Package org.activiti.engine.history

Examples of org.activiti.engine.history.HistoricVariableUpdate

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    protected void printVariables(PrintWriter out, List<HistoricDetail> varList) {
        Map<String, HistoricVariableUpdate> varMap = new TreeMap<String, HistoricVariableUpdate>();
        // filter revisions
        for (HistoricDetail detail : varList) {
            HistoricVariableUpdate varDetail = (HistoricVariableUpdate) detail;
            String varName = varDetail.getVariableName();
            // expects the varList is sorted in a descending order of time.
            if (!varMap.containsKey(varName)) {
                varMap.put(varName, varDetail);
            } else {
                LOG.info("#### " + varName + " has multiple updates!!! "
                    + Commands.UTIL.formatDate(varDetail.getTime()) + " Revision= "
                    + varDetail.getRevision());
            }
        }
        printVariables(out, varMap);
    }
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    // 从history查询变量
    List<HistoricDetail> list = historyService.createHistoricDetailQuery()
        .processInstanceId(processInstance.getId()).list();
    for (HistoricDetail historicDetail : list) {
      HistoricVariableUpdate variableDetail = (HistoricVariableUpdate) historicDetail;
      System.out.println(variableDetail.getVariableName() + " = "
          + variableDetail.getValue());
      if (variableDetail.getVariableName().equals("rulesOutput")) {
        @SuppressWarnings("unchecked")
        List<Object> varList = (List<Object>) variableDetail.getValue();
        assertEquals(1, varList.size());
        Message ruledMessage = (Message) varList.get(0);
        assertEquals(1, ruledMessage.getStatus());
      }
    }
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    if(historyVariableList != null && historyVariableList.size() > 0) {
      ArrayNode variablesJSON = new ObjectMapper().createArrayNode();
      responseJSON.put("historyVariables", variablesJSON);
      for (HistoricDetail historicDetail : historyVariableList) {
        HistoricVariableUpdate variableUpdate = (HistoricVariableUpdate) historicDetail;
        ObjectNode variableJSON = new ObjectMapper().createObjectNode();
        variableJSON.put("variableName", variableUpdate.getVariableName());
        if (variableUpdate.getValue() != null) {
          if (variableUpdate.getValue() instanceof Boolean) {
            variableJSON.put("variableValue", (Boolean) variableUpdate.getValue());
          } else if (variableUpdate.getValue() instanceof Long) {
            variableJSON.put("variableValue", (Long) variableUpdate.getValue());
          } else if (variableUpdate.getValue() instanceof Double) {
            variableJSON.put("variableValue", (Double) variableUpdate.getValue());
          } else if (variableUpdate.getValue() instanceof Float) {
            variableJSON.put("variableValue", (Float) variableUpdate.getValue());
          } else if (variableUpdate.getValue() instanceof Integer) {
            variableJSON.put("variableValue", (Integer) variableUpdate.getValue());
          } else {
            variableJSON.put("variableValue", variableUpdate.getValue().toString());
          }
        } else {
          variableJSON.putNull("variableValue");
        }
        variableJSON.put("variableType", variableUpdate.getVariableTypeName());
        variableJSON.put("revision", variableUpdate.getRevision());
        variableJSON.put("time", RequestUtil.dateToString(variableUpdate.getTime()));
       
        variablesJSON.add(variableJSON);
      }
    }
  }
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    taskService.complete(task.getId());
   
    List<HistoricDetail> variableUpdates = historyService.createHistoricDetailQuery().processInstanceId(executionId).variableUpdates().list();
   
    assertEquals(1, variableUpdates.size());
    HistoricVariableUpdate update = (HistoricVariableUpdate) variableUpdates.get(0);
    assertNotNull(update.getValue());
    assertTrue(update.getValue() instanceof FieldAccessJPAEntity);
   
    assertEquals(entity.getId(), ((FieldAccessJPAEntity)update.getValue()).getId());
    }
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      HistoricFormProperty formProperty = (HistoricFormProperty) detail;
      result.setDetailType(HistoricDetailResponse.FORM_PROPERTY);
      result.setPropertyId(formProperty.getPropertyId());
      result.setPropertyValue(formProperty.getPropertyValue());
    } else if (detail instanceof HistoricVariableUpdate) {
      HistoricVariableUpdate variableUpdate = (HistoricVariableUpdate) detail;
      result.setDetailType(HistoricDetailResponse.VARIABLE_UPDATE);
      result.setRevision(variableUpdate.getRevision());
      result.setVariable(createRestVariable(variableUpdate.getVariableName(), variableUpdate.getValue(),
          null, detail.getId(), VARIABLE_HISTORY_DETAIL, false, serverRootUrl));
    }
    return result;
  }
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      .orderByVariableRevision().asc()
      .list();
   
    assertEquals(10, historicDetails.size());
   
