Package org.jbpm.context.exe

Examples of org.jbpm.context.exe.ContextInstance

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      "</process-definition>"
    );
    processDefinition = saveAndReload(processDefinition);
   
    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    ContextInstance contextInstance = processInstance.getContextInstance();
    contextInstance.setVariable("a", "value a");
    contextInstance.setVariable("b", "value b");
    processInstance.signal();
    jbpmContext.save(processInstance);

    commitAndCloseSession();

    SchedulerThread schedulerThread = new SchedulerThread(jbpmConfiguration);
    schedulerThread.executeTimers();
   
    beginSessionTransaction();
   
    processInstance = jbpmContext.loadProcessInstance(processInstance.getId());
    contextInstance = processInstance.getContextInstance();
   
    assertEquals("value a", contextInstance.getVariable("a") );
    assertEquals("value b updated", contextInstance.getVariable("b") );
   
    TaskInstance taskInstance = (TaskInstance) processInstance.getTaskMgmtInstance().getTaskInstances().iterator().next();
    assertEquals("value a updated", taskInstance.getVariable("a") );
    assertEquals("value b updated", taskInstance.getVariable("b") );
  }
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  public void testStates() {
    log.info("");
    log.info("=== CREATING PROCESS INSTANCE =======================================================");
    log.info("");
    ProcessInstance processInstance = jbpmContext.newProcessInstanceForUpdate("states");
    ContextInstance contextInstance = processInstance.getContextInstance();
    contextInstance.setVariable("hotel", "best western");
    contextInstance.setVariable("city", "wengen");
    contextInstance.setVariable("ski conditions", "excellent");
    contextInstance.setVariable("slopes", "well prepared and sunny");
    contextInstance.setVariable("food", "just enough");
    processInstance.signal();

    newTransaction();
   
    log.info("");
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    ProcessInstance processInstance =
      new ProcessInstance(processDefinition);

    // Fetch the context instance from the process instance
    // for working with the process variableInstances.
    ContextInstance contextInstance =
      processInstance.getContextInstance();
   
    // Before the process has left the start-state,
    // we are going to set some process variableInstances in the
    // context of the process instance.
    contextInstance.setVariable("amount", new Integer(500));
    contextInstance.setVariable("reason", "i met my deadline");
   
    // From now on, these variableInstances are associated with the
    // process instance.  The process variableInstances are now accessible
    // by user code via the API shown here, but also in the actions
    // and node implementations.  The process variableInstances are also 
    // stored into the database as a part of the process instance.
   
    processInstance.signal();
   
    // The variableInstances are accessible via the contextInstance.
   
    assertEquals(new Integer(500),
                 contextInstance.getVariable("amount"));
    assertEquals("i met my deadline",
                 contextInstance.getVariable("reason"));
  }
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    long breadTokenId = breadTaskInstance.getToken().getId();

    newTransaction();

    Token breadToken = jbpmContext.loadToken(breadTokenId);
    ContextInstance contextInstance = breadToken.getProcessInstance().getContextInstance();
    assertNull(contextInstance.getVariable("hero", breadToken));

    newTransaction();

    breadTaskInstance = jbpmContext.loadTaskInstance(breadTaskInstance.getId());
    assertEquals("asterix", breadTaskInstance.getVariable("hero"));

    newTransaction();

    TaskInstance monopolyTaskInstance = findTask("play monopoly");
    monopolyTaskInstance.setVariable("hero", "obelix");
    jbpmContext.save(monopolyTaskInstance);
    long monopolyTokenId = monopolyTaskInstance.getToken().getId();

    newTransaction();

    monopolyTaskInstance = jbpmContext.loadTaskInstance(monopolyTaskInstance.getId());
    assertEquals("obelix", monopolyTaskInstance.getVariable("hero"));

    newTransaction();

    Token monopolyToken = jbpmContext.loadToken(monopolyTokenId);
    contextInstance = monopolyToken.getProcessInstance().getContextInstance();
    assertNull(contextInstance.getVariable("hero", monopolyToken));
   
    newTransaction();
   
    breadTaskInstance = jbpmContext.loadTaskInstanceForUpdate(breadTaskInstance.getId());
    breadTaskInstance.end();

    newTransaction();

    monopolyTaskInstance = jbpmContext.loadTaskInstanceForUpdate(monopolyTaskInstance.getId());
    monopolyTaskInstance.end();

    newTransaction();

    breadToken = jbpmContext.loadToken(breadTokenId);
    monopolyToken = jbpmContext.loadToken(monopolyTokenId);
    contextInstance = breadToken.getProcessInstance().getContextInstance();
    assertNull(contextInstance.getVariable("hero", breadToken));
    assertNull(contextInstance.getVariable("hero", monopolyToken));
  }
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      "  </task-node>" +
      "</process-definition>"
    );

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    ContextInstance contextInstance = processInstance.getContextInstance();
    TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
    processInstance.signal();
    TaskInstance taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
   
    HashMap expectedVariables = new HashMap();
    assertEquals(expectedVariables, taskInstance.getVariables());
    assertFalse(taskInstance.hasVariable("a"));
    assertNull(taskInstance.getVariable("a"));
    assertNull(contextInstance.getVariable("a"));
   
    taskInstance.setVariable("a", "1");
   
    expectedVariables.put("a", "1");
    assertEquals(expectedVariables, taskInstance.getVariables());

    assertTrue(taskInstance.hasVariable("a"));
    assertEquals("1", taskInstance.getVariable("a"));
    assertEquals("1", contextInstance.getVariable("a"));
  }
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      "  </task-node>" +
      "</process-definition>"
    );

