git.gag.com Git - debian/openrocket/blob - src/net/sf/openrocket/file/openrocket/OpenRocketLoader.java

   1 package net.sf.openrocket.file.openrocket;
   2
   3 import java.awt.Color;
   4 import java.io.IOException;
   5 import java.io.InputStream;
   6 import java.lang.reflect.Constructor;
   7 import java.lang.reflect.InvocationTargetException;
   8 import java.util.ArrayList;
   9 import java.util.HashMap;
  10 import java.util.List;
  11
  12 import net.sf.openrocket.aerodynamics.Warning;
  13 import net.sf.openrocket.aerodynamics.WarningSet;
  14 import net.sf.openrocket.database.Databases;
  15 import net.sf.openrocket.document.OpenRocketDocument;
  16 import net.sf.openrocket.document.Simulation;
  17 import net.sf.openrocket.document.StorageOptions;
  18 import net.sf.openrocket.document.Simulation.Status;
  19 import net.sf.openrocket.file.RocketLoadException;
  20 import net.sf.openrocket.file.RocketLoader;
  21 import net.sf.openrocket.file.simplesax.ElementHandler;
  22 import net.sf.openrocket.file.simplesax.PlainTextHandler;
  23 import net.sf.openrocket.file.simplesax.SimpleSAX;
  24 import net.sf.openrocket.logging.LogHelper;
  25 import net.sf.openrocket.material.Material;
  26 import net.sf.openrocket.motor.Motor;
  27 import net.sf.openrocket.motor.MotorDigest;
  28 import net.sf.openrocket.motor.ThrustCurveMotor;
  29 import net.sf.openrocket.rocketcomponent.BodyComponent;
  30 import net.sf.openrocket.rocketcomponent.BodyTube;
  31 import net.sf.openrocket.rocketcomponent.Bulkhead;
  32 import net.sf.openrocket.rocketcomponent.CenteringRing;
  33 import net.sf.openrocket.rocketcomponent.ClusterConfiguration;
  34 import net.sf.openrocket.rocketcomponent.Clusterable;
  35 import net.sf.openrocket.rocketcomponent.EllipticalFinSet;
  36 import net.sf.openrocket.rocketcomponent.EngineBlock;
  37 import net.sf.openrocket.rocketcomponent.ExternalComponent;
  38 import net.sf.openrocket.rocketcomponent.FinSet;
  39 import net.sf.openrocket.rocketcomponent.FreeformFinSet;
  40 import net.sf.openrocket.rocketcomponent.IllegalFinPointException;
  41 import net.sf.openrocket.rocketcomponent.InnerTube;
  42 import net.sf.openrocket.rocketcomponent.InternalComponent;
  43 import net.sf.openrocket.rocketcomponent.LaunchLug;
  44 import net.sf.openrocket.rocketcomponent.MassComponent;
  45 import net.sf.openrocket.rocketcomponent.MassObject;
  46 import net.sf.openrocket.rocketcomponent.MotorMount;
  47 import net.sf.openrocket.rocketcomponent.NoseCone;
  48 import net.sf.openrocket.rocketcomponent.Parachute;
  49 import net.sf.openrocket.rocketcomponent.RadiusRingComponent;
  50 import net.sf.openrocket.rocketcomponent.RecoveryDevice;
  51 import net.sf.openrocket.rocketcomponent.ReferenceType;
  52 import net.sf.openrocket.rocketcomponent.RingComponent;
  53 import net.sf.openrocket.rocketcomponent.Rocket;
  54 import net.sf.openrocket.rocketcomponent.RocketComponent;
  55 import net.sf.openrocket.rocketcomponent.ShockCord;
  56 import net.sf.openrocket.rocketcomponent.Stage;
  57 import net.sf.openrocket.rocketcomponent.Streamer;
  58 import net.sf.openrocket.rocketcomponent.StructuralComponent;
  59 import net.sf.openrocket.rocketcomponent.SymmetricComponent;
  60 import net.sf.openrocket.rocketcomponent.ThicknessRingComponent;
  61 import net.sf.openrocket.rocketcomponent.Transition;
  62 import net.sf.openrocket.rocketcomponent.TrapezoidFinSet;
  63 import net.sf.openrocket.rocketcomponent.TubeCoupler;
  64 import net.sf.openrocket.rocketcomponent.ExternalComponent.Finish;
  65 import net.sf.openrocket.rocketcomponent.FinSet.TabRelativePosition;
  66 import net.sf.openrocket.rocketcomponent.RocketComponent.Position;
  67 import net.sf.openrocket.simulation.FlightData;
  68 import net.sf.openrocket.simulation.FlightDataBranch;
  69 import net.sf.openrocket.simulation.FlightDataType;
  70 import net.sf.openrocket.simulation.FlightEvent;
  71 import net.sf.openrocket.simulation.GUISimulationConditions;
  72 import net.sf.openrocket.simulation.FlightEvent.Type;
  73 import net.sf.openrocket.startup.Application;
  74 import net.sf.openrocket.unit.UnitGroup;
  75 import net.sf.openrocket.util.BugException;
  76 import net.sf.openrocket.util.Coordinate;
  77 import net.sf.openrocket.util.LineStyle;
  78 import net.sf.openrocket.util.Reflection;
  79
  80 import org.xml.sax.InputSource;
  81 import org.xml.sax.SAXException;
  82
  83
  84 /**
  85  * Class that loads a rocket definition from an OpenRocket rocket file.
  86  * <p>
  87  * This class uses SAX to read the XML file format.  The
  88  * {@link #loadFromStream(InputStream)} method simply sets the system up and
  89  * starts the parsing, while the actual logic is in the private inner class
  90  * <code>OpenRocketHandler</code>.
  91  *
  92  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  93  */
  94 public class OpenRocketLoader extends RocketLoader {
  95         private static final LogHelper log = Application.getLogger();
  96
  97
  98         @Override
  99         public OpenRocketDocument loadFromStream(InputStream source) throws RocketLoadException,
 100                         IOException {
 101                 log.info("Loading .ork file");
 102
 103                 InputSource xmlSource = new InputSource(source);
 104                 OpenRocketHandler handler = new OpenRocketHandler();
 105
 106
 107                 try {
 108                         SimpleSAX.readXML(xmlSource, handler, warnings);
 109                 } catch (SAXException e) {
 110                         log.warn("Malformed XML in input");
 111                         throw new RocketLoadException("Malformed XML in input.", e);
 112                 }
 113
 114
 115                 OpenRocketDocument doc = handler.getDocument();
 116                 doc.getDefaultConfiguration().setAllStages();
 117
 118                 // Deduce suitable time skip
 119                 double timeSkip = StorageOptions.SIMULATION_DATA_NONE;
 120                 for (Simulation s : doc.getSimulations()) {
 121                         if (s.getStatus() == Simulation.Status.EXTERNAL ||
 122                                         s.getStatus() == Simulation.Status.NOT_SIMULATED)
 123                                 continue;
 124                         if (s.getSimulatedData() == null)
 125                                 continue;
 126                         if (s.getSimulatedData().getBranchCount() == 0)
 127                                 continue;
 128                         FlightDataBranch branch = s.getSimulatedData().getBranch(0);
 129                         if (branch == null)
 130                                 continue;
 131                         List<Double> list = branch.get(FlightDataType.TYPE_TIME);
 132                         if (list == null)
 133                                 continue;
 134
 135                         double previousTime = Double.NaN;
 136                         for (double time : list) {
 137                                 if (time - previousTime < timeSkip)
 138                                         timeSkip = time - previousTime;
 139                                 previousTime = time;
 140                         }
 141                 }
 142                 // Round value
 143                 timeSkip = Math.rint(timeSkip * 100) / 100;
 144
 145                 doc.getDefaultStorageOptions().setSimulationTimeSkip(timeSkip);
 146                 doc.getDefaultStorageOptions().setCompressionEnabled(false); // Set by caller if compressed
 147                 doc.getDefaultStorageOptions().setExplicitlySet(false);
 148
 149                 doc.clearUndo();
 150                 log.info("Loading done");
 151                 return doc;
 152         }
 153
 154 }
 155
 156
 157
 158 class DocumentConfig {
 159
 160         /* Remember to update OpenRocketSaver as well! */
 161         public static final String[] SUPPORTED_VERSIONS = { "0.9", "1.0", "1.1", "1.2" };
 162
 163
 164         ////////  Component constructors
 165         static final HashMap<String, Constructor<? extends RocketComponent>> constructors = new HashMap<String, Constructor<? extends RocketComponent>>();
 166         static {
 167                 try {
 168                         // External components
 169                         constructors.put("bodytube", BodyTube.class.getConstructor(new Class<?>[0]));
 170                         constructors.put("transition", Transition.class.getConstructor(new Class<?>[0]));
 171                         constructors.put("nosecone", NoseCone.class.getConstructor(new Class<?>[0]));
 172                         constructors.put("trapezoidfinset", TrapezoidFinSet.class.getConstructor(new Class<?>[0]));
 173                         constructors.put("ellipticalfinset", EllipticalFinSet.class.getConstructor(new Class<?>[0]));
 174                         constructors.put("freeformfinset", FreeformFinSet.class.getConstructor(new Class<?>[0]));
 175                         constructors.put("launchlug", LaunchLug.class.getConstructor(new Class<?>[0]));
 176
 177                         // Internal components
 178                         constructors.put("engineblock", EngineBlock.class.getConstructor(new Class<?>[0]));
 179                         constructors.put("innertube", InnerTube.class.getConstructor(new Class<?>[0]));
 180                         constructors.put("tubecoupler", TubeCoupler.class.getConstructor(new Class<?>[0]));
 181                         constructors.put("bulkhead", Bulkhead.class.getConstructor(new Class<?>[0]));
 182                         constructors.put("centeringring", CenteringRing.class.getConstructor(new Class<?>[0]));
 183
 184                         constructors.put("masscomponent", MassComponent.class.getConstructor(new Class<?>[0]));
 185                         constructors.put("shockcord", ShockCord.class.getConstructor(new Class<?>[0]));
 186                         constructors.put("parachute", Parachute.class.getConstructor(new Class<?>[0]));
 187                         constructors.put("streamer", Streamer.class.getConstructor(new Class<?>[0]));
 188
 189                         // Other
 190                         constructors.put("stage", Stage.class.getConstructor(new Class<?>[0]));
 191
 192                 } catch (NoSuchMethodException e) {
 193                         throw new BugException(
 194                                         "Error in constructing the 'constructors' HashMap.");
 195                 }
 196         }
 197
 198
 199         ////////  Parameter setters
 200         /*
 201          * The keys are of the form Class:param, where Class is the class name and param
 202          * the element name.  Setters are searched for in descending class order.
