Examples with MethodInterceptor org.aopalliance.intercept.MethodInterceptor used on opensource projects

Example 51 with MethodInterceptor

use of org.aopalliance.intercept.MethodInterceptor in project spring-framework by spring-projects.

the class AbstractAopProxyTests method testCanChangeArgumentsIndependentlyOnClonedInvocation.

/**
 * We want to change the arguments on a clone: it shouldn't affect the original.
 */
@Test
public void testCanChangeArgumentsIndependentlyOnClonedInvocation() throws Throwable {
    TestBean tb = new TestBean();
    ProxyFactory pc = new ProxyFactory(tb);
    pc.addInterface(ITestBean.class);
    /**
     * Changes the name, then changes it back.
     */
    MethodInterceptor nameReverter = mi -> {
        MethodInvocation clone = ((ReflectiveMethodInvocation) mi).invocableClone();
        String oldName = ((ITestBean) mi.getThis()).getName();
        clone.getArguments()[0] = oldName;
        // Original method invocation should be unaffected by changes to argument list of clone
        mi.proceed();
        return clone.proceed();
    };
    class NameSaver implements MethodInterceptor {

        private List<Object> names = new ArrayList<>();

        @Override
        public Object invoke(MethodInvocation mi) throws Throwable {
            names.add(mi.getArguments()[0]);
            return mi.proceed();
        }
    }
    NameSaver saver = new NameSaver();
    pc.addAdvisor(new DefaultPointcutAdvisor(Pointcuts.SETTERS, nameReverter));
    pc.addAdvisor(new DefaultPointcutAdvisor(Pointcuts.SETTERS, saver));
    ITestBean it = (ITestBean) createProxy(pc);
    String name1 = "tony";
    String name2 = "gordon";
    tb.setName(name1);
    assertThat(tb.getName()).isEqualTo(name1);
    it.setName(name2);
    // NameReverter saved it back
    assertThat(it.getName()).isEqualTo(name1);
    assertThat(saver.names.size()).isEqualTo(2);
    assertThat(saver.names.get(0)).isEqualTo(name2);
    assertThat(saver.names.get(1)).isEqualTo(name1);
}

Example 52 with MethodInterceptor

use of org.aopalliance.intercept.MethodInterceptor in project spring-framework by spring-projects.

the class AbstractAopProxyTests method testContext.

/**
 * @param context if true, want context
 */
private void testContext(final boolean context) throws Throwable {
    final String s = "foo";
    // Test return value
    MethodInterceptor mi = invocation -> {
        if (!context) {
            assertNoInvocationContext();
        } else {
            assertThat(ExposeInvocationInterceptor.currentInvocation()).as("have context").isNotNull();
        }
        return s;
    };
    AdvisedSupport pc = new AdvisedSupport(ITestBean.class);
    if (context) {
        pc.addAdvice(ExposeInvocationInterceptor.INSTANCE);
    }
    pc.addAdvice(mi);
    // Keep CGLIB happy
    if (requiresTarget()) {
        pc.setTarget(new TestBean());
    }
    AopProxy aop = createAopProxy(pc);
    assertNoInvocationContext();
    ITestBean tb = (ITestBean) aop.getProxy();
    assertNoInvocationContext();
    assertThat(tb.getName()).as("correct return value").isSameAs(s);
}

Example 53 with MethodInterceptor

use of org.aopalliance.intercept.MethodInterceptor in project spring-framework by spring-projects.

the class ProxyFactoryBeanTests method testCanGetFactoryReferenceAndManipulate.

@Test
public void testCanGetFactoryReferenceAndManipulate() {
    ProxyFactoryBean config = (ProxyFactoryBean) factory.getBean("&test1");
    assertThat(ITestBean.class.isAssignableFrom(config.getObjectType())).as("Has correct object type").isTrue();
    assertThat(ITestBean.class.isAssignableFrom(factory.getType("test1"))).as("Has correct object type").isTrue();
    // Trigger lazy initialization.
    config.getObject();
    assertThat(config.getAdvisors().length).as("Have one advisors").isEqualTo(1);
    assertThat(ITestBean.class.isAssignableFrom(config.getObjectType())).as("Has correct object type").isTrue();
    assertThat(ITestBean.class.isAssignableFrom(factory.getType("test1"))).as("Has correct object type").isTrue();
    ITestBean tb = (ITestBean) factory.getBean("test1");
    // no exception
    tb.hashCode();
    final Exception ex = new UnsupportedOperationException("invoke");
    // Add evil interceptor to head of list
    config.addAdvice(0, (MethodInterceptor) invocation -> {
        throw ex;
    });
    assertThat(config.getAdvisors().length).as("Have correct advisor count").isEqualTo(2);
    ITestBean tb1 = (ITestBean) factory.getBean("test1");
    assertThatExceptionOfType(Exception.class).isThrownBy(tb1::toString).isSameAs(ex);
}

Example 54 with MethodInterceptor

use of org.aopalliance.intercept.MethodInterceptor in project spring-framework by spring-projects.

the class AsyncAnnotationBeanPostProcessorTests method invokedAsynchronouslyOnProxyTarget.

@Test
public void invokedAsynchronouslyOnProxyTarget() {
    StaticApplicationContext context = new StaticApplicationContext();
    context.registerBeanDefinition("postProcessor", new RootBeanDefinition(AsyncAnnotationBeanPostProcessor.class));
    TestBean tb = new TestBean();
    ProxyFactory pf = new ProxyFactory(ITestBean.class, (MethodInterceptor) invocation -> invocation.getMethod().invoke(tb, invocation.getArguments()));
    context.registerBean("target", ITestBean.class, () -> (ITestBean) pf.getProxy());
    context.refresh();
    ITestBean testBean = context.getBean("target", ITestBean.class);
    testBean.test();
    Thread mainThread = Thread.currentThread();
    testBean.await(3000);
    Thread asyncThread = testBean.getThread();
    assertThat(asyncThread).isNotSameAs(mainThread);
    context.close();
}

Example 55 with MethodInterceptor

use of org.aopalliance.intercept.MethodInterceptor in project spring-framework by spring-projects.

the class UnsupportedInterceptor method getAdvisedProxy.

private ITestBean getAdvisedProxy(TestBean target) {
    ProxyFactory pf = new ProxyFactory(new Class<?>[] { ITestBean.class });
    pf.setProxyTargetClass(true);
    MethodInterceptor advice = new NopInterceptor();
    Pointcut pointcut = new Pointcut() {

        @Override
        public ClassFilter getClassFilter() {
            return ClassFilter.TRUE;
        }

        @Override
        public MethodMatcher getMethodMatcher() {
            return MethodMatcher.TRUE;
        }

        @Override
        public boolean equals(Object obj) {
            return true;
        }

        @Override
        public int hashCode() {
            return 0;
        }
    };
    pf.addAdvisor(new DefaultPointcutAdvisor(pointcut, advice));
    pf.setTarget(target);
    pf.setFrozen(true);
    pf.setExposeProxy(false);
    return (ITestBean) pf.getProxy();
}