/*
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* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.taskmgmt.exe;
import java.util.HashMap;
import java.util.Map;
import org.hibernate.Hibernate;
import org.hibernate.criterion.Restrictions;
import org.jbpm.context.exe.ContextInstance;
import org.jbpm.db.AbstractDbTestCase;
import org.jbpm.graph.def.ActionHandler;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.graph.exe.ExecutionContext;
import org.jbpm.graph.exe.ProcessInstance;
import org.jbpm.graph.node.TaskNode;
import org.jbpm.taskmgmt.def.Task;
public class TaskVariablesDbTest extends AbstractDbTestCase {
public void testDefaultVariablePersistence() {
ProcessDefinition processDefinition = ProcessDefinition.createNewProcessDefinition();
processDefinition.setName("default variable persistence");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
TaskInstance taskInstance = processInstance.getTaskMgmtInstance().createTaskInstance(
processInstance.getRootToken());
taskInstance.setVariable("key", "value");
taskInstance = saveAndReload(taskInstance);
assertNotNull(taskInstance);
assertEquals("value", taskInstance.getVariable("key"));
}
public void testSetOnTaskInstanceGetOnProcess() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='set on task get on process'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t'>"
+ " <task name='vartask' />"
+ " </task-node>"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
processInstance.signal();
processInstance = saveAndReload(processInstance);
ContextInstance contextInstance = processInstance.getContextInstance();
TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance()
.getTaskInstances()
.iterator()
.next();
Map expectedVariables = new HashMap();
assertEquals(expectedVariables, taskInstance.getVariables());
assertFalse(taskInstance.hasVariable("a"));
assertNull(taskInstance.getVariable("a"));
assertNull(contextInstance.getVariable("a"));
taskInstance.setVariable("a", "1");
taskInstance = saveAndReload(taskInstance);
contextInstance = taskInstance.getContextInstance();
expectedVariables.put("a", "1");
assertEquals(expectedVariables, taskInstance.getVariables());
assertTrue(taskInstance.hasVariable("a"));
assertEquals("1", taskInstance.getVariable("a"));
assertEquals("1", contextInstance.getVariable("a"));
}
public void testSetOnProcessGetOnTaskInstance() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='set on process get on task'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t'>"
+ " <task name='vartask' />"
+ " </task-node>"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
processInstance.signal();
processInstance = saveAndReload(processInstance);
ContextInstance contextInstance = processInstance.getContextInstance();
contextInstance.setVariable("a", "1");
TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance()
.getTaskInstances()
.iterator()
.next();
taskInstance = saveAndReload(taskInstance);
Map expectedVariables = new HashMap();
expectedVariables.put("a", "1");
assertEquals(expectedVariables, taskInstance.getVariables());
taskInstance = saveAndReload(taskInstance);
contextInstance = taskInstance.getContextInstance();
assertTrue(taskInstance.hasVariable("a"));
assertEquals("1", taskInstance.getVariable("a"));
assertEquals("1", contextInstance.getVariable("a"));
}
public void testSetLocally() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='set locally'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t'>"
+ " <task name='vartask' />"
+ " </task-node>"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
processInstance.signal();
TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance()
.getTaskInstances()
.iterator()
.next();
taskInstance = saveAndReload(taskInstance);
ContextInstance contextInstance = taskInstance.getContextInstance();
Map expectedVariables = new HashMap();
assertEquals(expectedVariables, taskInstance.getVariables());
assertFalse(taskInstance.hasVariable("a"));
assertNull(taskInstance.getVariable("a"));
assertNull(contextInstance.getVariable("a"));
taskInstance.setVariableLocally("a", "1");
taskInstance = saveAndReload(taskInstance);
contextInstance = taskInstance.getContextInstance();
expectedVariables.put("a", "1");
assertEquals(expectedVariables, taskInstance.getVariables());
assertTrue(taskInstance.hasVariable("a"));
assertEquals("1", taskInstance.getVariable("a"));
assertNull(contextInstance.getVariable("a"));
}
public void testCopyWithController() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='copy with controller'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t'>"
+ " <task name='vartask'>"
+ " <controller>"
+ " <variable name='a' />"
+ " <variable name='b' />"
+ " </controller>"
+ " </task>"
+ " </task-node>"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
ContextInstance contextInstance = processInstance.getContextInstance();
contextInstance.setVariable("a", "1");
contextInstance.setVariable("b", "2");
