Spring Framework example source code file (BeanNamePointcutMatchingTests.java)

This example Spring Framework source code file (BeanNamePointcutMatchingTests.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

aspectjexpressionpointcut, aspectjexpressionpointcut, beannamepointcutmatchingtests, beannamepointcutmatchingtests, string, string, testcase, unexpected, unexpected

The Spring Framework BeanNamePointcutMatchingTests.java source code

/*
 * Copyright 2002-2007 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;

import junit.framework.TestCase;

import org.springframework.beans.TestBean;

/**
 * Tests for matching of bean() pointcut designator.
 *
 * @author Ramnivas Laddad
 */
public class BeanNamePointcutMatchingTests extends TestCase {

	public void testMatchingPointcuts() {
		assertMatch("someName", "bean(someName)");

		// Spring bean names are less restrictive compared to AspectJ names (methods, types etc.) 
		// MVC Controller-kind 
		assertMatch("someName/someOtherName", "bean(someName/someOtherName)");
		assertMatch("someName/foo/someOtherName", "bean(someName/*/someOtherName)");
		assertMatch("someName/foo/bar/someOtherName", "bean(someName/*/someOtherName)");
		assertMatch("someName/*/**", "bean(someName/*)");
		// JMX-kind
		assertMatch("service:name=traceService", "bean(service:name=traceService)");
		assertMatch("service:name=traceService", "bean(service:name=*)");
		assertMatch("service:name=traceService", "bean(*:name=traceService)");

		// Wildcards
		assertMatch("someName", "bean(*someName)");
		assertMatch("someName", "bean(*Name)");
		assertMatch("someName", "bean(*)");
		assertMatch("someName", "bean(someName*)");
		assertMatch("someName", "bean(some*)");
		assertMatch("someName", "bean(some*Name)");
		assertMatch("someName", "bean(*some*Name*)");
		assertMatch("someName", "bean(*s*N*)");

		// Or, not expressions
		assertMatch("someName", "bean(someName) || bean(someOtherName)");
		assertMatch("someName", "!bean(someOtherName)");
	}

	public void testNonMatchingPointcuts() {
		assertMisMatch("someName", "bean(someNamex)");
		assertMisMatch("someName", "bean(someX*Name)");

		// And, not expressions
		assertMisMatch("someName", "bean(someName) && bean(someOtherName)");
		assertMisMatch("someName", "!bean(someName)");
	}

	private void assertMatch(String beanName, String pcExpression) {
		assertTrue("Unexpected mismatch for bean \"" + beanName + "\" for pcExpression \"" + pcExpression + "\"",
				matches(beanName, pcExpression));
	}

	private void assertMisMatch(String beanName, String pcExpression) {
		assertFalse("Unexpected match for bean \"" + beanName + "\" for pcExpression \"" + pcExpression + "\"",
				matches(beanName, pcExpression));
	}

	private static boolean matches(final String beanName, String pcExpression) {
		AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut() {
			protected String getCurrentProxiedBeanName() {
				return beanName;
			}
		};
		pointcut.setExpression(pcExpression);
		return pointcut.matches(TestBean.class);
	}
}