Package org.camunda.bpm.engine.runtime

Examples of org.camunda.bpm.engine.runtime.ExecutionQuery.singleResult()


  private void createExecutionMock() {
    Execution mockExecution = MockProvider.createMockExecution();

    ExecutionQuery mockExecutionQuery = mock(ExecutionQuery.class);
    when(mockExecutionQuery.processInstanceId(eq(MockProvider.EXAMPLE_PROCESS_INSTANCE_ID))).thenReturn(mockExecutionQuery);
    when(mockExecutionQuery.singleResult()).thenReturn(mockExecution);
    when(mockRuntimeService.createExecutionQuery()).thenReturn(mockExecutionQuery);
  }

  private void createTaskMock() {
    Task mockTask = MockProvider.createMockTask();
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    ExecutionQuery executionQuery = runtimeService.createExecutionQuery().processInstanceId(pi.getId());
    JobQuery jobQuery = managementService.createJobQuery().processInstanceId(pi.getId());
    TaskQuery taskQuery = taskService.createTaskQuery().processInstanceId(pi.getId());

    Execution execution = executionQuery.singleResult();
    Job job = jobQuery.singleResult();

    // add a variable
    runtimeService.setVariableLocal(execution.getId(), "aVariableName", "aVariableValue");
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    // execute available job
    managementService.executeJob(job.getId());

    // update execution reference
    execution = executionQuery.singleResult();

    // update variable
    runtimeService.setVariableLocal(execution.getId(), "aVariableName", "newVariableValue");

    // add another new variable
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    variableInstanceQuery = getClearVariableInstanceQuery(pi.getId());

    // there should be three variables...
    Assert.assertEquals(3, variableInstanceQuery.count());

    Execution execution = executionQuery.singleResult();

    // update existing variable
    runtimeService.setVariableLocal(execution.getId(), "anotherVariableName", "aNewFinalValue");

    Job job = jobQuery.singleResult();
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    assertEquals(1, runtimeService.createExecutionQuery().processInstanceId(sequentialProcessInstanceIds.get(0)).list().size());
  }

  public void testQueryByInvalidProcessInstanceId() {
    ExecutionQuery query = runtimeService.createExecutionQuery().processInstanceId("invalid");
    assertNull(query.singleResult());
    assertEquals(0, query.list().size());
    assertEquals(0, query.count());
  }

  public void testQueryExecutionId() {
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    assertNotNull(runtimeService.createExecutionQuery().executionId(execution.getId()));
  }

  public void testQueryByInvalidExecutionId() {
    ExecutionQuery query = runtimeService.createExecutionQuery().executionId("invalid");
    assertNull(query.singleResult());
    assertEquals(0, query.list().size());
    assertEquals(0, query.count());
  }

  public void testQueryByActivityId() {
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    ExecutionQuery query = runtimeService.createExecutionQuery().activityId("receivePayment");
    assertEquals(4, query.list().size());
    assertEquals(4, query.count());

    try {
      assertNull(query.singleResult());
      fail();
    } catch (ProcessEngineException e) { }
  }

  public void testQueryByInvalidActivityId() {
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    } catch (ProcessEngineException e) { }
  }

  public void testQueryByInvalidActivityId() {
    ExecutionQuery query = runtimeService.createExecutionQuery().activityId("invalid");
    assertNull(query.singleResult());
    assertEquals(0, query.list().size());
    assertEquals(0, query.count());
  }

  public void testQueryPaging() {
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    Assert.assertNotNull(executions);
    Assert.assertEquals(2, executions.size());

    // Test EQUAL on two string variables, should result in single match
    query = runtimeService.createExecutionQuery().variableValueEquals("stringVar", "abcdef").variableValueEquals("stringVar2", "ghijkl");
    Execution execution = query.singleResult();
    Assert.assertNotNull(execution);
    Assert.assertEquals(processInstance2.getId(), execution.getId());

    // Test NOT_EQUAL, should return only 1 execution
    execution = runtimeService.createExecutionQuery().variableValueNotEquals("stringVar", "abcdef").singleResult();
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    Assert.assertNotNull(executions);
    Assert.assertEquals(2, executions.size());

    // Query on two long variables, should result in single match
    query = runtimeService.createExecutionQuery().variableValueEquals("longVar", 12345L).variableValueEquals("longVar2", 67890L);
    Execution execution = query.singleResult();
    Assert.assertNotNull(execution);
    Assert.assertEquals(processInstance2.getId(), execution.getId());

    // Query with unexisting variable value
    execution = runtimeService.createExecutionQuery().variableValueEquals("longVar", 999L).singleResult();
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