Java ScopedObject类代码示例

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void interceptorWithPlainObject() throws Exception {
	final Object realObject = new Object();

	ScopedObject scoped = new ScopedObject() {
		@Override
		public Object getTargetObject() {
			return realObject;
		}
		@Override
		public void removeFromScope() {
			// do nothing
		}
	};

	// default contract is to return null for default behavior
	assertNull(interceptor.getEntityName(realObject));
	assertEquals(realObject.getClass().getName(), interceptor.getEntityName(scoped));
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void interceptorWithCglibProxy() throws Exception {
	final Object realObject = new Object();
	ProxyFactory proxyFactory = new ProxyFactory();
	proxyFactory.setTarget(realObject);
	proxyFactory.setProxyTargetClass(true);
	final Object proxy = proxyFactory.getProxy();

	ScopedObject scoped = new ScopedObject() {
		@Override
		public Object getTargetObject() {
			return proxy;
		}
		@Override
		public void removeFromScope() {
			// do nothing
		}
	};

	assertEquals(realObject.getClass().getName(), interceptor.getEntityName(scoped));
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
public void testInterceptorWithPlainObject() throws Exception {
	ScopedBeanInterceptor interceptor = new ScopedBeanInterceptor();
	final Object realObject = new Object();

	ScopedObject scoped = new ScopedObject() {
		@Override
		public Object getTargetObject() {
			return realObject;
		}
		@Override
		public void removeFromScope() {
			// do nothing
		}
	};

	// default contract is to return null for default behavior
	assertEquals(null, interceptor.getEntityName(realObject));
	assertEquals(realObject.getClass().getName(), interceptor.getEntityName(scoped));
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
public void testInterceptorWithCglibProxy() throws Exception {
	ScopedBeanInterceptor interceptor = new ScopedBeanInterceptor();
	final Object realObject = new Object();
	ProxyFactory proxyFactory = new ProxyFactory();
	proxyFactory.setTarget(realObject);
	proxyFactory.setProxyTargetClass(true);
	final Object proxy = proxyFactory.getProxy();

	ScopedObject scoped = new ScopedObject() {
		@Override
		public Object getTargetObject() {
			return proxy;
		}
		@Override
		public void removeFromScope() {
			// do nothing
		}
	};

	assertEquals(realObject.getClass().getName(), interceptor.getEntityName(scoped));
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void testThreadScope() throws Exception {
	// verify that set/get works in normal case
	threadedService.setValue(VALUE_FIRST);
	Assert.assertEquals(VALUE_FIRST, threadedService.getValue());

	// assure bean is not treated as prototype
	ThreadedService ts = applicationContext.getBean(BEAN_NAME, ThreadedService.class);
	Assert.assertEquals(VALUE_FIRST, ts.getValue());

	Thread thread = new Thread(new Runnable() {

		public void run() {
			// we are in the thread, now create the autowired class and test:
			testInOtherThread();
		}
	});
	thread.start();
	thread.join();

	// now verify that we can clear the thread data
	Assert.assertEquals(VALUE_FIRST, threadedService.getValue());
	((ScopedObject)threadedService).removeFromScope();
	Assert.assertNull(threadedService.getValue());
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
public static Object unwrapIfNecessary(Object resource) {
	if (resource instanceof ScopedObject) {
		return ((ScopedObject) resource).getTargetObject();
	}
	else {
		return resource;
	}
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Override
public String getEntityName(Object entity) {
	if (entity instanceof ScopedObject) {
		// Determine underlying object's type.
		Object targetObject = ((ScopedObject) entity).getTargetObject();
		return AopUtils.getTargetClass(targetObject).getName();
	}

	// Any other object: delegate to the default implementation.
	return super.getEntityName(entity);
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void scopedProxyTargetMarkedAsNonAutowireCandidate() {
	AutowiredAnnotationBeanPostProcessor bpp = new AutowiredAnnotationBeanPostProcessor();
	bpp.setBeanFactory(beanFactory);
	beanFactory.addBeanPostProcessor(bpp);
	beanFactory.registerBeanDefinition("config", new RootBeanDefinition(ScopedProxyConfigurationClass.class));
	beanFactory.registerBeanDefinition("consumer", new RootBeanDefinition(ScopedProxyConsumer.class));
	ConfigurationClassPostProcessor pp = new ConfigurationClassPostProcessor();
	pp.postProcessBeanFactory(beanFactory);

