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Re: jbpm5:Failed to set process variables
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created by <a href="http://community.jboss.org/people/tomcheng76">Tommy Cheng</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/620497#620497">View the full discussion</a>
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<div class="jive-rendered-content"><p>Same here.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>After tracing the code, i found that the kruntime changed to null suddenly...</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>kruntime is set previously. but it changed to null when calling getProcess()</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>To test it: </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Add the following to org.jboss.bpm.console.server.ProcessMgmtFacade.java in jbpm-gwt-console-server</p><p>  @POST</p><p>  @Consumes("multipart/form-data")</p><p>  @Path("instance/{id}/data")</p><p>  public Response setInstanceData(</p><p>                      @Context</p><p>                      HttpServletRequest request,</p><p>                      @PathParam("id")</p><p>                      String instanceId</p><p>  )</p><p>  {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            try {</p><p>                ServletFileUpload upload = new ServletFileUpload();</p><p>                FileItemIterator fileIterator = upload.getItemIterator(request);</p><p>                while (fileIterator.hasNext()) {</p><p>                    FileItemStream item = fileIterator.next();</p><p>                    log.info("Setting Process instance data: Content-Type: " + item.getContentType() + " Name: " + item.getFieldName());</p><p>                    Map<String, Object> data = new HashMap<String, Object>();</p><p>                    </p><p>                    if (item.getContentType() == null){</p><p>                        String s = IOUtils.toString(item.openStream());</p><p>                        data.put(item.getFieldName(), s);</p><p>                    } else {</p><p>                              File f = File.createTempFile("file-", "");</p><p>                        IOUtils.copy(item.openStream(), new FileOutputStream(f));</p><p>                        data.put(item.getFieldName(), f.getCanonicalPath());</p><p>                    }</p><p>                    getProcessManagement().setInstanceData(instanceId, data);</p><p>                }</p><p>            } catch (Exception e) {</p><p>          log.info("cannot set instance data", e);</p><p>            }</p><p>      ProcessInstanceRef instance = getProcessManagement().getProcessInstance(instanceId);</p><p>      return createJsonResponse(instance);</p><p>  }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><br/>then post something to gwt-console-server/rs/process/instance/{yourinstanceid}/data</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>NullPointerException @ setInstanceData</p></div>
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