关于<>中的一个例子

[shecnu]

在人民邮电出版的陈华军编著的这本书中,第七章中那个部署Adder的实例,在部署的最后一步会编译出错,下面为error.log文件中的内容:
Compilation failed.
at com.sun.ejb.codegen.GeneratorDriver.compileClasses(GeneratorDriver.java:232)
at com.sun.ejb.codegen.GeneratorDriver.preDeploy(GeneratorDriver.java:625)
at com.sun.enterprise.tools.deployment.backend.JarInstallerImpl.deployEjbs(JarInstallerImpl.java:707)
at com.sun.enterprise.tools.deployment.backend.JarInstallerImpl.deployApplication(JarInstallerImpl.java:221)
at org.omg.stub.com.sun.enterprise.tools.deployment.backend._JarInstallerImpl_Tie._invoke(Unknown Source)
at com.sun.corba.ee.internal.corba.ServerDelegate.dispatch(ServerDelegate.java:355)
at com.sun.corba.ee.internal.iiop.ORB.process(ORB.java:255)
at com.sun.corba.ee.internal.iiop.RequestProcessor.process(RequestProcessor.java:84)
at com.sun.corba.ee.internal.orbutil.ThreadPool$PooledThread.run(ThreadPool.java:99)
我用的是jdk1.4和j2sdkee1.3.1
请调通此例子的大侠指点迷津,多谢.

[YZ815]

书上的例子大多数都有错误，最好自己找，实在不行再向别人求救！