    HistoricVariableUpdate historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(0);
    assertEquals("bytes", historicVariableUpdate.getVariableName());
    assertEquals(":-(", new String((byte[])historicVariableUpdate.getValue()));
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(historicStartEvent.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // Variable is updated when process was in waitstate
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(1);
    assertEquals("bytes", historicVariableUpdate.getVariableName());
    assertEquals(":-)", new String((byte[])historicVariableUpdate.getValue()));
    assertEquals(1, historicVariableUpdate.getRevision());
    assertEquals(waitStateActivity.getId(), historicVariableUpdate.getActivityInstanceId());
   
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(2);
    assertEquals("character", historicVariableUpdate.getVariableName());
    assertEquals("a", historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(historicStartEvent.getId(), historicVariableUpdate.getActivityInstanceId());
   
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(3);
    assertEquals("number", historicVariableUpdate.getVariableName());
    assertEquals("one", historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(historicStartEvent.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // Variable is updated when process was in waitstate
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(4);
    assertEquals("number", historicVariableUpdate.getVariableName());
    assertEquals("two", historicVariableUpdate.getValue());
    assertEquals(1, historicVariableUpdate.getRevision());
    assertEquals(waitStateActivity.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // Variable set from process-start execution listener
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(5);
    assertEquals("zVar1", historicVariableUpdate.getVariableName());
    assertEquals("Event: start", historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(historicStartEvent.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // Variable set from transition take execution listener
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(6);
    assertEquals("zVar2", historicVariableUpdate.getVariableName());
    assertEquals("Event: take", historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertNull(historicVariableUpdate.getActivityInstanceId());
   
    // Variable set from activity start execution listener on the servicetask
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(7);
    assertEquals("zVar3", historicVariableUpdate.getVariableName());
    assertEquals("Event: start", historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(serviceTaskActivity.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // Variable set from activity end execution listener on the servicetask
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(8);
    assertEquals("zVar4", historicVariableUpdate.getVariableName());
    assertEquals("Event: end", historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(serviceTaskActivity.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // Variable set from service-task
    historicVariableUpdate = (HistoricVariableUpdate) historicDetails.get(9);
    assertEquals("zzz", historicVariableUpdate.getVariableName());
    assertEquals(123456789L, historicVariableUpdate.getValue());
    assertEquals(0, historicVariableUpdate.getRevision());
    assertEquals(serviceTaskActivity.getId(), historicVariableUpdate.getActivityInstanceId());
   
    // trigger receive task
    runtimeService.signal(processInstance.getId());
    assertProcessEnded(processInstance.getId());
   
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    // 8 variable updates should be present, one performed when starting process
    // the other 7 are set in VariableSetter serviceTask
    assertEquals(9, details.size());
   
    // Since we order by varName, first entry should be aVariable update from startTask
    HistoricVariableUpdate startVarUpdate = (HistoricVariableUpdate) details.get(0);
    assertEquals("aVariable", startVarUpdate.getVariableName());
    assertEquals("initial value", startVarUpdate.getValue());
    assertEquals(0, startVarUpdate.getRevision());
    assertEquals(processInstance.getId(), startVarUpdate.getProcessInstanceId());
    // Date should the the one set when starting
    assertEquals(startedDate, startVarUpdate.getTime());
   
    HistoricVariableUpdate updatedStringVariable = (HistoricVariableUpdate) details.get(1);
    assertEquals("aVariable", updatedStringVariable.getVariableName());
    assertEquals("updated value", updatedStringVariable.getValue());
    assertEquals(processInstance.getId(), updatedStringVariable.getProcessInstanceId());
    // Date should be the updated date
    assertEquals(updatedDate, updatedStringVariable.getTime());
   
    HistoricVariableUpdate intVariable = (HistoricVariableUpdate) details.get(2);
    assertEquals("bVariable", intVariable.getVariableName());
    assertEquals(123, intVariable.getValue());
    assertEquals(processInstance.getId(), intVariable.getProcessInstanceId());
    assertEquals(updatedDate, intVariable.getTime());
   
    HistoricVariableUpdate longVariable = (HistoricVariableUpdate) details.get(3);
    assertEquals("cVariable", longVariable.getVariableName());
    assertEquals(12345L, longVariable.getValue());
    assertEquals(processInstance.getId(), longVariable.getProcessInstanceId());
    assertEquals(updatedDate, longVariable.getTime());
   
    HistoricVariableUpdate doubleVariable = (HistoricVariableUpdate) details.get(4);
    assertEquals("dVariable", doubleVariable.getVariableName());
    assertEquals(1234.567, doubleVariable.getValue());
    assertEquals(processInstance.getId(), doubleVariable.getProcessInstanceId());
    assertEquals(updatedDate, doubleVariable.getTime());
   
    HistoricVariableUpdate shortVariable = (HistoricVariableUpdate) details.get(5);
    assertEquals("eVariable", shortVariable.getVariableName());
    assertEquals((short)12, shortVariable.getValue());
    assertEquals(processInstance.getId(), shortVariable.getProcessInstanceId());
    assertEquals(updatedDate, shortVariable.getTime());
   
