是你的过程定义错误,掉了一个分号
<%!
public void showHello()
{%>
hello!
<%};%>
<%showHello();%>
  

解决方案 »

  1.   

    错误如下:
    Location: /inet/test.jsp
    Internal Servlet Error:org.apache.jasper.JasperException: Unable to compile class for JSPI:\tomcat\work\localhost_8080%2Finet\_0002ftest_0002ejsptest_jsp_9.java:20: ?? '}'?
            {
             ^
    I:\tomcat\work\localhost_8080%2Finet\_0002ftest_0002ejsptest_jsp_9.java:23: ?????
        static {
        ^
    I:\tomcat\work\localhost_8080%2Finet\_0002ftest_0002ejsptest_jsp_9.java:65: ????try?????catch???finally??
                    };
                     ^
    I:\tomcat\work\localhost_8080%2Finet\_0002ftest_0002ejsptest_jsp_9.java:78: ?????
            } catch (Exception ex) {
              ^
    4 ??? at org.apache.jasper.compiler.Compiler.compile(Compiler.java:254)
    at org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:462)
    at org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:146)
    at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:433)
    at org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:152)
    at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:164)
    at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
    at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
    at org.apache.tomcat.core.Handler.service(Handler.java:286)
    at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
    at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)
    at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)
    at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210)
    at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
    at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)
    at java.lang.Thread.run(Thread.java:484)