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    ContextInstance contextInstance = processInstance.getContextInstance();
    TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
    processInstance.signal();
    TaskInstance taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
   
    HashMap expectedVariables = new HashMap();
    assertEquals(expectedVariables, taskInstance.getVariables());
    assertFalse(taskInstance.hasVariable("a"));
    assertNull(taskInstance.getVariable("a"));
    assertNull(contextInstance.getVariable("a"));
   
    contextInstance.setVariable("a", "1");
   
    expectedVariables.put("a", "1");
    assertEquals(expectedVariables, taskInstance.getVariables());

    assertTrue(taskInstance.hasVariable("a"));
    assertEquals("1", taskInstance.getVariable("a"));
    assertEquals("1", contextInstance.getVariable("a"));
  }
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      "  </task-node>" +
      "</process-definition>"
    );

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    ContextInstance contextInstance = processInstance.getContextInstance();
    TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
    processInstance.signal();
    TaskInstance taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
   
    HashMap expectedVariables = new HashMap();
    assertEquals(expectedVariables, taskInstance.getVariables());
    assertFalse(taskInstance.hasVariable("a"));
    assertNull(taskInstance.getVariable("a"));
    assertNull(contextInstance.getVariable("a"));
   
    taskInstance.setVariableLocally("a", "1");
   
    expectedVariables.put("a", "1");
    assertEquals(expectedVariables, taskInstance.getVariables());

    assertTrue(taskInstance.hasVariable("a"));
    assertEquals("1", taskInstance.getVariable("a"));
    assertNull(contextInstance.getVariable("a"));
  }
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      "  </task-node>" +
      "</process-definition>"
    );

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    ContextInstance contextInstance = processInstance.getContextInstance();
    TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
   
    contextInstance.setVariable("a", "1");
    contextInstance.setVariable("b", "2");
    contextInstance.setVariable("c", "3");
   
    processInstance.signal();
    TaskInstance taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
   
    HashMap 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");

    expectedVariables = new HashMap();
    expectedVariables.put("a", "1 modified");
    expectedVariables.put("b", "2 modified");
    expectedVariables.put("c", "3 modified");
    assertEquals(expectedVariables, taskInstance.getVariables());

    expectedVariables = new HashMap();
    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());
  }
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    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    processInstance.signal();
   
    processInstance = saveAndReload(processInstance);
    ContextInstance contextInstance = processInstance.getContextInstance();
    TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
    TaskInstance taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
   
    HashMap expectedVariables = new HashMap();
    assertEquals(expectedVariables, taskInstance.getVariables());
    assertFalse(taskInstance.hasVariable("a"));
    assertNull(taskInstance.getVariable("a"));
   
    assertNull(contextInstance.getVariable("a"));
   
    taskInstance.setVariable("a", "1");
    jbpmContext.save(taskInstance);
    newTransaction();
   
    processInstance = jbpmContext.loadProcessInstance(processInstance.getId());
    contextInstance = processInstance.getContextInstance();
    taskMgmtInstance = processInstance.getTaskMgmtInstance();
    taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
   
    expectedVariables.put("a", "1");
    assertEquals(expectedVariables, taskInstance.getVariables());

    assertTrue(taskInstance.hasVariable("a"));
    assertEquals("1", taskInstance.getVariable("a"));
    assertEquals("1", contextInstance.getVariable("a"));
  }
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      "</process-definition>"
    );
    processDefinition = saveAndReload(processDefinition);
   
    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    ContextInstance contextInstance = processInstance.getContextInstance();
    TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
    processInstance.signal();
    TaskInstance taskInstance = (TaskInstance) taskMgmtInstance.getTaskInstances().iterator().next();
    HashMap expectedVariables = new HashMap();
    jbpmContext.save(processInstance);
   
    newTransaction();
   
    processInstance = jbpmContext.loadProcessInstance(processInstance.getId());
    long taskInstanceId = taskInstance.getId();
    taskInstance = jbpmContext.loadTaskInstance(taskInstanceId);
    contextInstance = processInstance.getContextInstance();
    taskMgmtInstance = processInstance.getTaskMgmtInstance();
   
    contextInstance.setVariable("a", "1");
    jbpmContext.save(processInstance);
   
    newTransaction();
   
    processInstance = jbpmContext.loadProcessInstance(processInstance.getId());
    taskInstance = jbpmContext.loadTaskInstance(taskInstanceId);
    contextInstance = processInstance.getContextInstance();
    taskMgmtInstance = processInstance.getTaskMgmtInstance();
   
    expectedVariables.put("a", "1");
    assertEquals(expectedVariables, taskInstance.getVariables());

    newTransaction();
   
    processInstance = jbpmContext.loadProcessInstance(processInstance.getId());
    taskInstance = jbpmContext.loadTaskInstance(taskInstanceId);
    contextInstance = processInstance.getContextInstance();
    taskMgmtInstance = processInstance.getTaskMgmtInstance();

    assertTrue(taskInstance.hasVariable("a"));
    assertEquals("1", taskInstance.getVariable("a"));
    assertEquals("1", contextInstance.getVariable("a"));
  }
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