activiti根据实例id查询实例是的map和bussinesskey,代码演示
时间: 2024-09-19 18:17:29 浏览: 14
Activiti是一个开源工作流管理框架,用于处理业务流程自动化。在Activiti中,如果你需要通过实例ID查询特定的工作流程实例及其对应的businessKey,你可以使用它的RuntimeService API。以下是一个简单的Java示例:
```java
import org.activiti.engine.RuntimeService;
import org.activiti.engine.runtime.ProcessInstance;
// 假设你已经有了RuntimeService runtimeService
public void getProcessInstanceInfo(String instanceId) {
ProcessInstance processInstance = runtimeService.createProcessInstanceQuery()
.processInstanceId(instanceId)
.singleResult(); // 查询单个实例
if (processInstance != null) {
String businessKey = processInstance.getBusinessKey();
Map<String, Object> variables = processInstance.getVariables(); // 获取变量Map,包括businessKey等
System.out.println("实例ID: " + processInstance.getId());
System.out.println("业务键: " + businessKey);
System.out.println("变量: " + variables);
} else {
System.out.println("未找到匹配的实例ID: " + instanceId);
}
}