Java Code Examples for org.kie.internal.builder.KnowledgeBuilder#newKieBase()

The following examples show how to use org.kie.internal.builder.KnowledgeBuilder#newKieBase() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: JavaHandlerWorkitemHandlerTest.java From jbpm-work-items with Apache License 2.0

5 votes

private static KieBase readKnowledgeBase() throws Exception {
    ProcessBuilderFactory.setProcessBuilderFactoryService(new ProcessBuilderFactoryServiceImpl());
    ProcessRuntimeFactory.setProcessRuntimeFactoryService(new ProcessRuntimeFactoryServiceImpl());
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newClassPathResource("JavaHandler.bpmn"),
                 ResourceType.BPMN2);
    return kbuilder.newKieBase();
}

Example 2

Source File: RulesDeployer.java From flowable-engine with Apache License 2.0

5 votes

@Override
public void deploy(DeploymentEntity deployment, Map<String, Object> deploymentSettings) {
    LOGGER.debug("Processing deployment {}", deployment.getName());

    KnowledgeBuilder knowledgeBuilder = null;

    DeploymentManager deploymentManager = Context
            .getProcessEngineConfiguration()
            .getDeploymentManager();

    Map<String, ResourceEntity> resources = deployment.getResources();
    for (String resourceName : resources.keySet()) {
        LOGGER.info("Processing resource {}", resourceName);
        if (resourceName.endsWith(".drl")) { // is only parsing .drls sufficient? what about other rule dsl's? (@see ResourceType)
            if (knowledgeBuilder == null) {
                knowledgeBuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
            }
            ResourceEntity resourceEntity = resources.get(resourceName);
            byte[] resourceBytes = resourceEntity.getBytes();
            Resource droolsResource = ResourceFactory.newByteArrayResource(resourceBytes);
            knowledgeBuilder.add(droolsResource, ResourceType.DRL);
        }
    }

    if (knowledgeBuilder != null) {
        KieBase knowledgeBase = knowledgeBuilder.newKieBase();
        deploymentManager.getKnowledgeBaseCache().add(deployment.getId(), knowledgeBase);
    }
}

Example 3

Source File: JavaInvokerTest.java From jbpm-work-items with Apache License 2.0

5 votes

private static KieBase readKnowledgeBase() throws Exception {
    ProcessBuilderFactory.setProcessBuilderFactoryService(new ProcessBuilderFactoryServiceImpl());
    ProcessRuntimeFactory.setProcessRuntimeFactoryService(new ProcessRuntimeFactoryServiceImpl());
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newClassPathResource("JavaInvoker.bpmn"),
                 ResourceType.BPMN2);
    kbuilder.add(ResourceFactory.newClassPathResource("JavaInvokerListResult.bpmn"),
                 ResourceType.BPMN2);
    return kbuilder.newKieBase();
}

Example 4

Source File: SerializedPackageMergeTest.java From kogito-runtimes with Apache License 2.0

5 votes

@Test
public void testBuildAndSerializePackagesWithGetterInLHS() throws Exception {
    // DROOLS-2495
    String drl =   "package com.sample\n" +
                    "import org.drools.compiler.Person\n" +
                    "import org.drools.compiler.Cheese\n" +
                    "rule R1\n" +
                    "when\n" +
                    "  $p : Person()\n" +
                    "  $c : Cheese(type == $p.getName())\n" +
                    "then\n" +
                    "end\n";

    KnowledgeBuilder builder1 = KnowledgeBuilderFactory.newKnowledgeBuilder();
    builder1.add(ResourceFactory.newByteArrayResource(drl.getBytes()), ResourceType.DRL);
    Collection<KiePackage> knowledgePackages = builder1.getKnowledgePackages();

    byte[] pkgBin = null;
    try (ByteArrayOutputStream byteOutStream = new ByteArrayOutputStream();
            DroolsObjectOutputStream out = new DroolsObjectOutputStream(byteOutStream);) {
        out.writeObject(knowledgePackages);
        out.flush();
        pkgBin = byteOutStream.toByteArray();
    }

