git.gag.com Git - debian/openrocket/blob - src/net/sf/openrocket/database/Databases.java

   1 package net.sf.openrocket.database;
   2
   3 import net.sf.openrocket.logging.LogHelper;
   4 import net.sf.openrocket.material.Material;
   5 import net.sf.openrocket.material.MaterialStorage;
   6 import net.sf.openrocket.startup.Application;
   7 import net.sf.openrocket.util.MathUtil;
   8 import net.sf.openrocket.util.Prefs;
   9
  10
  11 /**
  12  * A class that contains single instances of {@link Database} for specific purposes.
  13  *
  14  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  15  */
  16 public class Databases {
  17         private static final LogHelper log = Application.getLogger();
  18
  19         /* Static implementations of specific databases: */
  20
  21         /**
  22          * A database of bulk materials (with bulk densities).
  23          */
  24         public static final Database<Material> BULK_MATERIAL = new Database<Material>();
  25         /**
  26          * A database of surface materials (with surface densities).
  27          */
  28         public static final Database<Material> SURFACE_MATERIAL = new Database<Material>();
  29         /**
  30          * A database of linear material (with length densities).
  31          */
  32         public static final Database<Material> LINE_MATERIAL = new Database<Material>();
  33
  34
  35
  36         static {
  37
  38                 // Add default materials
  39                 BULK_MATERIAL.add(new Material.Bulk("Acrylic", 1190, false));
  40                 BULK_MATERIAL.add(new Material.Bulk("Balsa", 170, false));
  41                 BULK_MATERIAL.add(new Material.Bulk("Birch", 670, false));
  42                 BULK_MATERIAL.add(new Material.Bulk("Cardboard", 680, false));
  43                 BULK_MATERIAL.add(new Material.Bulk("Carbon fiber", 1780, false));
  44                 BULK_MATERIAL.add(new Material.Bulk("Cork", 240, false));
  45                 BULK_MATERIAL.add(new Material.Bulk("Depron (XPS)", 40, false));
  46                 BULK_MATERIAL.add(new Material.Bulk("Fiberglass", 1850, false));
  47                 BULK_MATERIAL.add(new Material.Bulk("Kraft phenolic", 950, false));
  48                 BULK_MATERIAL.add(new Material.Bulk("Maple", 755, false));
  49                 BULK_MATERIAL.add(new Material.Bulk("Paper (office)", 820, false));
  50                 BULK_MATERIAL.add(new Material.Bulk("Pine", 530, false));
  51                 BULK_MATERIAL.add(new Material.Bulk("Plywood (birch)", 630, false));
  52                 BULK_MATERIAL.add(new Material.Bulk("Polycarbonate (Lexan)", 1200, false));
  53                 BULK_MATERIAL.add(new Material.Bulk("Polystyrene", 1050, false));
  54                 BULK_MATERIAL.add(new Material.Bulk("PVC", 1390, false));
  55                 BULK_MATERIAL.add(new Material.Bulk("Spruce", 450, false));
  56                 BULK_MATERIAL.add(new Material.Bulk("Styrofoam (generic EPS)", 20, false));
  57                 //              BULK_MATERIAL.add(new Material.Bulk("Styrofoam (Blue foam, XPS)", 32, false));
  58                 BULK_MATERIAL.add(new Material.Bulk("Styrofoam \"Blue foam\" (XPS)", 32, false));
  59                 BULK_MATERIAL.add(new Material.Bulk("Quantum tubing", 1050, false));
  60
  61                 SURFACE_MATERIAL.add(new Material.Surface("Ripstop nylon", 0.067, false));
  62                 SURFACE_MATERIAL.add(new Material.Surface("Mylar", 0.021, false));
  63                 SURFACE_MATERIAL.add(new Material.Surface("Polyethylene (thin)", 0.015, false));
  64                 SURFACE_MATERIAL.add(new Material.Surface("Polyethylene (heavy)", 0.040, false));
  65                 SURFACE_MATERIAL.add(new Material.Surface("Silk", 0.060, false));
  66                 SURFACE_MATERIAL.add(new Material.Surface("Paper (office)", 0.080, false));
  67                 SURFACE_MATERIAL.add(new Material.Surface("Cellophane", 0.018, false));
  68                 SURFACE_MATERIAL.add(new Material.Surface("Cr\u00eape paper", 0.025, false));
  69
  70                 LINE_MATERIAL.add(new Material.Line("Thread (heavy-duty)", 0.0003, false));
  71                 LINE_MATERIAL.add(new Material.Line("Elastic cord (round 2mm, 1/16 in)", 0.0018, false));
  72                 LINE_MATERIAL.add(new Material.Line("Elastic cord (flat  6mm, 1/4 in)", 0.0043, false));
  73                 LINE_MATERIAL.add(new Material.Line("Elastic cord (flat 12mm, 1/2 in)", 0.008, false));
  74                 LINE_MATERIAL.add(new Material.Line("Elastic cord (flat 19mm, 3/4 in)", 0.0012, false));
  75                 LINE_MATERIAL.add(new Material.Line("Elastic cord (flat 25mm, 1 in)", 0.0016, false));
  76                 LINE_MATERIAL.add(new Material.Line("Braided nylon (2 mm, 1/16 in)", 0.001, false));