 203          * A setter of null means setting the parameter is not allowed.
 204          */
 205         static final HashMap<String, Setter> setters = new HashMap<String, Setter>();
 206         static {
 207                 // RocketComponent
 208                 setters.put("RocketComponent:name", new StringSetter(
 209                                 Reflection.findMethodStatic(RocketComponent.class, "setName", String.class)));
 210                 setters.put("RocketComponent:color", new ColorSetter(
 211                                 Reflection.findMethodStatic(RocketComponent.class, "setColor", Color.class)));
 212                 setters.put("RocketComponent:linestyle", new EnumSetter<LineStyle>(
 213                                 Reflection.findMethodStatic(RocketComponent.class, "setLineStyle", LineStyle.class),
 214                                 LineStyle.class));
 215                 setters.put("RocketComponent:position", new PositionSetter());
 216                 setters.put("RocketComponent:overridemass", new OverrideSetter(
 217                                 Reflection.findMethodStatic(RocketComponent.class, "setOverrideMass", double.class),
 218                                 Reflection.findMethodStatic(RocketComponent.class, "setMassOverridden", boolean.class)));
 219                 setters.put("RocketComponent:overridecg", new OverrideSetter(
 220                                 Reflection.findMethodStatic(RocketComponent.class, "setOverrideCGX", double.class),
 221                                 Reflection.findMethodStatic(RocketComponent.class, "setCGOverridden", boolean.class)));
 222                 setters.put("RocketComponent:overridesubcomponents", new BooleanSetter(
 223                                 Reflection.findMethodStatic(RocketComponent.class, "setOverrideSubcomponents", boolean.class)));
 224                 setters.put("RocketComponent:comment", new StringSetter(
 225                                 Reflection.findMethodStatic(RocketComponent.class, "setComment", String.class)));
 226
 227                 // ExternalComponent
 228                 setters.put("ExternalComponent:finish", new EnumSetter<Finish>(
 229                                 Reflection.findMethodStatic(ExternalComponent.class, "setFinish", Finish.class),
 230                                 Finish.class));
 231                 setters.put("ExternalComponent:material", new MaterialSetter(
 232                                 Reflection.findMethodStatic(ExternalComponent.class, "setMaterial", Material.class),
 233                                 Material.Type.BULK));
 234
 235                 // BodyComponent
 236                 setters.put("BodyComponent:length", new DoubleSetter(
 237                                 Reflection.findMethodStatic(BodyComponent.class, "setLength", double.class)));
 238
 239                 // SymmetricComponent
 240                 setters.put("SymmetricComponent:thickness", new DoubleSetter(
 241                                 Reflection.findMethodStatic(SymmetricComponent.class, "setThickness", double.class),
 242                                 "filled",
 243                                 Reflection.findMethodStatic(SymmetricComponent.class, "setFilled", boolean.class)));
 244
 245                 // BodyTube
 246                 setters.put("BodyTube:radius", new DoubleSetter(
 247                                 Reflection.findMethodStatic(BodyTube.class, "setRadius", double.class),
 248                                 "auto",
 249                                 Reflection.findMethodStatic(BodyTube.class, "setRadiusAutomatic", boolean.class)));
 250
 251                 // Transition
 252                 setters.put("Transition:shape", new EnumSetter<Transition.Shape>(
 253                                 Reflection.findMethodStatic(Transition.class, "setType", Transition.Shape.class),
 254                                 Transition.Shape.class));
 255                 setters.put("Transition:shapeclipped", new BooleanSetter(
 256                                 Reflection.findMethodStatic(Transition.class, "setClipped", boolean.class)));
 257                 setters.put("Transition:shapeparameter", new DoubleSetter(
 258                                 Reflection.findMethodStatic(Transition.class, "setShapeParameter", double.class)));
 259
 260                 setters.put("Transition:foreradius", new DoubleSetter(
 261                                 Reflection.findMethodStatic(Transition.class, "setForeRadius", double.class),
 262                                 "auto",
 263                                 Reflection.findMethodStatic(Transition.class, "setForeRadiusAutomatic", boolean.class)));
 264                 setters.put("Transition:aftradius", new DoubleSetter(
 265                                 Reflection.findMethodStatic(Transition.class, "setAftRadius", double.class),
 266                                 "auto",
 267                                 Reflection.findMethodStatic(Transition.class, "setAftRadiusAutomatic", boolean.class)));
 268
 269                 setters.put("Transition:foreshoulderradius", new DoubleSetter(
 270                                 Reflection.findMethodStatic(Transition.class, "setForeShoulderRadius", double.class)));
 271                 setters.put("Transition:foreshoulderlength", new DoubleSetter(
 272                                 Reflection.findMethodStatic(Transition.class, "setForeShoulderLength", double.class)));
 273                 setters.put("Transition:foreshoulderthickness", new DoubleSetter(
 274                                 Reflection.findMethodStatic(Transition.class, "setForeShoulderThickness", double.class)));
 275                 setters.put("Transition:foreshouldercapped", new BooleanSetter(
 276                                 Reflection.findMethodStatic(Transition.class, "setForeShoulderCapped", boolean.class)));
 277
 278                 setters.put("Transition:aftshoulderradius", new DoubleSetter(
 279                                 Reflection.findMethodStatic(Transition.class, "setAftShoulderRadius", double.class)));
 280                 setters.put("Transition:aftshoulderlength", new DoubleSetter(
 281                                 Reflection.findMethodStatic(Transition.class, "setAftShoulderLength", double.class)));
 282                 setters.put("Transition:aftshoulderthickness", new DoubleSetter(
 283                                 Reflection.findMethodStatic(Transition.class, "setAftShoulderThickness", double.class)));
 284                 setters.put("Transition:aftshouldercapped", new BooleanSetter(
 285                                 Reflection.findMethodStatic(Transition.class, "setAftShoulderCapped", boolean.class)));
 286
 287                 // NoseCone - disable disallowed elements
 288                 setters.put("NoseCone:foreradius", null);
 289                 setters.put("NoseCone:foreshoulderradius", null);
 290                 setters.put("NoseCone:foreshoulderlength", null);
 291                 setters.put("NoseCone:foreshoulderthickness", null);
 292                 setters.put("NoseCone:foreshouldercapped", null);
 293
 294                 // FinSet
 295                 setters.put("FinSet:fincount", new IntSetter(
 296                                 Reflection.findMethodStatic(FinSet.class, "setFinCount", int.class)));
 297                 setters.put("FinSet:rotation", new DoubleSetter(
 298                                 Reflection.findMethodStatic(FinSet.class, "setBaseRotation", double.class), Math.PI / 180.0));
 299                 setters.put("FinSet:thickness", new DoubleSetter(
 300                                 Reflection.findMethodStatic(FinSet.class, "setThickness", double.class)));
 301                 setters.put("FinSet:crosssection", new EnumSetter<FinSet.CrossSection>(
 302                                 Reflection.findMethodStatic(FinSet.class, "setCrossSection", FinSet.CrossSection.class),
 303                                 FinSet.CrossSection.class));
 304                 setters.put("FinSet:cant", new DoubleSetter(
 305                                 Reflection.findMethodStatic(FinSet.class, "setCantAngle", double.class), Math.PI / 180.0));
 306                 setters.put("FinSet:tabheight", new DoubleSetter(
 307                                 Reflection.findMethodStatic(FinSet.class, "setTabHeight", double.class)));
 308                 setters.put("FinSet:tablength", new DoubleSetter(
 309                                 Reflection.findMethodStatic(FinSet.class, "setTabLength", double.class)));
 310                 setters.put("FinSet:tabposition", new FinTabPositionSetter());
 311
 312                 // TrapezoidFinSet
 313                 setters.put("TrapezoidFinSet:rootchord", new DoubleSetter(
 314                                 Reflection.findMethodStatic(TrapezoidFinSet.class, "setRootChord", double.class)));
 315                 setters.put("TrapezoidFinSet:tipchord", new DoubleSetter(
 316                                 Reflection.findMethodStatic(TrapezoidFinSet.class, "setTipChord", double.class)));
 317                 setters.put("TrapezoidFinSet:sweeplength", new DoubleSetter(
 318                                 Reflection.findMethodStatic(TrapezoidFinSet.class, "setSweep", double.class)));
 319                 setters.put("TrapezoidFinSet:height", new DoubleSetter(
 320                                 Reflection.findMethodStatic(TrapezoidFinSet.class, "setHeight", double.class)));
 321
 322                 // EllipticalFinSet
 323                 setters.put("EllipticalFinSet:rootchord", new DoubleSetter(
 324                                 Reflection.findMethodStatic(EllipticalFinSet.class, "setLength", double.class)));
 325                 setters.put("EllipticalFinSet:height", new DoubleSetter(
 326                                 Reflection.findMethodStatic(EllipticalFinSet.class, "setHeight", double.class)));
 327
 328                 // FreeformFinSet points handled as a special handler
 329
 330                 // LaunchLug
 331                 setters.put("LaunchLug:radius", new DoubleSetter(
 332                                 Reflection.findMethodStatic(LaunchLug.class, "setRadius", double.class)));
 333                 setters.put("LaunchLug:length", new DoubleSetter(
 334                                 Reflection.findMethodStatic(LaunchLug.class, "setLength", double.class)));
 335                 setters.put("LaunchLug:thickness", new DoubleSetter(
 336                                 Reflection.findMethodStatic(LaunchLug.class, "setThickness", double.class)));
 337                 setters.put("LaunchLug:radialdirection", new DoubleSetter(
 338                                 Reflection.findMethodStatic(LaunchLug.class, "setRadialDirection", double.class),
 339                                 Math.PI / 180.0));
 340
 341                 // InternalComponent - nothing
 342
 343                 // StructuralComponent
 344                 setters.put("StructuralComponent:material", new MaterialSetter(
 345                                 Reflection.findMethodStatic(StructuralComponent.class, "setMaterial", Material.class),
