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Re: Link between org.drools.definition.process.Process and asset in Guvnor
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created by <a href="https://community.jboss.org/people/cecchisandrone">Alessandro Dionisi</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/761044#761044">View the full discussion</a>
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<div class="jive-rendered-content"><p>I've written this function that using the REST API retrieves the process UUID. It returns the first asset (BPMN file) that has a matching process ID in the definition.</p><p>Do you think it's a right solution?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public String getProcessUUID(Process p) { </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                    try {</p><p>                              URL restUrl = new URL(url + "rest/packages/");</p><p>                              HttpURLConnection connection = (HttpURLConnection) restUrl.openConnection();</p><p>                              connection.setRequestProperty("Authorization", "Basic " + new Base64().encodeToString(((username + ":" + password).getBytes())));</p><p>                              connection.setRequestMethod("GET");</p><p>                              connection.setRequestProperty("Accept", MediaType.APPLICATION_ATOM_XML);</p><p>                              connection.connect();</p><p>                              assertEquals(200, connection.getResponseCode());</p><p>                              assertEquals(MediaType.APPLICATION_ATOM_XML, connection.getContentType());</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                              // Parse response</p><p>                              InputStream in = connection.getInputStream();</p><p>                              Document<Feed> doc = abdera.getParser().parse(in);</p><p>                              Feed feed = doc.getRoot();</p><p>                              List<Entry> entries = feed.getEntries();</p><p>                              Iterator<Entry> it = entries.iterator();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                              while (it.hasNext()) {</p><p>                                        Entry entry = it.next();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                                        // Match package</p><p>                                        if (p.getPackageName().equals(entry.getTitle())) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                                                  // Get the assets</p><p>                                                  restUrl = new URL(url + "rest/packages/" + p.getPackageName() + "/assets");</p><p>                                                  HttpURLConnection assetConnection = (HttpURLConnection) restUrl.openConnection();</p><p>                                                  assetConnection.setRequestProperty("Authorization", "Basic " + new Base64().encodeToString(((username + ":" + password).getBytes())));</p><p>                                                  assetConnection.setRequestMethod("GET");</p><p>                                                  assetConnection.setRequestProperty("Accept", MediaType.APPLICATION_ATOM_XML);</p><p>                                                  assetConnection.connect();</p><p>                                                  assertEquals(200, assetConnection.getResponseCode());</p><p>                                                  assertEquals(MediaType.APPLICATION_ATOM_XML, assetConnection.getContentType());</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                                                  // Parse response</p><p>                                                  InputStream in2 = assetConnection.getInputStream();</p><p>                                                  Document<Feed> assets = abdera.getParser().parse(in2);</p><p>                                                  Feed assetFeed = assets.getRoot();</p><p>                                                  List<Entry> assetsEntries = assetFeed.getEntries();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                                                  for (Entry atomEntry : assetsEntries) {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                                                            ExtensibleElement metadataExtension = atomEntry.getExtension(Translator.METADATA);</p><p>                                                            ExtensibleElement formatExtension = metadataExtension.getExtension(Translator.FORMAT);</p><p>                                                            ExtensibleElement uuidExtension = metadataExtension.getExtension(Translator.UUID);</p><p>                                                            String uuid = uuidExtension.getSimpleExtension(Translator.VALUE);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                                                            if (formatExtension.getSimpleExtension(Translator.VALUE).contains("bpmn")) {</p><p>                                                                      // Check if the bpmn file contains the specified process ID</p><p>                                                                      SemanticModules modules = new SemanticModules();</p><p>                                                                      modules.addSemanticModule(new BPMNSemanticModule());</p><p>                                                                      modules.addSemanticModule(new BPMNDISemanticModule());</p><p>                                                                      XmlProcessReader processReader = new XmlProcessReader(modules, getClass().getClassLoader());</p><p>                                                                      processReader.read(atomEntry.getContentStream());</p><p>                                                                      // The bpmn file matches the process ID, return the UUID of the asset</p><p>                                                                      if (processReader.getProcess().get(0).getId().equals(p.getId()))</p><p>                                                                                return uuid;</p><p>                                                            }</p><p>                                                  }</p><p>                                        }</p><p>                              }</p><p>                    } catch (Exception e) {</p><p>                              e.printStackTrace();</p><p>                    }</p><p>                    return null;</p><p>          }</p></div>
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<p style="margin: 0;">Reply to this message by <a href="https://community.jboss.org/message/761044#761044">going to Community</a></p>
<p style="margin: 0;">Start a new discussion in jBPM at <a href="https://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
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