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);
}
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;
}
