Package org.activiti.engine.runtime

Examples of org.activiti.engine.runtime.Execution

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      byte[] result = null;
     
      String serverRootUrl = request.getRequestURL().toString();
      serverRootUrl = serverRootUrl.substring(0, serverRootUrl.indexOf("/runtime/executions/"));
     
      Execution execution = getExecutionFromRequest(executionId);
      RestVariable variable = getVariableFromRequest(execution, variableName, scope, true, serverRootUrl);
      if (RestResponseFactory.BYTE_ARRAY_VARIABLE_TYPE.equals(variable.getType())) {
        result = (byte[]) variable.getValue();
        response.setContentType("application/octet-stream");
       
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  public void testGetExecutionVariable() throws Exception {

    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("processOne");
    runtimeService.setVariable(processInstance.getId(), "variable", "processValue");
   
    Execution childExecution = runtimeService.createExecutionQuery().parentId(processInstance.getId()).singleResult();
    assertNotNull(childExecution);
    runtimeService.setVariableLocal(childExecution.getId(), "variable", "childValue");
   
    // Get local scope variable
    CloseableHttpResponse response = executeRequest(new HttpGet(SERVER_URL_PREFIX +
        RestUrls.createRelativeResourceUrl(RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "variable")), HttpStatus.SC_OK);
    JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent());
    closeResponse(response);
    assertNotNull(responseNode);
    assertEquals("local", responseNode.get("scope").asText());
    assertEquals("childValue", responseNode.get("value").asText());
    assertEquals("variable", responseNode.get("name").asText());
    assertEquals("string", responseNode.get("type").asText());
   
    // Get global scope variable
    response = executeRequest(new HttpGet(SERVER_URL_PREFIX +
        RestUrls.createRelativeResourceUrl(RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "variable") + "?scope=global"), HttpStatus.SC_OK);
    responseNode = objectMapper.readTree(response.getEntity().getContent());
    closeResponse(response);
    assertNotNull(responseNode);
    assertEquals("global", responseNode.get("scope").asText());
    assertEquals("processValue", responseNode.get("value").asText());
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  @Deployment(resources = {"org/activiti/rest/service/api/runtime/ExecutionResourceTest.process-with-subprocess.bpmn20.xml"})
  public void testGetExecutionVariableData() throws Exception {
    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("processOne");
    runtimeService.setVariableLocal(processInstance.getId(), "var", "This is a binary piece of text".getBytes());
   
    Execution childExecution = runtimeService.createExecutionQuery().parentId(processInstance.getId()).singleResult();
    assertNotNull(childExecution);
    runtimeService.setVariableLocal(childExecution.getId(), "var", "This is a binary piece of text in the child execution".getBytes());

    CloseableHttpResponse response = executeRequest(new HttpGet(SERVER_URL_PREFIX +
        RestUrls.createRelativeResourceUrl(RestUrls.URL_EXECUTION_VARIABLE_DATA, childExecution.getId(), "var")), HttpStatus.SC_OK);
    String actualResponseBytesAsText = IOUtils.toString(response.getEntity().getContent());
    closeResponse(response);
    assertEquals("This is a binary piece of text in the child execution", actualResponseBytesAsText);
    assertEquals("application/octet-stream", response.getEntity().getContentType().getValue());
   
    // Test global scope
    response = executeRequest(new HttpGet(SERVER_URL_PREFIX +
        RestUrls.createRelativeResourceUrl(RestUrls.URL_EXECUTION_VARIABLE_DATA, childExecution.getId(), "var") + "?scope=global"), HttpStatus.SC_OK);
    actualResponseBytesAsText = IOUtils.toString(response.getEntity().getContent());
    closeResponse(response);
    assertEquals("This is a binary piece of text", actualResponseBytesAsText);
    assertEquals("application/octet-stream", response.getEntity().getContentType().getValue());
  }
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      }
    }
  }

  protected Execution getExecutionFromRequest(String executionId) {
    Execution execution = runtimeService.createExecutionQuery().executionId(executionId).singleResult();
    if (execution == null) {
      throw new ActivitiObjectNotFoundException("Could not find an execution with id '" + executionId + "'.", Execution.class);
    }
    return execution;
  }
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  @Deployment(resources = {"org/activiti/rest/service/api/runtime/ExecutionResourceTest.process-with-subprocess.bpmn20.xml"})
  public void testDeleteExecutionVariable() throws Exception {
    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("processOne",
            Collections.singletonMap("myVariable", (Object) "processValue"));
   
