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2025-01-09 3e8f7f239bedae0b4f04a1ac6bd443ba6298f73c

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package org.dromara.workflow.flowable.cmd;
 
import cn.hutool.core.collection.CollUtil;
import org.flowable.common.engine.impl.interceptor.Command;
import org.flowable.common.engine.impl.interceptor.CommandContext;
import org.flowable.engine.impl.persistence.entity.ExecutionEntity;
import org.flowable.engine.impl.persistence.entity.ExecutionEntityManager;
import org.flowable.engine.impl.util.CommandContextUtil;
 
import java.util.HashMap;
import java.util.List;
import java.util.Map;
 
import static org.dromara.workflow.common.constant.FlowConstant.NUMBER_OF_INSTANCES;
 
/**
 * 串行加签
 *
 * @author may
 */
public class AddSequenceMultiInstanceCmd implements Command<Void> {
 
    /**
     * 执行id
     */
    private final String executionId;
 
    /**
     * 会签人员集合KEY
     */
    private final String assigneeList;
 
    /**
     * 加签人员
     */
    private final List<Long> assignees;
 
    public AddSequenceMultiInstanceCmd(String executionId, String assigneeList, List<Long> assignees) {
        this.executionId = executionId;
        this.assigneeList = assigneeList;
        this.assignees = assignees;
    }
 
    @Override
    public Void execute(CommandContext commandContext) {
        ExecutionEntityManager executionEntityManager = CommandContextUtil.getExecutionEntityManager();
        ExecutionEntity entity = executionEntityManager.findById(executionId);
        // 多实例任务总数加 assignees.size()
        if (entity.getVariable(NUMBER_OF_INSTANCES) instanceof Integer nrOfInstances) {
            entity.setVariable(NUMBER_OF_INSTANCES, nrOfInstances + assignees.size());
        }
        // 设置流程变量
        if (entity.getVariable(assigneeList) instanceof List<?> userIds) {
            CollUtil.addAll(userIds, assignees);
            Map<String, Object> variables = new HashMap<>(16);
            variables.put(assigneeList, userIds);
            entity.setVariables(variables);
        }
        return null;
    }
}