無法啓動Tomcat 8服務器的Eclipse

我的結構

我的完整代碼進口產生java.io.IOException;

import java.io.PrintWriter; 

import javax.servlet.ServletException; 
import javax.servlet.annotation.WebServlet; 
import javax.servlet.http.HttpServlet; 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 


import org.apache.http.HttpResponse; 
import org.apache.http.client.methods.HttpPost; 
import org.apache.http.entity.StringEntity; 
import org.apache.http.impl.client.CloseableHttpClient; 
import org.apache.http.impl.client.HttpClientBuilder; 
import org.apache.http.util.EntityUtils; 
import org.json.simple.JSONArray; 
import org.json.simple.JSONObject; 
import org.json.simple.parser.JSONParser; 



@WebServlet("/index") 

public class index extends HttpServlet { 
    private static final long serialVersionUID = 1L; 

     protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException 
     { 
      PrintWriter out = response.getWriter(); 

      String ticket = request.getParameter("ticketnummer"); 

      out.println(ticket); 

      try (CloseableHttpClient httpClient = HttpClientBuilder.create().build()) { 
       String url = "http://webapi.computersciencemasterclass.com:9323/CFIS/Ticket"; 
       HttpPost request1 = new HttpPost(url); 
       String body = "{\"function\": \"RegisterInternetAccess\",\"teamId\": \"IN103-1\",\"teamKey\":\"c2f590a4-abab-4e73-b65f-1aef785c6c75\",\"requestId\":\"0\",\"ticketNumber\" : \"" + ticket + "\"}"; 
       StringEntity params = new StringEntity(body); 
       request1.addHeader("content-type", "application/json"); 
       request1.setEntity(params); 
       HttpResponse result = httpClient.execute(request1); 

       String json = EntityUtils.toString(result.getEntity(), "UTF-8"); 
       try { 
        JSONParser parser = new JSONParser(); 
        Object resultObject = parser.parse(json); 

        if (resultObject instanceof JSONArray) { 
         JSONArray array=(JSONArray)resultObject; 
         for (Object object : array) { 
          JSONObject obj =(JSONObject)object; 
          System.out.println(obj.get("requestId")); 
          System.out.println(obj.get("result")); 
          System.out.println(obj.get("resultText")); 
         } 

        }else if (resultObject instanceof JSONObject) { 
         JSONObject obj =(JSONObject)resultObject; 
         System.out.println(obj.get("requestId")); 
         System.out.println(obj.get("result")); 
         System.out.println(obj.get("resultText")); 
        } 


       } catch (Exception e) { 
        // TODO: handle exception 
       } 

      } catch (IOException ex) { 
      } 



      //response.sendRedirect("loginpage.html"); 


     } 


     protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { 
      // TODO Auto-generated method stub 
      doGet(request, response); 

     } 

}

如下所示，這些都是我用它來使一切更多鈔票

的罐子，但是當我運行我的應用程序，我得到一個錯誤

Jan 04, 2016 6:05:41 PM 
org.apache.tomcat.util.digester.SetPropertiesRule begin 
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:MyServlet' did not find a matching property. 
Jan 04, 2016 6:05:41 PM org.apache.tomcat.util.digester.SetPropertiesRule begin 
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:FYS_IN103_T1_Servlet' did not find a matching property. 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Server version:  Apache Tomcat/8.0.28 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Server built:   Oct 7 2015 18:25:21 UTC 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Server number:   8.0.28.0 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: OS Name:    Mac OS X 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: OS Version:   10.11.2 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Architecture:   x86_64 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Java Home:    /Library/Java/JavaVirtualMachines/jdk1.8.0_60.jdk/Contents/Home/jre 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: JVM Version:   1.8.0_60-b27 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: JVM Vendor:   Oracle Corporation 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: CATALINA_BASE:   /Users/cvandenboogaard/Documents/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: CATALINA_HOME:   /Users/cvandenboogaard/Documents/workspace/apache-tomcat-8.0.28 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dcatalina.base=/Users/cvandenboogaard/Documents/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dcatalina.home=/Users/cvandenboogaard/Documents/workspace/apache-tomcat-8.0.28 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dwtp.deploy=/Users/cvandenboogaard/Documents/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Djava.endorsed.dirs=/Users/cvandenboogaard/Documents/workspace/apache-tomcat-8.0.28/endorsed 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dfile.encoding=UTF-8 
Jan 04, 2016 6:05:41 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent 
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /Users/cvandenboogaard/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:. 
Jan 04, 2016 6:05:41 PM org.apache.coyote.AbstractProtocol init 
INFO: Initializing ProtocolHandler ["http-nio-8080"] 
Jan 04, 2016 6:05:41 PM org.apache.tomcat.util.net.NioSelectorPool getSharedSelector 
INFO: Using a shared selector for servlet write/read 
Jan 04, 2016 6:05:41 PM org.apache.coyote.AbstractProtocol init 
INFO: Initializing ProtocolHandler ["ajp-nio-8009"] 
Jan 04, 2016 6:05:41 PM org.apache.tomcat.util.net.NioSelectorPool getSharedSelector 
INFO: Using a shared selector for servlet write/read 
Jan 04, 2016 6:05:41 PM org.apache.catalina.startup.Catalina load 
INFO: Initialization processed in 483 ms 
Jan 04, 2016 6:05:41 PM org.apache.catalina.core.StandardService startInternal 
INFO: Starting service Catalina 
Jan 04, 2016 6:05:41 PM org.apache.catalina.core.StandardEngine startInternal 
INFO: Starting Servlet Engine: Apache Tomcat/8.0.28 
Jan 04, 2016 6:05:42 PM org.apache.catalina.core.ContainerBase startInternal 
SEVERE: A child container failed during start 
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/FYS_IN103_T1_Servlet]] 
    at java.util.concurrent.FutureTask.report(FutureTask.java:122) 
    at java.util.concurrent.FutureTask.get(FutureTask.java:192) 
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:916) 
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:871) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/FYS_IN103_T1_Servlet]] 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
    ... 6 more 
Caused by: java.lang.NoClassDefFoundError: org/apache/http/HttpEntity 
    at java.lang.Class.getDeclaredFields0(Native Method) 
    at java.lang.Class.privateGetDeclaredFields(Class.java:2583) 
    at java.lang.Class.getDeclaredFields(Class.java:1916) 
    at org.apache.catalina.util.Introspection.getDeclaredFields(Introspection.java:106) 
    at org.apache.catalina.startup.WebAnnotationSet.loadFieldsAnnotation(WebAnnotationSet.java:256) 
    at org.apache.catalina.startup.WebAnnotationSet.loadApplicationServletAnnotations(WebAnnotationSet.java:132) 
    at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(WebAnnotationSet.java:65) 
    at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(ContextConfig.java:334) 
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:774) 
    at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:305) 
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:95) 
    at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5080) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    ... 6 more 
Caused by: java.lang.ClassNotFoundException: org.apache.http.HttpEntity 
    at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1333) 
    at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1167) 
    ... 20 more 

