/*
 * 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.camera.data;

import android.content.ContentResolver;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;

public class DataUtils {

    /**
     * Get the file path from a Media storage URI.
     */
    public static String getPathFromURI(ContentResolver contentResolver, Uri contentUri) {
        String[] proj = {
                MediaStore.Images.Media.DATA
        };
        Cursor cursor = contentResolver.query(contentUri, proj, null, null, null);
        if (cursor == null) {
            return null;
        }
        try {
            int columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            if (!cursor.moveToFirst()) {
                return null;
            } else {
                return cursor.getString(columnIndex);
            }
        } finally {
            cursor.close();
        }
    }

}