我用的是JDK1.7.0
我的tomcat是6.2.0
我的路径配置是成功的,还曾经用Dreamweaver8.0成功编译了网页 并且成功访问了
我现在用的是Myeclipse7.5
我试过用cmd编译 但是 cmd编译出错了 而且 还告诉我 写入HelloWorld时出错:HelloWorld.class<拒绝访问。>
java servlet 没有main函数 它怎么实现编译啊 不懂
我是菜鸟 各位大侠帮忙啊
我的tomcat是6.2.0
我的路径配置是成功的,还曾经用Dreamweaver8.0成功编译了网页 并且成功访问了
我现在用的是Myeclipse7.5
我试过用cmd编译 但是 cmd编译出错了 而且 还告诉我 写入HelloWorld时出错:HelloWorld.class<拒绝访问。>
java servlet 没有main函数 它怎么实现编译啊 不懂
我是菜鸟 各位大侠帮忙啊
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这样就可以在网页中将response中的内容显示出来了。
HTTP Status 500 - --------------------------------------------------------------------------------type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception javax.servlet.ServletException: Class HelloWorld is not a Servlet
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859)
org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:574)
org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1527)
java.lang.Thread.run(Unknown Source)
root cause java.lang.ClassCastException: HelloWorld cannot be cast to javax.servlet.Servlet
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859)
org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:574)
org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1527)
java.lang.Thread.run(Unknown Source)
note The full stack trace of the root cause is available in the Apache Tomcat/6.0.20 logs.
--------------------------------------------------------------------------------Apache Tomcat/6.0.20
崩溃啊 无语了
我写的程序是:package bigfish;import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;public class Bigfish extends HttpServlet
{ /**
*
*/
private static final long serialVersionUID = 1L; /**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{ response.setContentType("text/html");
PrintWriter out = response.getWriter(); out.println("<heml>");
out.println("<head>");
out.println(" <head><title>Bigfish</title></head>");
out.println(" </head>");
out.println(" <body>");
out.print(" <h1>This is fish<h1> ");
out.println(" </body>");
out.println("</heml>"); } /**
* Returns information about the servlet, such as
* author, version, and copyright.
*
* @return String information about this servlet
*/
}
那些语句可都是一字不动的从tomcat上的example里复制过来的呀