  77                 LINE_MATERIAL.add(new Material.Line("Braided nylon (3 mm, 1/8 in)", 0.0035, false));
  78                 LINE_MATERIAL.add(new Material.Line("Tubular nylon (11 mm, 7/16 in)", 0.013, false));
  79                 LINE_MATERIAL.add(new Material.Line("Tubular nylon (14 mm, 9/16 in)", 0.016, false));
  80                 LINE_MATERIAL.add(new Material.Line("Tubular nylon (25 mm, 1 in)", 0.029, false));
  81
  82
  83                 // Add user-defined materials
  84                 for (Material m : Prefs.getUserMaterials()) {
  85                         switch (m.getType()) {
  86                         case LINE:
  87                                 LINE_MATERIAL.add(m);
  88                                 break;
  89
  90                         case SURFACE:
  91                                 SURFACE_MATERIAL.add(m);
  92                                 break;
  93
  94                         case BULK:
  95                                 BULK_MATERIAL.add(m);
  96                                 break;
  97
  98                         default:
  99                                 log.warn("ERROR: Unknown material type " + m);
 100                         }
 101                 }
 102
 103                 // Add database storage listener
 104                 MaterialStorage listener = new MaterialStorage();
 105                 LINE_MATERIAL.addDatabaseListener(listener);
 106                 SURFACE_MATERIAL.addDatabaseListener(listener);
 107                 BULK_MATERIAL.addDatabaseListener(listener);
 108         }
 109
 110
 111         /*
 112          * Used just for ensuring initialization of the class.
 113          */
 114         public static void fakeMethod() {
 115
 116         }
 117
 118
 119         /**
 120          * Find a material from the database with the specified type and name.  Returns
 121          * <code>null</code> if the specified material could not be found.
 122          *
 123          * @param type  the material type.
 124          * @param name  the material name in the database.
 125          * @return              the material, or <code>null</code> if not found.
 126          */
 127         public static Material findMaterial(Material.Type type, String name) {
 128                 Database<Material> db;
 129                 switch (type) {
 130                 case BULK:
 131                         db = BULK_MATERIAL;
 132                         break;
 133                 case SURFACE:
 134                         db = SURFACE_MATERIAL;
 135                         break;
 136                 case LINE:
 137                         db = LINE_MATERIAL;
 138                         break;
 139                 default:
 140                         throw new IllegalArgumentException("Illegal material type: " + type);
 141                 }
 142
 143                 for (Material m : db) {
 144                         if (m.getName().equalsIgnoreCase(name)) {
 145                                 return m;
 146                         }
 147                 }
 148                 return null;
 149         }
 150
 151
 152         /**
 153          * Find a material from the database or return a new material if the specified
 154          * material with the specified density is not found.
 155          *
 156          * @param type                  the material type.
 157          * @param name                  the material name.
 158          * @param density               the density of the material.
 159          * @param userDefined   whether a newly created material should be user-defined.
 160          * @return                              the material object from the database or a new material.
 161          */
 162         public static Material findMaterial(Material.Type type, String name, double density,
 163                         boolean userDefined) {
 164                 Database<Material> db;
 165                 switch (type) {
 166                 case BULK:
 167                         db = BULK_MATERIAL;
 168                         break;
 169                 case SURFACE:
 170                         db = SURFACE_MATERIAL;
 171                         break;
 172                 case LINE:
 173                         db = LINE_MATERIAL;
 174                         break;
 175                 default:
 176                         throw new IllegalArgumentException("Illegal material type: " + type);
 177                 }
 178
 179                 for (Material m : db) {
 180                         if (m.getName().equalsIgnoreCase(name) && MathUtil.equals(m.getDensity(), density)) {
 181                                 return m;
 182                         }
 183                 }
 184                 return Material.newMaterial(type, name, density, userDefined);
 185         }
 186
 187
 188 }