public void doBuild(InstructionBuilder builder) { builder.loadThis().getField(propertyTypeField).returnResult(); } });
private void initializeComputedField(ComputedValue<?> computedValue) { int index = plasticClass.staticContext.store(computedValue); plasticClass.constructorBuilder.loadThis(); // for the putField() // Get the ComputedValue out of the StaticContext and onto the stack plasticClass.constructorBuilder.loadArgument(0).loadConstant(index); plasticClass.constructorBuilder.invoke(PlasticClassImpl.STATIC_CONTEXT_GET_METHOD).checkcast(ComputedValue.class); // Add the InstanceContext to the stack plasticClass.constructorBuilder.loadArgument(1); plasticClass.constructorBuilder.invoke(PlasticClassImpl.COMPUTED_VALUE_GET_METHOD).castOrUnbox(typeName); plasticClass.constructorBuilder.putField(plasticClass.className, node.name, typeName); }
private void createReturnValueGetter() { InstructionBuilder builder = newMethod("getReturnValue", Object.class); if (isVoid) { builder.loadNull().returnResult(); } else { builder.loadThis().getField(invocationClassName, RETURN_VALUE, description.returnType) .boxPrimitive(description.returnType).returnResult(); } }
@Override public void doBuild(InstructionBuilder builder) { builder.loadThis().getField(delegateField); builder.checkcast(delegateType).returnResult(); } });
@Override public void doBuild(InstructionBuilder builder) { builder.castOrUnbox(typeName); builder.invokeVirtual(plasticClass.className, "void", methodToInvoke, typeName); // Should not be necessary, as its always a void method, and we can // drop to the bottom of the method. // builder.returnResult(); } });
public void doBuild(InstructionBuilder builder) { builder.loadArgument(0).loadConstant(method.getMethodIdentifier()).invoke(Event.class, void.class, "setMethodDescription", String.class); builder.loadThis(); int count = description.argumentTypes.length; for (int i = 0; i < count; i++) { builder.loadThis().getField(sourceField).loadArgument(0).loadConstant(i); builder.invoke(EventHandlerMethodParameterSource.class, Object.class, "get", ComponentEvent.class, int.class); builder.castOrUnbox(description.argumentTypes[i]); } builder.invokeVirtual(method); if (!method.isVoid()) { builder.boxPrimitive(description.returnType); builder.loadArgument(0).swap(); builder.invoke(Event.class, boolean.class, "storeResult", Object.class); // storeResult() returns true if the method is aborted. Return true since, certainly, // a method was invoked. builder.when(Condition.NON_ZERO, RETURN_TRUE); } // Set the result to true, to indicate that some method was invoked. builder.loadConstant(true).storeVariable(resultVariable); } });
private void addReturnValueSetter() { InstructionBuilder builder = newMethod("setReturnValue", MethodInvocation.class, Object.class); if (isVoid) { builder.throwException(IllegalArgumentException.class, String .format("Method %s of class %s is void, setting a return value is not allowed.", description, plasticClass.className)); } else { builder.loadThis().loadArgument(0); builder.castOrUnbox(description.returnType); builder.putField(invocationClassName, RETURN_VALUE, description.returnType); builder.loadThis().invoke(AbstractMethodInvocation.class, void.class, "clearCheckedException"); builder.loadThis().returnResult(); } }
builder.loadThis(); builder.invoke(FieldConduit.class, Object.class, "get", Object.class, InstanceContext.class).castOrUnbox( typeName); builder.dupeWide().loadThis().dupe(2).pop(); } else builder.dupe().loadThis().swap(); builder.putField(plasticClass.className, node.name, typeName); builder.returnResult();
private void bridgeToClojure(InstructionBuilder builder, MethodDescription description, PlasticField ifnField) { builder.loadThis().getField(ifnField); int count = description.argumentTypes.length; Class[] invokeParameterTypes = new Class[count]; for (int i = 0; i < count; i++) { invokeParameterTypes[i] = Object.class; builder.loadArgument(i).boxPrimitive(description.argumentTypes[i]); } Method ifnMethod = null; try { ifnMethod = IFn.class.getMethod("invoke", invokeParameterTypes); } catch (NoSuchMethodException ex) { throw new RuntimeException(String.format("Unable to find correct IFn.invoke() method: %s", ExceptionUtils.toMessage(ex)), ex); } builder.invoke(ifnMethod); builder.castOrUnbox(description.returnType); builder.returnResult(); } });
