/**
* @see
* railo.transformer.bytecode.statement.StatementBase#_writeOut(org.objectweb.asm.commons.GeneratorAdapter)
*/
public void _writeOut(BytecodeContext bc) throws BytecodeException {
GeneratorAdapter adapter = bc.getAdapter();
adapter.visitLabel(begin);
// Reference ref=null;
final int lRef = adapter.newLocal(Types.REFERENCE);
adapter.visitInsn(Opcodes.ACONST_NULL);
adapter.storeLocal(lRef);
// has no try body, if there is no try body, no catches are executed, only finally
if (!tryBody.hasStatements()) {
if (finallyBody != null) finallyBody.writeOut(bc);
return;
}
TryCatchFinallyVisitor tcfv =
new TryCatchFinallyVisitor(
new OnFinally() {
public void writeOut(BytecodeContext bc) throws BytecodeException {
_writeOutFinally(bc, lRef);
}
},
getFlowControlFinal());
// try
tcfv.visitTryBegin(bc);
tryBody.writeOut(bc);
int lThrow = tcfv.visitTryEndCatchBeging(bc);
_writeOutCatch(bc, lRef, lThrow);
tcfv.visitCatchEnd(bc);
}
private void forUpdate(GeneratorAdapter adapter, int step, boolean isLocal) {
if (isLocal) {
adapter.visitVarInsn(ILOAD, i);
adapter.loadLocal(step);
adapter.visitInsn(IADD);
adapter.visitVarInsn(ISTORE, i);
} else adapter.visitIincInsn(i, step);
}
private static void createProperty(ClassWriter cw, String classType, ASMProperty property)
throws PageException {
String name = property.getName();
Type type = property.getASMType();
Class clazz = property.getClazz();
cw.visitField(Opcodes.ACC_PRIVATE, name, type.toString(), null, null).visitEnd();
int load = loadFor(type);
// int sizeOf=sizeOf(type);
// get<PropertyName>():<type>
Type[] types = new Type[0];
Method method =
new Method(
(clazz == boolean.class ? "get" : "get") + StringUtil.ucFirst(name), type, types);
GeneratorAdapter adapter = new GeneratorAdapter(Opcodes.ACC_PUBLIC, method, null, null, cw);
Label start = new Label();
adapter.visitLabel(start);
adapter.visitVarInsn(Opcodes.ALOAD, 0);
adapter.visitFieldInsn(Opcodes.GETFIELD, classType, name, type.toString());
adapter.returnValue();
Label end = new Label();
adapter.visitLabel(end);
adapter.visitLocalVariable("this", "L" + classType + ";", null, start, end, 0);
adapter.visitEnd();
adapter.endMethod();
// set<PropertyName>(object):void
types = new Type[] {type};
method = new Method("set" + StringUtil.ucFirst(name), Types.VOID, types);
adapter = new GeneratorAdapter(Opcodes.ACC_PUBLIC, method, null, null, cw);
start = new Label();
adapter.visitLabel(start);
adapter.visitVarInsn(Opcodes.ALOAD, 0);
adapter.visitVarInsn(load, 1);
adapter.visitFieldInsn(Opcodes.PUTFIELD, classType, name, type.toString());
adapter.visitInsn(Opcodes.RETURN);
end = new Label();
adapter.visitLabel(end);
adapter.visitLocalVariable("this", "L" + classType + ";", null, start, end, 0);
adapter.visitLocalVariable(name, type.toString(), null, start, end, 1);
// adapter.visitMaxs(0, 0);//.visitMaxs(sizeOf+1, sizeOf+1);// hansx
adapter.visitEnd();
adapter.endMethod();
}
/**
* @see
* lucee.transformer.bytecode.expression.ExpressionBase#_writeOut(org.objectweb.asm.commons.GeneratorAdapter,
* int)
*/
@Override
public Type _writeOut(BytecodeContext bc, int mode) throws TransformerException {
GeneratorAdapter adapter = bc.getAdapter();
if (mode == MODE_REF) {
_writeOut(bc, MODE_VALUE);
adapter.invokeStatic(Types.CASTER, Methods.METHOD_TO_BOOLEAN_FROM_BOOLEAN);
return Types.BOOLEAN;
}
Label l1 = new Label();
Label l2 = new Label();
expr.writeOut(bc, MODE_VALUE);
adapter.ifZCmp(Opcodes.IFEQ, l1);
adapter.visitInsn(Opcodes.ICONST_0);
adapter.visitJumpInsn(Opcodes.GOTO, l2);
adapter.visitLabel(l1);
adapter.visitInsn(Opcodes.ICONST_1);
adapter.visitLabel(l2);
return Types.BOOLEAN_VALUE;
}