Re: java.lang.IllegalStateException: STREAMED - Consuming JSON fails
Cheers. Changed the call to. BufferedReader in = new BufferedReader( new InputStreamReader( hsr.getInputStream())); On 28/09/2011, at 7:03 PM, Martin Grigorov wrote: This exception says Don't use the reader but use the input stream because something (maybe header) has been already read from the stream. On Wed, Sep 28, 2011 at 10:59 AM, Tate Jones t...@bluedog.com.au wrote: Hi Group, I am new to Wicket and I am attempting to read some JSON data posted from a wicket page. The following exception occurs with Wicket 1.4.18 and Jetty 6.1.x when attempting to read the servlet request - BufferedReader br = hsr.getReader(). Sep 28, 2011 8:50:48 AM org.apache.wicket.RequestCycle logRuntimeException SEVERE: STREAMED java.lang.IllegalStateException: STREAMED at org.mortbay.jetty.Request.getReader(Request.java:935) at tunechipsapp.web.pages.LoginPage$2.onRequest(LoginPage.java:64) at org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:157) at org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:92) at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1252) at org.apache.wicket.RequestCycle.step(RequestCycle.java:1331) at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1438) at org.apache.wicket.RequestCycle.request(RequestCycle.java:546) at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:486) at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:319) at com.google.inject.servlet.FilterDefinition.doFilter(FilterDefinition.java:163) at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:58) The code was source from https://cwiki.apache.org/WICKET/how-to-handle-jqueryajax-json-request-.html AbstractAjaxBehavior ajaxSaveBehaviour = new AbstractAjaxBehavior() { private static final long serialVersionUID = 1L; @SuppressWarnings(unchecked) public void onRequest() { log.info(* onRequest *); //get parameters final RequestCycle requestCycle = RequestCycle.get(); WebRequest wr = (WebRequest) requestCycle.getRequest(); HttpServletRequest hsr = wr.getHttpServletRequest(); try { BufferedReader br = hsr.getReader(); Exception String jsonString = br.readLine(); if ((jsonString == null) || jsonString.isEmpty()) { log.error( no json found); } else { log.info( json is : + jsonString); } } catch (IOException ex) { log.error(ex.toString()); } // json string to retir to the jQuery onSuccess function String data = {}; log.info(returning json : + data); IRequestTarget t = new StringRequestTarget(application/json, UTF-8, data); getRequestCycle().setRequestTarget(t); //requestCycle.setRequestTarget(new StringRequestTarget(application/json, utf-8, data)); } }; add(ajaxSaveBehaviour); I have read some posts about this in different forms (eg. pushing content), but I haven't found a solution at this point. Cheers in advance Tate -- Martin Grigorov jWeekend Training, Consulting, Development http://jWeekend.com - To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org - To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org
java.lang.IllegalStateException: STREAMED - Consuming JSON fails
Hi Group, I am new to Wicket and I am attempting to read some JSON data posted from a wicket page. The following exception occurs with Wicket 1.4.18 and Jetty 6.1.x when attempting to read the servlet request - BufferedReader br = hsr.getReader(). Sep 28, 2011 8:50:48 AM org.apache.wicket.RequestCycle logRuntimeException SEVERE: STREAMED java.lang.IllegalStateException: STREAMED at org.mortbay.jetty.Request.getReader(Request.java:935) at tunechipsapp.web.pages.LoginPage$2.onRequest(LoginPage.java:64) at org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:157) at org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:92) at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1252) at org.apache.wicket.RequestCycle.step(RequestCycle.java:1331) at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1438) at org.apache.wicket.RequestCycle.request(RequestCycle.java:546) at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:486) at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:319) at com.google.inject.servlet.FilterDefinition.doFilter(FilterDefinition.java:163) at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:58) The code was source from https://cwiki.apache.org/WICKET/how-to-handle-jqueryajax-json-request-.html AbstractAjaxBehavior ajaxSaveBehaviour = new AbstractAjaxBehavior() { private static final long serialVersionUID = 1L; @SuppressWarnings(unchecked) public void onRequest() { log.info(* onRequest *); //get parameters final RequestCycle requestCycle = RequestCycle.get(); WebRequest wr = (WebRequest) requestCycle.getRequest(); HttpServletRequest hsr = wr.getHttpServletRequest(); try { BufferedReader br = hsr.getReader(); Exception String jsonString = br.readLine(); if ((jsonString == null) || jsonString.isEmpty()) { log.error( no json found); } else { log.info( json is : + jsonString); } } catch (IOException ex) { log.error(ex.toString()); } // json string to retir to the jQuery onSuccess function String data = {}; log.info(returning json : + data); IRequestTarget t = new StringRequestTarget(application/json, UTF-8, data); getRequestCycle().setRequestTarget(t); //requestCycle.setRequestTarget(new StringRequestTarget(application/json, utf-8, data)); } }; add(ajaxSaveBehaviour); I have read some posts about this in different forms (eg. pushing content), but I haven't found a solution at this point. Cheers in advance Tate
Re: java.lang.IllegalStateException: STREAMED - Consuming JSON fails
This exception says Don't use the reader but use the input stream because something (maybe header) has been already read from the stream. On Wed, Sep 28, 2011 at 10:59 AM, Tate Jones t...@bluedog.com.au wrote: Hi Group, I am new to Wicket and I am attempting to read some JSON data posted from a wicket page. The following exception occurs with Wicket 1.4.18 and Jetty 6.1.x when attempting to read the servlet request - BufferedReader br = hsr.getReader(). Sep 28, 2011 8:50:48 AM org.apache.wicket.RequestCycle logRuntimeException SEVERE: STREAMED java.lang.IllegalStateException: STREAMED at org.mortbay.jetty.Request.getReader(Request.java:935) at tunechipsapp.web.pages.LoginPage$2.onRequest(LoginPage.java:64) at org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:157) at org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:92) at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1252) at org.apache.wicket.RequestCycle.step(RequestCycle.java:1331) at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1438) at org.apache.wicket.RequestCycle.request(RequestCycle.java:546) at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:486) at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:319) at com.google.inject.servlet.FilterDefinition.doFilter(FilterDefinition.java:163) at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:58) The code was source from https://cwiki.apache.org/WICKET/how-to-handle-jqueryajax-json-request-.html AbstractAjaxBehavior ajaxSaveBehaviour = new AbstractAjaxBehavior() { private static final long serialVersionUID = 1L; @SuppressWarnings(unchecked) public void onRequest() { log.info(* onRequest *); //get parameters final RequestCycle requestCycle = RequestCycle.get(); WebRequest wr = (WebRequest) requestCycle.getRequest(); HttpServletRequest hsr = wr.getHttpServletRequest(); try { BufferedReader br = hsr.getReader(); Exception String jsonString = br.readLine(); if ((jsonString == null) || jsonString.isEmpty()) { log.error( no json found); } else { log.info( json is : + jsonString); } } catch (IOException ex) { log.error(ex.toString()); } // json string to retir to the jQuery onSuccess function String data = {}; log.info(returning json : + data); IRequestTarget t = new StringRequestTarget(application/json, UTF-8, data); getRequestCycle().setRequestTarget(t); //requestCycle.setRequestTarget(new StringRequestTarget(application/json, utf-8, data)); } }; add(ajaxSaveBehaviour); I have read some posts about this in different forms (eg. pushing content), but I haven't found a solution at this point. Cheers in advance Tate -- Martin Grigorov jWeekend Training, Consulting, Development http://jWeekend.com - To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org