private void invokeMethod(InstructionBuilder builder, PlasticMethod method) { // First, tell the Event object what method is being invoked. builder.loadArgument(1); builder.loadConstant( method.getMethodIdentifier()); builder.invoke(Event.class, void.class, "setMethodDescription", String.class); builder.loadThis(); // Methods either take no parameters, or take a MarkupWriter parameter. if (method.getParameters().size() > 0) { builder.loadArgument(0); } builder.invokeVirtual(method); // Non-void methods will pass a value to the event. if (!method.isVoid()) { builder.boxPrimitive(method.getDescription().returnType); builder.loadArgument(1).swap(); builder.invoke(Event.class, boolean.class, "storeResult", Object.class); builder.when(Condition.NON_ZERO, JUST_RETURN); } }
private void replaceFieldWriteAccess(String conduitFieldName) { ensureNotPublic(); String setAccessName = plasticClass.makeUnique(plasticClass.methodNames, "conduit_set_" + node.name); setAccess = new MethodNode(accessForMethod(), setAccessName, "(" + node.desc + ")V", null, null); InstructionBuilder builder = plasticClass.newBuilder(setAccess); pushFieldConduitOntoStack(conduitFieldName, builder); builder.loadThis(); plasticClass.pushInstanceContextFieldOntoStack(builder); // Take the value passed to this method and push it onto the stack. builder.loadArgument(0); builder.boxPrimitive(typeName); builder.invoke(FieldConduit.class, void.class, "set", Object.class, InstanceContext.class, Object.class); if (isWriteBehindEnabled()) { builder.loadThis().loadArgument(0).putField(plasticClass.className, node.name, typeName); } builder.returnResult(); plasticClass.addMethod(setAccess); plasticClass.redirectFieldWrite(node.name, isPrivate(), setAccess); }
@Override public void doBuild(InstructionBuilder builder) { builder.loadThis().getField(filterField); int argumentIndex = 0; for (int i = 0; i < fms.getParameterTypes().length; i++) { if (i == position) { builder.loadThis().getField(nextField); } else { builder.loadArgument(argumentIndex++); } } builder.invoke(fms.getMethod()).returnResult(); } });
@Override public void doBuild(InstructionBuilder builder) { builder.loadThis().loadArgument(0); builder.putField(plasticClass.className, node.name, getTypeName()); builder.returnResult(); } });
@Override public void doBuild(final LocalVariable invocation, InstructionBuilder builder) { builder.dupe().storeVariable(invocation); builder.invoke(AbstractMethodInvocation.class, MethodInvocation.class, "proceed"); if (description.checkedExceptionTypes.length > 0) { builder.invoke(MethodInvocation.class, boolean.class, "didThrowCheckedException"); builder.when(Condition.NON_ZERO, new InstructionBuilderCallback() { @Override public void doBuild(InstructionBuilder builder) { builder.loadVariable(invocation).loadTypeConstant(Exception.class); builder.invokeVirtual(invocationClassName, Throwable.class.getName(), "getCheckedException", Class.class.getName()); builder.throwException(); } }); } if (!isVoid) { builder.loadVariable(invocation).getField(invocationClassName, RETURN_VALUE, description.returnType); } builder.returnResult(); } });
builder.loadThis().getField(getDelegateField()); builder.swap().loadTypeConstant(PlasticUtils.toWrapperType(parameterType)); builder.invoke(DelegateMethods.COERCE); builder.castOrUnbox(parameterType.getName()); } else builder.checkcast(parameterType); builder.invoke(method.getDeclaringClass(), method.getReturnType(), method.getName(), method.getParameterTypes());
@Override public PlasticField injectFromInstanceContext() { plasticClass.check(); verifyInitialState("inject instance context value into"); // Easiest to load this, for the putField(), early, in case the field is // wide (long or double primitive) plasticClass.constructorBuilder.loadThis(); // Add the InstanceContext to the stack plasticClass.constructorBuilder.loadArgument(1); plasticClass.constructorBuilder.loadConstant(typeName); plasticClass.constructorBuilder.invokeStatic(PlasticInternalUtils.class, Object.class, "getFromInstanceContext", InstanceContext.class, String.class).castOrUnbox(typeName); plasticClass.constructorBuilder.putField(plasticClass.className, node.name, typeName); makeReadOnly(); state = FieldState.INJECTED; return this; }
public void doBuild(InstructionBuilder builder) { builder.loadArgument(0).dupe().when(Condition.NULL, new InstructionBuilderCallback() { public void doBuild(InstructionBuilder builder) { builder.throwException(NullPointerException.class, String.format("Root object of property expression '%s' is null.", expression)); } }); builder.checkcast(rootType).returnResult(); } });
/** * The first part of any implementation of get() or set(): invoke the navigation method * and if the result is null, return immediately. */ private void invokeNavigateMethod(InstructionBuilder builder) { builder.loadThis().loadArgument(0).invokeVirtual(navMethod); builder.dupe().when(Condition.NULL, RETURN_NULL); }