package net.sf.openrocket.preset;
-import static net.sf.openrocket.preset.ComponentPreset.FORE_OUTER_DIAMETER;
-import static net.sf.openrocket.preset.ComponentPreset.INNER_DIAMETER;
-import static net.sf.openrocket.preset.ComponentPreset.LENGTH;
-import static net.sf.openrocket.preset.ComponentPreset.MANUFACTURER;
-import static net.sf.openrocket.preset.ComponentPreset.MASS;
-import static net.sf.openrocket.preset.ComponentPreset.MATERIAL;
-import static net.sf.openrocket.preset.ComponentPreset.OUTER_DIAMETER;
-import static net.sf.openrocket.preset.ComponentPreset.PARTNO;
-import static net.sf.openrocket.preset.ComponentPreset.SHAPE;
-import static net.sf.openrocket.preset.ComponentPreset.THICKNESS;
-import static net.sf.openrocket.preset.ComponentPreset.TYPE;
+import static net.sf.openrocket.preset.ComponentPreset.*;
+import net.sf.openrocket.database.Databases;
import net.sf.openrocket.material.Material;
import net.sf.openrocket.preset.ComponentPreset.Type;
-import net.sf.openrocket.rocketcomponent.BodyTube;
-import net.sf.openrocket.rocketcomponent.Bulkhead;
import net.sf.openrocket.rocketcomponent.NoseCone;
import net.sf.openrocket.rocketcomponent.Transition;
public abstract class ComponentPresetFactory {
-
- public static ComponentPreset create( TypedPropertyMap props ) throws InvalidComponentPresetException {
-
+
+ public static ComponentPreset create(TypedPropertyMap props) throws InvalidComponentPresetException {
+
+ InvalidComponentPresetException exceptions = new InvalidComponentPresetException("Invalid preset specification.");
+
ComponentPreset preset = new ComponentPreset();
// First do validation.
- if ( !props.containsKey(TYPE)) {
- throw new InvalidComponentPresetException("No Type specified " + props.toString() );
- }
-
if (!props.containsKey(MANUFACTURER)) {
- throw new InvalidComponentPresetException("No Manufacturer specified " + props.toString() );
+ exceptions.addInvalidParameter(MANUFACTURER, "No Manufacturer specified");
}
-
if (!props.containsKey(PARTNO)) {
- throw new InvalidComponentPresetException("No PartNo specified " + props.toString() );
+ exceptions.addInvalidParameter(PARTNO, "No PartNo specified");
}
-
+ if (!props.containsKey(TYPE)) {
+ exceptions.addInvalidParameter(TYPE, "No Type specified");
+ // We can't do anything else without TYPE so throw immediately.
+ throw exceptions;
+ }
+
+
preset.putAll(props);
-
+
// Should check for various bits of each of the types.
Type t = props.get(TYPE);
- switch ( t ) {
+ switch (t) {
case BODY_TUBE: {
- makeBodyTube(preset);
+ makeBodyTube(exceptions, preset);
break;
}
case NOSE_CONE: {
- makeNoseCone(preset);
+ makeNoseCone(exceptions, preset);
break;
}
case TRANSITION: {
- makeTransition(preset);
+ makeTransition(exceptions, preset);
break;
}
case BULK_HEAD: {
- makeBulkHead(preset);
+ makeBulkHead(exceptions, preset);
break;
}
case TUBE_COUPLER: {
- makeTubeCoupler(preset);
+ // For now TUBE_COUPLER is the same as BODY_TUBE
+ makeBodyTube(exceptions, preset);
break;
}
+ case CENTERING_RING: {
+ makeCenteringRing(exceptions, preset);
+ break;
}
-
+ case ENGINE_BLOCK: {
+ makeEngineBlock(exceptions, preset);
+ break;
+ }
+ case LAUNCH_LUG: {
+ // Same processing as BODY_TUBE
+ makeBodyTube(exceptions, preset);
+ break;
+ }
+ case STREAMER: {
+ makeStreamer(exceptions, preset);
+ break;
+ }
+ case PARACHUTE: {
+ makeParachute(exceptions, preset);
+ break;
+ }
+ }
+
+ if (exceptions.hasProblems()) {
+ throw exceptions;
+ }
+
preset.computeDigest();
-
+
return preset;
-
+
}
-
- private static void makeBodyTube( ComponentPreset preset ) throws InvalidComponentPresetException {
+
+ private static void makeBodyTube(InvalidComponentPresetException exceptions, ComponentPreset preset) throws InvalidComponentPresetException {
+
+ checkRequiredFields(exceptions, preset, LENGTH);
+
+ checkDiametersAndThickness(exceptions, preset);
+
+ double volume = computeVolumeOfTube(preset);
- checkRequiredFields( preset, LENGTH );
-
- BodyTube bt = new BodyTube();
-
- bt.setLength(preset.get(LENGTH));
-
- // Need to verify contains 2 of OD, thickness, ID. Compute the third.
