[dev_opt_2.15.0] 优化下载相关的数据库操作

core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/breakpoint/db/impl/ThreadDaoImpl.java

@@ -9,6 +9,7 @@ import com.mogo.eagle.core.utilcode.breakpoint.db.DBHelper;
 import com.mogo.eagle.core.utilcode.breakpoint.db.dao.ThreadDao;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 public class ThreadDaoImpl implements ThreadDao {
@@ -21,53 +22,139 @@ public class ThreadDaoImpl implements ThreadDao {
 
     @Override
     public synchronized void insertThread(ThreadBean threadBean) {
-        SQLiteDatabase db = dbHelper.getWritableDatabase();
-        db.execSQL("insert into thread_info ( thread_id, url, start, ends, finished) values (?,?,?,?,?)"
-        ,new Object[]{threadBean.getId(),threadBean.getUrl(),threadBean.getStart(),threadBean.getEnd(),threadBean.getFinished()});
-        db.close();
+        SQLiteDatabase db = null;
+        try {
+            db = dbHelper.getWritableDatabase();
+            db.beginTransaction();
+            db.execSQL("insert into thread_info ( thread_id, url, start, ends, finished) values (?,?,?,?,?)"
+                    ,new Object[]{threadBean.getId(),threadBean.getUrl(),threadBean.getStart(),threadBean.getEnd(),threadBean.getFinished()});
+            db.endTransaction();
+            db.setTransactionSuccessful();
+        } catch (Throwable t) {
+            t.printStackTrace();
+        } finally {
+            try {
+                if (db != null) {
+                    db.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+        }
     }
 
     @Override
     public synchronized void updateThread(String url, int thread_id, int finished) {
-        SQLiteDatabase db = dbHelper.getWritableDatabase();
-        db.execSQL("update thread_info set finished = ? where url = ? and thread_id = ?"
-                ,new Object[]{finished,url,thread_id});
-        db.close();
+        SQLiteDatabase db = null;
+        try {
+            db = dbHelper.getWritableDatabase();
+            db.beginTransaction();
+            db.execSQL("update thread_info set finished = ? where url = ? and thread_id = ?"
+                    ,new Object[]{finished,url,thread_id});
+            db.endTransaction();
+            db.setTransactionSuccessful();
+        } catch (Throwable t) {
+            t.printStackTrace();
+        } finally {
+            try {
+                if (db != null) {
+                    db.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+        }
     }
 
     @Override
     public void deleteThread(String url) {
-        SQLiteDatabase db = dbHelper.getWritableDatabase();
-        db.execSQL("delete from thread_info where url = ?",new Object[]{url});
-        db.close();
+        SQLiteDatabase db = null;
+        try {
+            db = dbHelper.getWritableDatabase();
+            db.beginTransaction();
+            db.execSQL("delete from thread_info where url = ?",new Object[]{url});
+            db.endTransaction();
+            db.setTransactionSuccessful();
+        } catch (Throwable t) {
+            t.printStackTrace();
+        } finally {
+            try {
+                if (db != null) {
+                   db.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+
+        }
     }
 
     @Override
     public List<ThreadBean> getThreads(String url) {
-        SQLiteDatabase db = dbHelper.getReadableDatabase();
-        Cursor cursor = db.rawQuery("select * from thread_info where url = ?",new String[]{url});
-        List<ThreadBean> threadBeanList = new ArrayList<>();
-        while (cursor.moveToNext()){
-            ThreadBean bean = new ThreadBean();
-            bean.setId(cursor.getInt(cursor.getColumnIndex("thread_id")));
-            bean.setUrl(cursor.getString(cursor.getColumnIndex("url")));
-            bean.setStart(cursor.getInt(cursor.getColumnIndex("start")));
-            bean.setEnd(cursor.getInt(cursor.getColumnIndex("ends")));
-            bean.setFinished(cursor.getInt(cursor.getColumnIndex("finished")));
-            threadBeanList.add(bean);
+        SQLiteDatabase db = null;
+        Cursor cursor = null;
+        try {
+            db =  dbHelper.getReadableDatabase();
+            cursor = db.rawQuery("select * from thread_info where url = ?",new String[]{url});
+            List<ThreadBean> threadBeanList = new ArrayList<>();
+            while (cursor.moveToNext()){
+                ThreadBean bean = new ThreadBean();
+                bean.setId(cursor.getInt(cursor.getColumnIndex("thread_id")));
+                bean.setUrl(cursor.getString(cursor.getColumnIndex("url")));
+                bean.setStart(cursor.getInt(cursor.getColumnIndex("start")));
+                bean.setEnd(cursor.getInt(cursor.getColumnIndex("ends")));
+                bean.setFinished(cursor.getInt(cursor.getColumnIndex("finished")));
+                threadBeanList.add(bean);
+            }
+            return threadBeanList;
+        } catch (Throwable t) {
+            t.printStackTrace();
+        } finally {
+            try {
+                if (cursor != null) {
+                    cursor.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+
+            try {
+                if (db != null) {
+                    db.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
         }
-        cursor.close();
-        db.close();
-        return threadBeanList;
+        return Collections.emptyList();
     }
 
     @Override
     public boolean isExists(String url, int thread_id) {
-        SQLiteDatabase db = dbHelper.getReadableDatabase();
-        Cursor cursor = db.rawQuery("select * from thread_info where url = ? and thread_id = ?", new String[]{url,thread_id+""});
-        boolean exists = cursor.moveToNext();
-        cursor.close();
-        db.close();
-        return exists;
+        SQLiteDatabase db = null;
+        Cursor cursor = null;
+        try {
+            db = dbHelper.getReadableDatabase();
+            cursor = db.rawQuery("select * from thread_info where url = ? and thread_id = ?", new String[]{url,thread_id+""});
+            return cursor.moveToNext();
+        } catch (Throwable t) {
+            t.printStackTrace();
+        } finally {
+            try {
+                if (cursor != null) {
+                    cursor.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+            try {
+                if (db != null) {
+                    db.close();
+                }
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+        }
+        return false;
     }
 }