标签：settingsprovider databasehelper
转载请注明出处：http://blog.csdn.net/droyon/article/details/35558375
// Only create the global table for the singleton 'owner' user
//只为所有者创建global table。
if (mUserHandle == UserHandle.USER_OWNER) {
createGlobalTable(db);
} if (!onlyCore) {
loadBookmarks(db);
}
private void movePrefixedSettingsToNewTable(
SQLiteDatabase db, String sourceTable, String destTable, String[] prefixesToMove) {
SQLiteStatement insertStmt = null;
SQLiteStatement deleteStmt = null;
db.beginTransaction();
try {
insertStmt = db.compileStatement("INSERT INTO " + destTable
+ " (name,value) SELECT name,value FROM " + sourceTable
+ " WHERE substr(name,0,?)=?");
deleteStmt = db.compileStatement(
"DELETE FROM " + sourceTable + " WHERE substr(name,0,?)=?");
for (String prefix : prefixesToMove) {
insertStmt.bindLong(1, prefix.length() + 1);
insertStmt.bindString(2, prefix);
insertStmt.execute();
deleteStmt.bindLong(1, prefix.length() + 1);
deleteStmt.bindString(2, prefix);
deleteStmt.execute();
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
if (insertStmt != null) {
insertStmt.close();
}
if (deleteStmt != null) {
deleteStmt.close();
}
}
}
SettingsProvider 之 DatabaseHelper,布布扣,bubuko.com
SettingsProvider 之 DatabaseHelper
标签：settingsprovider databasehelper
原文地址：http://blog.csdn.net/droyon/article/details/35558375
