Question

（Tomcat 7.0）

中的代码

本地测试网址 - http://localhost:8080/test/algebra/sum?a=1&b=2

得到了：

HTTP Status 500 - Resource configuration class edu.algebra could not be loaded.

type Exception report

message Resource configuration class edu.algebra could not be loaded.

description The server encountered an internal error that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: Resource configuration class edu.algebra could not be loaded.
    org.glassfish.jersey.servlet.WebComponent.createResourceConfig(WebComponent.java:466)
    org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:302)
    org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:168)
    org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:358)
    javax.servlet.GenericServlet.init(GenericServlet.java:158)
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503)
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
    org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)
    org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
    org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314)
    java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    java.lang.Thread.run(Thread.java:748)
root cause

**java.lang.ClassNotFoundException: edu.algebra**
    org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1720)
    org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)
    java.lang.Class.forName0(Native Method)
    java.lang.Class.forName(Class.java:264)
    org.glassfish.jersey.internal.util.ReflectionHelper$7.run(ReflectionHelper.java:407)
    org.glassfish.jersey.internal.util.ReflectionHelper$7.run(ReflectionHelper.java:397)
    java.security.AccessController.doPrivileged(Native Method)
    org.glassfish.jersey.servlet.WebComponent.createResourceConfig(WebComponent.java:454)
    org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:302)
    org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:168)
    org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:358)
    javax.servlet.GenericServlet.init(GenericServlet.java:158)
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503)
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
    org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)
    org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
    org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314)
    java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    java.lang.Thread.run(Thread.java:748)

注意Apache Tomcat / 7.0.56日志中提供了根本原因的完整堆栈跟踪。

为什么？

Answer 1

您的文件夹结构不正确。 Java代码应该在src文件夹中，而不是类。在Tomcat上找到一百万个教程＆＃34; Hello World Web应用程序＆＃34;并遵循它。例如。 - http://www.srccodes.com/p/article/2/JSP-Hello-World-Program-using-Eclipse-IDE-and-Tomcat-web-server

泽西休息例外1

1 个答案: