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Diffstat (limited to 'src/com/android/photos/data/PhotoDatabase.java')
-rw-r--r--src/com/android/photos/data/PhotoDatabase.java195
1 files changed, 0 insertions, 195 deletions
diff --git a/src/com/android/photos/data/PhotoDatabase.java b/src/com/android/photos/data/PhotoDatabase.java
deleted file mode 100644
index 0c7b22730..000000000
--- a/src/com/android/photos/data/PhotoDatabase.java
+++ /dev/null
@@ -1,195 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.photos.data;
-
-import android.content.Context;
-import android.database.sqlite.SQLiteDatabase;
-import android.database.sqlite.SQLiteOpenHelper;
-
-import com.android.photos.data.PhotoProvider.Accounts;
-import com.android.photos.data.PhotoProvider.Albums;
-import com.android.photos.data.PhotoProvider.Metadata;
-import com.android.photos.data.PhotoProvider.Photos;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Used in PhotoProvider to create and access the database containing
- * information about photo and video information stored on the server.
- */
-public class PhotoDatabase extends SQLiteOpenHelper {
- @SuppressWarnings("unused")
- private static final String TAG = PhotoDatabase.class.getSimpleName();
- static final int DB_VERSION = 3;
-
- private static final String SQL_CREATE_TABLE = "CREATE TABLE ";
-
- private static final String[][] CREATE_PHOTO = {
- { Photos._ID, "INTEGER PRIMARY KEY AUTOINCREMENT" },
- // Photos.ACCOUNT_ID is a foreign key to Accounts._ID
- { Photos.ACCOUNT_ID, "INTEGER NOT NULL" },
- { Photos.WIDTH, "INTEGER NOT NULL" },
- { Photos.HEIGHT, "INTEGER NOT NULL" },
- { Photos.DATE_TAKEN, "INTEGER NOT NULL" },
- // Photos.ALBUM_ID is a foreign key to Albums._ID
- { Photos.ALBUM_ID, "INTEGER" },
- { Photos.MIME_TYPE, "TEXT NOT NULL" },
- { Photos.TITLE, "TEXT" },
- { Photos.DATE_MODIFIED, "INTEGER" },
- { Photos.ROTATION, "INTEGER" },
- };
-
- private static final String[][] CREATE_ALBUM = {
- { Albums._ID, "INTEGER PRIMARY KEY AUTOINCREMENT" },
- // Albums.ACCOUNT_ID is a foreign key to Accounts._ID
- { Albums.ACCOUNT_ID, "INTEGER NOT NULL" },
- // Albums.PARENT_ID is a foreign key to Albums._ID
- { Albums.PARENT_ID, "INTEGER" },
- { Albums.ALBUM_TYPE, "TEXT" },
- { Albums.VISIBILITY, "INTEGER NOT NULL" },
- { Albums.LOCATION_STRING, "TEXT" },
- { Albums.TITLE, "TEXT NOT NULL" },
- { Albums.SUMMARY, "TEXT" },
- { Albums.DATE_PUBLISHED, "INTEGER" },
- { Albums.DATE_MODIFIED, "INTEGER" },
- createUniqueConstraint(Albums.PARENT_ID, Albums.TITLE),
- };
-
- private static final String[][] CREATE_METADATA = {
- { Metadata._ID, "INTEGER PRIMARY KEY AUTOINCREMENT" },
- // Metadata.PHOTO_ID is a foreign key to Photos._ID
- { Metadata.PHOTO_ID, "INTEGER NOT NULL" },
- { Metadata.KEY, "TEXT NOT NULL" },
- { Metadata.VALUE, "TEXT NOT NULL" },
- createUniqueConstraint(Metadata.PHOTO_ID, Metadata.KEY),
- };
-
- private static final String[][] CREATE_ACCOUNT = {
- { Accounts._ID, "INTEGER PRIMARY KEY AUTOINCREMENT" },
- { Accounts.ACCOUNT_NAME, "TEXT UNIQUE NOT NULL" },
- };
-
- @Override
- public void onCreate(SQLiteDatabase db) {
- createTable(db, Accounts.TABLE, getAccountTableDefinition());
- createTable(db, Albums.TABLE, getAlbumTableDefinition());
- createTable(db, Photos.TABLE, getPhotoTableDefinition());
- createTable(db, Metadata.TABLE, getMetadataTableDefinition());
- }
-
- public PhotoDatabase(Context context, String dbName, int dbVersion) {
- super(context, dbName, null, dbVersion);
- }
-
- public PhotoDatabase(Context context, String dbName) {
- super(context, dbName, null, DB_VERSION);
- }
-
- @Override
- public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
- recreate(db);
- }
-
- @Override
- public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
- recreate(db);
- }
-
- private void recreate(SQLiteDatabase db) {
- dropTable(db, Metadata.TABLE);
- dropTable(db, Photos.TABLE);
- dropTable(db, Albums.TABLE);
- dropTable(db, Accounts.TABLE);
- onCreate(db);
- }
-
- protected List<String[]> getAlbumTableDefinition() {
- return tableCreationStrings(CREATE_ALBUM);
- }
-
- protected List<String[]> getPhotoTableDefinition() {
- return tableCreationStrings(CREATE_PHOTO);
- }
-
- protected List<String[]> getMetadataTableDefinition() {
- return tableCreationStrings(CREATE_METADATA);
- }
-
- protected List<String[]> getAccountTableDefinition() {
- return tableCreationStrings(CREATE_ACCOUNT);
- }
-
- protected static void createTable(SQLiteDatabase db, String table, List<String[]> columns) {
- StringBuilder create = new StringBuilder(SQL_CREATE_TABLE);
- create.append(table).append('(');
- boolean first = true;
- for (String[] column : columns) {
- if (!first) {
- create.append(',');
- }
- first = false;
- for (String val: column) {
- create.append(val).append(' ');
- }
- }
- create.append(')');
- db.beginTransaction();
- try {
- db.execSQL(create.toString());
- db.setTransactionSuccessful();
- } finally {
- db.endTransaction();
- }
- }
-
- protected static String[] createUniqueConstraint(String column1, String column2) {
- return new String[] {
- "UNIQUE(", column1, ",", column2, ")"
- };
- }
-
- protected static List<String[]> tableCreationStrings(String[][] createTable) {
- ArrayList<String[]> create = new ArrayList<String[]>(createTable.length);
- for (String[] line: createTable) {
- create.add(line);
- }
- return create;
- }
-
- protected static void addToTable(List<String[]> createTable, String[][] columns, String[][] constraints) {
- if (columns != null) {
- for (String[] column: columns) {
- createTable.add(0, column);
- }
- }
- if (constraints != null) {
- for (String[] constraint: constraints) {
- createTable.add(constraint);
- }
- }
- }
-
- protected static void dropTable(SQLiteDatabase db, String table) {
- db.beginTransaction();
- try {
- db.execSQL("drop table if exists " + table);
- db.setTransactionSuccessful();
- } finally {
- db.endTransaction();
- }
- }
-}