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Spring Framework example source code file (GenericParameterMatchingTests.java)

This example Spring Framework source code file (GenericParameterMatchingTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Spring Framework tags/keywords

abstractdependencyinjectionspringcontexttests, before, before, counteraspect, genericimpl, genericinterface, genericinterface, genericinterfacegenericcollectionargexecution, genericinterfacegenericcollectionargexecution, genericparametermatchingtests, override, pointcut, pointcut, string, util

The Spring Framework GenericParameterMatchingTests.java source code

/*
 * Copyright 2002-2008 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.aop.aspectj.generic;

import java.util.Collection;

import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;

import org.springframework.test.AbstractDependencyInjectionSpringContextTests;

/**
 * Tests that poitncut matching is correct with generic method parameter.
 * See SPR-3904 for more details.
 *
 * @author Ramnivas Laddad
 */
public class GenericParameterMatchingTests extends AbstractDependencyInjectionSpringContextTests {

	protected CounterAspect counterAspect;

	protected GenericInterface<String> testBean;


	public GenericParameterMatchingTests() {
		setPopulateProtectedVariables(true);
	}

	@Override
	protected String getConfigPath() {
		return "genericParameterMatchingTests-context.xml";
	}

	@Override
	protected void onSetUp() throws Exception {
		counterAspect.reset();
		super.onSetUp();
	}


	public void testGenericInterfaceGenericArgExecution() {
		testBean.save("");
		assertEquals(1, counterAspect.genericInterfaceGenericArgExecutionCount);
	}

	public void testGenericInterfaceGenericCollectionArgExecution() {
		testBean.saveAll(null);
		// TODO: uncomment once we officially update to AspectJ 1.6.0
		//assertEquals(1, counterAspect.genericInterfaceGenericCollectionArgExecutionCount);
	}
	
	public void testGenericInterfaceSubtypeGenericCollectionArgExecution() {
		testBean.saveAll(null);
		assertEquals(1, counterAspect.genericInterfaceSubtypeGenericCollectionArgExecutionCount);
	}


	static interface GenericInterface<T> {

		public void save(T bean);

		public void saveAll(Collection<T> beans);
	}


	static class GenericImpl<T> implements GenericInterface {

		public void save(T bean) {
		}

		public void saveAll(Collection<T> beans) {
		}
	}


	@Aspect
	public static class CounterAspect {

		int genericInterfaceGenericArgExecutionCount;
		int genericInterfaceGenericCollectionArgExecutionCount;
		int genericInterfaceSubtypeGenericCollectionArgExecutionCount;
		
		public void reset() {
			genericInterfaceGenericArgExecutionCount = 0;
			genericInterfaceGenericCollectionArgExecutionCount = 0;
			genericInterfaceSubtypeGenericCollectionArgExecutionCount = 0;
		}
		
		@Pointcut("execution(* org.springframework.aop.aspectj.generic.GenericParameterMatchingTests.GenericInterface.save(..))")
		public void genericInterfaceGenericArgExecution() {} 
		
		@Pointcut("execution(* org.springframework.aop.aspectj.generic.GenericParameterMatchingTests.GenericInterface.saveAll(..))")
		public void GenericInterfaceGenericCollectionArgExecution() {} 

		@Pointcut("execution(* org.springframework.aop.aspectj.generic.GenericParameterMatchingTests.GenericInterface+.saveAll(..))")
		public void genericInterfaceSubtypeGenericCollectionArgExecution() {} 

		@Before("genericInterfaceGenericArgExecution()")
		public void incrementGenericInterfaceGenericArgExecution() {
			genericInterfaceGenericArgExecutionCount++;
		}

		@Before("GenericInterfaceGenericCollectionArgExecution()")
		public void incrementGenericInterfaceGenericCollectionArgExecution() {
			genericInterfaceGenericCollectionArgExecutionCount++;
		}

		@Before("genericInterfaceSubtypeGenericCollectionArgExecution()")
		public void incrementGenericInterfaceSubtypeGenericCollectionArgExecution() {
			genericInterfaceSubtypeGenericCollectionArgExecutionCount++;
		}
	}

}

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