contextInstance.setVariable("c", "3");
processInstance.signal();
TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance()
.getTaskInstances()
.iterator()
.next();
taskInstance = saveAndReload(taskInstance);
Map expectedVariables = new HashMap();
expectedVariables.put("a", "1");
expectedVariables.put("b", "2");
expectedVariables.put("c", "3");
assertEquals(expectedVariables, taskInstance.getVariables());
taskInstance.setVariable("a", "1 modified");
taskInstance.setVariable("b", "2 modified");
taskInstance.setVariable("c", "3 modified");
taskInstance = saveAndReload(taskInstance);
expectedVariables.clear();
expectedVariables.put("a", "1 modified");
expectedVariables.put("b", "2 modified");
expectedVariables.put("c", "3 modified");
assertEquals(expectedVariables, taskInstance.getVariables());
taskInstance = saveAndReload(taskInstance);
contextInstance = taskInstance.getContextInstance();
expectedVariables.clear();
expectedVariables.put("a", "1"); // task instance had local copy for var a
expectedVariables.put("b", "2"); // task instance had local copy for var b
expectedVariables.put("c", "3 modified");
assertEquals(expectedVariables, contextInstance.getVariables());
}
public void testOverwriteNullValue() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='overwrite-null-value'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t'>"
+ " <task name='vartask'>"
+ " <controller>"
+ " <variable name='v' />"
+ " </controller>"
+ " </task>"
+ " </task-node>"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
processInstance.signal();
processInstance = saveAndReload(processInstance);
TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance()
.getTaskInstances()
.iterator()
.next();
assertNull(taskInstance.getVariable("v"));
taskInstance.setVariable("v", "facelets is great");
taskInstance = saveAndReload(taskInstance);
assertEquals("facelets is great", taskInstance.getVariable("v"));
}
public void testNewTaskInstanceVariablesWithoutController() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='task variables without controller'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t'>"
+ " <task name='vartask' />"
+ " <transition to='u' />"
+ " </task-node>"
+ " <state name='u' />"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
processInstance.signal();
TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance()
.getTaskInstances()
.iterator()
.next();
taskInstance.setVariableLocally("a", "value-a");
taskInstance.setVariableLocally("b", "value-b");
taskInstance = saveAndReload(taskInstance);
ContextInstance contextInstance = taskInstance.getContextInstance();
assertFalse(contextInstance.hasVariable("a"));
assertFalse(contextInstance.hasVariable("b"));
assertEquals("value-a", taskInstance.getVariable("a"));
assertEquals("value-b", taskInstance.getVariable("b"));
taskInstance.end();
assertEquals("value-a", contextInstance.getVariable("a"));
assertEquals("value-b", contextInstance.getVariable("b"));
taskInstance = saveAndReload(taskInstance);
contextInstance = taskInstance.getContextInstance();
assertEquals("value-a", contextInstance.getVariable("a"));
assertEquals("value-b", contextInstance.getVariable("b"));
}
public void testTaskVariableQuery() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='task-variable-query'>"
+ " <start-state>"
+ " <transition to='t' />"
+ " </start-state>"
+ " <task-node name='t' create-tasks='no'>"
+ " <event type='node-enter'>"
+ " <action class='"
+ CreateTasksAction.class.getName()
+ "'/>"
+ " </event>"
+ " <task name='vartask'>"
+ " <assignment actor-id='me' />"
+ " </task>"
+ " </task-node>"
+ "</process-definition>");
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = new ProcessInstance(processDefinition);
processInstance.signal();
newTransaction();
assertEquals(5, jbpmContext.getTaskList("me").size());
newTransaction();
TaskInstance task = getTask("index", 3, "me");
assertEquals(3, ((Long) task.getVariable("index")).longValue());
}
private TaskInstance getTask(String variableName, long variableValue, String actorId) {
return (TaskInstance) jbpmContext.getSession().createCriteria(TaskInstance.class).add(
Restrictions.eq("actorId", actorId)).createCriteria("variableInstances").add(
Restrictions.eq("name", variableName)).add(
Restrictions.sqlRestriction("{alias}.LONGVALUE_ = ?", new Long(variableValue),
Hibernate.LONG)).uniqueResult();
}
public static final class CreateTasksAction implements ActionHandler {
private static final long serialVersionUID = 1L;
public void execute(ExecutionContext executionContext) throws Exception {
TaskNode taskNode = (TaskNode) executionContext.getNode();
Task task = taskNode.getTask("vartask");
TaskMgmtInstance taskMgmtInstance = executionContext.getTaskMgmtInstance();
for (int index = 0; index < 5; index++) {
TaskInstance ti = taskMgmtInstance.createTaskInstance(task, executionContext);
ti.setVariableLocally("index", new Long(index));
}
}
}
}