Example usage for org.springframework.cglib.proxy Enhancer Enhancer

Introduction

In this page you can find the example usage for org.springframework.cglib.proxy Enhancer Enhancer.

Prototype

public Enhancer() 

Source Link

Document

Create a new Enhancer.

Usage

From source file:com.example.post.MyConfigurationClassEnhancer.java

/**
 * Creates a new CGLIB {@link Enhancer} instance.
 *///w w  w  .j a v  a 2  s. com
private Enhancer newEnhancer(Class<?> superclass, ClassLoader classLoader) {
    Enhancer enhancer = new Enhancer();
    enhancer.setSuperclass(superclass);
    //enhancer.setInterfaces(new Class<?>[] {EnhancedConfiguration.class});
    enhancer.setUseFactory(false);
    enhancer.setNamingPolicy(SpringNamingPolicy.INSTANCE);
    //enhancer.setStrategy(new BeanFactoryAwareGeneratorStrategy(classLoader));
    enhancer.setCallbackFilter(CALLBACK_FILTER);
    enhancer.setCallbackTypes(CALLBACK_FILTER.getCallbackTypes());
    return enhancer;
}

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From source file:io.neba.core.resourcemodels.mapping.ResourceToModelMapperTest.java

private void withSpringAopProxyFor(Class<TestModel> superclass) throws Exception {
    Enhancer enhancer = new Enhancer();
    enhancer.setSuperclass(superclass);//from www . j  a v a2s .  co  m
    enhancer.setCallback(NoOp.INSTANCE);
    enhancer.setInterfaces(new Class[] { Advised.class });
    Object enhanced = spy(enhancer.create());
    assertThat(enhanced).isNotNull();

    this.targetSource = mock(TargetSource.class);
    TestModel unwrappedBeanInstance = new TestModel();
    doReturn(this.targetSource).when((Advised) enhanced).getTargetSource();
    doReturn(unwrappedBeanInstance).when(this.targetSource).getTarget();

    this.model = (TestModel) enhanced;
}

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From source file:org.agiso.core.i18n.util.I18nUtils.java

@SuppressWarnings({ "unchecked", "rawtypes" })
public static <T> Recorder<T> create(Class<T> cls) {
    Enhancer enhancer = new Enhancer();
    enhancer.setSuperclass(cls);// w w  w  .  j  av a2  s . c  o m
    final RecordingObject recordingObject = new RecordingObject();

    enhancer.setCallback(recordingObject);
    return new Recorder((T) enhancer.create(), recordingObject);
}

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From source file:org.springframework.aop.framework.CglibAopProxy.java

/**
 * Creates the CGLIB {@link Enhancer}. Subclasses may wish to override this to return a custom
 * {@link Enhancer} implementation./* ww w . j a  v  a 2  s .  c  o m*/
 */
protected Enhancer createEnhancer() {
    return new Enhancer();
}

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From source file:org.springframework.cloud.iot.coap.method.ResolvableMethod.java

@SuppressWarnings("unchecked")
private static <T> T initProxy(Class<?> type, MethodInvocationInterceptor interceptor) {
    Assert.notNull(type, "'type' must not be null");
    if (type.isInterface()) {
        ProxyFactory factory = new ProxyFactory(EmptyTargetSource.INSTANCE);
        factory.addInterface(type);//from   w  ww  . j a v  a 2  s. c  o m
        factory.addInterface(Supplier.class);
        factory.addAdvice(interceptor);
        return (T) factory.getProxy();
    }

    else {
        Enhancer enhancer = new Enhancer();
        enhancer.setSuperclass(type);
        enhancer.setInterfaces(new Class<?>[] { Supplier.class });
        enhancer.setNamingPolicy(SpringNamingPolicy.INSTANCE);
        enhancer.setCallbackType(org.springframework.cglib.proxy.MethodInterceptor.class);

        Class<?> proxyClass = enhancer.createClass();
        Object proxy = null;

        if (objenesis.isWorthTrying()) {
            try {
                proxy = objenesis.newInstance(proxyClass, enhancer.getUseCache());
            } catch (ObjenesisException ex) {
                logger.debug("Objenesis failed, falling back to default constructor", ex);
            }
        }

        if (proxy == null) {
            try {
                proxy = ReflectionUtils.accessibleConstructor(proxyClass).newInstance();
            } catch (Throwable ex) {
                throw new IllegalStateException("Unable to instantiate proxy "
                        + "via both Objenesis and default constructor fails as well", ex);
            }
        }

