Java程序  |  38行  |  1.13 KB

/*
 * Copyright (C) 2015 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.example.android.autobackupsample;

import android.os.Environment;
import android.util.Log;

/**
 * Utility methods for the app.
 */
public class Utils {

    private static final String TAG = "AutoBackupSample";

    public static boolean isExternalStorageAvailable() {
        String state = Environment.getExternalStorageState();
        if (!Environment.MEDIA_MOUNTED.equals(state)) {
            Log.d(TAG, "The external storage is not available.");
            return false;
        }
        return true;
    }
}