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How to use createEnhancer method of org.easymock.internal.ClassProxyFactory class

Best Easymock code snippet using org.easymock.internal.ClassProxyFactory.createEnhancer

Source:ClassProxyFactory.java

...136    }137    @SuppressWarnings("unchecked")138    public <T> T createProxy(final Class<T> toMock, InvocationHandler handler,139            Method[] mockedMethods, ConstructorArgs args) {140        Enhancer enhancer = createEnhancer(toMock);141        MockMethodInterceptor interceptor = new MockMethodInterceptor(handler);142        if (mockedMethods != null) {143            interceptor.setMockedMethods(mockedMethods);144        }145        enhancer.setCallbackType(interceptor.getClass());146        Class<?> mockClass;147        try {148            mockClass = enhancer.createClass();149        } catch (CodeGenerationException e) {150            // ///CLOVER:OFF (don't know how to test it automatically)151            // Probably caused by a NoClassDefFoundError, to use two class loaders at the same time152            // instead of the default one (which is the class to mock one)153            // This is required by Eclipse Plug-ins, the mock class loader doesn't see154            // cglib most of the time. Using EasyMock and the mock class loader at the same time solves this155            LinkedClassLoader linkedClassLoader = AccessController.doPrivileged((PrivilegedAction<LinkedClassLoader>) () -> new LinkedClassLoader(toMock.getClassLoader(), ClassProxyFactory.class.getClassLoader()));156            enhancer.setClassLoader(linkedClassLoader);157            mockClass = enhancer.createClass();158            // ///CLOVER:ON159        }160        Factory mock;161        if (args != null) {162            // Really instantiate the class163            Constructor<?> cstr;164            try {165                // Get the constructor with the same params166                cstr = mockClass.getDeclaredConstructor(args.getConstructor().getParameterTypes());167            } catch (NoSuchMethodException e) {168                // Shouldn't happen, constructor is checked when ConstructorArgs is instantiated169                // ///CLOVER:OFF170                throw new RuntimeException("Fail to find constructor for param types", e);171                // ///CLOVER:ON172            }173            try {174                cstr.setAccessible(true); // So we can call a protected175                // constructor176                mock = (Factory) cstr.newInstance(args.getInitArgs());177            } catch (InstantiationException | IllegalAccessException e) {178                // ///CLOVER:OFF179                throw new RuntimeException("Failed to instantiate mock calling constructor", e);180                // ///CLOVER:ON181            } catch (InvocationTargetException e) {182                throw new RuntimeException(183                        "Failed to instantiate mock calling constructor: Exception in constructor",184                        e.getTargetException());185            }186        } else {187            // Do not call any constructor188            try {189                mock = (Factory) ClassInstantiatorFactory.getInstantiator().newInstance(mockClass);190            } catch (InstantiationException e) {191                // ///CLOVER:OFF192                throw new RuntimeException("Fail to instantiate mock for " + toMock + " on "193                        + ClassInstantiatorFactory.getJVM() + " JVM");194                // ///CLOVER:ON195            }196        }197        mock.setCallback(0, interceptor);198        return (T) mock;199    }200    private Enhancer createEnhancer(Class<?> toMock) {201        // Create the mock202        Enhancer enhancer = new Enhancer() {203            /**204             * Filter all private constructors but do not check that there are205             * some left206             */207            @SuppressWarnings("rawtypes")208            @Override209            protected void filterConstructors(Class sc, List constructors) {210                CollectionUtils.filter(constructors, new VisibilityPredicate(sc, true));211            }212        };213        enhancer.setSuperclass(toMock);214        // ///CLOVER:OFF (I don't know how to test it automatically yet)...

createEnhancer

Using AI Code Generation

1ClassProxyFactory factory = new ClassProxyFactory();2factory.createEnhancer();3ClassProxyFactory factory = new ClassProxyFactory();4factory.createEnhancer();5ClassProxyFactory factory = new ClassProxyFactory();6factory.createEnhancer();7ClassProxyFactory factory = new ClassProxyFactory();8factory.createEnhancer();9ClassProxyFactory factory = new ClassProxyFactory();10factory.createEnhancer();11ClassProxyFactory factory = new ClassProxyFactory();12factory.createEnhancer();13ClassProxyFactory factory = new ClassProxyFactory();14factory.createEnhancer();15ClassProxyFactory factory = new ClassProxyFactory();16factory.createEnhancer();17ClassProxyFactory factory = new ClassProxyFactory();18factory.createEnhancer();19ClassProxyFactory factory = new ClassProxyFactory();20factory.createEnhancer();21ClassProxyFactory factory = new ClassProxyFactory();22factory.createEnhancer();23ClassProxyFactory factory = new ClassProxyFactory();24factory.createEnhancer();25ClassProxyFactory factory = new ClassProxyFactory();26factory.createEnhancer();27ClassProxyFactory factory = new ClassProxyFactory();28factory.createEnhancer();

createEnhancer

Using AI Code Generation

1package org.easymock.internal;2import java.lang.reflect.Method;3import org.easymock.internal.matchers.Equals;4public class ClassProxyFactoryTest {5    public static void main(String[] args) throws Exception {6        ClassProxyFactory factory = new ClassProxyFactory();7        Class<?> proxyClass = factory.createEnhancer().createProxyClass(ClassProxyFactoryTest.class);8        Object proxy = proxyClass.newInstance();9        Method method = proxyClass.getMethod("equals", Object.class);10        Object result = method.invoke(proxy, new Object());11        System.out.println(result);12    }13}

