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
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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
