package cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.expression;
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import cn.iocoder.yudao.framework.common.util.collection.SetUtils;
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import cn.iocoder.yudao.framework.common.util.number.NumberUtils;
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import cn.iocoder.yudao.module.bpm.service.task.BpmProcessInstanceService;
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import jakarta.annotation.Resource;
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import org.flowable.engine.impl.persistence.entity.ExecutionEntityImpl;
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import org.flowable.engine.runtime.ProcessInstance;
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import org.springframework.stereotype.Component;
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import java.util.Set;
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/**
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* 分配给发起人审批的 Expression 流程表达式
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*
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* @author 芋道源码
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*/
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@Component
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@Deprecated // 仅仅是表达式的示例，建议使用 BpmTaskCandidateStartUserStrategy 替代
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public class BpmTaskAssignStartUserExpression {
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@Resource
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private BpmProcessInstanceService processInstanceService;
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/**
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* 计算审批的候选人
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*
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* @param execution 流程执行实体
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* @return 发起人
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*/
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public Set<Long> calculateUsers(ExecutionEntityImpl execution) {
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ProcessInstance processInstance = processInstanceService.getProcessInstance(execution.getProcessInstanceId());
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Long startUserId = NumberUtils.parseLong(processInstance.getStartUserId());
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return SetUtils.asSet(startUserId);
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}
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}
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