    Execution childExecution = runtimeService.createExecutionQuery().parentId(processInstance.getId()).singleResult();
    assertNotNull(childExecution);
    runtimeService.setVariableLocal(childExecution.getId(), "myVariable", "childValue");
   
    // Delete variable local
    HttpDelete httpDelete = new HttpDelete(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "myVariable"));
    CloseableHttpResponse response = executeRequest(httpDelete, HttpStatus.SC_NO_CONTENT);
    closeResponse(response);
   
    assertFalse(runtimeService.hasVariableLocal(childExecution.getId(), "myVariable"));
    // Global variable should remain unaffected
    assertTrue(runtimeService.hasVariable(childExecution.getId(), "myVariable"));
   
    // Delete variable global
    httpDelete = new HttpDelete(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "myVariable") + "?scope=global");
    response = executeRequest(httpDelete, HttpStatus.SC_NO_CONTENT);
    closeResponse(response);
   
    assertFalse(runtimeService.hasVariableLocal(childExecution.getId(), "myVariable"));
    assertFalse(runtimeService.hasVariable(childExecution.getId(), "myVariable"));
   
    // Run the same delete again, variable is not there so 404 should be returned
    response = executeRequest(httpDelete, HttpStatus.SC_NOT_FOUND);
    closeResponse(response);
  }
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  public void testUpdateExecutionVariable() throws Exception {
    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("processOne",
            Collections.singletonMap("overlappingVariable", (Object) "processValue"));
    runtimeService.setVariableLocal(processInstance.getId(), "myVar", "processValue");
   
    Execution childExecution = runtimeService.createExecutionQuery().parentId(processInstance.getId()).singleResult();
    assertNotNull(childExecution);
    runtimeService.setVariableLocal(childExecution.getId(), "myVar", "childValue");
   
    // Update variable local
    ObjectNode requestNode = objectMapper.createObjectNode();
    requestNode.put("name", "myVar");
    requestNode.put("value", "updatedValue");
    requestNode.put("type", "string");
   
    HttpPut httpPut = new HttpPut(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "myVar"));
    httpPut.setEntity(new StringEntity(requestNode.toString()));
    CloseableHttpResponse response = executeRequest(httpPut, HttpStatus.SC_OK);
    JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent());
    closeResponse(response);
    assertNotNull(responseNode);
    assertEquals("updatedValue", responseNode.get("value").asText());
    assertEquals("local", responseNode.get("scope").asText());
   
    // Global value should be unaffected
    assertEquals("processValue", runtimeService.getVariable(processInstance.getId(), "myVar"));
    assertEquals("updatedValue", runtimeService.getVariableLocal(childExecution.getId(), "myVar"));
   
    // Update variable global
    requestNode = objectMapper.createObjectNode();
    requestNode.put("name", "myVar");
    requestNode.put("value", "updatedValueGlobal");
    requestNode.put("type", "string");
    requestNode.put("scope", "global");
   
    httpPut = new HttpPut(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "myVar"));
    httpPut.setEntity(new StringEntity(requestNode.toString()));
    response = executeRequest(httpPut, HttpStatus.SC_OK);
    responseNode = objectMapper.readTree(response.getEntity().getContent());
    closeResponse(response);
    assertNotNull(responseNode);
    assertEquals("updatedValueGlobal", responseNode.get("value").asText());
    assertEquals("global", responseNode.get("scope").asText());
   
    // Local value should be unaffected
    assertEquals("updatedValueGlobal", runtimeService.getVariable(processInstance.getId(), "myVar"));
    assertEquals("updatedValue", runtimeService.getVariableLocal(childExecution.getId(), "myVar"));
   
    requestNode.put("name", "unexistingVariable");
   
    httpPut.setEntity(new StringEntity(requestNode.toString()));
    response = executeRequest(httpPut, HttpStatus.SC_BAD_REQUEST);
    closeResponse(response);
   
    httpPut = new HttpPut(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "unexistingVariable"));
    httpPut.setEntity(new StringEntity(requestNode.toString()));
    response = executeRequest(httpPut, HttpStatus.SC_NOT_FOUND);
    closeResponse(response);
  }
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    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("processOne",
            Collections.singletonMap("overlappingVariable", (Object) "processValue"));
    runtimeService.setVariableLocal(processInstance.getId(), "binaryVariable", "Initial binary value".getBytes());
   