- boolean hasOd = preset.has(OUTER_DIAMETER);
- boolean hasId = preset.has(INNER_DIAMETER);
- boolean hasThickness = preset.has(THICKNESS);
-
- if ( hasOd ) {
- double outerRadius = preset.get(OUTER_DIAMETER)/2.0;
- double thickness = 0;
- bt.setOuterRadius( outerRadius );
- if ( hasId ) {
- thickness = outerRadius - preset.get(INNER_DIAMETER)/2.0;
- } else if ( hasThickness ) {
- thickness = preset.get(THICKNESS);
- } else {
- throw new InvalidComponentPresetException("Body tube preset underspecified " + preset.toString());
- }
- bt.setThickness( thickness );
- } else {
- if ( ! hasId && ! hasThickness ) {
- throw new InvalidComponentPresetException("Body tube preset underspecified " + preset.toString());
- }
- double innerRadius = preset.get(INNER_DIAMETER)/2.0;
- double thickness = preset.get(THICKNESS);
- bt.setOuterRadius(innerRadius + thickness);
- bt.setThickness(thickness);
- }
-
- preset.put(OUTER_DIAMETER, bt.getOuterRadius() *2.0);
- preset.put(INNER_DIAMETER, bt.getInnerRadius() *2.0);
- preset.put(THICKNESS, bt.getThickness());
-
// Need to translate Mass to Density.
- if ( preset.has(MASS) ) {
+ if (preset.has(MASS)) {
String materialName = "TubeCustom";
- if ( preset.has(MATERIAL) ) {
+ if (preset.has(MATERIAL)) {
materialName = preset.get(MATERIAL).getName();
}
- Material m = Material.newMaterial(Material.Type.BULK, materialName, preset.get(MASS)/bt.getComponentVolume(), false);
+ Material m = Databases.findMaterial(Material.Type.BULK, materialName, preset.get(MASS) / volume);
preset.put(MATERIAL, m);
}
-
-
+
+
}
-
- private static void makeNoseCone( ComponentPreset preset ) throws InvalidComponentPresetException {
-
- checkRequiredFields( preset, LENGTH, SHAPE, OUTER_DIAMETER );
-
- if ( preset.has(MASS) ) {
+
+ private static void makeNoseCone(InvalidComponentPresetException exceptions, ComponentPreset preset) {
+
+ checkRequiredFields(exceptions, preset, LENGTH, SHAPE, AFT_OUTER_DIAMETER);
+
+ if (preset.has(MASS)) {
// compute a density for this component
double mass = preset.get(MASS);
NoseCone nc = new NoseCone();
nc.loadPreset(preset);
double density = mass / nc.getComponentVolume();
-
+
String materialName = "NoseConeCustom";
- if ( preset.has(MATERIAL) ) {
+ if (preset.has(MATERIAL)) {
materialName = preset.get(MATERIAL).getName();
}
-
- Material m = Material.newMaterial(Material.Type.BULK, materialName,density, false);
+
+ Material m = Databases.findMaterial(Material.Type.BULK, materialName, density);
preset.put(MATERIAL, m);
-
+
}
-
+
}
-
- private static void makeTransition( ComponentPreset preset ) throws InvalidComponentPresetException {
- checkRequiredFields(preset, LENGTH, OUTER_DIAMETER, FORE_OUTER_DIAMETER);
-
- if ( preset.has(MASS) ) {
+
+ private static void makeTransition(InvalidComponentPresetException exceptions, ComponentPreset preset) {
+ checkRequiredFields(exceptions, preset, LENGTH, AFT_OUTER_DIAMETER, FORE_OUTER_DIAMETER);
+
+ if (preset.has(MASS)) {
// compute a density for this component
