48 
  49   private static synchronized void initialize(TypeDataBase db) {
  50     ctor = new VirtualConstructor(db);
  51 
  52     ctor.addMapping("DefNewGeneration", DefNewGeneration.class);
  53     ctor.addMapping("ParNewGeneration", ParNewGeneration.class);
  54     ctor.addMapping("TenuredGeneration", TenuredGeneration.class);
  55     ctor.addMapping("ConcurrentMarkSweepGeneration", ConcurrentMarkSweepGeneration.class);
  56   }
  57 
  58   public static Generation newObject(Address addr) {
  59       try {
  60           return (Generation) ctor.instantiateWrapperFor(addr);
  61       } catch (WrongTypeException e) {
  62           return new Generation(addr) {
  63                   public String name() {
  64                       return "unknown generation type";
  65                   }
  66                   public void spaceIterate(SpaceClosure blk, boolean usedOnly) {
  67                   }


  68                   public void printOn(java.io.PrintStream tty) {
  69                       tty.println("unknown subtype of Generation @ " + getAddress() + " (" +
  70                                   virtualSpace().low() + "," + virtualSpace().high() + ")");
  71                   }
  72                   public long used() {
  73                       return 0;
  74                   }
  75                   public long free() {
  76                       return 0;
  77                   }
  78                   public long capacity() {
  79                       return 0;
  80                   }
  81                   public long contiguousAvailable() {
  82                       return 0;
  83                   }
  84 
  85               };
  86       }
  87   }

  48 
  49   private static synchronized void initialize(TypeDataBase db) {
  50     ctor = new VirtualConstructor(db);
  51 
  52     ctor.addMapping("DefNewGeneration", DefNewGeneration.class);
  53     ctor.addMapping("ParNewGeneration", ParNewGeneration.class);
  54     ctor.addMapping("TenuredGeneration", TenuredGeneration.class);
  55     ctor.addMapping("ConcurrentMarkSweepGeneration", ConcurrentMarkSweepGeneration.class);
  56   }
  57 
  58   public static Generation newObject(Address addr) {
  59       try {
  60           return (Generation) ctor.instantiateWrapperFor(addr);
  61       } catch (WrongTypeException e) {
  62           return new Generation(addr) {
  63                   public String name() {
  64                       return "unknown generation type";
  65                   }
  66                   public void spaceIterate(SpaceClosure blk, boolean usedOnly) {
  67                   }
  68                   public void liveRegionsIterate(LiveRegionsClosure closure) {
  69                   }
  70                   public void printOn(java.io.PrintStream tty) {
  71                       tty.println("unknown subtype of Generation @ " + getAddress() + " (" +
  72                                   virtualSpace().low() + "," + virtualSpace().high() + ")");
  73                   }
  74                   public long used() {
  75                       return 0;
  76                   }
  77                   public long free() {
  78                       return 0;
  79                   }
  80                   public long capacity() {
  81                       return 0;
  82                   }
  83                   public long contiguousAvailable() {
  84                       return 0;
  85                   }
  86 
  87               };
  88       }
  89   }