package org.jbpm.integrationtests;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.drools.KnowledgeBase;
import org.drools.KnowledgeBaseFactory;
import org.drools.builder.KnowledgeBuilder;
import org.drools.builder.KnowledgeBuilderFactory;
import org.drools.builder.ResourceType;
import org.drools.io.impl.ByteArrayResource;
import org.drools.io.impl.ReaderResource;
import org.drools.runtime.StatefulKnowledgeSession;
import org.jbpm.JbpmTestCase;
import org.jbpm.Person;
import org.jbpm.process.instance.ProcessInstance;
import org.jbpm.workflow.instance.WorkflowProcessInstanceUpgrader;
public class ProcessUpgradeTest extends JbpmTestCase {
public void testDefaultUpgrade() throws Exception {
String rule = "package org.test;\n";
rule += "import org.jbpm.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";
KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
builder.add( new ReaderResource( new StringReader( rule )), ResourceType.DRL );
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>";
builder.add( new ReaderResource( new StringReader( process )), ResourceType.DRF );
// RuleBaseConfiguration config = new RuleBaseConfiguration();
// config.setRuleBaseUpdateHandler(null);
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages( builder.getKnowledgePackages() );
StatefulKnowledgeSession session = kbase.newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
session.setGlobal( "list", list );
Person p = new Person( "bobba fet", 32);
session.insert( p );
ProcessInstance processInstance = ( ProcessInstance ) session.startProcess("org.test.ruleflow");
assertEquals(1, session.getProcessInstances().size());
String process2 =
"<?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.ruleflow2\" package-name=\"org.test\" >\n" +
" <header>\n" +
" <globals>\n" +
" <global identifier=\"list\" type=\"java.util.List\" />\n" +
" </globals>\n" +
" </header>\n" +
" <nodes>\n" +
" <start id=\"1\" name=\"Start\" />\n" +
" <ruleSet id=\"2\" name=\"Hello\" ruleFlowGroup=\"hello\" />\n" +
" <actionNode id=\"4\" name=\"Action\" >" +
" <action type=\"expression\" dialect=\"java\">System.out.println();\n" +
"list.add(\"Executed\");</action>\n" +
" </actionNode>\n" +
" <end id=\"3\" name=\"End\" />\n" +
" </nodes>\n" +
" <connections>\n" +
" <connection from=\"1\" to=\"2\"/>\n" +
" <connection from=\"2\" to=\"4\"/>\n" +
" <connection from=\"4\" to=\"3\"/>\n" +
" </connections>\n" +
"</process>";
builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
builder.add( new ReaderResource( new StringReader( process2 )), ResourceType.DRF );
kbase.addKnowledgePackages( builder.getKnowledgePackages() );
WorkflowProcessInstanceUpgrader.upgradeProcessInstance(
session, processInstance.getId(), "org.test.ruleflow2", new HashMap<String, Long>());
assertEquals("org.test.ruleflow2", processInstance.getProcessId());
session.fireAllRules();
assertEquals(2, list.size());
assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
}
public void testMappingUpgrade() throws Exception {
String rule = "package org.test;\n";
rule += "import org.jbpm.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";
KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
builder.add( new ReaderResource( new StringReader( rule )), ResourceType.DRL );
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>";
builder.add( new ReaderResource( new StringReader( process )), ResourceType.DRF );
// RuleBaseConfiguration config = new RuleBaseConfiguration();
// config.setRuleBaseUpdateHandler(null);
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages( builder.getKnowledgePackages() );
StatefulKnowledgeSession session = kbase.newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
session.setGlobal( "list", list );
Person p = new Person( "bobba fet", 32);
session.insert( p );
ProcessInstance processInstance = ( ProcessInstance ) session.startProcess("org.test.ruleflow");
assertEquals(1, session.getProcessInstances().size());
String process2 =
"<?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.ruleflow2\" package-name=\"org.test\" >\n" +
" <header>\n" +
" <globals>\n" +
" <global identifier=\"list\" type=\"java.util.List\" />\n" +
" </globals>\n" +
" </header>\n" +
" <nodes>\n" +
