Servlets javax.servlet.ServletException:实例化servlet类时出错
我正在尝试从JBOss服务器访问url。。我有个错误Servlets javax.servlet.ServletException:实例化servlet类时出错,servlets,jboss7.x,Servlets,Jboss7.x,我正在尝试从JBOss服务器访问url。。我有个错误 javax.servlet.ServletException: Error instantiating servlet class com.tg.simReplacementApi.ReplaceSim org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153)
javax.servlet.ServletException: Error instantiating servlet class com.tg.simReplacementApi.ReplaceSim
org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:368)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:671)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:930)
java.lang.Thread.run(Thread.java:701)
root cause
java.lang.ClassNotFoundException: com.tg.simReplacementApi.ReplaceSim from [Module "deployment.ReplacementSim.war:main" from Service Module Loader]
org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:190)
org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:468)
org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:456)
org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:398)
org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:120)
org.jboss.as.web.deployment.WebInjectionContainer.newInstance(WebInjectionContainer.java:72)
org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:368)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:671)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:930)
java.lang.Thread.run(Thread.java:701)
还有我的web.xml
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd" >
<web-app>
<display-name>Web Application</display-name>
<servlet>
<servlet-name>ReplaceSim</servlet-name>
<display-name>ReplaceSim</display-name>
<description></description>
<servlet-class>com.tg.simReplacementApi.ReplaceSim</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ReplaceSim</servlet-name>
<url-pattern>/ReplaceSim</url-pattern>
</servlet-mapping>
</web-app>
并成功部署到jboss7.1.1服务器中。访问url时发生此错误。在localhost中,应用程序运行良好
有人知道它为什么会出错吗。。提前感谢您需要再次检查该课程是否在战争中,以及它在战争中的位置。它应该在
WAR/WEB-INF/classes
中。当我在tomcat中部署并在localhost中使用jboss7.1进行测试时,它会正常工作。它仅在服务器中部署时发生。服务器中是否缺少任何配置?如果只是在服务器上,听起来像是环境问题。您可能希望确保部署到相同的服务器版本并部署相同的WAR。您需要仔细检查类是否在WAR中以及它在WAR中的位置。它应该在WAR/WEB-INF/classes
中。当我在tomcat中部署并在localhost中使用jboss7.1进行测试时,它会正常工作。它仅在服务器中部署时发生。服务器中是否缺少任何配置?如果只是在服务器上,听起来像是环境问题。您可能需要确保部署到相同的服务器版本,并部署相同的WAR。
package com.tg.simReplacementApi;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class ReplaceSim
*/
public class ReplaceSim extends HttpServlet {
private static final long serialVersionUID = 1L;
public ReplaceSim(){
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
response.getWriter().append("Served at: ").append(request.getContextPath());
Member member = new Member();
member.setPhoneNo(request.getParameter("phone"));
member.setSimSerial(request.getParameter("simSerial"));
WebServiceCaller call = new WebServiceCaller();
String resp = call.getReplacementSim(member);
System.out.println(resp);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
}
}