        ((Factory) proxy).setCallbacks(new Callback[] { interceptor });
        return (T) proxy;
    }
}

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From source file:org.springframework.context.annotation.ConfigurationClassEnhancer.java

/**
 * Creates a new CGLIB {@link Enhancer} instance.
 *//*from  w ww . j av  a  2s  .c om*/
private Enhancer newEnhancer(Class<?> superclass, @Nullable ClassLoader classLoader) {
    Enhancer enhancer = new Enhancer();
    enhancer.setSuperclass(superclass);
    enhancer.setInterfaces(new Class<?>[] { EnhancedConfiguration.class });
    enhancer.setUseFactory(false);
    enhancer.setNamingPolicy(SpringNamingPolicy.INSTANCE);
    enhancer.setStrategy(new BeanFactoryAwareGeneratorStrategy(classLoader));
    enhancer.setCallbackFilter(CALLBACK_FILTER);
    enhancer.setCallbackTypes(CALLBACK_FILTER.getCallbackTypes());
    return enhancer;
}

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From source file:org.springframework.web.servlet.mvc.method.annotation.MvcUriComponentsBuilder.java

@SuppressWarnings("unchecked")
private static <T> T initProxy(Class<?> type, ControllerMethodInvocationInterceptor interceptor) {
    if (type.isInterface()) {
        ProxyFactory factory = new ProxyFactory(EmptyTargetSource.INSTANCE);
        factory.addInterface(type);// ww  w  . jav a  2  s . co  m
        factory.addInterface(MethodInvocationInfo.class);
        factory.addAdvice(interceptor);
        return (T) factory.getProxy();
    }

    else {
        Enhancer enhancer = new Enhancer();
        enhancer.setSuperclass(type);
        enhancer.setInterfaces(new Class<?>[] { MethodInvocationInfo.class });
        enhancer.setNamingPolicy(SpringNamingPolicy.INSTANCE);
        enhancer.setCallbackType(org.springframework.cglib.proxy.MethodInterceptor.class);

        Class<?> proxyClass = enhancer.createClass();
        Object proxy = null;

        if (objenesis.isWorthTrying()) {
            try {
                proxy = objenesis.newInstance(proxyClass, enhancer.getUseCache());
            } catch (ObjenesisException ex) {
                logger.debug("Unable to instantiate controller proxy using Objenesis, "
                        + "falling back to regular construction", ex);
            }
        }

        if (proxy == null) {
            try {
                proxy = ReflectionUtils.accessibleConstructor(proxyClass).newInstance();
            } catch (Throwable ex) {
                throw new IllegalStateException(
                        "Unable to instantiate controller proxy using Objenesis, "
                                + "and regular controller instantiation via default constructor fails as well",
                        ex);
            }
        }

        ((Factory) proxy).setCallbacks(new Callback[] { interceptor });
        return (T) proxy;
    }
}

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From source file:org.springframework.web.servlet.mvc.support.MvcUrlUtils.java

@SuppressWarnings("unchecked")
private static <T> T initProxy(Class<?> type, ControllerMethodInvocationInterceptor interceptor) {

    if (type.isInterface()) {
        ProxyFactory factory = new ProxyFactory(EmptyTargetSource.INSTANCE);
        factory.addInterface(type);//from  w  w  w  .j a v  a 2  s  .c o m
        factory.addInterface(ControllerMethodValues.class);
        factory.addAdvice(interceptor);
        return (T) factory.getProxy();
    } else {
        Enhancer enhancer = new Enhancer();
        enhancer.setSuperclass(type);
        enhancer.setInterfaces(new Class<?>[] { ControllerMethodValues.class });
        enhancer.setCallbackType(org.springframework.cglib.proxy.MethodInterceptor.class);

        Factory factory = (Factory) OBJENESIS.newInstance(enhancer.createClass());
        factory.setCallbacks(new Callback[] { interceptor });
        return (T) factory;
    }
}

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