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

Example 26 with MethodInterceptor

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

the class AbstractAopProxyTests method testUserAttributes.

@Test
public void testUserAttributes() throws Throwable {
    class MapAwareMethodInterceptor implements MethodInterceptor {

        private final Map<String, String> expectedValues;

        private final Map<String, String> valuesToAdd;

        public MapAwareMethodInterceptor(Map<String, String> expectedValues, Map<String, String> valuesToAdd) {
            this.expectedValues = expectedValues;
            this.valuesToAdd = valuesToAdd;
        }

        @Override
        public Object invoke(MethodInvocation invocation) throws Throwable {
            ReflectiveMethodInvocation rmi = (ReflectiveMethodInvocation) invocation;
            for (Iterator<String> it = rmi.getUserAttributes().keySet().iterator(); it.hasNext(); ) {
                Object key = it.next();
                assertThat(rmi.getUserAttributes().get(key)).isEqualTo(expectedValues.get(key));
            }
            rmi.getUserAttributes().putAll(valuesToAdd);
            return invocation.proceed();
        }
    }
    AdvisedSupport pc = new AdvisedSupport(ITestBean.class);
    MapAwareMethodInterceptor mami1 = new MapAwareMethodInterceptor(new HashMap<>(), new HashMap<String, String>());
    Map<String, String> firstValuesToAdd = new HashMap<>();
    firstValuesToAdd.put("test", "");
    MapAwareMethodInterceptor mami2 = new MapAwareMethodInterceptor(new HashMap<>(), firstValuesToAdd);
    MapAwareMethodInterceptor mami3 = new MapAwareMethodInterceptor(firstValuesToAdd, new HashMap<>());
    MapAwareMethodInterceptor mami4 = new MapAwareMethodInterceptor(firstValuesToAdd, new HashMap<>());
    Map<String, String> secondValuesToAdd = new HashMap<>();
    secondValuesToAdd.put("foo", "bar");
    secondValuesToAdd.put("cat", "dog");
    MapAwareMethodInterceptor mami5 = new MapAwareMethodInterceptor(firstValuesToAdd, secondValuesToAdd);
    Map<String, String> finalExpected = new HashMap<>(firstValuesToAdd);
    finalExpected.putAll(secondValuesToAdd);
    MapAwareMethodInterceptor mami6 = new MapAwareMethodInterceptor(finalExpected, secondValuesToAdd);
    pc.addAdvice(mami1);
    pc.addAdvice(mami2);
    pc.addAdvice(mami3);
    pc.addAdvice(mami4);
    pc.addAdvice(mami5);
    pc.addAdvice(mami6);
    // We don't care about the object
    pc.setTarget(new TestBean());
    AopProxy aop = createAopProxy(pc);
    ITestBean tb = (ITestBean) aop.getProxy();
    String newName = "foo";
    tb.setName(newName);
    assertThat(tb.getName()).isEqualTo(newName);
}

Example 27 with MethodInterceptor

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

the class AbstractAopProxyTests method testCloneInvocationToProceedThreeTimes.

/**
 * There are times when we want to call proceed() twice.
 * We can do this if we clone the invocation.
 */
@Test
public void testCloneInvocationToProceedThreeTimes() throws Throwable {
    TestBean tb = new TestBean();
    ProxyFactory pc = new ProxyFactory(tb);
    pc.addInterface(ITestBean.class);
    MethodInterceptor twoBirthdayInterceptor = mi -> {
        // Clone the invocation to proceed three times
        // "The Moor's Last Sigh": this technology can cause premature aging
        MethodInvocation clone1 = ((ReflectiveMethodInvocation) mi).invocableClone();
        MethodInvocation clone2 = ((ReflectiveMethodInvocation) mi).invocableClone();
        clone1.proceed();
        clone2.proceed();
        return mi.proceed();
    };
    @SuppressWarnings("serial") StaticMethodMatcherPointcutAdvisor advisor = new StaticMethodMatcherPointcutAdvisor(twoBirthdayInterceptor) {

        @Override
        public boolean matches(Method m, @Nullable Class<?> targetClass) {
            return "haveBirthday".equals(m.getName());
        }
    };
    pc.addAdvisor(advisor);
    ITestBean it = (ITestBean) createProxy(pc);
    final int age = 20;
    it.setAge(age);
    assertThat(it.getAge()).isEqualTo(age);
    // Should return the age before the third, AOP-induced birthday
    assertThat(it.haveBirthday()).isEqualTo((age + 2));
    // Return the final age produced by 3 birthdays
    assertThat(it.getAge()).isEqualTo((age + 3));
}

Example 28 with MethodInterceptor

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

the class AbstractAopProxyTests method testUndeclaredUncheckedException.

@Test
public void testUndeclaredUncheckedException() throws Throwable {
    final RuntimeException unexpectedException = new RuntimeException();
    // Test return value
    MethodInterceptor mi = invocation -> {
        throw unexpectedException;
    };
    AdvisedSupport pc = new AdvisedSupport(ITestBean.class);
    pc.addAdvice(ExposeInvocationInterceptor.INSTANCE);
    pc.addAdvice(mi);
    // We don't care about the object
    pc.setTarget(new TestBean());
    AopProxy aop = createAopProxy(pc);
    ITestBean tb = (ITestBean) aop.getProxy();
    assertThatExceptionOfType(RuntimeException.class).isThrownBy(tb::getAge).matches(unexpectedException::equals);
}

Example 29 with MethodInterceptor

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

the class JdkDynamicProxyTests method testInterceptorIsInvokedWithNoTarget.

@Test
public void testInterceptorIsInvokedWithNoTarget() {
    // Test return value
    final int age = 25;
    MethodInterceptor mi = (invocation -> age);
    AdvisedSupport pc = new AdvisedSupport(ITestBean.class);
    pc.addAdvice(mi);
    AopProxy aop = createAopProxy(pc);
    ITestBean tb = (ITestBean) aop.getProxy();
    assertThat(tb.getAge()).as("correct return value").isEqualTo(age);
}

Example 30 with MethodInterceptor

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

the class NullPrimitiveTests method testNullPrimitiveWithJdkProxy.

@Test
public void testNullPrimitiveWithJdkProxy() {
    class SimpleFoo implements Foo {

        @Override
        public int getValue() {
            return 100;
        }
    }
    SimpleFoo target = new SimpleFoo();
    ProxyFactory factory = new ProxyFactory(target);
    factory.addAdvice(new MethodInterceptor() {

        @Override
        public Object invoke(MethodInvocation invocation) throws Throwable {
            return null;
        }
    });
    Foo foo = (Foo) factory.getProxy();
    thrown.expect(AopInvocationException.class);
    thrown.expectMessage("Foo.getValue()");
    assertEquals(0, foo.getValue());
}