On 11/06/2010 05:21, Vitalstatistix wrote: > > Yeh that was just a dodgy hack to get around my initial errors when using > javac. I found out later the reason why javac wasn't working on my servlet > class was because servlet-api.jar wasn't on the classpath, > after adding that I was able to compile it the normal way. Also the solution > is NOT to put it in the WEB-INF folder, you need to have your .class file in > the build/classes/<Yourpackage> folder.
It'll eventually need to end up in WEB-INF/classes/my/package.AServlet.class or, inside a jar, e.g. WEB-INF/lib/myservlets.jar or you won't be able to deploy the web app... p > Pid * wrote: >> >> On 10/06/2010 03:20, Vitalstatistix wrote: >>> >>> >>> SOLVED: >>> >>> There was no HelloServlet.class file so I had to put an empty main method >>> into the HelloServlet.java class and run it to generate the >>> HelloServlet.class file, then I placed the class file in the WEB-INF >>> folder >>> and it all worked fine. >> >> Er, what? >> >> 1. There's no need for an empty main method. >> 2. We usually just compile a .java file to get a .class >> >> >> p >> >>> Vitalstatistix wrote: >>>> >>>> Hey, I've just been working on this tutorial here: >>>> >>>> http://www.ibm.com/developerworks/opensource/library/os-eclipse-tomcat/index.html >>>> >>>> It has been pretty good and I've got the jsp page to show the time but >>>> when I try going to the >>>> HelloServlet I get the error 500. >>>> >>>> http://www.ibm.com/developerworks/opensource/library/os-eclipse-tomcat/index.html >>>> >>>> Error Report >>>> type Exception report >>>> >>>> message >>>> >>>> description The server encountered an internal error () that prevented >>>> it >>>> from fulfilling this request. >>>> >>>> exception >>>> >>>> javax.servlet.ServletException: Wrapper cannot find servlet class >>>> com.example.servlets.HelloServlet or a class it depends on >>>> >>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) >>>> >>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) >>>> >>>> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852) >>>> >>>> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) >>>> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) >>>> java.lang.Thread.run(Unknown Source) >>>> >>>> >>>> root cause >>>> >>>> java.lang.ClassNotFoundException: com.example.servlets.HelloServlet >>>> >>>> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1516) >>>> >>>> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1361) >>>> >>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) >>>> >>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) >>>> >>>> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852) >>>> >>>> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) >>>> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) >>>> java.lang.Thread.run(Unknown Source) >>>> >>>> >>>> web.xml file generated in my Eclipse web project >>>> >>>> <?xml version="1.0" encoding="UTF-8"?> >>>> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; >>>> xmlns="http://java.sun.com/xml/ns/javaee"; >>>> xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"; >>>> xsi:schemaLocation="http://java.sun.com/xml/ns/javaee >>>> http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"; id="WebApp_ID" >>>> version="2.5"> >>>> <display-name>FirstWebProject</display-name> >>>> <welcome-file-list> >>>> <welcome-file>index.html</welcome-file> >>>> <welcome-file>index.htm</welcome-file> >>>> <welcome-file>index.jsp</welcome-file> >>>> <welcome-file>default.html</welcome-file> >>>> <welcome-file>default.htm</welcome-file> >>>> <welcome-file>default.jsp</welcome-file> >>>> </welcome-file-list> >>>> <servlet> >>>> <description></description> >>>> <display-name>HelloServlet</display-name> >>>> <servlet-name>HelloServlet</servlet-name> >>>> <servlet-class>com.example.servlets.HelloServlet</servlet-class> >>>> </servlet> >>>> <servlet-mapping> >>>> <servlet-name>HelloServlet</servlet-name> >>>> <url-pattern>/HelloServlet</url-pattern> >>>> </servlet-mapping> >>>> </web-app> >>>> >>>> >>>> Sorry I don't know how to add code tags in this forum. I'm using Tomcat >>>> 6. >>>> I've >>>> made no changes to ANY web.xml files, I simply followed that short basic >>>> tutorial step by step. My HelloServlet.java class is exactly the same as >>>> in the tutorial and is in the same package. >>>> Could you please tell me why it can't seem to find the class? >>>> >>>> Thanks heaps, >>>> >>>> :) >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>> >> >> >> >> >> >
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