createEnhancer

Using AI Code Generation

1public static IAnswer createEnhancer(final Class<?> type) {2    return new IAnswer() {3        public Object answer() throws Throwable {4            return ClassProxyFactory.createEnhancer(type);5        }6    };7}8public static IAnswer createMock(final Class<?> type) {9    return new IAnswer() {10        public Object answer() throws Throwable {11            return ClassProxyFactory.createMock(type, null);12        }13    };14}15public static IAnswer createMock(final Class<?> type, final Object[] args) {16    return new IAnswer() {17        public Object answer() throws Throwable {18            return ClassProxyFactory.createMock(type, args);19        }20    };21}22public static IAnswer createMockBuilder(final Class<?> type) {23    return new IAnswer() {24        public Object answer() throws Throwable {25            return ClassProxyFactory.createMockBuilder(type);26        }27    };28}29public static IAnswer createNiceMock(final Class<?> type) {30    return new IAnswer() {31        public Object answer() throws Throwable {32            return ClassProxyFactory.createNiceMock(type, null);33        }34    };35}36public static IAnswer createNiceMock(final Class<?> type, final Object[] args) {37    return new IAnswer() {38        public Object answer() throws Throwable {39            return ClassProxyFactory.createNiceMock(type, args);40        }41    };42}43public static IAnswer createPartialMock(final Class<?> type, final String[] methodNames) {44    return new IAnswer() {45        public Object answer() throws Throwable {46            return ClassProxyFactory.createPartialMock(type, methodNames);47        }48    };49}50public static IAnswer createStrictMock(final Class<?> type) {51    return new IAnswer() {52        public Object answer() throws Throwable {

createEnhancer

Using AI Code Generation

1Class<?> clazz = Class.forName("org.easymock.internal.ClassProxyFactory");2Method method = clazz.getDeclaredMethod("createEnhancer", Class.class);3method.setAccessible(true);4Enhancer enhancer = (Enhancer) method.invoke(null, clazz);5enhancer.setCallback(new MethodInterceptor() {6    public Object intercept(Object o, Method method, Object[] objects, MethodProxy methodProxy) throws Throwable {7        return null;8    }9});10Class<?> proxyClass = enhancer.createClass();11Object proxy = proxyClass.newInstance();12Method mockMethod = proxyClass.getDeclaredMethod("mock", Class.class);13mockMethod.setAccessible(true);14Object mock = mockMethod.invoke(proxy, clazz);15System.out.println(mock);

createEnhancer

Using AI Code Generation

1public class ClassProxyFactory {2    public static ClassProxy createEnhancer(ClassLoader classLoader, Class<?>[] interfaces, MethodInterceptor interceptor) {3        Enhancer enhancer = new Enhancer();4        enhancer.setClassLoader(classLoader);5        enhancer.setInterfaces(interfaces);6        enhancer.setUseFactory(false);7        enhancer.setCallbackType(MethodInterceptorFilter.class);8        Class<?> enhancedClass = enhancer.createClass();9        try {10            MethodInterceptorFilter filter = (MethodInterceptorFilter)enhancedClass.getConstructor(MethodInterceptor.class).newInstance(interceptor);11            return (ClassProxy)enhancedClass.getConstructor(MethodInterceptorFilter.class).newInstance(filter);12        } catch (NoSuchMethodException e) {13            throw new RuntimeException(e);14        } catch (InstantiationException e) {15            throw new RuntimeException(e);16        } catch (IllegalAccessException e) {17            throw new RuntimeException(e);18        } catch (InvocationTargetException e) {19            throw new RuntimeException(e);20        }21    }22}23public class ClassProxyFactory {24    public static ClassProxy createProxy(Class<?>[] interfaces, MethodInterceptor interceptor) {25        return createEnhancer(ClassProxyFactory.class.getClassLoader(), interfaces, interceptor);26    }27}28public class ClassProxyFactory {29    public static ClassProxy createProxy(Class<?>[] interfaces, MethodInterceptor interceptor) {30        Enhancer enhancer = new Enhancer();31        enhancer.setClassLoader(ClassProxyFactory.class.getClassLoader());32        enhancer.setInterfaces(interfaces);33        enhancer.setUseFactory(false);34        enhancer.setCallbackType(MethodInterceptorFilter.class);35        Class<?> enhancedClass = enhancer.createClass();36        try {37            MethodInterceptorFilter filter = (MethodInterceptorFilter)enhancedClass.getConstructor(MethodInterceptor.class).newInstance(interceptor);38            return (ClassProxy)enhancedClass.getConstructor(MethodInterceptorFilter.class).newInstance(filter);39        } catch (NoSuchMethodException e) {40            throw new RuntimeException(e);41        } catch (InstantiationException e) {42            throw new RuntimeException(e);43        } catch (IllegalAccessException e) {44            throw new RuntimeException(e);45        } catch (InvocationTargetException e) {46            throw new RuntimeException(e);47        }48    }49}

createEnhancer

Using AI Code Generation

1ClassProxyFactory proxyFactory = new ClassProxyFactory();2MockType mockType = MockType.NICE;3Class[] interfaces = new Class[]{MyInterface.class};4Enhancer enhancer = proxyFactory.createEnhancer(mockType, interfaces);5Object mock = enhancer.create();6MyInterface myInterface = (MyInterface)mock;7myInterface.doSomething();8MyInterface myInterface = EasyMock.createMock(MyInterface.class);9myInterface.doSomething();

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