Package org.activiti.engine.history

Examples of org.activiti.engine.history.HistoricVariableInstance

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      throw new ActivitiException("Unexpected exception getting variable data", ioe);
    }
  }
 
  public RestVariable getVariableFromRequest(boolean includeBinary, String varInstanceId, HttpServletRequest request) {
    HistoricVariableInstance varObject = historyService.createHistoricVariableInstanceQuery().id(varInstanceId).singleResult();
   
    if (varObject == null) {
      throw new ActivitiObjectNotFoundException("Historic variable instance '" + varInstanceId + "' couldn't be found.", VariableInstanceEntity.class);
    } else {
      String serverRootUrl = request.getRequestURL().toString();
      return restResponseFactory.createRestVariable(varObject.getVariableName(), varObject.getValue(), null, varInstanceId,
          RestResponseFactory.VARIABLE_HISTORY_VARINSTANCE, includeBinary, serverRootUrl.substring(0, serverRootUrl.indexOf("/history/historic-variable-instances/")));
    }
  }
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    propertiesLayout.addComponent(versionLabel);
  }
 
  protected void initForm() {
      // Report dataset is stored as historical variable as json
      HistoricVariableInstance historicVariableInstance = ProcessEngines.getDefaultProcessEngine().getHistoryService()
              .createHistoricVariableInstanceQuery()
              .processInstanceId(historicProcessInstance.getId())
              .variableName("reportData")
              .singleResult();
     
      // Generate chart
      byte[] reportData = (byte[]) historicVariableInstance.getValue();
      ChartComponent chart = ChartGenerator.generateChart(reportData);
        chart.setWidth(100, UNITS_PERCENTAGE);
        chart.setHeight(100, UNITS_PERCENTAGE);
     
      // Put chart on screen
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    return ProcessEngines.getDefaultProcessEngine().getRuntimeService().startProcessInstanceById(processDefinitionId);
  }
 
  protected void generateReport(ProcessInstance processInstance) {
    // Report dataset is stored as historical variable as json
    HistoricVariableInstance historicVariableInstance = ProcessEngines.getDefaultProcessEngine()
            .getHistoryService()
            .createHistoricVariableInstanceQuery()
            .processInstanceId(processInstance.getId())
            .variableName("reportData")
            .singleResult();
   
    // Generate chart
    byte[] reportData = (byte[]) historicVariableInstance.getValue();
    ChartComponent chart = ChartGenerator.generateChart(reportData);
    chart.setWidth(100, UNITS_PERCENTAGE);
    chart.setHeight(100, UNITS_PERCENTAGE);
   
    // Put chart on screen
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    assertEquals(8, historicProcessVariableQuery.count());
   
    List<HistoricVariableInstance> historicVariables = historicProcessVariableQuery.list();
   
    // Variable status when process is finished
    HistoricVariableInstance historicVariable = historicVariables.get(0);
    assertEquals("bytes", historicVariable.getVariableName());
    assertEquals(":-)", new String((byte[])historicVariable.getValue()));
   
    historicVariable = historicVariables.get(1);
    assertEquals("character", historicVariable.getVariableName());
    assertEquals("a", historicVariable.getValue());
   
    historicVariable = historicVariables.get(2);
    assertEquals("number", historicVariable.getVariableName());
    assertEquals("two", historicVariable.getValue());
   
    historicVariable = historicVariables.get(3);
    assertEquals("zVar1", historicVariable.getVariableName());
    assertEquals("Event: start", historicVariable.getValue());
   
    historicVariable = historicVariables.get(4);
    assertEquals("zVar2", historicVariable.getVariableName());
    assertEquals("Event: take", historicVariable.getValue());
   
    historicVariable = historicVariables.get(5);
    assertEquals("zVar3", historicVariable.getVariableName());
    assertEquals("Event: start", historicVariable.getValue());
   
    historicVariable = historicVariables.get(6);
    assertEquals("zVar4", historicVariable.getVariableName());
    assertEquals("Event: end", historicVariable.getValue());
   
    historicVariable = historicVariables.get(7);
    assertEquals("zzz", historicVariable.getVariableName());
    assertEquals(123456789L, historicVariable.getValue());
  }
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    assertEquals(2, historyService.createHistoricVariableInstanceQuery().variableName("process").count());
    assertEquals(1, historyService.createHistoricVariableInstanceQuery().variableValueEquals("process", "one").count());   
    assertEquals(1, historyService.createHistoricVariableInstanceQuery().variableValueEquals("process", "two").count());       
   
    HistoricVariableInstance historicProcessVariable = historyService.createHistoricVariableInstanceQuery().variableValueEquals("process", "one").singleResult();
    assertEquals("process", historicProcessVariable.getVariableName());
    assertEquals("one", historicProcessVariable.getValue());
   
    Map<String, Object> variables3 = new HashMap<String, Object>();
    variables3.put("long", 1000l);
    variables3.put("double", 25.43d);
    ProcessInstance processInstance3 = runtimeService.startProcessInstanceByKey("receiveTask", variables3);
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    assertEquals(8, historicProcessVariableQuery.count());
   
    List<HistoricVariableInstance> historicVariables = historicProcessVariableQuery.list();
   
// Variable status when process is finished
    HistoricVariableInstance historicVariable = historicVariables.get(0);
    assertEquals("aVariable", historicVariable.getVariableName());
    assertEquals("updated value", historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(1);
    assertEquals("bVariable", historicVariable.getVariableName());
    assertEquals(123, historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(2);
    assertEquals("cVariable", historicVariable.getVariableName());
    assertEquals(12345L, historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(3);
    assertEquals("dVariable", historicVariable.getVariableName());
    assertEquals(1234.567, historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(4);
    assertEquals("eVariable", historicVariable.getVariableName());
    assertEquals((short) 12, historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(5);
    assertEquals("fVariable", historicVariable.getVariableName());
    assertEquals(sdf.parse("01/01/2001 01:23:45 678"), historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(6);
    assertEquals("gVariable", historicVariable.getVariableName());
    assertEquals(new SerializableVariable("hello hello"), historicVariable.getValue());
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
   
    historicVariable = historicVariables.get(7);
    assertEquals("hVariable", historicVariable.getVariableName());
    assertEquals(";-)", ";-)", new String((byte[])historicVariable.getValue()));
    assertEquals(processInstance.getId(), historicVariable.getProcessInstanceId());
  }
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Related Classes of org.activiti.engine.history.HistoricVariableInstance

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