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Re: Process Parameters through REST API?
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created by <a href="https://community.jboss.org/people/thomas.setiabudi">Thomas Setiabudi</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/752796#752796">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi Franck,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I tried the <a class="jive-link-external-small" href="http://localhost:8080/gwt-console-server/rs/form/process/process_id/complete">http://localhost:8080/gwt-console-server/rs/form/process/process_id/complete</a> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>here is my code </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><div class="mcePaste" id="_mcePaste" style="position: absolute; top: 0px; left: 0px;"></div><p>public String instantiateDemoEvaluation(String address, String username,<br/>   String reason, String processName) {<br/>  String responseString = "";<br/>  List<NameValuePair> formparams = new ArrayList<NameValuePair>();<br/>  formparams.add(new BasicNameValuePair("employee", "thomas"));<br/>  formparams.add(new BasicNameValuePair("reason", "test"));</p><p><span>  HttpPost httpPost = new HttpPost("</span><a class="jive-link-external-small" href="http://" target="_blank">http://</a><span>" + "localhost:8888"</span><br/>    + "/gwt-console-server/rs/form/process/" + "com.sample.evaluation"<br/>    + "/complete");<br/>  InputStreamReader inputStreamReader = null;<br/>  BufferedReader bufferedReader = null;</p><p>  try {<br/>   UrlEncodedFormEntity entity = new UrlEncodedFormEntity(formparams,<br/>     "UTF-8");// UrlEncodedFormEntity(formparams,<br/>        // "multipart/form-data"); <br/>   <br/>   httpPost.setEntity(entity);<br/>   HttpResponse response = httpClient.execute(httpPost);<br/>   InputStream inputStream = response.getEntity().getContent();<br/>   inputStreamReader = new InputStreamReader(inputStream);<br/>   bufferedReader = new BufferedReader(inputStreamReader);<br/>   StringBuilder stringBuilder = new StringBuilder();<br/>   String line = bufferedReader.readLine();<br/>   while (line != null) {<br/>    stringBuilder.append(line);<br/>    line = bufferedReader.readLine();<br/>   }<br/>   responseString = stringBuilder.toString();<br/>  } catch (Exception e) {<br/>   throw new RuntimeException(e);<br/>  } finally {<br/>   if (inputStreamReader != null) {<br/>    try {<br/>     inputStreamReader.close();<br/>    } catch (Exception e) {<br/>     throw new RuntimeException(e);<br/>    }<br/>   }<br/>   if (bufferedReader != null) {<br/>    try {<br/>     bufferedReader.close();<br/>    } catch (Exception e) {<br/>     throw new RuntimeException(e);<br/>    }<br/>   }<br/>  }</p><p>  return responseString;<br/> }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>and I got this error</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><html><head><title>JBoss Web/7.0.1.Final - Error report</title><style><!--H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}HR {color : #525D76;}--></style> </head><body><h1>HTTP Status 500 - </h1><HR size="1" noshade="noshade"><p><b>type</b> Exception report</p><p><b>message</b> <u></u></p><p><b>description</b> <u>The server encountered an internal error () that prevented it from fulfilling this request.</u></p><p><b>exception</b> <pre>org.jboss.resteasy.spi.UnhandledException: java.lang.RuntimeException: Timeout : unable to retrieve Task org.jboss.resteasy.core.SynchronousDispatcher.unwrapException(SynchronousDispatcher.java:345) org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:321) org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:214) org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:190) org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:534) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:496) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119) org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) javax.servlet.http.HttpServlet.service(HttpServlet.java:847) org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)</pre></p><p><b>root cause</b> <pre>java.lang.RuntimeException: Timeout : unable to retrieve Task org.jbpm.task.service.responsehandlers.BlockingGetTaskResponseHandler.getTask(BlockingGetTaskResponseHandler.java:41) org.jbpm.task.service.SyncTaskServiceWrapper.getTask(SyncTaskServiceWrapper.java:369) org.jbpm.integration.console.forms.TaskFormDispatcher.provideForm(TaskFormDispatcher.java:64) org.jbpm.integration.console.forms.FormDispatcherComposite.provideForm(FormDispatcherComposite.java:50) org.jboss.bpm.console.server.FormProcessingFacade.provideForm(FormProcessingFacade.java:205) org.jboss.bpm.console.server.FormProcessingFacade.renderTaskUI(FormProcessingFacade.java:127) sun.reflect.GeneratedMethodAccessor101.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:140) org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:255) org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:220) org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:209) org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:519) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:496) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119) org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) javax.servlet.http.HttpServlet.service(HttpServlet.java:847) org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)</pre></p><p><b>note</b> <u>The full stack trace of the root cause is available in the JBoss Web/7.0.1.Final logs.</u></p><HR size="1" noshade="noshade"><h3>JBoss Web/7.0.1.Final</h3></body></html></p></div>
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