    KnowledgeBuilder builder2 = KnowledgeBuilderFactory.newKnowledgeBuilder();
    builder2.add(ResourceFactory.newByteArrayResource(pkgBin), ResourceType.PKG);
    KieBase kbase = builder2.newKieBase();

    KieSession ksession = kbase.newKieSession();
    try {
        ksession.insert(new org.drools.compiler.Person("aaa"));
        ksession.insert(new org.drools.compiler.Cheese("aaa"));
        ksession.fireAllRules();
    } finally {
        ksession.dispose();
    }
}

Example 5

Source File: ProcessActionTest.java From kogito-runtimes with Apache License 2.0

4 votes

@Test
public void testActionVariableMVEL() {
	KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
       Reader source = new StringReader(
           "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
           "<process xmlns=\"http://drools.org/drools-5.0/process\"\n" +
           "         xmlns:xs=\"http://www.w3.org/2001/XMLSchema-instance\"\n" +
           "         xs:schemaLocation=\"http://drools.org/drools-5.0/process drools-processes-5.0.xsd\"\n" +
           "         type=\"RuleFlow\" name=\"flow\" id=\"org.drools.actions\" package-name=\"org.drools\" version=\"1\" >\n" +
           "\n" +
           "  <header>\n" +
		"    <imports>\n" +
		"      <import name=\"org.jbpm.integrationtests.TestVariable\" />\n" +
		"    </imports>\n" +
		"    <globals>\n" +
		"      <global identifier=\"list\" type=\"java.util.List\" />\n" +
		"    </globals>\n" +
   		"    <variables>\n" +
   		"      <variable name=\"person\" >\n" +
   		"        <type name=\"org.jbpm.process.core.datatype.impl.type.ObjectDataType\" className=\"org.jbpm.integrationtests.TestVariable\" />\n" +
   		"      </variable>\n" +
   		"    </variables>\n" +
           "  </header>\n" +
           "\n" +
           "  <nodes>\n" +
           "    <start id=\"1\" name=\"Start\" />\n" +
		"    <actionNode id=\"2\" name=\"MyActionNode\" >\n" +
		"      <action type=\"expression\" dialect=\"mvel\" >System.out.println(\"Triggered\");\n" +
		"list.add(person.name);\n" +
		"</action>\n" +
		"    </actionNode>\n" + 
           "    <end id=\"3\" name=\"End\" />\n" +
           "  </nodes>\n" +
           "\n" +
           "  <connections>\n" +
           "    <connection from=\"1\" to=\"2\" />\n" +
           "    <connection from=\"2\" to=\"3\" />\n" +
           "  </connections>\n" +
           "\n" +
           "</process>");
       kbuilder.add(new ReaderResource(source), ResourceType.DRF);
       KieBase kbase = kbuilder.newKieBase();
       KieSession ksession = kbase.newKieSession();
       List<String> list = new ArrayList<String>();
       ksession.setGlobal("list", list);
       TestVariable person = new TestVariable("John Doe");
       Map<String, Object> params = new HashMap<String, Object>();
       params.put("person", person);
       ProcessInstance processInstance =
           ksession.startProcess("org.drools.actions", params);
       assertEquals(1, list.size());
       assertEquals("John Doe", list.get(0));
       assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
   }

Example 6

Source File: ProcessActionTest.java From kogito-runtimes with Apache License 2.0

4 votes

@Test
public void testActionVariableJava() {
	KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
       Reader source = new StringReader(
           "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
           "<process xmlns=\"http://drools.org/drools-5.0/process\"\n" +
           "         xmlns:xs=\"http://www.w3.org/2001/XMLSchema-instance\"\n" +
           "         xs:schemaLocation=\"http://drools.org/drools-5.0/process drools-processes-5.0.xsd\"\n" +
           "         type=\"RuleFlow\" name=\"flow\" id=\"org.drools.actions\" package-name=\"org.drools\" version=\"1\" >\n" +
           "\n" +
           "  <header>\n" +
		"    <imports>\n" +
		"      <import name=\"org.jbpm.integrationtests.TestVariable\" />\n" +
		"    </imports>\n" +
		"    <globals>\n" +
		"      <global identifier=\"list\" type=\"java.util.List\" />\n" +
		"    </globals>\n" +
   		"    <variables>\n" +
   		"      <variable name=\"person\" >\n" +
   		"        <type name=\"org.jbpm.process.core.datatype.impl.type.ObjectDataType\" className=\"org.jbpm.integrationtests.TestVariable\" />\n" +
   		"      </variable>\n" +
   		"    </variables>\n" +
           "  </header>\n" +
           "\n" +
           "  <nodes>\n" +
           "    <start id=\"1\" name=\"Start\" />\n" +
		"    <actionNode id=\"2\" name=\"MyActionNode\" >\n" +
		"      <action type=\"expression\" dialect=\"java\" >System.out.println(\"Triggered\");\n" +
		"list.add(person.getName());\n" +
		"</action>\n" +
		"    </actionNode>\n" + 
           "    <end id=\"3\" name=\"End\" />\n" +
           "  </nodes>\n" +
           "\n" +
           "  <connections>\n" +
           "    <connection from=\"1\" to=\"2\" />\n" +
           "    <connection from=\"2\" to=\"3\" />\n" +
           "  </connections>\n" +
           "\n" +
           "</process>");
       kbuilder.add(new ReaderResource(source), ResourceType.DRF);
       KieBase kbase = kbuilder.newKieBase();
       KieSession ksession = kbase.newKieSession();
       List<String> list = new ArrayList<String>();
       ksession.setGlobal("list", list);
       TestVariable person = new TestVariable("John Doe");
       Map<String, Object> params = new HashMap<String, Object>();
       params.put("person", person);
       ProcessInstance processInstance =
           ksession.startProcess("org.drools.actions", params);
       assertEquals(1, list.size());
       assertEquals("John Doe", list.get(0));
       assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
   }

Example 7

Source File: ProcessActionTest.java From kogito-runtimes with Apache License 2.0

4 votes

@Test
public void testActionContextMVEL() {
	KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
       Reader source = new StringReader(
           "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
           "<process xmlns=\"http://drools.org/drools-5.0/process\"\n" +
           "         xmlns:xs=\"http://www.w3.org/2001/XMLSchema-instance\"\n" +
           "         xs:schemaLocation=\"http://drools.org/drools-5.0/process drools-processes-5.0.xsd\"\n" +
           "         type=\"RuleFlow\" name=\"flow\" id=\"org.drools.actions\" package-name=\"org.drools\" version=\"1\" >\n" +
           "\n" +
           "  <header>\n" +
		"    <imports>\n" +
		"      <import name=\"org.jbpm.integrationtests.test.Message\" />\n" +
		"    </imports>\n" +
		"    <globals>\n" +
		"      <global identifier=\"list\" type=\"java.util.List\" />\n" +
		"    </globals>\n" +
   		"    <variables>\n" +
   		"      <variable name=\"variable\" >\n" +
   		"        <type name=\"org.jbpm.process.core.datatype.impl.type.StringDataType\" />\n" +
   		"        <value>SomeText</value>\n" +
   		"      </variable>\n" +
   		"    </variables>\n" +
           "  </header>\n" +
           "\n" +
           "  <nodes>\n" +
           "    <start id=\"1\" name=\"Start\" />\n" +
		"    <actionNode id=\"2\" name=\"MyActionNode\" >\n" +
		"      <action type=\"expression\" dialect=\"mvel\" >System.out.println(\"Triggered\");\n" +
		"System.out.println(kcontext.getKnowledgeRuntime());\n" +
		"String myVariable = (String) kcontext.getVariable(\"variable\");\n" +
		"list.add(myVariable);\n" +
		"String nodeName = kcontext.getNodeInstance().getNodeName();\n" +
		"list.add(nodeName);\n" +
		"insert( new Message() );\n" +
		"</action>\n" +
		"    </actionNode>\n" + 
           "    <end id=\"3\" name=\"End\" />\n" +
           "  </nodes>\n" +
           "\n" +
           "  <connections>\n" +
           "    <connection from=\"1\" to=\"2\" />\n" +
           "    <connection from=\"2\" to=\"3\" />\n" +
           "  </connections>\n" +
           "\n" +
           "</process>");
       kbuilder.add(new ReaderResource(source), ResourceType.DRF);
       if ( kbuilder.hasErrors() ) {
           fail( kbuilder.getErrors().toString() );
       }
       KieBase kbase = kbuilder.newKieBase();
       KieSession ksession = kbase.newKieSession();
       List<String> list = new ArrayList<String>();
       ksession.setGlobal("list", list);
       ProcessInstance processInstance =
           ksession.startProcess("org.drools.actions");
       assertEquals(2, list.size());
       assertEquals("SomeText", list.get(0));
       assertEquals("MyActionNode", list.get(1));
       Collection<FactHandle> factHandles = ksession.getFactHandles(new ObjectFilter() {
		public boolean accept(Object object) {
			return object instanceof Message;
		}
       });
       assertFalse(factHandles.isEmpty());
       assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
   }

Example 8

Source File: ProcessActionTest.java From kogito-runtimes with Apache License 2.0

4 votes

@Test
 public void testActionContextJava() {
 	KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
     Reader source = new StringReader(
         "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
         "<process xmlns=\"http://drools.org/drools-5.0/process\"\n" +
         "         xmlns:xs=\"http://www.w3.org/2001/XMLSchema-instance\"\n" +
         "         xs:schemaLocation=\"http://drools.org/drools-5.0/process drools-processes-5.0.xsd\"\n" +
         "         type=\"RuleFlow\" name=\"flow\" id=\"org.drools.actions\" package-name=\"org.drools\" version=\"1\" >\n" +
         "\n" +
         "  <header>\n" +
"    <imports>\n" +
"      <import name=\"org.jbpm.integrationtests.test.Message\" />\n" +
"    </imports>\n" +
"    <globals>\n" +
"      <global identifier=\"list\" type=\"java.util.List\" />\n" +
"    </globals>\n" +
 		"    <variables>\n" +
 		"      <variable name=\"variable\" >\n" +
 		"        <type name=\"org.jbpm.process.core.datatype.impl.type.StringDataType\" />\n" +
 		"        <value>SomeText</value>\n" +
 		"      </variable>\n" +
 		"    </variables>\n" +
         "  </header>\n" +
         "\n" +
         "  <nodes>\n" +
         "    <start id=\"1\" name=\"Start\" />\n" +
"    <actionNode id=\"2\" name=\"MyActionNode\" >\n" +
"      <action type=\"expression\" dialect=\"java\" >System.out.println(\"Triggered\");\n" +
"String myVariable = (String) kcontext.getVariable(\"variable\");\n" +
"list.add(myVariable);\n" +
"String nodeName = kcontext.getNodeInstance().getNodeName();\n" +
"list.add(nodeName);\n" +
"insert( new Message() );\n" +
"</action>\n" +
"    </actionNode>\n" + 
         "    <end id=\"3\" name=\"End\" />\n" +
         "  </nodes>\n" +
         "\n" +
         "  <connections>\n" +
         "    <connection from=\"1\" to=\"2\" />\n" +
         "    <connection from=\"2\" to=\"3\" />\n" +
         "  </connections>\n" +
         "\n" +
         "</process>");
     kbuilder.add(new ReaderResource(source), ResourceType.DRF);
     KieBase kbase = kbuilder.newKieBase();
     KieSession ksession = kbase.newKieSession();
     List<String> list = new ArrayList<String>();
     ksession.setGlobal("list", list);
     ProcessInstance processInstance =
         ksession.startProcess("org.drools.actions");
     assertEquals(2, list.size());
     assertEquals("SomeText", list.get(0));
     assertEquals("MyActionNode", list.get(1));
     Collection<FactHandle> factHandles = ksession.getFactHandles(new ObjectFilter() {
public boolean accept(Object object) {
	return object instanceof Message;
}
     });
     assertFalse(factHandles.isEmpty());
     assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
 }

Example 9

Source File: ProcessActionTest.java From kogito-runtimes with Apache License 2.0

4 votes

@Test
 public void testOnEntryExit() {
     KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
     Reader source = new StringReader(
         "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
         "<process xmlns=\"http://drools.org/drools-5.0/process\"\n" +
         "         xmlns:xs=\"http://www.w3.org/2001/XMLSchema-instance\"\n" +
         "         xs:schemaLocation=\"http://drools.org/drools-5.0/process drools-processes-5.0.xsd\"\n" +
         "         type=\"RuleFlow\" name=\"flow\" id=\"org.drools.actions\" package-name=\"org.drools\" version=\"1\" >\n" +
         "\n" +
         "  <header>\n" +
"    <globals>\n" +
"      <global identifier=\"list\" type=\"java.util.List\" />\n" +
"    </globals>\n" +
         "  </header>\n" +
         "\n" +
         "  <nodes>\n" +
         "    <start id=\"1\" name=\"Start\" />\n" +
         "    <workItem id=\"2\" name=\"HumanTask\" >\n" +
         "      <work name=\"Human Task\" >\n" +
         "        <parameter name=\"ActorId\" >\n" +
         "          <type name=\"org.jbpm.process.core.datatype.impl.type.StringDataType\" />\n" +
         "          <value>John Doe</value>\n" +
         "        </parameter>\n" +
         "        <parameter name=\"TaskName\" >\n" +
         "          <type name=\"org.jbpm.process.core.datatype.impl.type.StringDataType\" />\n" +
         "          <value>Do something</value>\n" +
         "        </parameter>\n" +
         "        <parameter name=\"Priority\" >\n" +
         "          <type name=\"org.jbpm.process.core.datatype.impl.type.StringDataType\" />\n" +
         "        </parameter>\n" +
         "        <parameter name=\"Comment\" >\n" +
         "          <type name=\"org.jbpm.process.core.datatype.impl.type.StringDataType\" />\n" +
         "        </parameter>\n" +
         "      </work>\n" +
         "      <onEntry>\n" +
         "        <action type=\"expression\" name=\"Print\" dialect=\"mvel\" >list.add(\"Executing on entry action\");</action>\n" + 
         "      </onEntry>\n" + 
         "      <onExit>\n" +
         "        <action type=\"expression\" name=\"Print\" dialect=\"java\" >list.add(\"Executing on exit action1\");</action>\n" +
         "        <action type=\"expression\" name=\"Print\" dialect=\"java\" >list.add(\"Executing on exit action2\");</action>\n" +
         "      </onExit>\n" +
         "    </workItem>\n" +
         "    <end id=\"3\" name=\"End\" />\n" +
         "  </nodes>\n" +
         "\n" +
         "  <connections>\n" +
         "    <connection from=\"1\" to=\"2\" />\n" +
         "    <connection from=\"2\" to=\"3\" />\n" +
         "  </connections>\n" +
         "\n" +
         "</process>");
     kbuilder.add(new ReaderResource(source), ResourceType.DRF);
     KieBase kbase = kbuilder.newKieBase();
     KieSession ksession = kbase.newKieSession();
     TestWorkItemHandler handler = new TestWorkItemHandler();
     ksession.getWorkItemManager().registerWorkItemHandler("Human Task", handler);
     List<String> list = new ArrayList<String>();
     ksession.setGlobal("list", list);
     ProcessInstance processInstance =
         ksession.startProcess("org.drools.actions");
     assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
     WorkItem workItem = handler.getWorkItem();
     assertNotNull(workItem);
     assertEquals(1, list.size());
     ksession.getWorkItemManager().completeWorkItem(workItem.getId(), null);
     assertEquals(3, list.size());
     assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
 }

Example 10