Java Servlet Web应用程序的HTTP状态500-Servlet.init()引发异常

Java Servlet Web应用程序的HTTP状态500-Servlet.init()引发异常,java,jersey,xhtml,Java,Jersey,Xhtml,index.html <html> <body> <h2>Jersey RESTful Web Application!</h2> <p><a href="webresources/myresource">Jersey resource</a> <p>Visit the <a href="http://jersey.java.net">Project Jerse

index.html

  <html>
  <body>
   <h2>Jersey RESTful Web Application!</h2>
   <p><a href="webresources/myresource">Jersey resource</a>
    <p>Visit the <a href="http://jersey.java.net">Project Jersey website</a>
    for more information on Jersey!
   </body>
   </html>
错误正在发生

  HTTP Status 500 - Servlet.init() for servlet Jersey Web Application threw        exception

 --------------------------------------------------------------------------------

type Exception report

message Servlet.init() for servlet Jersey Web Application threw exception

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

exception 

javax.servlet.ServletException: Servlet.init() for servlet Jersey Web   Application threw exception
     org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
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:745)


root cause 

java.lang.NoSuchMethodError: com.sun.jersey.core.reflection.ReflectionHelper.getContextClassLoaderPA()Ljava/security/PrivilegedAction;
       com.sun.jersey.spi.scanning.AnnotationScannerListener.<init>(AnnotationScannerListener.java:94)
      com.sun.jersey.spi.scanning.PathProviderScannerListener.<init>(PathProviderScannerListener.java:59)
     com.sun.jersey.api.core.ScanningResourceConfig.init(ScanningResourceConfig.java:79)
    com.sun.jersey.api.core.PackagesResourceConfig.init(PackagesResourceConfig.java:104)
    com.sun.jersey.api.core.PackagesResourceConfig.<init>(PackagesResourceConfig.java:78)
     com.sun.jersey.api.core.PackagesResourceConfig.<init>(PackagesResourceConfig.java:89)
     com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:696)
     com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:674)
     com.sun.jersey.spi.container.servlet.WebComponent.init(WebComponent.java:205)
    com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:376)
     com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:559)
     javax.servlet.GenericServlet.init(GenericServlet.java:158)
     org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
     org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956)
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
    org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
    org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
     org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
     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:745)


note The full stack trace of the root cause is available in the Apache      Tomcat/7.0.67 logs.
Web应用程序的HTTP状态500-Servlet.init()引发异常 -------------------------------------------------------------------------------- 类型异常报告 Servlet Web应用程序的消息Servlet.init()引发异常 说明服务器遇到内部错误,无法满足此请求。 例外情况 javax.servlet.ServletException:servlet Web应用程序的servlet.init()引发异常 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625) org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318) 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) run(Thread.java:745) 根本原因 java.lang.NoSuchMethodError:com.sun.jersey.core.reflection.ReflectionHelper.getContextClassLoaderPA()Ljava/security/PrivilegedAction; com.sun.jersey.spi.scanning.AnnotationScannerListener.(AnnotationScannerListener.java:94) com.sun.jersey.spi.scanning.PathProviderScannerListener。(PathProviderScannerListener.java:59) com.sun.jersey.api.core.ScanningResourceConfig.init(ScanningResourceConfig.java:79) com.sun.jersey.api.core.PackagesResourceConfig.init(PackagesResourceConfig.java:104) com.sun.jersey.api.core.PackagesResourceConfig.(PackagesResourceConfig.java:78) com.sun.jersey.api.core.PackagesResourceConfig.(PackagesResourceConfig.java:89) com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:696) com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:674) com.sun.jersey.spi.container.servlet.WebComponent.init(WebComponent.java:205) com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:376) com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:559) init(GenericServlet.java:158) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625) org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318) 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) run(Thread.java:745) 注意,根本原因的完整堆栈跟踪可在Apache Tomcat/7.0.67日志中找到。
如果需要正确的输出,您应该使用正确的版本。最新版本号为1.19.1。使用此试用版本可能与servelet api相关: 在maven pom中使用此选项,例如:

   <!-- servlet api 3 -->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>3.0.1</version>
    </dependency>

javax.servlet
javax.servlet-api
3.0.1

您使用的是哪个jersey版本?请提供
web.xml
pom
或依赖项列表@Meiko是1。*请参见@Meiko为什么版本对这一点很重要?它看起来像是库的不兼容。我假设您在运行时拥有与编译项目时不同的jersey库版本。或者类似的东西…如果您没有声明正确的工件resp,那么更改版本没有帮助。导入了正确的LIB。
   <!-- servlet api 3 -->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>3.0.1</version>
    </dependency>