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Posted to users@tapestry.apache.org by "Sasidhar.av" <sa...@gmail.com> on 2008/09/25 08:55:26 UTC
java.lang.IllegalStateException while filedownloading program in
Tapestry4.1.6
Hai,
I am writing file downloading program (zip file) ,but i am getting the
exception IllegalStateException i,e (getWriter() has already been called for
this response).
this is sample code.
@InjectObject("service:tapestry.globals.HttpServletResponse")
public abstract HttpServletResponse getHttpResponse();
public void pageBeginRender(PageEvent pPageEvent)
{
HttpServletResponse httpServletResponse=getHttpResponse();
InputStream fis = null;
try
{
File f =new File("d:\sample.zip");
httpServletResponse.setContentType("application/zip");
httpServletResponse.setContentLength((int) f.length());
httpServletResponse.setHeader("Content-Disposition", "attachment;
filename="
+ f.getName());
ServletOutputStream servletOut
=(ServletOutputStream)httpServletResponse.getOutputStream();
int read = -1;
fis = new FileInputStream(f);
byte b[] = new byte[fis.available()];
read = fis.read(b);
while (read != -1)
{
servletOut.write(b, 0, read);
read = fis.read(b);
}
servletOut.flush();
}
catch (Exception e)
{
e.printStackTrace();
}
}
Can u please help me out this problem.
In console i am getting that :
java.lang.IllegalStateException: getWriter() has already been called for
this response
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.connector.Response.getOutputStream(Response.java:565)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.connector.ResponseFacade.getOutputStream(ResponseFacade.java:171)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
com.ingenix.freya.web.pages.rulesmanagement.SaveExportRules.pageBeginRender(SaveExportRules.java:48)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.AbstractPage.firePageBeginRender(AbstractPage.java:409)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.AbstractPage.renderPage(AbstractPage.java:244)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.engine.RequestCycle.renderPage(RequestCycle.java:397)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.services.impl.DefaultResponseBuilder.renderResponse(DefaultResponseBuilder.java:151)
12:01:31,988 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.services.impl.ResponseRendererImpl.renderResponse(ResponseRendererImpl.java:33)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ResponseRenderer_11c98278a7d.renderResponse($ResponseRenderer_11c98278a7d.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.engine.DirectService.service(DirectService.java:147)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$IEngineService_11c98278aee.service($IEngineService_11c98278aee.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.services.impl.EngineServiceOuterProxy.service(EngineServiceOuterProxy.java:72)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.engine.AbstractEngine.service(AbstractEngine.java:241)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.services.impl.InvokeEngineTerminator.service(InvokeEngineTerminator.java:54)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$WebRequestServicer_11c98278ac7.service($WebRequestServicer_11c98278ac7.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$WebRequestServicer_11c98278ac3.service($WebRequestServicer_11c98278ac3.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.services.impl.WebRequestServicerPipelineBridge.service(WebRequestServicerPipelineBridge.java:61)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicer_11c98278aa9.service($ServletRequestServicer_11c98278aa9.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.request.DecodedRequestInjector.service(DecodedRequestInjector.java:55)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicerFilter_11c98278aa5.service($ServletRequestServicerFilter_11c98278aa5.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicer_11c98278aab.service($ServletRequestServicer_11c98278aab.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.multipart.MultipartDecoderFilter.service(MultipartDecoderFilter.java:52)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicerFilter_11c98278aa3.service($ServletRequestServicerFilter_11c98278aa3.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicer_11c98278aab.service($ServletRequestServicer_11c98278aab.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.services.impl.SetupRequestEncoding.service(SetupRequestEncoding.java:53)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicerFilter_11c98278aa7.service($ServletRequestServicerFilter_11c98278aa7.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicer_11c98278aab.service($ServletRequestServicer_11c98278aab.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
$ServletRequestServicer_11c98278a9d.service($ServletRequestServicer_11c98278a9d.java)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.ApplicationServlet.doService(ApplicationServlet.java:126)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tapestry.ApplicationServlet.doPost(ApplicationServlet.java:171)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
com.ingenix.freya.rulesdeployment.util.CredentialFilter.doFilter(CredentialFilter.java:38)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:81)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:39)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:159)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:59)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.josso.tc55.agent.SSOAgentValve.invoke(SSOAgentValve.java:730)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
12:01:32,019 INFO (http-0.0.0.0-8080-6) [STDOUT] at
java.lang.Thread.run(Thread.java:595)
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