java - 将 Jar 文件部署到 weblogic 12.1.3 时出现异常错误

Question

有谁知道是什么原因导致这样的异常？

这是错误日志:

<May 23, 2016 4:09:12 PM EDT> <Error> <Deployer> <BEA-149265> <Failure occurred in the execution of deployment request with ID "23430718618219" for task "3". Error is: "weblogic.application.ModuleException: java.lang.NoSuchMethodException: com.sdars.gui.business.ejb.UserBean_14f2ow_IUserImpl.<init>(weblogic.ejb.container.internal.StatelessLocalObject)"
    weblogic.application.ModuleException: java.lang.NoSuchMethodException: com.sdars.gui.business.ejb.UserBean_14f2ow_IUserImpl.<init>(weblogic.ejb.container.internal.StatelessLocalObject)
        at weblogic.application.internal.ExtensibleModuleWrapper.prepare(ExtensibleModuleWrapper.java:114)
        at weblogic.application.internal.flow.ModuleListenerInvoker.prepare(ModuleListenerInvoker.java:100)
        at weblogic.application.internal.flow.ModuleStateDriver$1.next(ModuleStateDriver.java:175)
        at weblogic.application.internal.flow.ModuleStateDriver$1.next(ModuleStateDriver.java:170)
        at weblogic.application.utils.StateMachineDriver$ParallelChange.run(StateMachineDriver.java:80)
        Truncated. see log file for complete stacktrace
    Caused By: java.lang.NoSuchMethodException: com.sdars.gui.business.ejb.XmUserBean_14f2ow_IXmUserImpl.<init>(weblogic.ejb.container.internal.StatelessLocalObject)
        at java.lang.Class.getConstructor0(Class.java:3082)
        at java.lang.Class.getConstructor(Class.java:1825)
        at weblogic.ejb.container.internal.StatelessEJBLocalHomeImpl.allocateBI(StatelessEJBLocalHomeImpl.java:71)
        at weblogic.ejb.container.internal.StatelessEJBLocalHomeImpl.prepare(StatelessEJBLocalHomeImpl.java:44)
        at weblogic.ejb.container.deployer.SessionBeanInfoImpl.prepare(SessionBeanInfoImpl.java:462)
        Truncated. see log file for complete stacktrace

Answer 1

您的 ejb com.sdars.gui.business.ejb.XmUserBean 未按照 ejb 规范的要求声明默认构造函数。这就是 EJB 容器 (WebLogic) 抛出此异常的原因。更正您的 ejb 代码以添加默认构造函数(不带参数)