double mass = preset.get(MASS);
Transition tr = new Transition();
tr.loadPreset(preset);
double density = mass / tr.getComponentVolume();
-
+
String materialName = "TransitionCustom";
- if ( preset.has(MATERIAL) ) {
+ if (preset.has(MATERIAL)) {
materialName = preset.get(MATERIAL).getName();
}
-
- Material m = Material.newMaterial(Material.Type.BULK, materialName,density, false);
+
+ Material m = Databases.findMaterial(Material.Type.BULK, materialName, density);
preset.put(MATERIAL, m);
-
+
}
-
+
}
-
- private static void makeBulkHead( ComponentPreset preset ) throws InvalidComponentPresetException {
- checkRequiredFields(preset, LENGTH, OUTER_DIAMETER );
-
- if ( preset.has(MASS) ) {
+
+ private static void makeBulkHead(InvalidComponentPresetException exceptions, ComponentPreset preset) {
+ checkRequiredFields(exceptions, preset, LENGTH, OUTER_DIAMETER);
+
+ if (preset.has(MASS)) {
// compute a density for this component
double mass = preset.get(MASS);
- Bulkhead tr = new Bulkhead();
- tr.loadPreset(preset);
- // FIXME - Bulkhead.getComponentVolume does not exist!
- // double density = mass / tr.getComponentVolume();
-
- double volume = Math.pow(preset.get(OUTER_DIAMETER),2) * Math.PI / 4.0;
+
+ double volume = computeVolumeOfTube(preset);
double density = mass / volume;
-
- String materialName = "TransitionCustom";
- if ( preset.has(MATERIAL) ) {
+
+ String materialName = "BulkHeadCustom";
+ if (preset.has(MATERIAL)) {
materialName = preset.get(MATERIAL).getName();
}
-
- Material m = Material.newMaterial(Material.Type.BULK, materialName,density, false);
+
+ Material m = Databases.findMaterial(Material.Type.BULK, materialName, density);
preset.put(MATERIAL, m);
-
+
}
-
+
}
-
- private static void makeTubeCoupler( ComponentPreset preset ) throws InvalidComponentPresetException {
+
+ private static void makeCenteringRing(InvalidComponentPresetException exceptions, ComponentPreset preset) throws InvalidComponentPresetException {
+ checkRequiredFields(exceptions, preset, LENGTH);
- checkRequiredFields( preset, LENGTH );
-
- // FIXME - TubeCoupler does not have getComponentVolume. So we use a BodyTube for this.
- BodyTube bt = new BodyTube();
-
- bt.setLength(preset.get(LENGTH));
-
+ checkDiametersAndThickness(exceptions, preset);
+
+ double volume = computeVolumeOfTube(preset);
+
+ // Need to translate Mass to Density.
+ if (preset.has(MASS)) {
+ String materialName = "CenteringRingCustom";
+ if (preset.has(MATERIAL)) {
+ materialName = preset.get(MATERIAL).getName();
+ }
+ Material m = Databases.findMaterial(Material.Type.BULK, materialName, preset.get(MASS) / volume);
+ preset.put(MATERIAL, m);
+ }
+
+ }
+
+ private static void makeEngineBlock(InvalidComponentPresetException exceptions, ComponentPreset preset) throws InvalidComponentPresetException {
+ checkRequiredFields(exceptions, preset, LENGTH);
+
+ checkDiametersAndThickness(exceptions, preset);
+
+ double volume = computeVolumeOfTube(preset);
+
+ // Need to translate Mass to Density.
