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@ -100,6 +100,8 @@ final class SqlHelper extends SQLiteOpenHelper { |
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handle360AriaUpdate(db); |
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} else if (oldVersion < 51) { |
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handle365Update(db); |
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} else if (oldVersion < 52) { |
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handle366Update(db); |
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} else { |
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handleDbUpdate(db, null, null); |
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} |
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@ -239,23 +241,43 @@ final class SqlHelper extends SQLiteOpenHelper { |
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*/ |
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private void delRepeatThreadRecord(SQLiteDatabase db) { |
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String repeatSql = |
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"DELETE FROM ThreadRecord WHERE (key, threadId, endLocation) " |
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+ "IN (SELECT key, threadId, endLocation FROM ThreadRecord GROUP BY key, threadId, endLocation " |
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"DELETE FROM ThreadRecord WHERE (taskKey, threadId, endLocation) " |
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+ "IN (SELECT taskKey, threadId, endLocation FROM ThreadRecord GROUP BY taskKey, threadId, endLocation " |
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+ "HAVING COUNT(*) > 1) AND rowid " |
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+ "NOT IN (SELECT MIN(rowid) FROM ThreadRecord GROUP BY key, threadId, endLocation " |
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+ "NOT IN (SELECT MIN(rowid) FROM ThreadRecord GROUP BY taskKey, threadId, endLocation " |
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+ "HAVING COUNT(*)> 1)"; |
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ALog.d(TAG, repeatSql); |
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db.execSQL(repeatSql); |
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} |
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/** |
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* 处理366版本以下的升级 |
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*/ |
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private void handle366Update(SQLiteDatabase db) { |
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Map<String, Map<String, String>> modifyMap = new HashMap<>(); |
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// 处理ThreadRecord的key字段名修改
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Map<String, String> threadRecordModify = new HashMap<>(); |
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threadRecordModify.put("key", "taskKey"); |
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modifyMap.put("ThreadRecord", threadRecordModify); |
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// 执行升级操作
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handleDbUpdate(db, modifyMap, null); |
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} |
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/** |
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* 处理365版本以下的升级 |
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*/ |
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private void handle365Update(SQLiteDatabase db) { |
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db.execSQL("UPDATE ThreadRecord SET threadId=0 WHERE threadId=-1"); |
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Map<String, Map<String, String>> modifyMap = new HashMap<>(); |
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// 处理ThreadRecord的key字段名修改
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Map<String, String> threadRecordModify = new HashMap<>(); |
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threadRecordModify.put("key", "taskKey"); |
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modifyMap.put("ThreadRecord", threadRecordModify); |
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// 执行升级操作
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handleDbUpdate(db, null, null); |
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handleDbUpdate(db, modifyMap, null); |
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delRepeatThreadRecord(db); |
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} |
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@ -271,19 +293,25 @@ final class SqlHelper extends SQLiteOpenHelper { |
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} |
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} |
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Map<String, Map<String, String>> columnMap = new HashMap<>(); |
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Map<String, Map<String, String>> modifyMap = new HashMap<>(); |
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// 处理DownloadEntity、DownloadGroupEntity的 groupName字段名的修改
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Map<String, String> groupNameModify = new HashMap<>(); |
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groupNameModify.put("groupName", "groupHash"); |
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columnMap.put("DownloadEntity", groupNameModify); |
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columnMap.put("DownloadGroupEntity", groupNameModify); |
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Map<String, String> entityModify = new HashMap<>(); |
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entityModify.put("groupName", "groupHash"); |
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modifyMap.put("DownloadEntity", entityModify); |
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modifyMap.put("DownloadGroupEntity", entityModify); |
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// 处理TaskRecord的dGroupName字段名的修改
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Map<String, String> dGroupNameModify = new HashMap<>(); |
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dGroupNameModify.put("dGroupName", "dGroupHash"); |
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columnMap.put("TaskRecord", dGroupNameModify); |
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Map<String, String> taskRecordModify = new HashMap<>(); |
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taskRecordModify.put("dGroupName", "dGroupHash"); |
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modifyMap.put("TaskRecord", taskRecordModify); |
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// 处理ThreadRecord的key字段名修改
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Map<String, String> threadRecordModify = new HashMap<>(); |
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threadRecordModify.put("key", "taskKey"); |
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modifyMap.put("ThreadRecord", threadRecordModify); |
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// 执行升级操作
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handleDbUpdate(db, columnMap, null); |
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handleDbUpdate(db, modifyMap, null); |
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delRepeatThreadRecord(db); |
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} |
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@ -324,18 +352,19 @@ final class SqlHelper extends SQLiteOpenHelper { |
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i++; |
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} |
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Map<String, Map<String, String>> modifyColumnMap = new HashMap<>(); |
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Map<String, String> dMap = new HashMap<>(); |
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dMap.put("groupName", "groupHash"); |
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// 处理数据库版本小于3的字段改变
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dMap.put("downloadUrl", "url"); |
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dMap.put("isDownloadComplete", "isComplete"); |
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modifyColumnMap.put("DownloadEntity", dMap); |
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Map<String, String> dGMap = new HashMap<>(); |
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dGMap.put("groupName", "groupHash"); |
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modifyColumnMap.put("DownloadGroupEntity", dGMap); |
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Map<String, Map<String, String>> modifyMap = new HashMap<>(); |
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Map<String, String> dEntityModifyMap = new HashMap<>(); |
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dEntityModifyMap.put("groupName", "groupHash"); |
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dEntityModifyMap.put("downloadUrl", "url"); |
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dEntityModifyMap.put("isDownloadComplete", "isComplete"); |
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modifyMap.put("DownloadEntity", dEntityModifyMap); |
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Map<String, String> dGEntityModifyMap = new HashMap<>(); |
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dGEntityModifyMap.put("groupName", "groupHash"); |
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modifyMap.put("DownloadGroupEntity", dGEntityModifyMap); |
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// 删除字段
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Map<String, List<String>> delColumnMap = new HashMap<>(); |
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List<String> dEntityDel = new ArrayList<>(); |
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dEntityDel.add("taskKey"); |
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@ -344,6 +373,6 @@ final class SqlHelper extends SQLiteOpenHelper { |
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dgEntityDel.add("subtask"); |
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delColumnMap.put("DownloadGroupEntity", dgEntityDel); |
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handleDbUpdate(db, modifyColumnMap, delColumnMap); |
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handleDbUpdate(db, modifyMap, delColumnMap); |
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} |
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} |
laoyuyu
5 years ago