 346                                 Material.Type.BULK));
 347
 348                 // RingComponent
 349                 setters.put("RingComponent:length", new DoubleSetter(
 350                                 Reflection.findMethodStatic(RingComponent.class, "setLength", double.class)));
 351                 setters.put("RingComponent:radialposition", new DoubleSetter(
 352                                 Reflection.findMethodStatic(RingComponent.class, "setRadialPosition", double.class)));
 353                 setters.put("RingComponent:radialdirection", new DoubleSetter(
 354                                 Reflection.findMethodStatic(RingComponent.class, "setRadialDirection", double.class),
 355                                 Math.PI / 180.0));
 356
 357                 // ThicknessRingComponent - radius on separate components due to differing automatics
 358                 setters.put("ThicknessRingComponent:thickness", new DoubleSetter(
 359                                 Reflection.findMethodStatic(ThicknessRingComponent.class, "setThickness", double.class)));
 360
 361                 // EngineBlock
 362                 setters.put("EngineBlock:outerradius", new DoubleSetter(
 363                                 Reflection.findMethodStatic(EngineBlock.class, "setOuterRadius", double.class),
 364                                 "auto",
 365                                 Reflection.findMethodStatic(EngineBlock.class, "setOuterRadiusAutomatic", boolean.class)));
 366
 367                 // TubeCoupler
 368                 setters.put("TubeCoupler:outerradius", new DoubleSetter(
 369                                 Reflection.findMethodStatic(TubeCoupler.class, "setOuterRadius", double.class),
 370                                 "auto",
 371                                 Reflection.findMethodStatic(TubeCoupler.class, "setOuterRadiusAutomatic", boolean.class)));
 372
 373                 // InnerTube
 374                 setters.put("InnerTube:outerradius", new DoubleSetter(
 375                                 Reflection.findMethodStatic(InnerTube.class, "setOuterRadius", double.class)));
 376                 setters.put("InnerTube:clusterconfiguration", new ClusterConfigurationSetter());
 377                 setters.put("InnerTube:clusterscale", new DoubleSetter(
 378                                 Reflection.findMethodStatic(InnerTube.class, "setClusterScale", double.class)));
 379                 setters.put("InnerTube:clusterrotation", new DoubleSetter(
 380                                 Reflection.findMethodStatic(InnerTube.class, "setClusterRotation", double.class),
 381                                 Math.PI / 180.0));
 382
 383                 // RadiusRingComponent
 384
 385                 // Bulkhead
 386                 setters.put("RadiusRingComponent:innerradius", new DoubleSetter(
 387                                 Reflection.findMethodStatic(RadiusRingComponent.class, "setInnerRadius", double.class)));
 388                 setters.put("Bulkhead:outerradius", new DoubleSetter(
 389                                 Reflection.findMethodStatic(Bulkhead.class, "setOuterRadius", double.class),
 390                                 "auto",
 391                                 Reflection.findMethodStatic(Bulkhead.class, "setOuterRadiusAutomatic", boolean.class)));
 392
 393                 // CenteringRing
 394                 setters.put("CenteringRing:innerradius", new DoubleSetter(
 395                                 Reflection.findMethodStatic(CenteringRing.class, "setInnerRadius", double.class),
 396                                 "auto",
 397                                 Reflection.findMethodStatic(CenteringRing.class, "setInnerRadiusAutomatic", boolean.class)));
 398                 setters.put("CenteringRing:outerradius", new DoubleSetter(
 399                                 Reflection.findMethodStatic(CenteringRing.class, "setOuterRadius", double.class),
 400                                 "auto",
 401                                 Reflection.findMethodStatic(CenteringRing.class, "setOuterRadiusAutomatic", boolean.class)));
 402
 403
 404                 // MassObject
 405                 setters.put("MassObject:packedlength", new DoubleSetter(
 406                                 Reflection.findMethodStatic(MassObject.class, "setLength", double.class)));
 407                 setters.put("MassObject:packedradius", new DoubleSetter(
 408                                 Reflection.findMethodStatic(MassObject.class, "setRadius", double.class)));
 409                 setters.put("MassObject:radialposition", new DoubleSetter(
 410                                 Reflection.findMethodStatic(MassObject.class, "setRadialPosition", double.class)));
 411                 setters.put("MassObject:radialdirection", new DoubleSetter(
 412                                 Reflection.findMethodStatic(MassObject.class, "setRadialDirection", double.class),
 413                                 Math.PI / 180.0));
 414
 415                 // MassComponent
 416                 setters.put("MassComponent:mass", new DoubleSetter(
 417                                 Reflection.findMethodStatic(MassComponent.class, "setComponentMass", double.class)));
 418
 419                 // ShockCord
 420                 setters.put("ShockCord:cordlength", new DoubleSetter(
 421                                 Reflection.findMethodStatic(ShockCord.class, "setCordLength", double.class)));
 422                 setters.put("ShockCord:material", new MaterialSetter(
 423                                 Reflection.findMethodStatic(ShockCord.class, "setMaterial", Material.class),
 424                                 Material.Type.LINE));
 425
 426                 // RecoveryDevice
 427                 setters.put("RecoveryDevice:cd", new DoubleSetter(
 428                                 Reflection.findMethodStatic(RecoveryDevice.class, "setCD", double.class),
 429                                 "auto",
 430                                 Reflection.findMethodStatic(RecoveryDevice.class, "setCDAutomatic", boolean.class)));
 431                 setters.put("RecoveryDevice:deployevent", new EnumSetter<RecoveryDevice.DeployEvent>(
 432                                 Reflection.findMethodStatic(RecoveryDevice.class, "setDeployEvent", RecoveryDevice.DeployEvent.class),
 433                                 RecoveryDevice.DeployEvent.class));
 434                 setters.put("RecoveryDevice:deployaltitude", new DoubleSetter(
 435                                 Reflection.findMethodStatic(RecoveryDevice.class, "setDeployAltitude", double.class)));
 436                 setters.put("RecoveryDevice:deploydelay", new DoubleSetter(
 437                                 Reflection.findMethodStatic(RecoveryDevice.class, "setDeployDelay", double.class)));
 438                 setters.put("RecoveryDevice:material", new MaterialSetter(
 439                                 Reflection.findMethodStatic(RecoveryDevice.class, "setMaterial", Material.class),
 440                                 Material.Type.SURFACE));
 441
 442                 // Parachute
 443                 setters.put("Parachute:diameter", new DoubleSetter(
 444                                 Reflection.findMethodStatic(Parachute.class, "setDiameter", double.class)));
 445                 setters.put("Parachute:linecount", new IntSetter(
 446                                 Reflection.findMethodStatic(Parachute.class, "setLineCount", int.class)));
 447                 setters.put("Parachute:linelength", new DoubleSetter(
 448                                 Reflection.findMethodStatic(Parachute.class, "setLineLength", double.class)));
 449                 setters.put("Parachute:linematerial", new MaterialSetter(
 450                                 Reflection.findMethodStatic(Parachute.class, "setLineMaterial", Material.class),
 451                                 Material.Type.LINE));
 452
 453                 // Streamer
 454                 setters.put("Streamer:striplength", new DoubleSetter(
 455                                 Reflection.findMethodStatic(Streamer.class, "setStripLength", double.class)));
 456                 setters.put("Streamer:stripwidth", new DoubleSetter(
 457                                 Reflection.findMethodStatic(Streamer.class, "setStripWidth", double.class)));
 458
 459                 // Rocket
 460                 // <motorconfiguration> handled by separate handler
 461                 setters.put("Rocket:referencetype", new EnumSetter<ReferenceType>(
 462                                 Reflection.findMethodStatic(Rocket.class, "setReferenceType", ReferenceType.class),
 463                                 ReferenceType.class));
 464                 setters.put("Rocket:customreference", new DoubleSetter(
 465                                 Reflection.findMethodStatic(Rocket.class, "setCustomReferenceLength", double.class)));
 466                 setters.put("Rocket:designer", new StringSetter(
 467                                 Reflection.findMethodStatic(Rocket.class, "setDesigner", String.class)));
 468                 setters.put("Rocket:revision", new StringSetter(
 469                                 Reflection.findMethodStatic(Rocket.class, "setRevision", String.class)));
 470         }
 471
 472
 473         /**
 474          * Search for a enum value that has the corresponding name as an XML value.  The current
 475          * conversion from enum name to XML value is to lowercase the name and strip out all
 476          * underscore characters.  This method returns a match to these criteria, or <code>null</code>
 477          * if no such enum exists.
 478          *
 479          * @param <T>                   then enum type.
 480          * @param name                  the XML value, null ok.
 481          * @param enumClass             the class of the enum.
 482          * @return                              the found enum value, or <code>null</code>.
 483          */
 484         public static <T extends Enum<T>> Enum<T> findEnum(String name,
 485                         Class<? extends Enum<T>> enumClass) {
 486
 487                 if (name == null)
 488                         return null;
 489                 name = name.trim();
 490                 for (Enum<T> e : enumClass.getEnumConstants()) {
 491                         if (e.name().toLowerCase().replace("_", "").equals(name)) {
 492                                 return e;
 493                         }
 494                 }
 495                 return null;
 496         }
 497
 498
 499         /**
 500          * Convert a string to a double including formatting specifications of the OpenRocket
 501          * file format.  This accepts all formatting that is valid for
 502          * <code>Double.parseDouble(s)</code> and a few others as well ("Inf", "-Inf").
 503          *
 504          * @param s             the string to parse.
 505          * @return              the numerical value.
 506          * @throws NumberFormatException        the the string cannot be parsed.
