Examples of org.apache.tapestry5.ioc.services.ClassFab.createClass()

Package org.apache.tapestry5.ioc.services

Class org.apache.tapestry5.ioc.services.ClassFab

Examples of org.apache.tapestry5.ioc.services.ClassFab.createClass()

org.apache.tapestry5.ioc.services.ClassFab.createClass()
Invoked last to create the class. This will enforce that all abstract methods have been implemented in the (concrete) class.


        ClassFab cf = factory.newClass(clazz.getName() + "$$Proxy", clazz);


        cf.addInterface(Serializable.class);


        Class proxyClass = cf.createClass();


        SimpleBean simple = (SimpleBean) proxyClass.newInstance();


        assertTrue(simple instanceof Serializable);

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            cf.addMethod(Modifier.PUBLIC, INVOKE_SIGNATURE, body);


            cf.addToString(String.format("MethodAccess[method %s of class %s]", sig.getMediumDescription(),
                    getClassName()));


            Class accessClass = cf.createClass();


            try
            {
                Object accessInstance = accessClass.newInstance();

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        // base class) into the new component instance's constructor


        cf.addMethod(Modifier.PUBLIC, NEW_INSTANCE_SIGNATURE,
                String.format("return new %s($1, constructorArgs);", componentClassName));


        Class instantiatorClass = cf.createClass();


        try
        {
            Object instance = instantiatorClass.getConstructors()[0].newInstance(componentModel,
                    String.format("Instantiator[%s]", componentClassName), componentConstructorArgs);

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            addFieldAccessReadMethod(cf, reader);
            addFieldAccessWriteMethod(cf, writer);


            cf.addToString(String.format("FieldAccess<%s.%s>", getClassName(), name));


            Class accessClass = cf.createClass();


            try
            {
                return (org.apache.tapestry5.services.FieldAccess) accessClass.newInstance();
            }

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        MethodSignature getStringValue = new MethodSignature(String.class, "getStringValue", null, null);


        cf.addMethod(Modifier.PUBLIC, getStringValue, "return _stringValue;");


        Class targetClass = cf.createClass();


        try
        {
            targetClass.newInstance();
            unreachable();

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        cf.addField("_intValue", int.class);
        cf.addConstructor(new Class[] { int.class }, null, "{ _intValue = $1; }");


        cf.addMethod(Modifier.PUBLIC, new MethodSignature(int.class, "getIntValue", null, null), "return _intValue;");


        Class targetClass = cf.createClass();
        Constructor c = targetClass.getConstructors()[0];


        AbstractIntWrapper targetBean = (AbstractIntWrapper) c.newInstance(new Object[] { new Integer(137) });


        assertEquals(targetBean.getIntValue(), 137);

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    {
        ClassFab cf = newClassFab("InvalidSuperClass", List.class);


        try
        {
            cf.createClass();
            unreachable();
        }
        catch (RuntimeException ex)
        {
            assertExceptionSubstring(ex, "Unable to create class InvalidSuperClass");

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        cf.addInterface(SimpleService.class);


        cf.addMethod(Modifier.PUBLIC, new MethodSignature(int.class, "add", new Class[] { int.class, int.class }, null),
                     "return $1 + $2;");


        Class targetClass = cf.createClass();


        SimpleService s = (SimpleService) targetClass.newInstance();


        assertEquals(207, s.add(99, 108));
    }

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    {
        ClassFab cf = newClassFab("StringSubclass", String.class);


        try
        {
            cf.createClass();
        }
        catch (RuntimeException ex)
        {
            assertExceptionRegexp(ex, "Unable to create class StringSubclass\\: .*");
        }

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    @Test
    public void create_class_within_non_default_package() throws Exception
    {
        ClassFab cf = newClassFab("org.apache.hivemind.InPackage", Object.class);


        Class c = cf.createClass();


        Object o = c.newInstance();


        assertEquals("org.apache.hivemind.InPackage", o.getClass().getName());
    }

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