	ITestBean injected = beanFactory.getBean("consumer", ScopedProxyConsumer.class).testBean;
	assertTrue(injected instanceof ScopedObject);
	assertSame(beanFactory.getBean("scopedClass"), injected);
	assertSame(beanFactory.getBean(ITestBean.class), injected);
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void testRawScopes() throws Exception {
	String beanName = "scopedProxyInterface";

	// get hidden bean
	Object bean = ctx.getBean("scopedTarget." + beanName);

	assertFalse(bean instanceof ScopedObject);
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void testScopedProxyConfiguration() throws Exception {
	TestBean singleton = (TestBean) ctx.getBean("singletonWithScopedInterfaceDep");
	ITestBean spouse = singleton.getSpouse();
	assertTrue("scoped bean is not wrapped by the scoped-proxy", spouse instanceof ScopedObject);

	String beanName = "scopedProxyInterface";

	String scopedBeanName = "scopedTarget." + beanName;

	// get hidden bean
	assertEquals(flag, spouse.getName());

	ITestBean spouseFromBF = (ITestBean) ctx.getBean(scopedBeanName);
	assertEquals(spouse.getName(), spouseFromBF.getName());
	// the scope proxy has kicked in
	assertNotSame(spouse, spouseFromBF);

	// create a new bean
	customScope.createNewScope = true;

	// get the bean again from the BF
	spouseFromBF = (ITestBean) ctx.getBean(scopedBeanName);
	// make sure the name has been updated
	assertSame(spouse.getName(), spouseFromBF.getName());
	assertNotSame(spouse, spouseFromBF);

	// get the bean again
	spouseFromBF = (ITestBean) ctx.getBean(scopedBeanName);
	assertSame(spouse.getName(), spouseFromBF.getName());
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
public Object get(String name, ObjectFactory<?> objectFactory) {

		ExecutionEntity executionEntity = null;
		try {
			logger.fine("returning scoped object having beanName '" + name + "' for conversation ID '" + this.getConversationId() + "'. ");

			ProcessInstance processInstance = Context.getExecutionContext().getProcessInstance();
			executionEntity = (ExecutionEntity) processInstance;

			Object scopedObject = executionEntity.getVariable(name);
			if (scopedObject == null) {
				scopedObject = objectFactory.getObject();
				if (scopedObject instanceof ScopedObject) {
					ScopedObject sc = (ScopedObject) scopedObject;
					scopedObject = sc.getTargetObject();
					logger.fine("de-referencing " + ScopedObject.class.getName() + "#targetObject before persisting variable");
				}
				persistVariable(name, scopedObject);
			}
			return createDirtyCheckingProxy(name, scopedObject);
		} catch (Throwable th) {
			logger.warning("couldn't return value from process scope! " + ExceptionUtils.getFullStackTrace(th));
		} finally {
			if (executionEntity != null) {
				logger.fine("set variable '" + name + "' on executionEntity# " + executionEntity.getId());
			}
		}
		return null;
	}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Test
public void testScopedProxyConfigurationWithClasses() throws Exception {

	TestBean singleton = (TestBean) ctx.getBean("singletonWithScopedClassDep");
	ITestBean spouse = singleton.getSpouse();
	assertTrue("scoped bean is not wrapped by the scoped-proxy", spouse instanceof ScopedObject);

	String beanName = "scopedProxyClass";

	String scopedBeanName = "scopedTarget." + beanName;

	// get hidden bean
	assertEquals(flag, spouse.getName());

	TestBean spouseFromBF = (TestBean) ctx.getBean(scopedBeanName);
	assertEquals(spouse.getName(), spouseFromBF.getName());
	// the scope proxy has kicked in
	assertNotSame(spouse, spouseFromBF);

	// create a new bean
	customScope.createNewScope = true;
	flag = "boo";

