From 04f09e52ffd4681bdfd85e51acd3da0d1280c3d3 Mon Sep 17 00:00:00 2001
From: admin <weikou2014>
Date: 星期六, 16 四月 2022 16:07:10 +0800
Subject: [PATCH] bug修复

---
 src/main/java/com/yeshi/buwan/service/imp/ClearService.java |  163 +++++++++++++++++++++++++++++++++++++++---------------
 1 files changed, 118 insertions(+), 45 deletions(-)

diff --git a/src/main/java/com/yeshi/buwan/service/imp/ClearService.java b/src/main/java/com/yeshi/buwan/service/imp/ClearService.java
index 8e21f20..e6b22d8 100644
--- a/src/main/java/com/yeshi/buwan/service/imp/ClearService.java
+++ b/src/main/java/com/yeshi/buwan/service/imp/ClearService.java
@@ -1,25 +1,25 @@
 package com.yeshi.buwan.service.imp;
 
-import java.math.BigInteger;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-import javax.annotation.Resource;
-
+import com.yeshi.buwan.dao.CategoryVideoDao;
+import com.yeshi.buwan.dao.VideoInfoDao;
+import com.yeshi.buwan.domain.CategoryVideo;
+import com.yeshi.buwan.domain.VideoDetailInfo;
+import com.yeshi.buwan.dto.mq.VideoDataChangeMQMsg;
+import com.yeshi.buwan.service.imp.juhe.IqiyiService;
+import com.yeshi.buwan.util.StringUtil;
+import com.yeshi.buwan.util.TimeUtil;
+import com.yeshi.buwan.util.mq.CMQManager;
+import net.sf.json.JSONObject;
 import org.hibernate.HibernateException;
 import org.hibernate.Session;
 import org.springframework.orm.hibernate4.HibernateCallback;
 import org.springframework.stereotype.Service;
 
-import com.fasterxml.jackson.databind.util.BeanUtil;
-import com.yeshi.buwan.dao.VideoInfoDao;
-import com.yeshi.buwan.domain.VideoDetailInfo;
-import com.yeshi.buwan.service.imp.juhe.IqiyiService;
-import com.yeshi.buwan.util.StringUtil;
-import com.yeshi.buwan.util.TimeUtil;
-
-import net.sf.json.JSONObject;
+import javax.annotation.Resource;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
 
 //娓呴櫎鏁版嵁搴撲腑鐨勬鏁版嵁
 @Service
@@ -35,6 +35,36 @@
     @Resource
     private VideoInfoDao videoInfoDao;
 
