调整命名
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caojia
+186
@@ -0,0 +1,186 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE mapper
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PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.bms.ar.mapper.ArBillGenerateTaskMapper">
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<!-- 生成任务表是异步任务的持久化队列；状态更新均带前置状态条件，保证多节点抢占幂等。 -->
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<resultMap id="ArBillGenerateTaskResult" type="ArBillGenerateTask">
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<id property="taskId" column="task_id"/>
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<result property="taskNo" column="task_no"/>
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<result property="arBillId" column="ar_bill_id"/>
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<result property="selectionMode" column="selection_mode"/>
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<result property="requestPayload" column="request_payload"/>
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<result property="snapshotCreateTime" column="snapshot_create_time"/>
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<result property="lastSourceBillId" column="last_source_bill_id"/>
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<result property="totalCount" column="total_count"/>
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<result property="processedCount" column="processed_count"/>
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<result property="successCount" column="success_count"/>
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<result property="totalAmount" column="total_amount"/>
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<result property="status" column="status"/>
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<result property="errorMessage" column="error_message"/>
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<result property="requestToken" column="request_token"/>
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<result property="createBy" column="create_by"/>
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<result property="createUserId" column="create_user_id"/>
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<result property="createTime" column="create_time"/>
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<result property="startedAt" column="started_at"/>
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<result property="heartbeatTime" column="heartbeat_time"/>
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<result property="finishedAt" column="finished_at"/>
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</resultMap>
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<sql id="columns">
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select task_id,
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task_no,
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ar_bill_id,
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selection_mode,
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request_payload,
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snapshot_create_time,
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last_source_bill_id,
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total_count,
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processed_count,
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success_count,
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total_amount,
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status,
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error_message,
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request_token,
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create_by,
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create_user_id,
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create_time,
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started_at,
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heartbeat_time,
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finished_at
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from ar_bill_generate_task
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</sql>
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<select id="selectById" parameterType="long" resultMap="ArBillGenerateTaskResult">
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<include refid="columns"/>
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where task_id = #{taskId}
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</select>
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<select id="selectByRequestToken" parameterType="string" resultMap="ArBillGenerateTaskResult">
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<include refid="columns"/>
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where request_token = #{requestToken}
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</select>
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<!-- 前端恢复页面时查询当前用户仍需展示的任务。 -->
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<select id="selectActiveByCreateBy" resultMap="ArBillGenerateTaskResult">
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<include refid="columns"/>
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where create_by = #{createBy}
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and status in ('WAITING', 'RUNNING', 'CANCEL_REQUESTED')
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order by create_time desc, task_id desc
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</select>
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<select id="selectActiveByCreateByScoped" resultMap="ArBillGenerateTaskResult">
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<include refid="columns"/>
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where create_by = #{createBy}
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and status in ('WAITING', 'RUNNING', 'CANCEL_REQUESTED')
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AND EXISTS (SELECT 1 FROM ar_bill b WHERE b.ar_bill_id = ar_bill_generate_task.ar_bill_id
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<include refid="com.bms.receivable.mapper.ArBillScopeMapper.billScope"/>)
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order by create_time desc, task_id desc
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</select>
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<!-- 定时调度器按创建时间顺序取待处理任务。 -->
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<select id="selectWaiting" resultMap="ArBillGenerateTaskResult">
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<include refid="columns"/>
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where status = 'WAITING'
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order by create_time asc, task_id asc
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limit #{limit}
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</select>
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<insert id="insert" parameterType="ArBillGenerateTask" useGeneratedKeys="true" keyProperty="taskId">
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insert into ar_bill_generate_task (task_no, ar_bill_id, selection_mode, request_payload, snapshot_create_time,
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last_source_bill_id, total_count, processed_count, success_count,
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total_amount,
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status, error_message, request_token, create_by, create_user_id, create_time, started_at,
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heartbeat_time, finished_at)
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values (#{taskNo}, #{arBillId}, #{selectionMode}, #{requestPayload}, #{snapshotCreateTime},
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#{lastSourceBillId}, #{totalCount}, #{processedCount}, #{successCount}, #{totalAmount},
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#{status}, #{errorMessage}, #{requestToken}, #{createBy}, #{createUserId}, sysdate(), #{startedAt},
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#{heartbeatTime}, #{finishedAt})
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</insert>
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<!-- 条件更新抢占任务；返回 1 才表示当前节点真正拿到执行权。 -->
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<update id="markRunning">
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update ar_bill_generate_task
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set status = 'RUNNING',
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started_at = coalesce(started_at, #{startedAt}),
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heartbeat_time = #{startedAt}
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where task_id = #{taskId}
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and status = 'WAITING'
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</update>
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<update id="updateTotalCount">
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update ar_bill_generate_task
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set total_count = #{totalCount},
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heartbeat_time = sysdate()
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where task_id = #{taskId}
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and status = 'RUNNING'
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</update>
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<!-- 每批成功后写入游标、计数和心跳；游标用于故障恢复后继续扫描。 -->
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<update id="updateProgress">
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update ar_bill_generate_task
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set last_source_bill_id = #{lastSourceBillId},
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processed_count = #{processedCount},
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success_count = #{successCount},
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total_amount = #{totalAmount},
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heartbeat_time = #{heartbeatTime}
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where task_id = #{taskId}
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and status = 'RUNNING'
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</update>
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<update id="markSuccess">
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update ar_bill_generate_task
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set status = 'SUCCESS',
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finished_at = #{finishedAt},
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heartbeat_time = #{finishedAt}
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where task_id = #{taskId}
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and status = 'RUNNING'
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</update>
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<update id="markFailed">
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update ar_bill_generate_task
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set status = 'FAILED',
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error_message = #{errorMessage},
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finished_at = #{finishedAt},
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heartbeat_time = #{finishedAt}
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where task_id = #{taskId}
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and status in ('WAITING', 'RUNNING', 'CANCEL_REQUESTED')
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</update>
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<update id="markCancelRequested">
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update ar_bill_generate_task
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set status = 'CANCEL_REQUESTED',
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heartbeat_time = sysdate()
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where task_id = #{taskId}
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and status in ('WAITING', 'RUNNING')
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</update>
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<update id="markCanceled">
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update ar_bill_generate_task
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set status = 'CANCELED',
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error_message = '用户取消账单生成',
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finished_at = #{finishedAt},
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heartbeat_time = #{finishedAt}
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where task_id = #{taskId}
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and status in ('WAITING', 'RUNNING', 'CANCEL_REQUESTED')
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</update>
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<!-- 执行节点宕机时恢复无心跳的 RUNNING 任务，供调度器重新投递。 -->
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<update id="resetExpiredRunning">
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update ar_bill_generate_task
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set status = 'WAITING',
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error_message = '任务执行节点已重启，已自动恢复等待处理',
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heartbeat_time = null
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where status = 'RUNNING'
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and heartbeat_time < #{expiredBefore}
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</update>
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<!-- 取消请求长时间未完成时由补偿任务取出并执行数据清理。 -->
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<select id="selectCancelRequestedBefore" resultMap="ArBillGenerateTaskResult">
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<include refid="columns"/>
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where status = 'CANCEL_REQUESTED'
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and coalesce(heartbeat_time, create_time) < #{expiredBefore}
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order by create_time asc, task_id asc
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limit #{limit}
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</select>
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</mapper>
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