" <start id=\"1\" name=\"Start\" />\n" +
" <ruleSet id=\"102\" name=\"Hello\" ruleFlowGroup=\"hello\" />\n" +
" <actionNode id=\"4\" name=\"Action\" >" +
" <action type=\"expression\" dialect=\"java\">System.out.println();\n" +
"list.add(\"Executed\");</action>\n" +
" </actionNode>\n" +
" <end id=\"3\" name=\"End\" />\n" +
" </nodes>\n" +
" <connections>\n" +
" <connection from=\"1\" to=\"102\"/>\n" +
" <connection from=\"102\" to=\"4\"/>\n" +
" <connection from=\"4\" to=\"3\"/>\n" +
" </connections>\n" +
"</process>";
builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
builder.add( new ReaderResource( new StringReader( process2 )), ResourceType.DRF );
kbase.addKnowledgePackages( builder.getKnowledgePackages() );
Map<String, Long> mapping = new HashMap<String, Long>();
mapping.put("2", 102L);
WorkflowProcessInstanceUpgrader.upgradeProcessInstance(
session, processInstance.getId(), "org.test.ruleflow2", mapping);
assertEquals("org.test.ruleflow2", processInstance.getProcessId());
session.fireAllRules();
assertEquals(2, list.size());
assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
}
public void testCompositeMappingUpgrade() throws Exception {
String rule = "package org.test;\n";
rule += "import org.jbpm.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";
KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
builder.add(new ByteArrayResource(rule.getBytes()), ResourceType.DRL);
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" +
" <composite id=\"2\" name=\"Composite\" >\n" +
" <nodes>\n" +
" <ruleSet id=\"1\" name=\"Hello\" ruleFlowGroup=\"hello\" />\n" +
" </nodes>\n" +
" <connections>\n" +
" </connections>\n" +
" <in-ports>\n" +
" <in-port type=\"DROOLS_DEFAULT\" nodeId=\"1\" nodeInType=\"DROOLS_DEFAULT\" />\n" +
" </in-ports>\n" +
" <out-ports>\n" +
" <out-port type=\"DROOLS_DEFAULT\" nodeId=\"1\" nodeOutType=\"DROOLS_DEFAULT\" />\n" +
" </out-ports>\n" +
" </composite>\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>";
builder.add( new ReaderResource( new StringReader( process )), ResourceType.DRF );
// RuleBaseConfiguration config = new RuleBaseConfiguration();
// config.setRuleBaseUpdateHandler(null);
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages( builder.getKnowledgePackages() );
StatefulKnowledgeSession session = kbase.newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
session.setGlobal( "list", list );
Person p = new Person( "bobba fet", 32);
session.insert( p );
ProcessInstance processInstance = ( ProcessInstance ) session.startProcess("org.test.ruleflow");
assertEquals(1, session.getProcessInstances().size());
String process2 =
"<?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.ruleflow2\" package-name=\"org.test\" >\n" +
" <header>\n" +
" <globals>\n" +
" <global identifier=\"list\" type=\"java.util.List\" />\n" +
" </globals>\n" +
" </header>\n" +
" <nodes>\n" +
" <start id=\"1\" name=\"Start\" />\n" +
" <composite id=\"2\" name=\"Composite\" >\n" +
" <nodes>\n" +
" <ruleSet id=\"101\" name=\"Hello\" ruleFlowGroup=\"hello\" />\n" +
" <actionNode id=\"2\" name=\"Action\" >" +
" <action type=\"expression\" dialect=\"java\">System.out.println();\n" +
"list.add(\"Executed\");</action>\n" +
" </actionNode>\n" +
" </nodes>\n" +
" <connections>\n" +
" <connection from=\"101\" to=\"2\"/>\n" +
" </connections>\n" +
" <in-ports>\n" +
" <in-port type=\"DROOLS_DEFAULT\" nodeId=\"101\" nodeInType=\"DROOLS_DEFAULT\" />\n" +
" </in-ports>\n" +
" <out-ports>\n" +
" <out-port type=\"DROOLS_DEFAULT\" nodeId=\"2\" nodeOutType=\"DROOLS_DEFAULT\" />\n" +
" </out-ports>\n" +
" </composite>\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>";
builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
builder.add( new ReaderResource( new StringReader( process2 )), ResourceType.DRF );
kbase.addKnowledgePackages( builder.getKnowledgePackages() );
Map<String, Long> mapping = new HashMap<String, Long>();
mapping.put("2:1", 101L);
WorkflowProcessInstanceUpgrader.upgradeProcessInstance(
session, processInstance.getId(), "org.test.ruleflow2", mapping);
assertEquals("org.test.ruleflow2", processInstance.getProcessId());
session.fireAllRules();
assertEquals(2, list.size());
assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
}
}