Examples of org.apache.hivemind.service.ClassFab.createClass()

Class org.apache.hivemind.service.ClassFab

Examples of org.apache.hivemind.service.ClassFab.createClass()

org.apache.hivemind.service.ClassFab.createClass()
Invoked last to create the class. This will enforce that all abstract methods have been implemented in the (concrete) 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 (ApplicationRuntimeException ex)
        {
            assertEquals(
                "Unable to create class StringSubclass: Cannot inherit from final class",

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    public void testInPackage() 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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                new MethodSignature(int.class, "getValue", null, null),
                "return 1;");


        mf.extend("return 2 * $_;", false);


        Object bean = cf.createClass().newInstance();


        assertEquals(new Integer(2), PropertyUtils.read(bean, "value"));
    }


    public void testExtendMethodAlterReturn() throws Exception

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                new MethodSignature(int.class, "getValue", null, null),
                "return 2;");


        mf.extend("$_ = 3 * $_;", false);


        Object bean = cf.createClass().newInstance();


        assertEquals(new Integer(6), PropertyUtils.read(bean, "value"));
    }


    public void testExtendMethodFailure() throws Exception

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                new MethodSignature(void.class, "fail", null, null),
                "throw new java.lang.RuntimeException(\"Ouch!\");");


        mf.addCatch(RuntimeException.class, "throw new java.io.IOException($e.getMessage());");


        Class targetClass = cf.createClass();


        FailService fs = (FailService) targetClass.newInstance();


        try
        {

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        cf.addField("buffy", int.class);
        cf.addField("", int.class);


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

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        addServiceAccessor(classFab, delegationMethodName, servicePoint);


        builder.addServiceMethods(SERVICE_ACCESSOR_METHOD_NAME + "()");


        Class proxyClass = classFab.createClass();


        try
        {
            Constructor c = proxyClass.getConstructor(new Class[] { serviceModel.getClass()});

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            new MethodSignature(serviceInterface, "_getInner", null, null),
            builder.toString());


        proxyBuilder.addServiceMethods("_getInner()");


        return classFab.createClass();
    }


    private Class createInnerProxyClass(Class deferredProxyClass)
    {
        ServicePoint servicePoint = getServicePoint();

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            new MethodSignature(void.class, "_instantiateServiceImplementation", null, null),
            body.toString());


        classFab.addInterface(SingletonInnerProxy.class);


        return classFab.createClass();
    }


    public void instantiateService()
    {
        // Ensure that the outer and inner proxies have been created

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