+    @Resource
+    private CategoryVideoDao categoryVideoDao;
+
+
+    /**
+     * @return void
+     * @author hxh
+     * @description 鍒犻櫎鑰佹棫鏁版嵁
+     * @date 16:49 2022/3/18
+     * @param: typeId
+     * @param: leftNumber 鐣欎笅鐨勬暟閲�
+     **/
+    public void clearOldVideo(long typeId, int leftNumber) {
+        Long minCreateTime = categoryVideoDao.getHibernateTemplate().execute(new HibernateCallback<Long>() {
+            @Override
+            public Long doInHibernate(Session session) throws HibernateException {
+                Object result = session.createSQLQuery("SELECT v.`createtime` FROM wk_category_video cv  LEFT JOIN wk_video_video v ON v.`id`=cv.`videoid` WHERE cv.`videotypeid`=? ORDER BY cv.`id` DESC LIMIT ?,1").setParameter(0, typeId).setParameter(1, leftNumber).uniqueResult();
+                if (result == null) {
+                    return null;
+                }
+                return Long.parseLong(result.toString());
+            }
+        });
+        if (minCreateTime == null) {
+            return;
+        }
+        clearVideos(new long[]{typeId}, TimeUtil.getGernalTime(minCreateTime, "yyyy-MM-dd"));
+    }
+
+
     @SuppressWarnings("rawtypes")
     public void clearVideos(long[] ls, String date) {
         final List<JSONObject> list = new ArrayList<>();
@@ -49,31 +79,57 @@
         videoInfoDao.excute(new HibernateCallback() {
             public Object doInHibernate(Session session) throws HibernateException {
                 for (JSONObject item : list) {
-                    List list = session
+                    Object result = session
                             .createSQLQuery(String.format(
-                                    "SELECT cv.`videoid` FROM wk_category_video cv LEFT JOIN wk_video_video v ON v.`id`=cv.`videoid` WHERE cv.`videotypeid`=%s  AND v.`createtime`<%s",
+                                    "SELECT count(*) FROM wk_category_video cv LEFT JOIN wk_video_video v ON v.`id`=cv.`videoid` WHERE cv.`videotypeid`=%s  AND v.`createtime`<%s",
                                     item.getLong("videotype"), item.getLong("time")))
-                            .setFirstResult(0).setMaxResults(1000).list();
-                    session.getTransaction().begin();
-                    if (list != null) {
-                        int pagecount = 50;
-                        int pages = list.size() % pagecount == 0 ? list.size() / pagecount
-                                : list.size() / pagecount + 1;
-                        for (int i = 0; i < pages; i++) {
-                            String where = "";
-                            for (int p = 0; p < pagecount; p++) {
-                                int pos = i * pagecount + p;
-                                pos = pos >= list.size() ? list.size() - 1 : pos;
-                                where += String.format("id=%s or ", list.get(pos) + "");
-                            }
-                            if (where.endsWith("or "))
-                                where = where.substring(0, where.length() - 3);
-
-                            session.createSQLQuery("delete from wk_video_video where " + where).executeUpdate();
-                        }
+                            .uniqueResult();
+                    int totalCount = Integer.parseInt(result.toString());
+                    if (totalCount <= 0) {
+                        return null;
                     }
-                    session.flush();
-                    session.getTransaction().commit();
+                    int BETCH_SIZE = 1000;
+                    int page = totalCount / BETCH_SIZE + 1;
+                    for (int n = 0; n < page; n++) {
+                        List list = session
+                                .createSQLQuery(String.format(
+                                        "SELECT cv.id,cv.videoid FROM wk_category_video cv LEFT JOIN wk_video_video v ON v.`id`=cv.`videoid` WHERE cv.`videotypeid`=%s  AND v.`createtime`<%s",
+                                        item.getLong("videotype"), item.getLong("time")))
+                                .setFirstResult(0).setMaxResults(BETCH_SIZE).list();
+                        session.getTransaction().begin();
+                        if (list != null) {
+                            int pagecount = 50;
+                            int pages = list.size() % pagecount == 0 ? list.size() / pagecount
+                                    : list.size() / pagecount + 1;
+                            for (int i = 0; i < pages; i++) {
+                                String ors = "";
+                                String cvors = "";
+
+                                List<String> videoIds = new ArrayList<>();
+                                for (int p = 0; p < pagecount; p++) {
+                                    int pos = i * pagecount + p;
+                                    pos = pos >= list.size() ? list.size() - 1 : pos;
+                                    ors += String.format("id=%s or ", ((Object[]) list.get(pos))[1] + "");
+                                    cvors += String.format("id=%s or ", ((Object[]) list.get(pos))[0] + "");
+                                    videoIds.add(((Object[]) list.get(pos))[1] + "");
+                                }
+                                if (ors.endsWith("or "))
+                                    ors = ors.substring(0, ors.length() - 3);
+
+                                if (cvors.endsWith("or "))
+                                    cvors = cvors.substring(0, cvors.length() - 3);
+
+                                session.createSQLQuery("delete from wk_video_video where " + ors).executeUpdate();
+                                session.createSQLQuery("delete from wk_category_video where " + cvors).executeUpdate();
+                                if (videoIds.size() > 0) {
+                                    CMQManager.getInstance().addVideoDataChanged(new VideoDataChangeMQMsg(VideoDataChangeMQMsg.TYPE_VIDEO_INFO, org.yeshi.utils.StringUtil.concat(videoIds, ","), VideoDataChangeMQMsg.ACTION_DELETE));
+                                }
+
+                            }
+                        }
+                        session.flush();
+                        session.getTransaction().commit();
+                    }
                 }
                 return null;
             }
@@ -84,15 +140,33 @@
     // 娓呮渚濊禆VideoInfo鐨勬暟鎹�
     @SuppressWarnings("rawtypes")
     public void clearDependVideo() {
-
-
         for (String table : videoTables) {
-            final String sql = String.format(
-                    "SELECT vv.id FROM `%s` vv LEFT JOIN wk_video_video v ON v.`id`=vv.`videoid` WHERE v.`id` IS NULL",
-                    table);
-            Object obj = videoInfoDao.excute(new HibernateCallback() {
+            clearDependVideoByTable(table);
+        }
+    }
+
+
+    public void clearDependVideoByTable(String table) {
+        final String sql = String.format(
+                "SELECT vv.id FROM `%s` vv LEFT JOIN wk_video_video v ON v.`id`=vv.`videoid` WHERE v.`id` IS NULL",
+                table);
+        final String countSql = String.format(
+                "SELECT count(*) FROM `%s` vv LEFT JOIN wk_video_video v ON v.`id`=vv.`videoid` WHERE v.`id` IS NULL",
+                table);
+
+        Object obj = videoInfoDao.excute(new HibernateCallback() {
+            public Object doInHibernate(Session session) throws HibernateException {
+                return session.createSQLQuery(countSql).uniqueResult();
+            }
+        });
+        int count = Integer.parseInt(obj.toString());
+        int pageSize = 1000;
+        int page = count / pageSize + 1;
+
+        for (int p = 0; p < page; p++) {
+            obj = videoInfoDao.excute(new HibernateCallback() {
                 public Object doInHibernate(Session session) throws HibernateException {
-                    return session.createSQLQuery(sql).setFirstResult(0).setMaxResults(1000).list();
+                    return session.createSQLQuery(sql).setFirstResult(0).setMaxResults(pageSize).list();
                 }
             });
 
@@ -126,7 +200,6 @@
                 }
 
             }
-
         }
     }
 

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