虚拟目录的设置错了
换成:
<Context path="/test" docBase="e:/jsp"
debug="0" privileged="true"/>测试servlet的路径换成
http://locahost:8080/test/servlet/HelloWorldExample
换成:
<Context path="/test" docBase="e:/jsp"
debug="0" privileged="true"/>测试servlet的路径换成
http://locahost:8080/test/servlet/HelloWorldExample
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docBase="D:\Proc\myweb\myjsp\test"
crossContext="false"
debug="0"
reloadable="true" >
</Context>
<Context path="/test" debug="0" docBase="E:\jsp" reloadable="true"/>
在e:\jsp\WEB-INF下写一web.xml,代码如下:
<?xml version="1.0" encoding="ISO-8859-1"?>
<!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>Welcome to Tomcat</display-name>
<description>
Welcome to Tomcat
</description> <servlet-mapping>
<servlet-name>invoker</servlet-name>
<url-pattern>/servlet/*</url-pattern>
</servlet-mapping>
</web-app>
然后在WEB-INF目录下建一classes用于放置class文件。
最后输入:http://locahost:8080/test/servlet/HelloWorldExample即可
输入:http://locahost:8080/test/servlet/HelloWorldExample
显示:
HTTP Status 500 - --------------------------------------------------------------------------------type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception java.util.MissingResourceException: Can't find bundle for base name LocalStrings, locale zh_CN
at java.util.ResourceBundle.throwMissingResourceException(ResourceBundle.java:804)
at java.util.ResourceBundle.getBundleImpl(ResourceBundle.java:773)
at java.util.ResourceBundle.getBundle(ResourceBundle.java:538)
at HelloWorldExample.doGet(HelloWorldExample.java:24)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.servlets.InvokerServlet.serveRequest(InvokerServlet.java:466)
at org.apache.catalina.servlets.InvokerServlet.doGet(InvokerServlet.java:180)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:260)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:432)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:386)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:534)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:530)
at java.lang.Thread.run(Thread.java:536)--------------------------------------------------------------------------------Apache Tomcat/4.1.18
错误提示和以前不一样了(我已经在在e:\jsp\WEB-INF下写了web.xml)
<Context path="/test" debug="0" docBase="E:\jsp" reloadable="true"/>
的reloadable="true"有什么作用?—————————————————————————————————
梦到故园多少路,酒醒南望隔天涯。
应该是tomcat自带的example吧.我想搂主可以看看代码,它里面调用了一html页面,当你复制HelloWorldExample到test目录下时,该html页面并没带过去,所以造成了"HTTP Status 500 - "错误。
import java.text.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class HelloWorldExample extends HttpServlet {
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
ResourceBundle rb =
ResourceBundle.getBundle("LocalStrings",request.getLocale());
response.setContentType("text/html");
PrintWriter out = response.getWriter(); out.println("<html>");
out.println("<head>"); String title = rb.getString("helloworld.title"); out.println("<title>" + title + "</title>");
out.println("</head>");
out.println("<body bgcolor=\"white\">");
out.println("<a href=\"/examples/servlets/helloworld.html\">");
out.println("<img src=\"/examples/images/code.gif\" height=24 " +
"width=24 align=right border=0 alt=\"view code\"></a>");
out.println("<a href=\"/examples/servlets/index.html\">");
out.println("<img src=\"/examples/images/return.gif\" height=24 " +
"width=24 align=right border=0 alt=\"return\"></a>");
out.println("<h1>" + title + "</h1>");
out.println("</body>");
out.println("</html>");
}
}修改以后还是出现HTTP Status 500 - 错误郁闷啊,<servlet-name>invoker</servlet-name> 里面的invoker是固定的?
是不是要在web.xml里面添加HelloWOrldExample的名字?
终于调试好了,换了个新的HelloWorld.class
import java.io.*;
import java.text.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;public class HelloWorld extends HttpServlet {
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
response.setContentType("text/html");
PrintWriter out = response.getWriter(); out.println("<html>");
out.println("<head>");
out.println("<title>Hello World</title>");
out.println("</head>");
out.println("<body>");
out.println("<h1>Hello World</h1>");
out.println("</body>");
out.println("</html>");
}
}