 507          */
 508         public static double stringToDouble(String s) throws NumberFormatException {
 509                 if (s == null)
 510                         throw new NumberFormatException("null string");
 511                 if (s.equalsIgnoreCase("NaN"))
 512                         return Double.NaN;
 513                 if (s.equalsIgnoreCase("Inf"))
 514                         return Double.POSITIVE_INFINITY;
 515                 if (s.equalsIgnoreCase("-Inf"))
 516                         return Double.NEGATIVE_INFINITY;
 517                 return Double.parseDouble(s);
 518         }
 519 }
 520
 521
 522
 523
 524
 525 /**
 526  * The starting point of the handlers.  Accepts a single <openrocket> element and hands
 527  * the contents to be read by a OpenRocketContentsHandler.
 528  */
 529 class OpenRocketHandler extends ElementHandler {
 530         private OpenRocketContentHandler handler = null;
 531
 532         /**
 533          * Return the OpenRocketDocument read from the file, or <code>null</code> if a document
 534          * has not been read yet.
 535          *
 536          * @return      the document read, or null.
 537          */
 538         public OpenRocketDocument getDocument() {
 539                 return handler.getDocument();
 540         }
 541
 542         @Override
 543         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 544                         WarningSet warnings) {
 545
 546                 // Check for unknown elements
 547                 if (!element.equals("openrocket")) {
 548                         warnings.add(Warning.fromString("Unknown element " + element + ", ignoring."));
 549                         return null;
 550                 }
 551
 552                 // Check for first call
 553                 if (handler != null) {
 554                         warnings.add(Warning.fromString("Multiple document elements found, ignoring later "
 555                                                         + "ones."));
 556                         return null;
 557                 }
 558
 559                 // Check version number
 560                 String version = null;
 561                 String creator = attributes.remove("creator");
 562                 String docVersion = attributes.remove("version");
 563                 for (String v : DocumentConfig.SUPPORTED_VERSIONS) {
 564                         if (v.equals(docVersion)) {
 565                                 version = v;
 566                                 break;
 567                         }
 568                 }
 569                 if (version == null) {
 570                         String str = "Unsupported document version";
 571                         if (docVersion != null)
 572                                 str += " " + docVersion;
 573                         if (creator != null && !creator.trim().equals(""))
 574                                 str += " (written using '" + creator.trim() + "')";
 575                         str += ", attempting to read file anyway.";
 576                         warnings.add(str);
 577                 }
 578
 579                 handler = new OpenRocketContentHandler();
 580                 return handler;
 581         }
 582
 583         @Override
 584         public void closeElement(String element, HashMap<String, String> attributes,
 585                         String content, WarningSet warnings) throws SAXException {
 586                 attributes.remove("version");
 587                 attributes.remove("creator");
 588                 super.closeElement(element, attributes, content, warnings);
 589         }
 590
 591
 592 }
 593
 594
 595 /**
 596  * Handles the content of the <openrocket> tag.
 597  */
 598 class OpenRocketContentHandler extends ElementHandler {
 599         private final OpenRocketDocument doc;
 600         private final Rocket rocket;
 601
 602         private boolean rocketDefined = false;
 603         private boolean simulationsDefined = false;
 604
 605         public OpenRocketContentHandler() {
 606                 this.rocket = new Rocket();
 607                 this.doc = new OpenRocketDocument(rocket);
 608         }
 609
 610
 611         public OpenRocketDocument getDocument() {
 612                 if (!rocketDefined)
 613                         return null;
 614                 return doc;
 615         }
 616
 617         @Override
 618         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 619                         WarningSet warnings) {
 620
 621                 if (element.equals("rocket")) {
 622                         if (rocketDefined) {
 623                                 warnings.add(Warning
 624                                                 .fromString("Multiple rocket designs within one document, "
 625                                                                 + "ignoring later ones."));
 626                                 return null;
 627                         }
 628                         rocketDefined = true;
 629                         return new ComponentParameterHandler(rocket);
 630                 }
 631
 632                 if (element.equals("simulations")) {
 633                         if (simulationsDefined) {
 634                                 warnings.add(Warning
 635                                                 .fromString("Multiple simulation definitions within one document, "
 636                                                                 + "ignoring later ones."));
 637                                 return null;
 638                         }
 639                         simulationsDefined = true;
 640                         return new SimulationsHandler(doc);
 641                 }
 642
 643                 warnings.add(Warning.fromString("Unknown element " + element + ", ignoring."));
 644
 645                 return null;
 646         }
 647 }
 648
 649
 650
 651
 652 /**
 653  * A handler that creates components from the corresponding elements.  The control of the
 654  * contents is passed on to ComponentParameterHandler.
 655  */
 656 class ComponentHandler extends ElementHandler {
 657         private final RocketComponent parent;
 658
 659         public ComponentHandler(RocketComponent parent) {
 660                 this.parent = parent;
 661         }
 662
 663         @Override
 664         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 665                         WarningSet warnings) {
 666
 667                 // Attempt to construct new component
 668                 Constructor<? extends RocketComponent> constructor = DocumentConfig.constructors
 669                                 .get(element);
 670                 if (constructor == null) {
 671                         warnings.add(Warning.fromString("Unknown element " + element + ", ignoring."));
 672                         return null;
 673                 }
 674
 675                 RocketComponent c;
 676                 try {
 677                         c = constructor.newInstance();
 678                 } catch (InstantiationException e) {
 679                         throw new BugException("Error constructing component.", e);
 680                 } catch (IllegalAccessException e) {
 681                         throw new BugException("Error constructing component.", e);
 682                 } catch (InvocationTargetException e) {
 683                         throw Reflection.handleWrappedException(e);
 684                 }
 685
 686                 parent.addChild(c);
 687
 688                 return new ComponentParameterHandler(c);
 689         }
 690 }
 691
 692
 693 /**
 694  * A handler that populates the parameters of a previously constructed rocket component.
 695  * This uses the setters, or delegates the handling to another handler for specific
 696  * elements.
 697  */
 698 class ComponentParameterHandler extends ElementHandler {
 699         private final RocketComponent component;
 700
 701         public ComponentParameterHandler(RocketComponent c) {
 702                 this.component = c;
 703         }
 704
 705         @Override
 706         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 707                         WarningSet warnings) {
 708
 709                 // Check for specific elements that contain other elements
 710                 if (element.equals("subcomponents")) {
 711                         return new ComponentHandler(component);
 712                 }
 713                 if (element.equals("motormount")) {
 714                         if (!(component instanceof MotorMount)) {
 715                                 warnings.add(Warning.fromString("Illegal component defined as motor mount."));
 716                                 return null;
 717                         }
 718                         return new MotorMountHandler((MotorMount) component);
 719                 }
 720                 if (element.equals("finpoints")) {
 721                         if (!(component instanceof FreeformFinSet)) {
 722                                 warnings.add(Warning.fromString("Illegal component defined for fin points."));
 723                                 return null;
 724                         }
 725                         return new FinSetPointHandler((FreeformFinSet) component);
 726                 }
 727                 if (element.equals("motorconfiguration")) {
 728                         if (!(component instanceof Rocket)) {
 729                                 warnings.add(Warning.fromString("Illegal component defined for motor configuration."));
 730                                 return null;
 731                         }
 732                         return new MotorConfigurationHandler((Rocket) component);
 733                 }
 734
 735
 736                 return PlainTextHandler.INSTANCE;
 737         }
 738
 739         @Override
 740         public void closeElement(String element, HashMap<String, String> attributes,
 741                         String content, WarningSet warnings) {
 742
 743                 if (element.equals("subcomponents") || element.equals("motormount") ||
 744                                 element.equals("finpoints") || element.equals("motorconfiguration")) {
 745                         return;
 746                 }
 747
 748                 // Search for the correct setter class
 749
 750                 Class<?> c;
 751                 for (c = component.getClass(); c != null; c = c.getSuperclass()) {
 752                         String setterKey = c.getSimpleName() + ":" + element;
 753                         Setter s = DocumentConfig.setters.get(setterKey);
 754                         if (s != null) {
 755                                 // Setter found
 756                                 System.out.println("Calling with key " + setterKey);
 757                                 s.set(component, content, attributes, warnings);
 758                                 break;
 759                         }
 760                         if (DocumentConfig.setters.containsKey(setterKey)) {
 761                                 // Key exists but is null -> invalid parameter
 762                                 c = null;
 763                                 break;
 764                         }
 765                 }
 766                 if (c == null) {
 767                         warnings.add(Warning.fromString("Unknown parameter type '" + element + "' for "
 768                                         + component.getComponentName() + ", ignoring."));
 769                 }
 770         }
 771 }
 772
 773
 774 /**
 775  * A handler that reads the <point> specifications within the freeformfinset's
 776  * <finpoints> elements.