	// get the bean again from the BF
	spouseFromBF = (TestBean) ctx.getBean(scopedBeanName);
	// make sure the name has been updated
	assertSame(spouse.getName(), spouseFromBF.getName());
	assertNotSame(spouse, spouseFromBF);

	// get the bean again
	spouseFromBF = (TestBean) ctx.getBean(scopedBeanName);
	assertSame(spouse.getName(), spouseFromBF.getName());
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
@Override
public Object get(String name, ObjectFactory<?> objectFactory) {

    ExecutionEntity executionEntity = null;
    try {
        logger.debug("returning scoped object having beanName '{}' for conversation ID '{}'.", name, this.getConversationId());

        ProcessInstance processInstance = Context.getExecutionContext().getProcessInstance();
        executionEntity = (ExecutionEntity) processInstance;

        Object scopedObject = executionEntity.getVariable(name);
        if (scopedObject == null) {
            scopedObject = objectFactory.getObject();
            if (scopedObject instanceof ScopedObject) {
                ScopedObject sc = (ScopedObject) scopedObject;
                scopedObject = sc.getTargetObject();
                logger.debug("de-referencing {}#targetObject before persisting variable", ScopedObject.class.getName());
            }
            persistVariable(name, scopedObject);
        }
        return createDirtyCheckingProxy(name, scopedObject);
    } catch (Throwable th) {
        logger.warn("couldn't return value from process scope! {}", ExceptionUtils.getFullStackTrace(th));
    } finally {
        if (executionEntity != null) {
            logger.debug("set variable '{}' on executionEntity#{}", name, executionEntity.getId());
        }
    }
    return null;
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
private boolean isScopedObjectGetTargetObject(Method method) {
	return method.getDeclaringClass().equals(ScopedObject.class)
			&& method.getName().equals("getTargetObject")
			&& method.getParameterTypes().length == 0;
}
 

import org.springframework.aop.scope.ScopedObject; //导入依赖的package包/类
public void testSingletonScopedFactoryMethod() {
	GenericApplicationContext context = new GenericApplicationContext();
	ClassPathBeanDefinitionScanner scanner = new ClassPathBeanDefinitionScanner(context);

	context.getBeanFactory().registerScope("request", new SimpleMapScope());

	scanner.scan(BASE_PACKAGE);
	context.registerBeanDefinition("clientBean", new RootBeanDefinition(QualifiedClientBean.class));
	context.refresh();

	FactoryMethodComponent fmc = context.getBean("factoryMethodComponent", FactoryMethodComponent.class);
	assertFalse(fmc.getClass().getName().contains(ClassUtils.CGLIB_CLASS_SEPARATOR));

	TestBean tb = (TestBean)context.getBean("publicInstance"); //2
	assertEquals("publicInstance", tb.getName());
	TestBean tb2 = (TestBean)context.getBean("publicInstance"); //2
	assertEquals("publicInstance", tb2.getName());
	assertSame(tb2, tb);

	tb = (TestBean)context.getBean("protectedInstance"); //3
	assertEquals("protectedInstance", tb.getName());
	assertSame(tb, context.getBean("protectedInstance"));
	assertEquals("0", tb.getCountry());
	tb2 = context.getBean("protectedInstance", TestBean.class); //3
	assertEquals("protectedInstance", tb2.getName());
	assertSame(tb2, tb);

	tb = context.getBean("privateInstance", TestBean.class); //4
	assertEquals("privateInstance", tb.getName());
	assertEquals(1, tb.getAge());
	tb2 = context.getBean("privateInstance", TestBean.class); //4
	assertEquals(2, tb2.getAge());
	assertNotSame(tb2, tb);

	Object bean = context.getBean("requestScopedInstance"); //5
	assertTrue(AopUtils.isCglibProxy(bean));
	assertTrue(bean instanceof ScopedObject);

	QualifiedClientBean clientBean = context.getBean("clientBean", QualifiedClientBean.class);
	assertSame(clientBean.testBean, context.getBean("publicInstance"));
	assertSame(clientBean.dependencyBean, context.getBean("dependencyBean"));
}