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<a href="http://community.jboss.org/index.jspa" style="text-decoration: none; color: #E1E1E1">JBoss Community</a></h1>
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Visualize workflow and it's current state
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reply from <a href="http://community.jboss.org/people/jdevelop">Eugene Dzhurinsky</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/558152#558152">View the full discussion</a>
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<div class="jive-rendered-content"><p>Well, in the meantime I tried to implement generation of an image after workflow is deployed.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I tried to get image with the following code:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        NewDeployment deployment = repositoryService.createDeployment();<br/>        String name = workflow.getName().replaceAll(" ", "_");<br/>        String key = deployment.addResourceFromString(<br/>                name + "_" + workflow.getVersion() + ".jpdl.xml",<br/>                workflowSerializer.serialize(workflow)).deploy();<br/>        ProcessDefinitionQuery pdq = repositoryService<br/>                .createProcessDefinitionQuery();<br/>        List<ProcessDefinition> processDefinitions = pdq.processDefinitionKey(<br/>                key).list();<br/>        for (ProcessDefinition pd : processDefinitions) {<br/>            String imageName = pd.getImageResourceName();<br/>            File f = new File("/home/bofh/" + imageName);<br/>            try {<br/>                FileOutputStream fos = new FileOutputStream(f);<br/>                System.out.println("Created file " + f.getAbsolutePath());<br/>                InputStream imageInputStream = repositoryService<br/>                        .getResourceAsStream(pd.getDeploymentId(), imageName);<br/>                byte[] buffer = new byte[10240];<br/>                int read = 0;<br/>                while ((read = imageInputStream.read(buffer)) > 0) {<br/>                    fos.write(buffer, 0, read);<br/>                }<br/>                fos.flush();<br/>                fos.close();<br/>                imageInputStream.close();<br/>            } catch (Exception e) {<br/>                e.printStackTrace();<br/>            }<br/>        }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>However the name of image at line</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>String imageName = pd.getImageResourceName();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>is always null, which causes NPE on getting the actual image stream</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Am I missing something?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thank you in advance!</p></div>
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<p style="margin: 0;">Reply to this message by <a href="http://community.jboss.org/message/558152#558152">going to Community</a></p>
<p style="margin: 0;">Start a new discussion in jBPM at <a href="http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
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