Method createConstant

src/me/lpk/analysis/StackHelper.java:23–88

(AbstractInsnNode insn)

public class StackHelper {

	public InsnValue createConstant(AbstractInsnNode insn) throws AnalyzerException {
		switch (insn.getOpcode()) {
		case Opcodes.ACONST_NULL:
			return InsnValue.NULL_REFERENCE_VALUE;
		case Opcodes.ICONST_M1:
		case Opcodes.ICONST_0:
		case Opcodes.ICONST_1:
		case Opcodes.ICONST_2:
		case Opcodes.ICONST_3:
		case Opcodes.ICONST_4:
		case Opcodes.ICONST_5:
		case Opcodes.BIPUSH:
		case Opcodes.SIPUSH:
			return InsnValue.intValue(insn);
		case Opcodes.LCONST_0:
		case Opcodes.LCONST_1:
			return InsnValue.longValue(insn.getOpcode());
		case Opcodes.FCONST_0:
		case Opcodes.FCONST_1:
		case Opcodes.FCONST_2:
			return InsnValue.floatValue(insn.getOpcode());
		case Opcodes.DCONST_0:
		case Opcodes.DCONST_1:
			return InsnValue.doubleValue(insn.getOpcode());
		case Opcodes.LDC:
			Object obj = ((LdcInsnNode) insn).cst;
			if (obj instanceof Type) {
				return new InsnValue((Type) obj);
			} else {
				Type t = Type.getType(obj.getClass());
				int sort = t.getSort();
				// Non-included types:
				// Type.ARRAY
				// Type.VOID
				// Type.METHOD
				switch (sort) {
				case Type.BOOLEAN:
					return InsnValue.intValue((int) obj);
				case Type.CHAR:
					return InsnValue.charValue((char) obj);
				case Type.BYTE:
					return InsnValue.byteValue((byte) obj);
				case Type.SHORT:
					return InsnValue.shortValue((short) obj);
				case Type.INT:
					return InsnValue.intValue((int) obj);
				case Type.FLOAT:
					return InsnValue.floatValue((float) obj);
				case Type.LONG:
					return InsnValue.longValue((long) obj);
				case Type.DOUBLE:
					return InsnValue.doubleValue((double) obj);
				case Type.OBJECT:
					return new InsnValue(t, obj);
				}
				return new InsnValue(t);
			}
		case Opcodes.NEW: