@Test
@SuppressWarnings("unchecked")
public void test1() throws Exception {
String rule = "package org.test;\n";
rule += "import org.jbpm.integrationtests.test.Person\n";
rule += "global java.util.List list\n";
rule += "rule \"Rule 1\"\n";
rule += " ruleflow-group \"hello\"\n";
rule += "when\n";
rule += " $p : Person( ) \n";
rule += "then\n";
rule += " list.add( $p );\n";
rule += "end";
String process =
"<?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=\"ruleflow\" id=\"org.test.ruleflow\" package-name=\"org.test\" >\n"
+ " <header>\n"
+ " </header>\n"
+ " <nodes>\n"
+ " <start id=\"1\" name=\"Start\" />\n"
+ " <ruleSet id=\"2\" name=\"Hello\" ruleFlowGroup=\"hello\" />\n"
+ " <end id=\"3\" name=\"End\" />\n"
+ " </nodes>\n"
+ " <connections>\n"
+ " <connection from=\"1\" to=\"2\"/>\n"
+ " <connection from=\"2\" to=\"3\"/>\n"
+ " </connections>\n"
+ "</process>";
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(ResourceFactory.newReaderResource(new StringReader(rule)), ResourceType.DRL);
kbuilder.add(ResourceFactory.newReaderResource(new StringReader(process)), ResourceType.DRF);
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
List<Object> list = new ArrayList<Object>();
ksession.setGlobal("list", list);
Person p = new Person("bobba fet", 32);
ksession.insert(p);
ksession.startProcess("org.test.ruleflow");
assertEquals(1, ksession.getProcessInstances().size());
ksession = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);
assertEquals(1, ksession.getProcessInstances().size());
ksession.fireAllRules();
assertEquals(1, ((List<Object>) ksession.getGlobal("list")).size());
assertEquals(p, ((List<Object>) ksession.getGlobal("list")).get(0));
assertEquals(0, ksession.getProcessInstances().size());
}
@Test
public void noProcessInstancesLeftWithPreTxKSessionAndRollback() throws Exception {
long[] notProcess = new long[4];
StatefulKnowledgeSession ksession = reloadKnowledgeSession();
UserTransaction ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
notProcess[0] =
ksession.createProcessInstance("org.jbpm.processinstance.helloworld", null).getId();
notProcess[1] =
ksession.createProcessInstance("org.jbpm.processinstance.helloworld", null).getId();
ut.rollback();
// Validate that proc inst mgr cache is also flushed on rollback
assertEquals(0, ksession.getProcessInstances().size());
ksession = reloadKnowledgeSession(ksession);
assertEquals(0, ksession.getProcessInstances().size());
ksession.dispose();
assertProcessInstancesNotExist(notProcess);
}
@Test
public void create2ProcessInstancesInsideTransaction() throws Exception {
long[] processId = new long[2];
UserTransaction ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
ut.begin();
StatefulKnowledgeSession ksession = reloadKnowledgeSession();
processId[0] =
ksession.createProcessInstance("org.jbpm.processinstance.helloworld", null).getId();
processId[1] =
ksession.createProcessInstance("org.jbpm.processinstance.helloworld", null).getId();
assertEquals(2, ksession.getProcessInstances().size());
// process instance manager cache flushed on tx
ut.commit();
assertEquals(0, ksession.getProcessInstances().size());
ksession = reloadKnowledgeSession(ksession);
assertEquals(0, ksession.getProcessInstances().size());
ksession.dispose();
assertProcessInstancesExist(processId);
}
@Test
public void getEmptyProcessInstances() throws Exception {
StatefulKnowledgeSession ksession = reloadKnowledgeSession();
assertEquals(0, ksession.getProcessInstances().size());
ksession.dispose();
}