251          if (f.isBool()) {
 252             return f.getBool()? 1L : 0L;
 253          } else {
 254             return Long.parseLong(f.getValue());
 255          }
 256       } else {
 257          return -1;
 258       }
 259    }
 260 
 261    private void printInternStringStatistics() {
 262       class StringStat implements StringTable.StringVisitor {
 263          private int count;
 264          private long size;
 265          private OopField stringValueField;
 266 
 267          StringStat() {
 268             VM vm = VM.getVM();
 269             SystemDictionary sysDict = vm.getSystemDictionary();
 270             InstanceKlass strKlass = sysDict.getStringKlass();
 271             // String has a field named 'value' of type 'char[]'.
 272             stringValueField = (OopField) strKlass.findField("value", "[C");
 273          }
 274 
 275          private long stringSize(Instance instance) {
 276             // We include String content in size calculation.
 277             return instance.getObjectSize() +
 278                    stringValueField.getValue(instance).getObjectSize();
 279          }
 280 
 281          public void visit(Instance str) {
 282             count++;
 283             size += stringSize(str);
 284          }
 285 
 286          public void print() {
 287             System.out.println(count +
 288                   " interned Strings occupying " + size + " bytes.");
 289          }
 290       }
 291 
 292       StringStat stat = new StringStat();

 251          if (f.isBool()) {
 252             return f.getBool()? 1L : 0L;
 253          } else {
 254             return Long.parseLong(f.getValue());
 255          }
 256       } else {
 257          return -1;
 258       }
 259    }
 260 
 261    private void printInternStringStatistics() {
 262       class StringStat implements StringTable.StringVisitor {
 263          private int count;
 264          private long size;
 265          private OopField stringValueField;
 266 
 267          StringStat() {
 268             VM vm = VM.getVM();
 269             SystemDictionary sysDict = vm.getSystemDictionary();
 270             InstanceKlass strKlass = sysDict.getStringKlass();
 271             // String has a field named 'value' of type 'byte[]'.
 272             stringValueField = (OopField) strKlass.findField("value", "[B");
 273          }
 274 
 275          private long stringSize(Instance instance) {
 276             // We include String content in size calculation.
 277             return instance.getObjectSize() +
 278                    stringValueField.getValue(instance).getObjectSize();
 279          }
 280 
 281          public void visit(Instance str) {
 282             count++;
 283             size += stringSize(str);
 284          }
 285 
 286          public void print() {
 287             System.out.println(count +
 288                   " interned Strings occupying " + size + " bytes.");
 289          }
 290       }
 291 
 292       StringStat stat = new StringStat();