 777  */
 778 class FinSetPointHandler extends ElementHandler {
 779         private final FreeformFinSet finset;
 780         private final ArrayList<Coordinate> coordinates = new ArrayList<Coordinate>();
 781
 782         public FinSetPointHandler(FreeformFinSet finset) {
 783                 this.finset = finset;
 784         }
 785
 786         @Override
 787         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 788                         WarningSet warnings) {
 789                 return PlainTextHandler.INSTANCE;
 790         }
 791
 792
 793         @Override
 794         public void closeElement(String element, HashMap<String, String> attributes,
 795                         String content, WarningSet warnings) throws SAXException {
 796
 797                 String strx = attributes.remove("x");
 798                 String stry = attributes.remove("y");
 799                 if (strx == null || stry == null) {
 800                         warnings.add(Warning.fromString("Illegal fin points specification, ignoring."));
 801                         return;
 802                 }
 803                 try {
 804                         double x = Double.parseDouble(strx);
 805                         double y = Double.parseDouble(stry);
 806                         coordinates.add(new Coordinate(x, y));
 807                 } catch (NumberFormatException e) {
 808                         warnings.add(Warning.fromString("Illegal fin points specification, ignoring."));
 809                         return;
 810                 }
 811
 812                 super.closeElement(element, attributes, content, warnings);
 813         }
 814
 815         @Override
 816         public void endHandler(String element, HashMap<String, String> attributes,
 817                         String content, WarningSet warnings) {
 818                 try {
 819                         finset.setPoints(coordinates.toArray(new Coordinate[0]));
 820                 } catch (IllegalFinPointException e) {
 821                         warnings.add(Warning.fromString("Freeform fin set point definitions illegal, ignoring."));
 822                 }
 823         }
 824 }
 825
 826
 827 class MotorMountHandler extends ElementHandler {
 828         private final MotorMount mount;
 829         private MotorHandler motorHandler;
 830
 831         public MotorMountHandler(MotorMount mount) {
 832                 this.mount = mount;
 833                 mount.setMotorMount(true);
 834         }
 835
 836         @Override
 837         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 838                         WarningSet warnings) {
 839
 840                 if (element.equals("motor")) {
 841                         motorHandler = new MotorHandler();
 842                         return motorHandler;
 843                 }
 844
 845                 if (element.equals("ignitionevent") ||
 846                                 element.equals("ignitiondelay") ||
 847                                 element.equals("overhang")) {
 848                         return PlainTextHandler.INSTANCE;
 849                 }
 850
 851                 warnings.add(Warning.fromString("Unknown element '" + element + "' encountered, ignoring."));
 852                 return null;
 853         }
 854
 855
 856
 857         @Override
 858         public void closeElement(String element, HashMap<String, String> attributes,
 859                         String content, WarningSet warnings) throws SAXException {
 860
 861                 if (element.equals("motor")) {
 862                         String id = attributes.get("configid");
 863                         if (id == null || id.equals("")) {
 864                                 warnings.add(Warning.fromString("Illegal motor specification, ignoring."));
 865                                 return;
 866                         }
 867
 868                         Motor motor = motorHandler.getMotor(warnings);
 869                         mount.setMotor(id, motor);
 870                         mount.setMotorDelay(id, motorHandler.getDelay(warnings));
 871                         return;
 872                 }
 873
 874                 if (element.equals("ignitionevent")) {
 875                         MotorMount.IgnitionEvent event = null;
 876                         for (MotorMount.IgnitionEvent e : MotorMount.IgnitionEvent.values()) {
 877                                 if (e.name().toLowerCase().replaceAll("_", "").equals(content)) {
 878                                         event = e;
 879                                         break;
 880                                 }
 881                         }
 882                         if (event == null) {
 883                                 warnings.add(Warning.fromString("Unknown ignition event type '" + content + "', ignoring."));
 884                                 return;
 885                         }
 886                         mount.setIgnitionEvent(event);
 887                         return;
 888                 }
 889
 890                 if (element.equals("ignitiondelay")) {
 891                         double d;
 892                         try {
 893                                 d = Double.parseDouble(content);
 894                         } catch (NumberFormatException nfe) {
 895                                 warnings.add(Warning.fromString("Illegal ignition delay specified, ignoring."));
 896                                 return;
 897                         }
 898                         mount.setIgnitionDelay(d);
 899                         return;
 900                 }
 901
 902                 if (element.equals("overhang")) {
 903                         double d;
 904                         try {
 905                                 d = Double.parseDouble(content);
 906                         } catch (NumberFormatException nfe) {
 907                                 warnings.add(Warning.fromString("Illegal overhang specified, ignoring."));
 908                                 return;
 909                         }
 910                         mount.setMotorOverhang(d);
 911                         return;
 912                 }
 913
 914                 super.closeElement(element, attributes, content, warnings);
 915         }
 916 }
 917
 918
 919
 920
 921 class MotorConfigurationHandler extends ElementHandler {
 922         private final Rocket rocket;
 923         private String name = null;
 924         private boolean inNameElement = false;
 925
 926         public MotorConfigurationHandler(Rocket rocket) {
 927                 this.rocket = rocket;
 928         }
 929
 930         @Override
 931         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 932                         WarningSet warnings) {
 933
 934                 if (inNameElement || !element.equals("name")) {
 935                         warnings.add(Warning.FILE_INVALID_PARAMETER);
 936                         return null;
 937                 }
 938                 inNameElement = true;
 939
 940                 return PlainTextHandler.INSTANCE;
 941         }
 942
 943         @Override
 944         public void closeElement(String element, HashMap<String, String> attributes,
 945                         String content, WarningSet warnings) {
 946                 name = content;
 947         }
 948
 949         @Override
 950         public void endHandler(String element, HashMap<String, String> attributes,
 951                         String content, WarningSet warnings) throws SAXException {
 952
 953                 String configid = attributes.remove("configid");
 954                 if (configid == null || configid.equals("")) {
 955                         warnings.add(Warning.FILE_INVALID_PARAMETER);
 956                         return;
 957                 }
 958
 959                 if (!rocket.addMotorConfigurationID(configid)) {
 960                         warnings.add("Duplicate motor configuration ID used.");
 961                         return;
 962                 }
 963
 964                 if (name != null && name.trim().length() > 0) {
 965                         rocket.setMotorConfigurationName(configid, name);
 966                 }
 967
 968                 if ("true".equals(attributes.remove("default"))) {
 969                         rocket.getDefaultConfiguration().setMotorConfigurationID(configid);
 970                 }
 971
 972                 super.closeElement(element, attributes, content, warnings);
 973         }
 974 }
 975
 976
 977 class MotorHandler extends ElementHandler {
 978         private Motor.Type type = null;
 979         private String manufacturer = null;
 980         private String designation = null;
 981         private String digest = null;
 982         private double diameter = Double.NaN;
 983         private double length = Double.NaN;
 984         private double delay = Double.NaN;
 985
 986         @Override
 987         public ElementHandler openElement(String element, HashMap<String, String> attributes,
 988                         WarningSet warnings) {
 989                 return PlainTextHandler.INSTANCE;
 990         }
 991
 992
 993         /**
 994          * Return the motor to use, or null.
 995          */
 996         public Motor getMotor(WarningSet warnings) {
 997                 if (designation == null) {
 998                         warnings.add(Warning.fromString("No motor specified, ignoring."));
 999                         return null;
1000                 }
1001
1002                 List<ThrustCurveMotor> motors = Application.getMotorSetDatabase().findMotors(type, manufacturer,
1003                                 designation, diameter, length);
1004
1005                 // No motors
1006                 if (motors.size() == 0) {
1007                         String str = "No motor with designation '" + designation + "'";
1008                         if (manufacturer != null)
1009                                 str += " for manufacturer '" + manufacturer + "'";
1010                         str += " found.";
1011                         warnings.add(str);
1012                         return null;
1013                 }
1014
1015                 // One motor
1016                 if (motors.size() == 1) {
1017                         ThrustCurveMotor m = motors.get(0);
1018                         if (digest != null && !MotorDigest.digestMotor(m).equals(digest)) {
1019                                 String str = "Motor with designation '" + designation + "'";
1020                                 if (manufacturer != null)
1021                                         str += " for manufacturer '" + manufacturer + "'";
1022                                 str += " has differing thrust curve than the original.";
1023                                 warnings.add(str);
1024                         }
1025                         return m;
1026                 }
1027
1028                 // Multiple motors, check digest for which one to use
1029                 if (digest != null) {
1030
1031                         // Check for motor with correct digest
1032                         for (ThrustCurveMotor m : motors) {
1033                                 if (MotorDigest.digestMotor(m).equals(digest)) {
1034                                         return m;
1035                                 }
1036                         }
1037                         String str = "Motor with designation '" + designation + "'";
1038                         if (manufacturer != null)
1039                                 str += " for manufacturer '" + manufacturer + "'";
1040                         str += " has differing thrust curve than the original.";
1041                         warnings.add(str);
1042
1043                 } else {
1044
1045                         // No digest, check for preferred digest (OpenRocket <= 1.1.0)
1046                         // TODO: MEDIUM: This should only be done for document versions 1.1 and below
1047                         for (ThrustCurveMotor m : motors) {
1048                                 if (PreferredMotorDigests.DIGESTS.contains(MotorDigest.digestMotor(m))) {
1049                                         return m;
1050                                 }
1051                         }
1052
1053                         String str = "Multiple motors with designation '" + designation + "'";
1054                         if (manufacturer != null)
1055                                 str += " for manufacturer '" + manufacturer + "'";
1056                         str += " found, one chosen arbitrarily.";
1057                         warnings.add(str);
1058
1059                 }
1060                 return motors.get(0);
1061         }
1062
1063         /**
1064          * Return the delay to use for the motor.