    HistoricVariableUpdate dateVariable = (HistoricVariableUpdate) details.get(6);
    assertEquals("fVariable", dateVariable.getVariableName());
    assertEquals(sdf.parse("01/01/2001 01:23:45 678"), dateVariable.getValue());
    assertEquals(processInstance.getId(), dateVariable.getProcessInstanceId());
    assertEquals(updatedDate, dateVariable.getTime());
   
    HistoricVariableUpdate serializableVariable = (HistoricVariableUpdate) details.get(7);
    assertEquals("gVariable", serializableVariable.getVariableName());
    assertEquals(new SerializableVariable("hello hello"), serializableVariable.getValue());
    assertEquals(processInstance.getId(), serializableVariable.getProcessInstanceId());
    assertEquals(updatedDate, serializableVariable.getTime());
   
    HistoricVariableUpdate byteArrayVariable = (HistoricVariableUpdate) details.get(8);
    assertEquals("hVariable", byteArrayVariable.getVariableName());
    assertEquals(";-)", new String((byte[])byteArrayVariable.getValue()));
    assertEquals(processInstance.getId(), byteArrayVariable.getProcessInstanceId());
    assertEquals(updatedDate, byteArrayVariable.getTime());
   
    // end process instance
    List<Task> tasks = taskService.createTaskQuery().list();
    assertEquals(1, tasks.size());
    taskService.complete(tasks.get(0).getId());
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    assertEquals("formProp2", formProp2.getPropertyId());
    assertEquals("12345", formProp2.getPropertyValue());
   
   
    assertTrue(details.get(2) instanceof HistoricVariableUpdate);
    HistoricVariableUpdate varUpdate1 = (HistoricVariableUpdate) details.get(2);
    assertEquals("variable1", varUpdate1.getVariableName());
    assertEquals("activiti rocks!", varUpdate1.getValue());
   
   
    // This variable should be of type LONG since this is defined in the process-definition
    assertTrue(details.get(3) instanceof HistoricVariableUpdate);
    HistoricVariableUpdate varUpdate2 = (HistoricVariableUpdate) details.get(3);
    assertEquals("variable2", varUpdate2.getVariableName());
    assertEquals(12345L, varUpdate2.getValue());
  }
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    // check history
    List<HistoricDetail> updates = historyService.createHistoricDetailQuery().variableUpdates().list();
    assertEquals(2, updates.size());
   
    Map<String, HistoricVariableUpdate> updatesMap = new HashMap<String, HistoricVariableUpdate>();
    HistoricVariableUpdate update = (HistoricVariableUpdate) updates.get(0);
    updatesMap.put((String)update.getValue(), update);
    update = (HistoricVariableUpdate) updates.get(1);
    updatesMap.put((String)update.getValue(), update);
   
    HistoricVariableUpdate update1 = updatesMap.get("1");
    HistoricVariableUpdate update2 = updatesMap.get("2");

    assertNotNull(update1.getActivityInstanceId());
    assertNotNull(update1.getExecutionId());
    HistoricActivityInstance historicActivityInstance1 = historyService.createHistoricActivityInstanceQuery().activityInstanceId(update1.getActivityInstanceId()).singleResult();
    assertEquals(historicActivityInstance1.getExecutionId(), update1.getExecutionId());
    assertEquals("usertask1", historicActivityInstance1.getActivityId());
   
    assertNotNull(update2.getActivityInstanceId());
    HistoricActivityInstance historicActivityInstance2 = historyService.createHistoricActivityInstanceQuery().activityInstanceId(update2.getActivityInstanceId()).singleResult();
    assertEquals("usertask2", historicActivityInstance2.getActivityId());

    /*
     * This is OK! The variable is set on the root execution, on a execution never run through the activity, where the process instances
     * stands when calling the set Variable. But the ActivityId of this flow node is used. So the execution id's doesn't have to be equal.
     *
     * execution id: On which execution it was set
     * activity id: in which activity was the process instance when setting the variable
     */
    assertFalse(historicActivityInstance2.getExecutionId().equals(update2.getExecutionId()));
  } 
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    }
  }
 
  public RestVariable getVariableFromRequest(boolean includeBinary, String detailId, HttpServletRequest request) {
    Object value = null;
    HistoricVariableUpdate variableUpdate = null;
    HistoricDetail detailObject = historyService.createHistoricDetailQuery().id(detailId).singleResult();
    if (detailObject instanceof HistoricVariableUpdate) {
      variableUpdate = (HistoricVariableUpdate) detailObject;
      value = variableUpdate.getValue();
    }
   
    if (value == null) {
      throw new ActivitiObjectNotFoundException("Historic detail '" + detailId + "' doesn't have a variable value.", VariableInstanceEntity.class);
    } else {
      String serverRootUrl = request.getRequestURL().toString();
      return restResponseFactory.createRestVariable(variableUpdate.getVariableName(), value, null, detailId,
          RestResponseFactory.VARIABLE_HISTORY_DETAIL, includeBinary, serverRootUrl.substring(0, serverRootUrl.indexOf("/history/historic-detail/")));
    }
  }
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