예제 #1
0
  public DroolsSession(File saved, String processXML, int initialProcessInstanceId)
      throws IOException {
    this.saved = saved;

    KnowledgeBuilder kbuilder =
        KnowledgeBuilderFactory.newKnowledgeBuilder(new PackageBuilderConfiguration());
    kbuilder.add(new ReaderResource(new StringReader(processXML)), ResourceType.DRF);
    KnowledgeBuilderErrors errors = kbuilder.getErrors();
    StringBuilder sb = new StringBuilder();
    if (errors.size() > 0) {

      for (KnowledgeBuilderError error : errors) {
        sb.append(error.getMessage()).append("\n");
      }

      throw new IllegalArgumentException("Could not parse knowledge:\n" + sb);
    }

    Collection<KnowledgePackage> knowledgePackages = kbuilder.getKnowledgePackages();

    Process process = knowledgePackages.iterator().next().getProcesses().iterator().next();

    processId = process.getId();

    kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(knowledgePackages);

    marshaller = MarshallerFactory.newMarshaller(kbase);

    SessionConfiguration conf = new SessionConfiguration();
    Properties p = new Properties();
    p.setProperty(
        "drools.processInstanceManagerFactory",
        HudsonProcessInstanceManagerFactory.class.getName());
    conf.addProperties(p);
    Environment env = EnvironmentFactory.newEnvironment();
    if (!saved.exists() || saved.length() == 0) {
      session = kbase.newStatefulKnowledgeSession(conf, env);
    } else {
      InputStream is = null;
      try {
        is = new FileInputStream(saved);
        session = marshaller.unmarshall(is, conf, env);
      } catch (ClassNotFoundException e) {
        throw new IOException2("Class not found while unmarshalling " + saved.getAbsolutePath(), e);
      } catch (IOException e) {
        throw new IOException2("Error while unmarshalling " + saved.getAbsolutePath(), e);
      } finally {
        is.close();
      }
    }

    ((HudsonProcessInstanceManager)
            ((InternalWorkingMemoryEntryPoint) session)
                .getInternalWorkingMemory()
                .getProcessInstanceManager())
        .setProcessCounter(initialProcessInstanceId);
  }
예제 #2
0
 public static ProcessDefinitionRef processDefinition(Process process) {
   long version = 0;
   try {
     version = new Long(process.getVersion());
   } catch (NumberFormatException e) {
     // Do nothing, keep version 0
   }
   ProcessDefinitionRef result =
       new ProcessDefinitionRef(process.getId(), process.getName(), version);
   result.setPackageName(process.getPackageName());
   result.setDeploymentId("N/A");
   return result;
 }