Only a type can be imported

2012-5-28 21:02:42org.apache.catalina.core.ApplicationDispatcher invoke
严重: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: Unable to compile class forJSP:

An error occurred at line: 7 in the generated java file
Only a type can be imported. zhao.ai.nan.bean.Usres resolves to apackage

Stacktrace:
 atorg.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:92)
 atorg.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330)
 atorg.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:423)
 atorg.apache.jasper.compiler.Compiler.compile(Compiler.java:317)
 atorg.apache.jasper.compiler.Compiler.compile(Compiler.java:295)
 atorg.apache.jasper.compiler.Compiler.compile(Compiler.java:282)
 atorg.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:586)
 atorg.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
 atorg.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
 atorg.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
 atjavax.servlet.http.HttpServlet.service(HttpServlet.java:717)
 atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
 atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
 atorg.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630)
 atorg.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)
 atorg.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)
 atorg.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)
 atzhao.ai.nan.servlet.UserServlet.select(UserServlet.java:35)
 atzhao.ai.nan.servlet.UserServlet.doGet(UserServlet.java:27)
 atjavax.servlet.http.HttpServlet.service(HttpServlet.java:617)
 atjavax.servlet.http.HttpServlet.service(HttpServlet.java:717)
 atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
 atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
 atorg.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
 atorg.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
 atorg.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
 atorg.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
 atorg.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
 atorg.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
 atorg.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
 atorg.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
 atorg.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
 at java.lang.Thread.run(Thread.java:619)

 

错误原因是：导入的类名写错了！