Merge "Move SyncStateContentProviderHelper to frameworks/ex"
This commit is contained in:
Bjorn Bringert
committed by
Android (Google) Code Review
Android (Google) Code Review
commit
5684d464c0
@@ -1,133 +0,0 @@
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/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.internal.content;
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import com.android.internal.util.ArrayUtils;
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import android.database.Cursor;
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import android.database.DatabaseUtils;
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import android.database.sqlite.SQLiteDatabase;
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import android.accounts.Account;
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import android.content.ContentValues;
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import android.provider.SyncStateContract;
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/**
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* Extends the schema of a ContentProvider to include the _sync_state table
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* and implements query/insert/update/delete to access that table using the
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* authority "syncstate". This can be used to store the sync state for a
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* set of accounts.
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*
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* @hide
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*/
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public class SyncStateContentProviderHelper {
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private static final String SELECT_BY_ACCOUNT =
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SyncStateContract.Columns.ACCOUNT_NAME + "=? AND "
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+ SyncStateContract.Columns.ACCOUNT_TYPE + "=?";
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private static final String SYNC_STATE_TABLE = "_sync_state";
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private static final String SYNC_STATE_META_TABLE = "_sync_state_metadata";
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private static final String SYNC_STATE_META_VERSION_COLUMN = "version";
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private static long DB_VERSION = 1;
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private static final String[] ACCOUNT_PROJECTION =
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new String[]{SyncStateContract.Columns.ACCOUNT_NAME,
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SyncStateContract.Columns.ACCOUNT_TYPE};
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public static final String PATH = "syncstate";
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private static final String QUERY_COUNT_SYNC_STATE_ROWS =
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"SELECT count(*)"
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+ " FROM " + SYNC_STATE_TABLE
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+ " WHERE " + SyncStateContract.Columns._ID + "=?";
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public void createDatabase(SQLiteDatabase db) {
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db.execSQL("DROP TABLE IF EXISTS " + SYNC_STATE_TABLE);
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db.execSQL("CREATE TABLE " + SYNC_STATE_TABLE + " ("
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+ SyncStateContract.Columns._ID + " INTEGER PRIMARY KEY,"
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+ SyncStateContract.Columns.ACCOUNT_NAME + " TEXT NOT NULL,"
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+ SyncStateContract.Columns.ACCOUNT_TYPE + " TEXT NOT NULL,"
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+ SyncStateContract.Columns.DATA + " TEXT,"
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+ "UNIQUE(" + SyncStateContract.Columns.ACCOUNT_NAME + ", "
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+ SyncStateContract.Columns.ACCOUNT_TYPE + "));");
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db.execSQL("DROP TABLE IF EXISTS " + SYNC_STATE_META_TABLE);
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db.execSQL("CREATE TABLE " + SYNC_STATE_META_TABLE + " ("
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+ SYNC_STATE_META_VERSION_COLUMN + " INTEGER);");
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ContentValues values = new ContentValues();
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values.put(SYNC_STATE_META_VERSION_COLUMN, DB_VERSION);
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db.insert(SYNC_STATE_META_TABLE, SYNC_STATE_META_VERSION_COLUMN, values);
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}
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public void onDatabaseOpened(SQLiteDatabase db) {
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long version = DatabaseUtils.longForQuery(db,
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"SELECT " + SYNC_STATE_META_VERSION_COLUMN + " FROM " + SYNC_STATE_META_TABLE,
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null);
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if (version != DB_VERSION) {
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createDatabase(db);
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}
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}
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public Cursor query(SQLiteDatabase db, String[] projection,
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String selection, String[] selectionArgs, String sortOrder) {
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return db.query(SYNC_STATE_TABLE, projection, selection, selectionArgs,
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null, null, sortOrder);
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}
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public long insert(SQLiteDatabase db, ContentValues values) {
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return db.replace(SYNC_STATE_TABLE, SyncStateContract.Columns.ACCOUNT_NAME, values);
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}
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public int delete(SQLiteDatabase db, String userWhere, String[] whereArgs) {
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return db.delete(SYNC_STATE_TABLE, userWhere, whereArgs);
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}
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public int update(SQLiteDatabase db, ContentValues values,
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String selection, String[] selectionArgs) {
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return db.update(SYNC_STATE_TABLE, values, selection, selectionArgs);
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}
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public int update(SQLiteDatabase db, long rowId, Object data) {
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if (DatabaseUtils.longForQuery(db, QUERY_COUNT_SYNC_STATE_ROWS,
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new String[]{Long.toString(rowId)}) < 1) {
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return 0;
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}
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db.execSQL("UPDATE " + SYNC_STATE_TABLE
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+ " SET " + SyncStateContract.Columns.DATA + "=?"
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+ " WHERE " + SyncStateContract.Columns._ID + "=" + rowId,
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new Object[]{data});
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// assume a row was modified since we know it exists
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return 1;
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}
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public void onAccountsChanged(SQLiteDatabase db, Account[] accounts) {
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Cursor c = db.query(SYNC_STATE_TABLE, ACCOUNT_PROJECTION, null, null, null, null, null);
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try {
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while (c.moveToNext()) {
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final String accountName = c.getString(0);
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final String accountType = c.getString(1);
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Account account = new Account(accountName, accountType);
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if (!ArrayUtils.contains(accounts, account)) {
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db.delete(SYNC_STATE_TABLE, SELECT_BY_ACCOUNT,
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new String[]{accountName, accountType});
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}
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}
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} finally {
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c.close();
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}
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}
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}
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@@ -626,7 +626,6 @@ com.android.internal.app.ChooserActivity
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com.android.internal.app.ResolverActivity
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com.android.internal.app.ResolverActivity$ResolveListAdapter
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com.android.internal.appwidget.IAppWidgetService$Stub
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com.android.internal.content.SyncStateContentProviderHelper
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com.android.internal.graphics.NativeUtils
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com.android.internal.location.DummyLocationProvider
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com.android.internal.logging.AndroidHandler
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