Package org.camunda.bpm.engine.runtime

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

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    Assert.assertNotNull(executions);
    Assert.assertEquals(2, executions.size());

    // Query on two double variables, should result in single value
    query = runtimeService.createExecutionQuery().variableValueEquals("doubleVar", 12345.6789).variableValueEquals("doubleVar2", 9876.54321);
    Execution execution = query.singleResult();
    Assert.assertNotNull(execution);
    Assert.assertEquals(processInstance2.getId(), execution.getId());

    // Query with unexisting variable value
    execution = runtimeService.createExecutionQuery().variableValueEquals("doubleVar", 9999.99).singleResult();
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    Assert.assertNotNull(executions);
    Assert.assertEquals(2, executions.size());

    // Query on two integer variables, should result in single value
    query = runtimeService.createExecutionQuery().variableValueEquals("integerVar", 12345).variableValueEquals("integerVar2", 67890);
    Execution execution = query.singleResult();
    Assert.assertNotNull(execution);
    Assert.assertEquals(processInstance2.getId(), execution.getId());

    // Query with unexisting variable value
    execution = runtimeService.createExecutionQuery().variableValueEquals("integerVar", 9999).singleResult();
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    Assert.assertNotNull(executions);
    Assert.assertEquals(2, executions.size());

    // Query on two short variables, should result in single value
    query = runtimeService.createExecutionQuery().variableValueEquals("shortVar", shortVar).variableValueEquals("shortVar2", shortVar2);
    Execution execution = query.singleResult();
    Assert.assertNotNull(execution);
    Assert.assertEquals(processInstance2.getId(), execution.getId());

    // Query with unexisting variable value
    short unexistingValue = (short)9999;
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    Assert.assertNotNull(executions);
    Assert.assertEquals(2, executions.size());

    // Query on two short variables, should result in single value
    query = runtimeService.createExecutionQuery().variableValueEquals("dateVar", date1).variableValueEquals("dateVar2", date2);
    Execution execution = query.singleResult();
    Assert.assertNotNull(execution);
    Assert.assertEquals(processInstance2.getId(), execution.getId());

    // Query with unexisting variable value
    Date unexistingDate = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss").parse("01/01/1989 12:00:00");
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    .variableValueNotEquals("stringVar", null)
    .variableValueNotEquals("booleanVar", null)
    .variableValueNotEquals("dateVar", null);

    assertNull(query.singleResult());
    assertNotNull(notQuery.singleResult());

    // Set all existing variables values to null
    runtimeService.setVariable(processInstance.getId(), "longVar", null);
    runtimeService.setVariable(processInstance.getId(), "shortVar", null);
    runtimeService.setVariable(processInstance.getId(), "integerVar", null);
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    runtimeService.setVariable(processInstance.getId(), "nullVar", null);

    Execution queryResult = query.singleResult();
    assertNotNull(queryResult);
    assertEquals(processInstance.getId(), queryResult.getId());
    assertNull(notQuery.singleResult());
  }

  @Deployment(resources={
    "org/camunda/bpm/engine/test/api/oneTaskProcess.bpmn20.xml"})
  public void testQueryNullVariable() throws Exception {
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    assertEquals(1, runtimeService.createExecutionQuery().processDefinitionKey(SEQUENTIAL_PROCESS_KEY).list().size());
  }

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

  public void testQueryByProcessInstanceId() {
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  public void testGetSingleExecution() {
    Execution mockExecution = MockProvider.createMockExecution();
    ExecutionQuery sampleExecutionQuery = mock(ExecutionQuery.class);
    when(runtimeServiceMock.createExecutionQuery()).thenReturn(sampleExecutionQuery);
    when(sampleExecutionQuery.executionId(MockProvider.EXAMPLE_EXECUTION_ID)).thenReturn(sampleExecutionQuery);
    when(sampleExecutionQuery.singleResult()).thenReturn(mockExecution);

    given().pathParam("id", MockProvider.EXAMPLE_EXECUTION_ID)
      .then().expect().statusCode(Status.OK.getStatusCode())
      .body("id", equalTo(MockProvider.EXAMPLE_EXECUTION_ID))
      .body("ended", equalTo(MockProvider.EXAMPLE_EXECUTION_IS_ENDED))
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  @Test
  public void testGetNonExistingExecution() {
    ExecutionQuery sampleExecutionQuery = mock(ExecutionQuery.class);
    when(runtimeServiceMock.createExecutionQuery()).thenReturn(sampleExecutionQuery);
    when(sampleExecutionQuery.executionId(anyString())).thenReturn(sampleExecutionQuery);
    when(sampleExecutionQuery.singleResult()).thenReturn(null);

    String nonExistingExecutionId = "aNonExistingInstanceId";

    given().pathParam("id", nonExistingExecutionId)
      .then().expect().statusCode(Status.NOT_FOUND.getStatusCode()).contentType(ContentType.JSON)
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