我如何獲得我在Camunda中使用的代碼中的活動任務列表?Camunda:獲取活動任務
我已經看過這個答案「How to query the position of a process instance?」但我不明白什麼是「processInstanceId」,我應該在哪裏讓它使這個方法有效。
這裏是我目前正試圖代碼:
package org.camunda.bpm;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.RepositoryService;
import org.camunda.bpm.engine.RuntimeService;
import org.camunda.bpm.engine.runtime.ProcessInstance;
import org.camunda.bpm.model.bpmn.BpmnModelInstance;
import org.camunda.bpm.model.xml.instance.ModelElementInstance;
public class AllActiveActivities {
public Map<String, String> getAllActiveActivities(String processInstanceId) {
// get engine services
ProcessEngine processEngine = BpmPlatform.getDefaultProcessEngine()
RuntimeService runtimeService = processEngine.getRuntimeService();
RepositoryService repositoryService = processEngine.getRepositoryService();
// get the process instance
ProcessInstance processInstance =
runtimeService.createProcessInstanceQuery()
.processInstanceId(processInstanceId)
.singleResult();
HashMap<String, String> activityNameByActivityId = new HashMap<String, String>();
// get all active activities of the process instance
List<String> activeActivityIds =
runtimeService.getActiveActivityIds(processInstance.getId());
// get bpmn model of the process instance
BpmnModelInstance bpmnModelInstance =
repositoryService.getBpmnModelInstance(processInstance.getProcessDefinitionId());
for (String activeActivityId : activeActivityIds) {
// get the speaking name of each activity in the diagram
ModelElementInstance modelElementById =
bpmnModelInstance.getModelElementById(activeActivityId);
String activityName = modelElementById.getAttributeValue("name");
activityNameByActivityId.put(activeActivityId, activityName);
}
// map contains now all active activities
return activityNameByActivityId;
}
}
在此先感謝您的幫助。