Jan 04, 2016 6:05:42 PM org.apache.catalina.core.ContainerBase startInternal 
SEVERE: A child container failed during start 
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]] 
    at java.util.concurrent.FutureTask.report(FutureTask.java:122) 
    at java.util.concurrent.FutureTask.get(FutureTask.java:192) 
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:916) 
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:439) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:769) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.startup.Catalina.start(Catalina.java:625) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:497) 
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:351) 
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:485) 
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]] 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 
Caused by: org.apache.catalina.LifecycleException: A child container failed during start 
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:924) 
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:871) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    ... 6 more 

Jan 04, 2016 6:05:42 PM org.apache.catalina.startup.Catalina start 
SEVERE: The required Server component failed to start so Tomcat is unable to start. 
org.apache.catalina.LifecycleException: Failed to start component [StandardServer[8005]] 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
    at org.apache.catalina.startup.Catalina.start(Catalina.java:625) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:497) 
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:351) 
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:485) 
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardService[Catalina]] 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:769) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    ... 7 more 
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina]] 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:439) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    ... 9 more 
Caused by: org.apache.catalina.LifecycleException: A child container failed during start 
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:924) 
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    ... 11 more 

Jan 04, 2016 6:05:42 PM org.apache.coyote.AbstractProtocol pause 
INFO: Pausing ProtocolHandler ["http-nio-8080"] 
Jan 04, 2016 6:05:42 PM org.apache.coyote.AbstractProtocol pause 
INFO: Pausing ProtocolHandler ["ajp-nio-8009"] 
Jan 04, 2016 6:05:42 PM org.apache.catalina.core.StandardService stopInternal 
INFO: Stopping service Catalina 
Jan 04, 2016 6:05:42 PM org.apache.coyote.AbstractProtocol destroy 
INFO: Destroying ProtocolHandler ["http-nio-8080"] 
Jan 04, 2016 6:05:42 PM org.apache.coyote.AbstractProtocol destroy 
SEVERE: Failed to destroy end point associated with ProtocolHandler ["http-nio-8080"] 
java.lang.NullPointerException 
    at org.apache.tomcat.util.net.NioEndpoint.releaseCaches(NioEndpoint.java:305) 
    at org.apache.tomcat.util.net.NioEndpoint.unbind(NioEndpoint.java:481) 
    at org.apache.tomcat.util.net.AbstractEndpoint.destroy(AbstractEndpoint.java:823) 
    at org.apache.coyote.AbstractProtocol.destroy(AbstractProtocol.java:532) 
    at org.apache.catalina.connector.Connector.destroyInternal(Connector.java:1023) 
    at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:305) 
    at org.apache.catalina.core.StandardService.destroyInternal(StandardService.java:588) 
    at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:305) 
    at org.apache.catalina.core.StandardServer.destroyInternal(StandardServer.java:859) 
    at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:305) 
    at org.apache.catalina.startup.Catalina.start(Catalina.java:629) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:497) 
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:351) 
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:485) 

Jan 04, 2016 6:05:42 PM org.apache.coyote.AbstractProtocol destroy 
INFO: Destroying ProtocolHandler ["ajp-nio-8009"] 
Jan 04, 2016 6:05:42 PM org.apache.coyote.AbstractProtocol destroy 
SEVERE: Failed to destroy end point associated with ProtocolHandler ["ajp-nio-8009"] 
java.lang.NullPointerException 
    at org.apache.tomcat.util.net.NioEndpoint.releaseCaches(NioEndpoint.java:305) 
    at org.apache.tomcat.util.net.NioEndpoint.unbind(NioEndpoint.java:481) 
    at org.apache.tomcat.util.net.AbstractEndpoint.destroy(AbstractEndpoint.java:823) 
    at org.apache.coyote.AbstractProtocol.destroy(AbstractProtocol.java:532) 
    at org.apache.catalina.connector.Connector.destroyInternal(Connector.java:1023) 
    at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:305) 
    at org.apache.catalina.core.StandardService.destroyInternal(StandardService.java:588) 
    at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:305) 
    at org.apache.catalina.core.StandardServer.destroyInternal(StandardServer.java:859) 
    at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:305) 
    at org.apache.catalina.startup.Catalina.start(Catalina.java:629) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:497) 
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:351) 
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:485)

當我刪除的Apache HTTP客戶端tomcat服務器運行良好。我運行tomcat 8

來源

2016-01-04 chiel.boogaard

檢查，如果有一個JAR衝突。看看tomcat的lib目錄 – Harinder