从独立代码访问队列
我在 Rational Application Developer for WebSphere 中配置了一个队列,使用“V5 默认消息传递提供程序”和 Websphere6.1
我现在尝试使用独立应用程序(JUnit Test)访问它,以便在其中放入一些消息。我目前使用以下代码:
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY,
"com.ibm.websphere.naming.WsnInitialContextFactory");
env.put(Context.PROVIDER_URL, "corbaloc::localhost:2809");
InitialContext ctx = new InitialContext(env);
javax.jms.Queue queue = (javax.jms.Queue) ctx.lookup("Topic");
在最后一行,我得到以下异常:
javax.naming.NamingException: The JNDI operation "lookupExt"on the context "vwagwolot0awNode01Cell/nodes/vwagwolot0awNode01/servers/server1" with the name "Topic" failed. Please get the root cause Throwable contained in this NamingException for more information. Root exception is java.lang.NoSuchMethodError: com.ibm.ejs.ras.TraceComponent: method isAnyTracingEnabled()Z not found
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.register(PmiReqMetrics.java:949)
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.<clinit>(PmiReqMetrics.java:273)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookupExt(CNContextImpl.java:1505)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookup(CNContextImpl.java:1358)
at com.ibm.ws.naming.util.WsnInitCtx.lookup(WsnInitCtx.java:172)
at javax.naming.InitialContext.lookup(InitialContext.java:361)
at de.volkswagen.oracle.provisioning.util.test.QueueTest.testQueue(QueueTest.java:33)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:60)
at java.lang.reflect.Method.invoke(Method.java:391)
at junit.framework.TestCase.runTest(TestCase.java:164)
at junit.framework.TestCase.runBare(TestCase.java:130)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:120)
at junit.framework.TestSuite.runTest(TestSuite.java:230)
at junit.framework.TestSuite.run(TestSuite.java:225)
at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
root cause:
java.lang.NoSuchMethodError: com.ibm.ejs.ras.TraceComponent: method isAnyTracingEnabled()Z not found
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.register(PmiReqMetrics.java:949)
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.<clinit>(PmiReqMetrics.java:273)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookupExt(CNContextImpl.java:1505)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookup(CNContextImpl.java:1358)
at com.ibm.ws.naming.util.WsnInitCtx.lookup(WsnInitCtx.java:172)
at javax.naming.InitialContext.lookup(InitialContext.java:361)
at <package name here>.QueueTest.testQueue(QueueTest.java:33)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:60)
at java.lang.reflect.Method.invoke(Method.java:391)
at junit.framework.TestCase.runTest(TestCase.java:164)
at junit.framework.TestCase.runBare(TestCase.java:130)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:120)
at junit.framework.TestSuite.runTest(TestSuite.java:230)
at junit.framework.TestSuite.run(TestSuite.java:225)
at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
任何提示,我可以做什么来修复它? 为了做到这一点,我将 ws_runtime.jar 添加到类路径中,我在 RAD 安装中的某个位置找到了该路径。
I have a Queue configured in the Rational Application Developer for WebSphere, using a "V5 default messaging provider" and a Websphere6.1
I now try to access it using a standalone app (JUnit Test), in order to put some messages in it. I currently use the following code:
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY,
"com.ibm.websphere.naming.WsnInitialContextFactory");
env.put(Context.PROVIDER_URL, "corbaloc::localhost:2809");
InitialContext ctx = new InitialContext(env);
javax.jms.Queue queue = (javax.jms.Queue) ctx.lookup("Topic");
On the last line I get the following exception:
javax.naming.NamingException: The JNDI operation "lookupExt"on the context "vwagwolot0awNode01Cell/nodes/vwagwolot0awNode01/servers/server1" with the name "Topic" failed. Please get the root cause Throwable contained in this NamingException for more information. Root exception is java.lang.NoSuchMethodError: com.ibm.ejs.ras.TraceComponent: method isAnyTracingEnabled()Z not found
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.register(PmiReqMetrics.java:949)
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.<clinit>(PmiReqMetrics.java:273)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookupExt(CNContextImpl.java:1505)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookup(CNContextImpl.java:1358)
at com.ibm.ws.naming.util.WsnInitCtx.lookup(WsnInitCtx.java:172)
at javax.naming.InitialContext.lookup(InitialContext.java:361)
at de.volkswagen.oracle.provisioning.util.test.QueueTest.testQueue(QueueTest.java:33)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:60)
at java.lang.reflect.Method.invoke(Method.java:391)
at junit.framework.TestCase.runTest(TestCase.java:164)
at junit.framework.TestCase.runBare(TestCase.java:130)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:120)
at junit.framework.TestSuite.runTest(TestSuite.java:230)
at junit.framework.TestSuite.run(TestSuite.java:225)
at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
root cause:
java.lang.NoSuchMethodError: com.ibm.ejs.ras.TraceComponent: method isAnyTracingEnabled()Z not found
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.register(PmiReqMetrics.java:949)
at com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.<clinit>(PmiReqMetrics.java:273)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookupExt(CNContextImpl.java:1505)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookup(CNContextImpl.java:1358)
at com.ibm.ws.naming.util.WsnInitCtx.lookup(WsnInitCtx.java:172)
at javax.naming.InitialContext.lookup(InitialContext.java:361)
at <package name here>.QueueTest.testQueue(QueueTest.java:33)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:60)
at java.lang.reflect.Method.invoke(Method.java:391)
at junit.framework.TestCase.runTest(TestCase.java:164)
at junit.framework.TestCase.runBare(TestCase.java:130)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:120)
at junit.framework.TestSuite.runTest(TestSuite.java:230)
at junit.framework.TestSuite.run(TestSuite.java:225)
at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
Any hints, what I can do in order to fix it?
In order to get that far, I added the ws_runtime.jar into the classpath, which I found somewhere in the RAD installation.
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您可能需要检查类路径上有哪些 JAR。粗略地一看就表明某处不匹配。这一行:
告诉您
com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.register
方法正在尝试调用TraceComponent
上的isAnyTracingElementEnabled
方法code>,但TraceComponent
没有该方法。我猜测包含TraceComponent
的 JAR 是错误的。You may want to check which JARs you have on the classpath. A cursory glance is indicating a mismatch somewhere. This line:
Is telling you that the
com.ibm.websphere.pmi.reqmetrics.PmiReqMetrics.register
method is trying to call theisAnyTracingElementEnabled
method onTraceComponent
, butTraceComponent
doesn't have that method. I'm guessing that the JAR that hasTraceComponent
in is the wrong one.