+ if (preset.has(MASS)) {
+ String materialName = "EngineBlockCustom";
+ if (preset.has(MATERIAL)) {
+ materialName = preset.get(MATERIAL).getName();
+ }
+ Material m = Databases.findMaterial(Material.Type.BULK, materialName, preset.get(MASS) / volume);
+ preset.put(MATERIAL, m);
+ }
+
+ }
+
+ private static void makeStreamer(InvalidComponentPresetException exceptions, ComponentPreset preset) {
+ checkRequiredFields(exceptions, preset, LENGTH, WIDTH);
+ }
+
+ private static void makeParachute(InvalidComponentPresetException exceptions, ComponentPreset preset) {
+ checkRequiredFields(exceptions, preset, DIAMETER, LINE_COUNT, LINE_LENGTH);
+ }
+
+
+ private static void checkRequiredFields(InvalidComponentPresetException exceptions, ComponentPreset preset, TypedKey<?>... keys) {
+ for (TypedKey<?> key : keys) {
+ if (!preset.has(key)) {
+ exceptions.addInvalidParameter(key, "No " + key.getName() + " specified");
+ }
+ }
+ }
+
+ private static void checkDiametersAndThickness(InvalidComponentPresetException exceptions, ComponentPreset preset) throws InvalidComponentPresetException {
// Need to verify contains 2 of OD, thickness, ID. Compute the third.
boolean hasOd = preset.has(OUTER_DIAMETER);
boolean hasId = preset.has(INNER_DIAMETER);
boolean hasThickness = preset.has(THICKNESS);
-
- if ( hasOd ) {
- double outerRadius = preset.get(OUTER_DIAMETER)/2.0;
- double thickness = 0;
- bt.setOuterRadius( outerRadius );
- if ( hasId ) {
- thickness = outerRadius - preset.get(INNER_DIAMETER)/2.0;
- } else if ( hasThickness ) {
+
+ double outerRadius;
+ double innerRadius;
+ double thickness;
+
+ if (hasOd) {
+ outerRadius = preset.get(OUTER_DIAMETER) / 2.0;
+ thickness = 0;
+ if (hasId) {
+ innerRadius = preset.get(INNER_DIAMETER) / 2.0;
+ thickness = outerRadius - innerRadius;
+ } else if (hasThickness) {
thickness = preset.get(THICKNESS);
+ innerRadius = outerRadius - thickness;
} else {
- throw new InvalidComponentPresetException("Body tube preset underspecified " + preset.toString());
+ exceptions.addMessage("Preset dimensions underspecified");
+ throw exceptions;
}
- bt.setThickness( thickness );
} else {
- if ( ! hasId && ! hasThickness ) {
- throw new InvalidComponentPresetException("Body tube preset underspecified " + preset.toString());
+ if (!hasId || !hasThickness) {
+ exceptions.addMessage("Preset dimensions underspecified");
+ throw exceptions;
}
- double innerRadius = preset.get(INNER_DIAMETER)/2.0;
- double thickness = preset.get(THICKNESS);
- bt.setOuterRadius(innerRadius + thickness);
- bt.setThickness(thickness);
- }
-
- preset.put(OUTER_DIAMETER, bt.getOuterRadius() *2.0);
- preset.put(INNER_DIAMETER, bt.getInnerRadius() *2.0);
- preset.put(THICKNESS, bt.getThickness());
-
- // Need to translate Mass to Density.
- if ( preset.has(MASS) ) {
- String materialName = "TubeCustom";
- if ( preset.has(MATERIAL) ) {
- materialName = preset.get(MATERIAL).getName();
- }
- Material m = Material.newMaterial(Material.Type.BULK, materialName, preset.get(MASS)/bt.getComponentVolume(), false);
- preset.put(MATERIAL, m);
+ innerRadius = preset.get(INNER_DIAMETER) / 2.0;
+ thickness = preset.get(THICKNESS);
+ outerRadius = innerRadius + thickness;
}
-
-
+
+ preset.put(OUTER_DIAMETER, outerRadius * 2.0);
+ preset.put(INNER_DIAMETER, innerRadius * 2.0);
+ preset.put(THICKNESS, thickness);
+
}
- private static void checkRequiredFields( ComponentPreset preset, TypedKey<?> ... keys ) throws InvalidComponentPresetException {
- for( TypedKey<?> key: keys ) {
- if (! preset.has(key) ) {
- throw new InvalidComponentPresetException( "No " + key.getName() + " specified for " + preset.getType().name() + " preset " + preset.toString());
- }
- }
+ private static double computeVolumeOfTube(ComponentPreset preset) {
+ double or = preset.get(OUTER_DIAMETER) / 2.0;
+ double ir = preset.has(INNER_DIAMETER) ? preset.get(INNER_DIAMETER) / 2.0 : 0.0;
+ double l = preset.get(LENGTH);
+ return Math.PI * (or * or - ir * ir) * l;
}
-
+
+
}