1065          */
1066         public double getDelay(WarningSet warnings) {
1067                 if (Double.isNaN(delay)) {
1068                         warnings.add(Warning.fromString("Motor delay not specified, assuming no ejection charge."));
1069                         return Motor.PLUGGED;
1070                 }
1071                 return delay;
1072         }
1073
1074
1075         @Override
1076         public void closeElement(String element, HashMap<String, String> attributes,
1077                         String content, WarningSet warnings) throws SAXException {
1078
1079                 content = content.trim();
1080
1081                 if (element.equals("type")) {
1082
1083                         // Motor type
1084                         type = null;
1085                         for (Motor.Type t : Motor.Type.values()) {
1086                                 if (t.name().toLowerCase().equals(content.trim())) {
1087                                         type = t;
1088                                         break;
1089                                 }
1090                         }
1091                         if (type == null) {
1092                                 warnings.add(Warning.fromString("Unknown motor type '" + content + "', ignoring."));
1093                         }
1094
1095                 } else if (element.equals("manufacturer")) {
1096
1097                         // Manufacturer
1098                         manufacturer = content.trim();
1099
1100                 } else if (element.equals("designation")) {
1101
1102                         // Designation
1103                         designation = content.trim();
1104
1105                 } else if (element.equals("digest")) {
1106
1107                         // Digest
1108                         digest = content.trim();
1109
1110                 } else if (element.equals("diameter")) {
1111
1112                         // Diameter
1113                         diameter = Double.NaN;
1114                         try {
1115                                 diameter = Double.parseDouble(content.trim());
1116                         } catch (NumberFormatException e) {
1117                                 // Ignore
1118                         }
1119                         if (Double.isNaN(diameter)) {
1120                                 warnings.add(Warning.fromString("Illegal motor diameter specified, ignoring."));
1121                         }
1122
1123                 } else if (element.equals("length")) {
1124
1125                         // Length
1126                         length = Double.NaN;
1127                         try {
1128                                 length = Double.parseDouble(content.trim());
1129                         } catch (NumberFormatException ignore) {
1130                         }
1131
1132                         if (Double.isNaN(length)) {
1133                                 warnings.add(Warning.fromString("Illegal motor diameter specified, ignoring."));
1134                         }
1135
1136                 } else if (element.equals("delay")) {
1137
1138                         // Delay
1139                         delay = Double.NaN;
1140                         if (content.equals("none")) {
1141                                 delay = Motor.PLUGGED;
1142                         } else {
1143                                 try {
1144                                         delay = Double.parseDouble(content.trim());
1145                                 } catch (NumberFormatException ignore) {
1146                                 }
1147
1148                                 if (Double.isNaN(delay)) {
1149                                         warnings.add(Warning.fromString("Illegal motor delay specified, ignoring."));
1150                                 }
1151
1152                         }
1153
1154                 } else {
1155                         super.closeElement(element, attributes, content, warnings);
1156                 }
1157         }
1158
1159 }
1160
1161
1162
1163 class SimulationsHandler extends ElementHandler {
1164         private final OpenRocketDocument doc;
1165         private SingleSimulationHandler handler;
1166
1167         public SimulationsHandler(OpenRocketDocument doc) {
1168                 this.doc = doc;
1169         }
1170
1171         @Override
1172         public ElementHandler openElement(String element, HashMap<String, String> attributes,
1173                         WarningSet warnings) {
1174
1175                 if (!element.equals("simulation")) {
1176                         warnings.add("Unknown element '" + element + "', ignoring.");
1177                         return null;
1178                 }
1179
1180                 handler = new SingleSimulationHandler(doc);
1181                 return handler;
1182         }
1183
1184         @Override
1185         public void closeElement(String element, HashMap<String, String> attributes,
1186                         String content, WarningSet warnings) throws SAXException {
1187                 attributes.remove("status");
1188                 super.closeElement(element, attributes, content, warnings);
1189         }
1190
1191
1192 }
1193
1194 class SingleSimulationHandler extends ElementHandler {
1195
1196         private final OpenRocketDocument doc;
1197
1198         private String name;
1199
1200         private SimulationConditionsHandler conditionHandler;
1201         private FlightDataHandler dataHandler;
1202
1203         private final List<String> listeners = new ArrayList<String>();
1204
1205         public SingleSimulationHandler(OpenRocketDocument doc) {
1206                 this.doc = doc;
1207         }
1208
1209
1210
1211         @Override
1212         public ElementHandler openElement(String element, HashMap<String, String> attributes,
1213                         WarningSet warnings) {
1214
1215                 if (element.equals("name") || element.equals("simulator") ||
1216                                 element.equals("calculator") || element.equals("listener")) {
1217                         return PlainTextHandler.INSTANCE;
1218                 } else if (element.equals("conditions")) {
1219                         conditionHandler = new SimulationConditionsHandler(doc.getRocket());
1220                         return conditionHandler;
1221                 } else if (element.equals("flightdata")) {
1222                         dataHandler = new FlightDataHandler();
1223                         return dataHandler;
1224                 } else {
1225                         warnings.add("Unknown element '" + element + "', ignoring.");
1226                         return null;
1227                 }
1228         }
1229
1230         @Override
1231         public void closeElement(String element, HashMap<String, String> attributes,
1232                         String content, WarningSet warnings) {
1233
1234                 if (element.equals("name")) {
1235                         name = content;
1236                 } else if (element.equals("simulator")) {
1237                         if (!content.trim().equals("RK4Simulator")) {
1238                                 warnings.add("Unknown simulator '" + content.trim() + "' specified, ignoring.");
1239                         }
1240                 } else if (element.equals("calculator")) {
1241                         if (!content.trim().equals("BarrowmanCalculator")) {
1242                                 warnings.add("Unknown calculator '" + content.trim() + "' specified, ignoring.");
1243                         }
1244                 } else if (element.equals("listener") && content.trim().length() > 0) {
1245                         listeners.add(content.trim());
1246                 }
1247
1248         }
1249
1250         @Override
1251         public void endHandler(String element, HashMap<String, String> attributes,
1252                         String content, WarningSet warnings) {
1253
1254                 String s = attributes.get("status");
1255                 Simulation.Status status = (Status) DocumentConfig.findEnum(s, Simulation.Status.class);
1256                 if (status == null) {
1257                         warnings.add("Simulation status unknown, assuming outdated.");
1258                         status = Simulation.Status.OUTDATED;
1259                 }
1260
1261                 GUISimulationConditions conditions;
1262                 if (conditionHandler != null) {
1263                         conditions = conditionHandler.getConditions();
1264                 } else {
1265                         warnings.add("Simulation conditions not defined, using defaults.");
1266                         conditions = new GUISimulationConditions(doc.getRocket());
1267                 }
1268
1269                 if (name == null)
1270                         name = "Simulation";
1271
1272                 FlightData data;
1273                 if (dataHandler == null)
1274                         data = null;
1275                 else
1276                         data = dataHandler.getFlightData();
1277
1278                 Simulation simulation = new Simulation(doc.getRocket(), status, name,
1279                                 conditions, listeners, data);
1280
1281                 doc.addSimulation(simulation);
1282         }
1283 }
1284
1285
1286
1287 class SimulationConditionsHandler extends ElementHandler {
1288         private GUISimulationConditions conditions;
1289         private AtmosphereHandler atmosphereHandler;
1290
1291         public SimulationConditionsHandler(Rocket rocket) {
1292                 conditions = new GUISimulationConditions(rocket);
1293         }
1294
1295         public GUISimulationConditions getConditions() {
1296                 return conditions;
1297         }
1298
1299         @Override
1300         public ElementHandler openElement(String element, HashMap<String, String> attributes,
1301                         WarningSet warnings) {
1302                 if (element.equals("atmosphere")) {
1303                         atmosphereHandler = new AtmosphereHandler(attributes.get("model"));
1304                         return atmosphereHandler;
1305                 }
1306                 return PlainTextHandler.INSTANCE;
1307         }
1308
1309         @Override
1310         public void closeElement(String element, HashMap<String, String> attributes,
1311                         String content, WarningSet warnings) {
1312
1313                 double d = Double.NaN;
1314                 try {
1315                         d = Double.parseDouble(content);
1316                 } catch (NumberFormatException ignore) {
1317                 }
1318
1319
1320                 if (element.equals("configid")) {
1321                         if (content.equals("")) {
1322                                 conditions.setMotorConfigurationID(null);
1323                         } else {
1324                                 conditions.setMotorConfigurationID(content);
1325                         }
1326                 } else if (element.equals("launchrodlength")) {
1327                         if (Double.isNaN(d)) {
1328                                 warnings.add("Illegal launch rod length defined, ignoring.");
1329                         } else {
1330                                 conditions.setLaunchRodLength(d);
1331                         }
1332                 } else if (element.equals("launchrodangle")) {
1333                         if (Double.isNaN(d)) {
1334                                 warnings.add("Illegal launch rod angle defined, ignoring.");
1335                         } else {
1336                                 conditions.setLaunchRodAngle(d * Math.PI / 180);
1337                         }
1338                 } else if (element.equals("launchroddirection")) {
1339                         if (Double.isNaN(d)) {
1340                                 warnings.add("Illegal launch rod direction defined, ignoring.");
1341                         } else {
1342                                 conditions.setLaunchRodDirection(d * Math.PI / 180);
1343                         }
1344                 } else if (element.equals("windaverage")) {
1345                         if (Double.isNaN(d)) {
1346                                 warnings.add("Illegal average windspeed defined, ignoring.");
1347                         } else {
1348                                 conditions.setWindSpeedAverage(d);
1349                         }
1350                 } else if (element.equals("windturbulence")) {
1351                         if (Double.isNaN(d)) {
1352                                 warnings.add("Illegal wind turbulence intensity defined, ignoring.");
1353                         } else {
1354                                 conditions.setWindTurbulenceIntensity(d);
1355                         }
1356                 } else if (element.equals("launchaltitude")) {
1357                         if (Double.isNaN(d)) {
1358                                 warnings.add("Illegal launch altitude defined, ignoring.");
1359                         } else {
1360                                 conditions.setLaunchAltitude(d);
1361                         }
1362                 } else if (element.equals("launchlatitude")) {
1363                         if (Double.isNaN(d)) {
1364                                 warnings.add("Illegal launch latitude defined, ignoring.");
1365                         } else {
1366                                 conditions.setLaunchLatitude(d);
1367                         }
1368                 } else if (element.equals("atmosphere")) {
1369                         atmosphereHandler.storeSettings(conditions, warnings);
1370                 } else if (element.equals("timestep")) {
1371                         if (Double.isNaN(d)) {
1372                                 warnings.add("Illegal time step defined, ignoring.");
1373                         } else {
1374                                 conditions.setTimeStep(d);
1375                         }
1376                 }
1377         }
1378 }
1379
1380
1381 class AtmosphereHandler extends ElementHandler {
1382         private final String model;
1383         private double temperature = Double.NaN;
1384         private double pressure = Double.NaN;
1385
