@Test
public void testAction() {
MockClass mock = new MockClass();
List<Integer> list = new ArrayList<Integer>();
Action action = PipelineFactory.newMvelAction("this.setValues( [0, 1, 2, 3, 4] ) ");
assertNull(mock.getValues());
action.receive(mock, new BasePipelineContext(Thread.currentThread().getContextClassLoader()));
System.out.println(mock.getValues().get(0));
assertEquals(5, mock.getValues().size());
assertEquals(0, mock.getValues().get(0).intValue());
assertEquals(4, mock.getValues().get(4).intValue());
}
@Test
public void testSplitter() {
MockClass mock = new MockClass();
List<Integer> list = new ArrayList<Integer>();
Action action = PipelineFactory.newMvelAction("this.setValues( [0, 1, 2, 3, 4] ) ");
Expression expr = PipelineFactory.newMvelExpression("this.values");
action.setReceiver(expr);
Splitter splitter = PipelineFactory.newIterateSplitter();
expr.setReceiver(splitter);
ListAdapter listAdapter = new ListAdapterImpl(list, true);
splitter.setReceiver(listAdapter);
assertNull(mock.getValues());
action.receive(mock, new BasePipelineContext(Thread.currentThread().getContextClassLoader()));
System.out.println(list.get(0));
assertEquals(5, list.size());
assertEquals(0, list.get(0).intValue());
assertEquals(4, list.get(4).intValue());
}
@Test
public void testGlobal() throws Exception {
Options xjcOpts = new Options();
xjcOpts.setSchemaLanguage(Language.XMLSCHEMA);
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
JaxbConfiguration jaxbConf = KnowledgeBuilderFactory.newJaxbConfiguration(xjcOpts, "xsd");
kbuilder.add(
ResourceFactory.newClassPathResource("order.xsd", getClass()), ResourceType.XSD, jaxbConf);
assertFalse(kbuilder.hasErrors());
kbuilder.add(
ResourceFactory.newClassPathResource("test_Jaxb.drl", getClass()), ResourceType.DRL);
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
assertFalse(kbuilder.hasErrors());
assertFalse(kbuilder.hasErrors());
StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
KnowledgeRuntimeCommand setGlobalStage =
PipelineFactory.newStatefulKnowledgeSessionSetGlobal("order");
JAXBContext jaxbCtx =
KnowledgeBuilderHelper.newJAXBContext(
jaxbConf.getClasses().toArray(new String[jaxbConf.getClasses().size()]), kbase);
Unmarshaller unmarshaller = jaxbCtx.createUnmarshaller();
Transformer transformer = PipelineFactory.newJaxbFromXmlTransformer(unmarshaller);
transformer.setReceiver(setGlobalStage);
Pipeline pipeline = PipelineFactory.newStatefulKnowledgeSessionPipeline(ksession);
pipeline.setReceiver(transformer);
String xml =
StringUtils.readFileAsString(
new InputStreamReader(getClass().getResourceAsStream("order.xml")));
ResultHandlerImpl resultHandler = new ResultHandlerImpl();
pipeline.insert(xml, resultHandler);
// now round trip that global
Action executeResult = PipelineFactory.newExecuteResultHandler();
Action assignAsResult = PipelineFactory.newAssignObjectAsResult();
assignAsResult.setReceiver(executeResult);
// transformer = PipelineFactory.newXStreamToXmlTransformer( xstream );
Marshaller marshaller = jaxbCtx.createMarshaller();
transformer = PipelineFactory.newJaxbToXmlTransformer(marshaller);
transformer.setReceiver(assignAsResult);
KnowledgeRuntimeCommand getGlobalStage = PipelineFactory.newStatefulKnowledgeSessionGetGlobal();
getGlobalStage.setReceiver(transformer);
pipeline = PipelineFactory.newStatefulKnowledgeSessionPipeline(ksession);
pipeline.setReceiver(getGlobalStage);
resultHandler = new ResultHandlerImpl();
pipeline.insert("order", resultHandler);
assertEqualsIgnoreWhitespace(xml, (String) resultHandler.getObject());
}
