Package org.codehaus.groovy.ast

Examples of org.codehaus.groovy.ast.ClassNode.addMethod()

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                                        Token.newSymbol("==", -1, -1),
                                        new ConstantExpression("Hello World!"))),
                        new ConstantExpression("Assertion failed") // TODO FIX if empty, AssertionWriter fails because source text is null
                )
        );
        classNode.addMethod(new MethodNode("stringDemo", ACC_PUBLIC, ClassHelper.VOID_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, block));

        Class fooClass = loadClass(classNode);
        assertTrue("Loaded a new class", fooClass != null);

        Object bean = fooClass.newInstance();
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                new BinaryExpression(
                        new VariableExpression(fNode.getName()),
                        INDEX,
                        new VariableExpression(params[0]))
        ));
        cNode.addMethod(makeName(fNode, "get"), getModifiers(fNode), componentType, params, null, body);
    }

    private void addSetter(FieldNode fNode, ClassNode componentType) {
        ClassNode cNode = fNode.getDeclaringClass();
        BlockStatement body = new BlockStatement();
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                                INDEX,
                                new VariableExpression(params[0])),
                        ASSIGN,
                        new VariableExpression(params[1])
                )));
        cNode.addMethod(makeName(fNode, "set"), getModifiers(fNode), ClassHelper.VOID_TYPE, params, null, body);
    }

    private ClassNode getComponentTypeForList(ClassNode fType) {
        if (fType.isUsingGenerics() && fType.getGenericsTypes().length == 1) {
            return fType.getGenericsTypes()[0].getType();
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                        new BooleanExpression(
                                new BinaryExpression(
                                        new VariableExpression("text"),
                                        Token.newSymbol("==", -1, -1),
                                        new ConstantExpression("Hello World!")))));
        classNode.addMethod(new MethodNode("stringDemo", ACC_PUBLIC, ClassHelper.VOID_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, block));

        Class fooClass = loadClass(classNode);
        assertTrue("Loaded a new class", fooClass != null);

        Object bean = fooClass.newInstance();
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        checkDetectsDuplicateMethods(ACC_INTERFACE, EXPECTED_DUPLICATE_METHOD_ERROR_INTERFACE_MESSAGE, stringParam);
    }

    private void checkDetectsDuplicateMethods(int modifiers, String expectedErrorMessage, Parameter[] params) {
        ClassNode node = new ClassNode("zzz", modifiers, ClassHelper.OBJECT_TYPE);
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC, ClassHelper.OBJECT_TYPE, params, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC, ClassHelper.OBJECT_TYPE, params, ClassNode.EMPTY_ARRAY, null));
        verifier.visitClass(node);
        checkErrorCount(2);
        checkErrorMessage(expectedErrorMessage);
    }
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    }

    private void checkDetectsDuplicateMethods(int modifiers, String expectedErrorMessage, Parameter[] params) {
        ClassNode node = new ClassNode("zzz", modifiers, ClassHelper.OBJECT_TYPE);
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC, ClassHelper.OBJECT_TYPE, params, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC, ClassHelper.OBJECT_TYPE, params, ClassNode.EMPTY_ARRAY, null));
        verifier.visitClass(node);
        checkErrorCount(2);
        checkErrorMessage(expectedErrorMessage);
    }
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        checkErrorMessage(EXPECTED_INTERFACE_MODIFIER_ERROR_MESSAGE);
    }

    public void testDetectsFinalAndStaticMethodsInInterface() throws Exception {
        ClassNode node = new ClassNode("zzz", ACC_ABSTRACT | ACC_INTERFACE, ClassHelper.OBJECT_TYPE);
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC | ACC_FINAL, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("yyy", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        // constructors should not be treated as errors (they have no real meaning for interfaces anyway)
        node.addMethod(new MethodNode("<clinit>", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        verifier.visitClass(node);
        checkErrorCount(2);
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    }

    public void testDetectsFinalAndStaticMethodsInInterface() throws Exception {
        ClassNode node = new ClassNode("zzz", ACC_ABSTRACT | ACC_INTERFACE, ClassHelper.OBJECT_TYPE);
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC | ACC_FINAL, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("yyy", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        // constructors should not be treated as errors (they have no real meaning for interfaces anyway)
        node.addMethod(new MethodNode("<clinit>", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        verifier.visitClass(node);
        checkErrorCount(2);
        checkErrorMessage(EXPECTED_INTERFACE_FINAL_METHOD_ERROR_MESSAGE);
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    public void testDetectsFinalAndStaticMethodsInInterface() throws Exception {
        ClassNode node = new ClassNode("zzz", ACC_ABSTRACT | ACC_INTERFACE, ClassHelper.OBJECT_TYPE);
        node.addMethod(new MethodNode("xxx", ACC_PUBLIC | ACC_FINAL, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("yyy", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        // constructors should not be treated as errors (they have no real meaning for interfaces anyway)
        node.addMethod(new MethodNode("<clinit>", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        verifier.visitClass(node);
        checkErrorCount(2);
        checkErrorMessage(EXPECTED_INTERFACE_FINAL_METHOD_ERROR_MESSAGE);
        checkErrorMessage(EXPECTED_INTERFACE_STATIC_METHOD_ERROR_MESSAGE);
    }
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    }

    public void testDetectsIncorrectMethodModifiersInInterface() throws Exception {
        // TODO: can't check volatile here as it doubles up with bridge
        ClassNode node = new ClassNode("zzz", ACC_ABSTRACT | ACC_INTERFACE, ClassHelper.OBJECT_TYPE);
        node.addMethod(new MethodNode("st", ACC_STRICT, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("na", ACC_NATIVE, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        node.addMethod(new MethodNode("sy", ACC_SYNCHRONIZED, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        // constructors should not be treated as errors (they have no real meaning for interfaces anyway)
        node.addMethod(new MethodNode("<clinit>", ACC_PUBLIC | ACC_STATIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, null));
        verifier.visitClass(node);
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