1386         public AtmosphereHandler(String model) {
1387                 this.model = model;
1388         }
1389
1390         @Override
1391         public ElementHandler openElement(String element, HashMap<String, String> attributes,
1392                         WarningSet warnings) {
1393                 return PlainTextHandler.INSTANCE;
1394         }
1395
1396         @Override
1397         public void closeElement(String element, HashMap<String, String> attributes,
1398                         String content, WarningSet warnings) throws SAXException {
1399
1400                 double d = Double.NaN;
1401                 try {
1402                         d = Double.parseDouble(content);
1403                 } catch (NumberFormatException ignore) {
1404                 }
1405
1406                 if (element.equals("basetemperature")) {
1407                         if (Double.isNaN(d)) {
1408                                 warnings.add("Illegal base temperature specified, ignoring.");
1409                         }
1410                         temperature = d;
1411                 } else if (element.equals("basepressure")) {
1412                         if (Double.isNaN(d)) {
1413                                 warnings.add("Illegal base pressure specified, ignoring.");
1414                         }
1415                         pressure = d;
1416                 } else {
1417                         super.closeElement(element, attributes, content, warnings);
1418                 }
1419         }
1420
1421
1422         public void storeSettings(GUISimulationConditions cond, WarningSet warnings) {
1423                 if (!Double.isNaN(pressure)) {
1424                         cond.setLaunchPressure(pressure);
1425                 }
1426                 if (!Double.isNaN(temperature)) {
1427                         cond.setLaunchTemperature(temperature);
1428                 }
1429
1430                 if ("isa".equals(model)) {
1431                         cond.setISAAtmosphere(true);
1432                 } else if ("extendedisa".equals(model)) {
1433                         cond.setISAAtmosphere(false);
1434                 } else {
1435                         cond.setISAAtmosphere(true);
1436                         warnings.add("Unknown atmospheric model, using ISA.");
1437                 }
1438         }
1439
1440 }
1441
1442
1443 class FlightDataHandler extends ElementHandler {
1444
1445         private FlightDataBranchHandler dataHandler;
1446         private WarningSet warningSet = new WarningSet();
1447         private List<FlightDataBranch> branches = new ArrayList<FlightDataBranch>();
1448
1449         private FlightData data;
1450
1451         public FlightData getFlightData() {
1452                 return data;
1453         }
1454
1455         @Override
1456         public ElementHandler openElement(String element, HashMap<String, String> attributes,
1457                         WarningSet warnings) {
1458
1459                 if (element.equals("warning")) {
1460                         return PlainTextHandler.INSTANCE;
1461                 }
1462                 if (element.equals("databranch")) {
1463                         if (attributes.get("name") == null || attributes.get("types") == null) {
1464                                 warnings.add("Illegal flight data definition, ignoring.");
1465                                 return null;
1466                         }
1467                         dataHandler = new FlightDataBranchHandler(attributes.get("name"),
1468                                         attributes.get("types"));
1469                         return dataHandler;
1470                 }
1471
1472                 warnings.add("Unknown element '" + element + "' encountered, ignoring.");
1473                 return null;
1474         }
1475
1476
1477         @Override
1478         public void closeElement(String element, HashMap<String, String> attributes,
1479                         String content, WarningSet warnings) {
1480
1481                 if (element.equals("databranch")) {
1482                         FlightDataBranch branch = dataHandler.getBranch();
1483                         if (branch.getLength() > 0) {
1484                                 branches.add(branch);
1485                         }
1486                 } else if (element.equals("warning")) {
1487                         warningSet.add(Warning.fromString(content));
1488                 }
1489         }
1490
1491
1492         @Override
1493         public void endHandler(String element, HashMap<String, String> attributes,
1494                         String content, WarningSet warnings) {
1495
1496                 if (branches.size() > 0) {
1497                         data = new FlightData(branches.toArray(new FlightDataBranch[0]));
1498                 } else {
1499                         double maxAltitude = Double.NaN;
1500                         double maxVelocity = Double.NaN;
1501                         double maxAcceleration = Double.NaN;
1502                         double maxMach = Double.NaN;
1503                         double timeToApogee = Double.NaN;
1504                         double flightTime = Double.NaN;
1505                         double groundHitVelocity = Double.NaN;
1506
1507                         try {
1508                                 maxAltitude = DocumentConfig.stringToDouble(attributes.get("maxaltitude"));
1509                         } catch (NumberFormatException ignore) {
1510                         }
1511                         try {
1512                                 maxVelocity = DocumentConfig.stringToDouble(attributes.get("maxvelocity"));
1513                         } catch (NumberFormatException ignore) {
1514                         }
1515                         try {
1516                                 maxAcceleration = DocumentConfig.stringToDouble(attributes.get("maxacceleration"));
1517                         } catch (NumberFormatException ignore) {
1518                         }
1519                         try {
1520                                 maxMach = DocumentConfig.stringToDouble(attributes.get("maxmach"));
1521                         } catch (NumberFormatException ignore) {
1522                         }
1523                         try {
1524                                 timeToApogee = DocumentConfig.stringToDouble(attributes.get("timetoapogee"));
1525                         } catch (NumberFormatException ignore) {
1526                         }
1527                         try {
1528                                 flightTime = DocumentConfig.stringToDouble(attributes.get("flighttime"));
1529                         } catch (NumberFormatException ignore) {
1530                         }
1531                         try {
1532                                 groundHitVelocity =
1533                                                 DocumentConfig.stringToDouble(attributes.get("groundhitvelocity"));
1534                         } catch (NumberFormatException ignore) {
1535                         }
1536
1537                         // TODO: HIGH: Store and load launchRodVelocity
1538                         data = new FlightData(maxAltitude, maxVelocity, maxAcceleration, maxMach,
1539                                         timeToApogee, flightTime, groundHitVelocity, Double.NaN);
1540                 }
1541
1542                 data.getWarningSet().addAll(warningSet);
1543                 data.immute();
1544         }
1545
1546
1547 }
1548
1549
1550 class FlightDataBranchHandler extends ElementHandler {
1551         private final FlightDataType[] types;
1552         private final FlightDataBranch branch;
1553
1554         public FlightDataBranchHandler(String name, String typeList) {
1555                 String[] split = typeList.split(",");
1556                 types = new FlightDataType[split.length];
1557                 for (int i = 0; i < split.length; i++) {
1558                         types[i] = FlightDataType.getType(split[i], UnitGroup.UNITS_NONE);
1559                 }
1560
1561                 // TODO: LOW: May throw an IllegalArgumentException
1562                 branch = new FlightDataBranch(name, types);
1563         }
1564
1565         public FlightDataBranch getBranch() {
1566                 branch.immute();
1567                 return branch;
1568         }
1569
1570         @Override
1571         public ElementHandler openElement(String element, HashMap<String, String> attributes,
1572                         WarningSet warnings) {
1573
1574                 if (element.equals("datapoint"))
1575                         return PlainTextHandler.INSTANCE;
1576                 if (element.equals("event"))
1577                         return PlainTextHandler.INSTANCE;
1578
1579                 warnings.add("Unknown element '" + element + "' encountered, ignoring.");
1580                 return null;
1581         }
1582
1583
1584         @Override
1585         public void closeElement(String element, HashMap<String, String> attributes,
1586                         String content, WarningSet warnings) {
1587
1588                 if (element.equals("event")) {
1589                         double time;
1590                         FlightEvent.Type type;
1591
1592                         try {
1593                                 time = DocumentConfig.stringToDouble(attributes.get("time"));
1594                         } catch (NumberFormatException e) {
1595                                 warnings.add("Illegal event specification, ignoring.");
1596                                 return;
1597                         }
1598
1599                         type = (Type) DocumentConfig.findEnum(attributes.get("type"), FlightEvent.Type.class);
1600                         if (type == null) {
1601                                 warnings.add("Illegal event specification, ignoring.");
1602                                 return;
1603                         }
1604
1605                         branch.addEvent(new FlightEvent(type, time));
1606                         return;
1607                 }
1608
1609                 if (!element.equals("datapoint")) {
1610                         warnings.add("Unknown element '" + element + "' encountered, ignoring.");
1611                         return;
1612                 }
1613
1614                 // element == "datapoint"
1615
1616
1617                 // Check line format
1618                 String[] split = content.split(",");
1619                 if (split.length != types.length) {
1620                         warnings.add("Data point did not contain correct amount of values, ignoring point.");
1621                         return;
1622                 }
1623
1624                 // Parse the doubles
1625                 double[] values = new double[split.length];
1626                 for (int i = 0; i < values.length; i++) {
1627                         try {
1628                                 values[i] = DocumentConfig.stringToDouble(split[i]);
1629                         } catch (NumberFormatException e) {
1630                                 warnings.add("Data point format error, ignoring point.");
1631                                 return;
1632                         }
1633                 }
1634
1635                 // Add point to branch
1636                 branch.addPoint();
1637                 for (int i = 0; i < types.length; i++) {
1638                         branch.setValue(types[i], values[i]);
1639                 }
1640         }
1641 }
1642
1643
1644
1645
1646
1647 /////////////////    Setters implementation
1648
1649
1650 ////  Interface
1651 interface Setter {
1652         /**
1653          * Set the specified value to the given component.
1654          *
1655          * @param component             the component to which to set.
1656          * @param value                 the value within the element.
1657          * @param attributes    attributes for the element.
1658          * @param warnings              the warning set to use.
1659          */
1660         public void set(RocketComponent component, String value,
1661                         HashMap<String, String> attributes, WarningSet warnings);
1662 }
1663
1664
1665 ////  StringSetter - sets the value to the contained String
1666 class StringSetter implements Setter {
1667         private final Reflection.Method setMethod;
1668
1669         public StringSetter(Reflection.Method set) {
1670                 setMethod = set;
1671         }
1672
1673         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1674                         WarningSet warnings) {
1675                 setMethod.invoke(c, s);
1676         }
1677 }
1678
1679 ////  IntSetter - set an integer value
1680 class IntSetter implements Setter {
1681         private final Reflection.Method setMethod;
1682
1683         public IntSetter(Reflection.Method set) {
1684                 setMethod = set;
1685         }
1686
1687         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1688                         WarningSet warnings) {
1689                 try {
1690                         int n = Integer.parseInt(s);
1691                         setMethod.invoke(c, n);
1692                 } catch (NumberFormatException e) {
1693                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1694                 }
1695         }
1696 }
1697
1698
1699 //// BooleanSetter - set a boolean value
1700 class BooleanSetter implements Setter {
1701         private final Reflection.Method setMethod;
1702
1703         public BooleanSetter(Reflection.Method set) {
1704                 setMethod = set;
1705         }
1706
1707         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1708                         WarningSet warnings) {
1709
1710                 s = s.trim();
1711                 if (s.equalsIgnoreCase("true")) {
1712                         setMethod.invoke(c, true);
1713                 } else if (s.equalsIgnoreCase("false")) {
1714                         setMethod.invoke(c, false);
1715                 } else {
1716                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1717                 }
1718         }
1719 }
1720
1721
1722
1723 ////  DoubleSetter - sets a double value or (alternatively) if a specific string is encountered
1724 ////  calls a setXXX(boolean) method.