    Execution childExecution = runtimeService.createExecutionQuery().parentId(processInstance.getId()).singleResult();
    assertNotNull(childExecution);
    runtimeService.setVariableLocal(childExecution.getId(), "binaryVariable", "Initial binary value child".getBytes());
   
    InputStream binaryContent = new ByteArrayInputStream("This is binary content".getBytes());

    // Add name and type
    Map<String, String> additionalFields = new HashMap<String, String>();
    additionalFields.put("name", "binaryVariable");
    additionalFields.put("type", "binary");

    HttpPut httpPut = new HttpPut(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "binaryVariable"));
    httpPut.setEntity(HttpMultipartHelper.getMultiPartEntity("value", "application/octet-stream", binaryContent, additionalFields));
    CloseableHttpResponse response = executeBinaryRequest(httpPut, HttpStatus.SC_OK);
   
    JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent());
    closeResponse(response);
    assertNotNull(responseNode);
    assertEquals("binaryVariable", responseNode.get("name").asText());
    assertTrue(responseNode.get("value").isNull());
    assertEquals("local", responseNode.get("scope").asText());
    assertEquals("binary", responseNode.get("type").asText());
    assertNotNull(responseNode.get("valueUrl").isNull());
    assertTrue(responseNode.get("valueUrl").asText()
            .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_EXECUTION_VARIABLE_DATA, childExecution.getId(), "binaryVariable")));

    // Check actual value of variable in engine
    Object variableValue = runtimeService.getVariableLocal(childExecution.getId(), "binaryVariable");
    assertNotNull(variableValue);
    assertTrue(variableValue instanceof byte[]);
    assertEquals("This is binary content", new String((byte[]) variableValue));
   
    // Update variable in global scope
    additionalFields.put("scope", "global");
    binaryContent = new ByteArrayInputStream("This is binary content global".getBytes());
   
    httpPut = new HttpPut(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(
        RestUrls.URL_EXECUTION_VARIABLE, childExecution.getId(), "binaryVariable"));
    httpPut.setEntity(HttpMultipartHelper.getMultiPartEntity("value", "application/octet-stream", binaryContent, additionalFields));
    response = executeBinaryRequest(httpPut, HttpStatus.SC_OK);
    responseNode = objectMapper.readTree(response.getEntity().getContent());
    closeResponse(response);
    assertNotNull(responseNode);
    assertEquals("binaryVariable", responseNode.get("name").asText());
    assertTrue(responseNode.get("value").isNull());
    assertEquals("global", responseNode.get("scope").asText());
    assertEquals("binary", responseNode.get("type").asText());
    assertNotNull(responseNode.get("valueUrl").isNull());
    assertTrue(responseNode.get("valueUrl").asText()
            .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_EXECUTION_VARIABLE_DATA, childExecution.getId(), "binaryVariable")));

    // Check actual global value of variable in engine
    variableValue = runtimeService.getVariableLocal(processInstance.getId(), "binaryVariable");
    assertNotNull(variableValue);
    assertTrue(variableValue instanceof byte[]);
    assertEquals("This is binary content global", new String((byte[]) variableValue));
   
    // local value should remain unchainged
    variableValue = runtimeService.getVariableLocal(childExecution.getId(), "binaryVariable");
    assertNotNull(variableValue);
    assertTrue(variableValue instanceof byte[]);
    assertEquals("This is binary content", new String((byte[]) variableValue));
  }
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  /**
   * Get valid execution from request. Throws exception if execution doen't exist or if execution id is not provided.
   */
  protected Execution getExecutionFromRequest(String executionId) {
    Execution execution = runtimeService.createExecutionQuery().executionId(executionId).singleResult();
    if (execution == null) {
      throw new ActivitiObjectNotFoundException("Could not find an execution with id '" + executionId + "'.", Execution.class);
    }
    return execution;
  }
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    }
    return execution;
  }
 
  protected Execution getProcessInstanceFromRequest(String processInstanceId) {
    Execution execution = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    if (execution == null) {
      throw new ActivitiObjectNotFoundException("Could not find a process instance with id '" +
          processInstanceId + "'.", ProcessInstance.class);
    }
    return execution;
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@RestController
public class ExecutionActiveActivitiesCollectionResource extends ExecutionBaseResource {

  @RequestMapping(value="/runtime/executions/{executionId}/activities", method = RequestMethod.GET, produces="application/json")
  public List<String> getActiveActivities(@PathVariable String executionId) {
    Execution execution = getExecutionFromRequest(executionId);
    return runtimeService.getActiveActivityIds(execution.getId());
  }
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