// Creates new field from index in fields TypeArray private Field newField(int index) { TypeArray fields = getFields(); short signatureIndex = fields.getShortAt(index + SIGNATURE_INDEX_OFFSET); FieldType type = new FieldType((Symbol) getConstants().getObjAt(signatureIndex)); if (type.isOop()) { if (VM.getVM().isCompressedOopsEnabled()) { return new NarrowOopField(this, index); } else { return new OopField(this, index); } } if (type.isByte()) { return new ByteField(this, index); } if (type.isChar()) { return new CharField(this, index); } if (type.isDouble()) { return new DoubleField(this, index); } if (type.isFloat()) { return new FloatField(this, index); } if (type.isInt()) { return new IntField(this, index); } if (type.isLong()) { return new LongField(this, index); } if (type.isShort()) { return new ShortField(this, index); } if (type.isBoolean()) { return new BooleanField(this, index); } throw new RuntimeException("Illegal field type at index " + index); }
private void visitField(OopVisitor visitor, FieldType type, int index) { Field f = newField(index); if (type.isOop()) { visitor.doOop((OopField) f, false); return; } if (type.isByte()) { visitor.doByte((ByteField) f, false); return; } if (type.isChar()) { visitor.doChar((CharField) f, false); return; } if (type.isDouble()) { visitor.doDouble((DoubleField) f, false); return; } if (type.isFloat()) { visitor.doFloat((FloatField) f, false); return; } if (type.isInt()) { visitor.doInt((IntField) f, false); return; } if (type.isLong()) { visitor.doLong((LongField) f, false); return; } if (type.isShort()) { visitor.doShort((ShortField) f, false); return; } if (type.isBoolean()) { visitor.doBoolean((BooleanField) f, false); return; } }