1725 class DoubleSetter implements Setter {
1726         private final Reflection.Method setMethod;
1727         private final String specialString;
1728         private final Reflection.Method specialMethod;
1729         private final double multiplier;
1730
1731         /**
1732          * Set only the double value.
1733          * @param set   set method for the double value.
1734          */
1735         public DoubleSetter(Reflection.Method set) {
1736                 this.setMethod = set;
1737                 this.specialString = null;
1738                 this.specialMethod = null;
1739                 this.multiplier = 1.0;
1740         }
1741
1742         /**
1743          * Multiply with the given multiplier and set the double value.
1744          * @param set   set method for the double value.
1745          * @param mul   multiplier.
1746          */
1747         public DoubleSetter(Reflection.Method set, double mul) {
1748                 this.setMethod = set;
1749                 this.specialString = null;
1750                 this.specialMethod = null;
1751                 this.multiplier = mul;
1752         }
1753
1754         /**
1755          * Set the double value, or if the value equals the special string, use the
1756          * special setter and set it to true.
1757          *
1758          * @param set                   double setter.
1759          * @param special               special string
1760          * @param specialMethod boolean setter.
1761          */
1762         public DoubleSetter(Reflection.Method set, String special,
1763                         Reflection.Method specialMethod) {
1764                 this.setMethod = set;
1765                 this.specialString = special;
1766                 this.specialMethod = specialMethod;
1767                 this.multiplier = 1.0;
1768         }
1769
1770
1771         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1772                         WarningSet warnings) {
1773
1774                 s = s.trim();
1775
1776                 // Check for special case
1777                 if (specialMethod != null && s.equalsIgnoreCase(specialString)) {
1778                         specialMethod.invoke(c, true);
1779                         return;
1780                 }
1781
1782                 // Normal case
1783                 try {
1784                         double d = Double.parseDouble(s);
1785                         setMethod.invoke(c, d * multiplier);
1786                 } catch (NumberFormatException e) {
1787                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1788                 }
1789         }
1790 }
1791
1792
1793 class OverrideSetter implements Setter {
1794         private final Reflection.Method setMethod;
1795         private final Reflection.Method enabledMethod;
1796
1797         public OverrideSetter(Reflection.Method set, Reflection.Method enabledMethod) {
1798                 this.setMethod = set;
1799                 this.enabledMethod = enabledMethod;
1800         }
1801
1802         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1803                         WarningSet warnings) {
1804
1805                 try {
1806                         double d = Double.parseDouble(s);
1807                         setMethod.invoke(c, d);
1808                         enabledMethod.invoke(c, true);
1809                 } catch (NumberFormatException e) {
1810                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1811                 }
1812         }
1813 }
1814
1815 ////  EnumSetter  -  sets a generic enum type
1816 class EnumSetter<T extends Enum<T>> implements Setter {
1817         private final Reflection.Method setter;
1818         private final Class<T> enumClass;
1819
1820         public EnumSetter(Reflection.Method set, Class<T> enumClass) {
1821                 this.setter = set;
1822                 this.enumClass = enumClass;
1823         }
1824
1825         @Override
1826         public void set(RocketComponent c, String name, HashMap<String, String> attributes,
1827                         WarningSet warnings) {
1828
1829                 Enum<?> setEnum = DocumentConfig.findEnum(name, enumClass);
1830                 if (setEnum == null) {
1831                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1832                         return;
1833                 }
1834
1835                 setter.invoke(c, setEnum);
1836         }
1837 }
1838
1839
1840 ////  ColorSetter  -  sets a Color value
1841 class ColorSetter implements Setter {
1842         private final Reflection.Method setMethod;
1843
1844         public ColorSetter(Reflection.Method set) {
1845                 setMethod = set;
1846         }
1847
1848         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1849                         WarningSet warnings) {
1850
1851                 String red = attributes.get("red");
1852                 String green = attributes.get("green");
1853                 String blue = attributes.get("blue");
1854
1855                 if (red == null || green == null || blue == null) {
1856                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1857                         return;
1858                 }
1859
1860                 int r, g, b;
1861                 try {
1862                         r = Integer.parseInt(red);
1863                         g = Integer.parseInt(green);
1864                         b = Integer.parseInt(blue);
1865                 } catch (NumberFormatException e) {
1866                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1867                         return;
1868                 }
1869
1870                 if (r < 0 || g < 0 || b < 0 || r > 255 || g > 255 || b > 255) {
1871                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1872                         return;
1873                 }
1874
1875                 Color color = new Color(r, g, b);
1876                 setMethod.invoke(c, color);
1877
1878                 if (!s.trim().equals("")) {
1879                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1880                 }
1881         }
1882 }
1883
1884
1885
1886 class MaterialSetter implements Setter {
1887         private final Reflection.Method setMethod;
1888         private final Material.Type type;
1889
1890         public MaterialSetter(Reflection.Method set, Material.Type type) {
1891                 this.setMethod = set;
1892                 this.type = type;
1893         }
1894
1895         public void set(RocketComponent c, String name, HashMap<String, String> attributes,
1896                         WarningSet warnings) {
1897
1898                 Material mat;
1899
1900                 // Check name != ""
1901                 name = name.trim();
1902                 if (name.equals("")) {
1903                         warnings.add(Warning.fromString("Illegal material specification, ignoring."));
1904                         return;
1905                 }
1906
1907                 // Parse density
1908                 double density;
1909                 String str;
1910                 str = attributes.remove("density");
1911                 if (str == null) {
1912                         warnings.add(Warning.fromString("Illegal material specification, ignoring."));
1913                         return;
1914                 }
1915                 try {
1916                         density = Double.parseDouble(str);
1917                 } catch (NumberFormatException e) {
1918                         warnings.add(Warning.fromString("Illegal material specification, ignoring."));
1919                         return;
1920                 }
1921
1922                 // Parse thickness
1923                 //              double thickness = 0;
1924                 //              str = attributes.remove("thickness");
1925                 //              try {
1926                 //                      if (str != null)
1927                 //                              thickness = Double.parseDouble(str);
1928                 //              } catch (NumberFormatException e){
1929                 //                      warnings.add(Warning.fromString("Illegal material specification, ignoring."));
1930                 //                      return;
1931                 //              }
1932
1933                 // Check type if specified
1934                 str = attributes.remove("type");
1935                 if (str != null && !type.name().toLowerCase().equals(str)) {
1936                         warnings.add(Warning.fromString("Illegal material type specified, ignoring."));
1937                         return;
1938                 }
1939
1940                 mat = Databases.findMaterial(type, name, density, false);
1941
1942                 setMethod.invoke(c, mat);
1943         }
1944 }
1945
1946
1947
1948
1949 class PositionSetter implements Setter {
1950
1951         public void set(RocketComponent c, String value, HashMap<String, String> attributes,
1952                         WarningSet warnings) {
1953
1954                 RocketComponent.Position type = (Position) DocumentConfig.findEnum(attributes.get("type"),
1955                                 RocketComponent.Position.class);
1956                 if (type == null) {
1957                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1958                         return;
1959                 }
1960
1961                 double pos;
1962                 try {
1963                         pos = Double.parseDouble(value);
1964                 } catch (NumberFormatException e) {
1965                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1966                         return;
1967                 }
1968
1969                 if (c instanceof FinSet) {
1970                         ((FinSet) c).setRelativePosition(type);
1971                         c.setPositionValue(pos);
1972                 } else if (c instanceof LaunchLug) {
1973                         ((LaunchLug) c).setRelativePosition(type);
1974                         c.setPositionValue(pos);
1975                 } else if (c instanceof InternalComponent) {
1976                         ((InternalComponent) c).setRelativePosition(type);
1977                         c.setPositionValue(pos);
1978                 } else {
1979                         warnings.add(Warning.FILE_INVALID_PARAMETER);
1980                 }
1981
1982         }
1983 }
1984
1985
1986 class FinTabPositionSetter extends DoubleSetter {
1987
1988         public FinTabPositionSetter() {
1989                 super(Reflection.findMethodStatic(FinSet.class, "setTabShift", double.class));
1990         }
1991
1992         @Override
1993         public void set(RocketComponent c, String s, HashMap<String, String> attributes,
1994                         WarningSet warnings) {
1995
1996                 if (!(c instanceof FinSet)) {
1997                         throw new IllegalStateException("FinTabPositionSetter called for component " + c);
1998                 }
1999
2000                 String relative = attributes.get("relativeto");
2001                 FinSet.TabRelativePosition position =
2002                                 (TabRelativePosition) DocumentConfig.findEnum(relative,
2003                                                 FinSet.TabRelativePosition.class);
2004
2005                 if (position != null) {
2006
2007                         ((FinSet) c).setTabRelativePosition(position);
2008
2009                 } else {
2010                         if (relative == null) {
2011                                 warnings.add("Required attribute 'relativeto' not found for fin tab position.");
2012                         } else {
2013                                 warnings.add("Illegal attribute value '" + relative + "' encountered.");
2014                         }
2015                 }
2016
2017                 super.set(c, s, attributes, warnings);
2018         }
2019
2020
2021 }
2022
2023
2024 class ClusterConfigurationSetter implements Setter {
2025
2026         public void set(RocketComponent component, String value, HashMap<String, String> attributes,
2027                         WarningSet warnings) {
2028
2029                 if (!(component instanceof Clusterable)) {
2030                         warnings.add("Illegal component defined as cluster.");
2031                         return;
2032                 }
2033
2034                 ClusterConfiguration config = null;
2035                 for (ClusterConfiguration c : ClusterConfiguration.CONFIGURATIONS) {
2036                         if (c.getXMLName().equals(value)) {
2037                                 config = c;
2038                                 break;
2039                         }
2040                 }
2041
2042                 if (config == null) {
2043                         warnings.add("Illegal cluster configuration specified.");
2044                         return;
2045                 }
2046
2047                 ((Clusterable) component).setClusterConfiguration(config);
2048         }
2049 }