用junit4单元测试的时候遇到一个spring的异常

Question

2012-7-20 10:34:24 org.springframework.test.context.TestContext <init>
信息: @ContextConfiguration not found for class [class JBPM.test.Test]
2012-7-20 10:34:24 org.springframework.test.context.TestContextManager retrieveTestExecutionListeners
信息: @TestExecutionListeners is not present for class [class JBPM.test.Test]: using defaults.
2012-7-20 10:34:24 org.springframework.test.context.TestContextManager prepareTestInstance
严重: Caught exception while allowing TestExecutionListener [org.springframework.test.context.support.DependencyInjectionTestExecutionListener@288051] to prepare test instance [JBPM.test.Test@10045eb]
java.lang.IllegalStateException: Failed to load ApplicationContext
at org.springframework.test.context.TestContext.getApplicationContext(TestContext.java:308)
at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:109)
at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:75)
at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:333)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:220)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:301)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:303)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:240)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70)
at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:180)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:49)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
Caused by: java.lang.IllegalArgumentException: Can not load an ApplicationContext with a NULL 'contextLoader'. Consider annotating your test class with @ContextConfiguration.
at org.springframework.util.Assert.notNull(Assert.java:112)
at org.springframework.test.context.TestContext.loadApplicationContext(TestContext.java:276)
at org.springframework.test.context.TestContext.getApplicationContext(TestContext.java:304)
... 24 moreCan not load an ApplicationContext with a NULL 'contextLoader'这个东西怎么解决，web.xml中配置<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>

Answer 1

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" 
xmlns:context="http://www.springframework.org/schema/context" 
xmlns:tx="http://www.springframework.org/schema/tx" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://www.springframework.org/schema/beans   
http://www.springframework.org/schema/beans/spring-beans.xsd 
                            http://www.springframework.org/schema/context 
http://www.springframework.org/schema/context/spring-context-2.5.xsd 
                            http://www.springframework.org/schema/tx      
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd"> 
 
<bean id="dataSource" class="org.springframework.jdbc.datasource.SimpleDriverDataSource"> 
    <property name="url" value="jdbc:oracle:thin:@localhost:1521:ORCL" />
    <property name="driverClass" value="oracle.jdbc.driver.OracleDriver" />
    <property name="username" value="activiti" />
    <property name="password" value="activiti" />
</bean> 
 
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> 
<property name="dataSource" ref="dataSource"/> 
</bean> 
 
<bean id="processEngineConfiguration" class="org.activiti.spring.SpringProcessEngineConfiguration"> 
<property name="dataSource" ref="dataSource"/> 
<property name="transactionManager" ref="transactionManager"/> 
<property name="databaseSchemaUpdate" value="true"/> 
<property name="jobExecutorActivate" value="false"/> 
</bean> 
 
<bean id="processEngine" class="org.activiti.spring.ProcessEngineFactoryBean"> 
<property name="processEngineConfiguration" ref="processEngineConfiguration"/> 
</bean> 
 
<bean id="repositoryService" factory-bean="processEngine" factory-method="getRepositoryService"/> 
<bean id="runtimeService" factory-bean="processEngine" factory-method="getRuntimeService"/> 
<bean id="taskService" factory-bean="processEngine" factory-method="getTaskService"/> 
<bean id="historyService" factory-bean="processEngine" factory-method="getHistoryService"/> 
<bean id="managementService" factory-bean="processEngine" factory-method="getManagementService"/> 
 
<tx:annotation-driven transaction-manager="transactionManager"/> 
 
 
</beans> 这是spring配置文件 我感觉和代码没关系 因为启动都没成功 加载的时候出错的