Java tutorial
//package com.java2s; /******************************************************************************* * Copyright 2015 CCwant * * 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. *******************************************************************************/ import android.content.Context; import android.os.Environment; public class Main { public static String getRootFilePath(Context context) { if (hasSDCard()) { //return Environment.getExternalStorageDirectory().getAbsolutePath();// filePath:/sdcard/android return context.getExternalCacheDir().getAbsolutePath();// filePath:/sdcard/android/+packageName+/cache } else { return context.getCacheDir().getAbsolutePath(); // filePath: /data/data/ } } public static boolean hasSDCard() { String status = Environment.getExternalStorageState(); if (!status.equals(Environment.MEDIA_MOUNTED)) { return false; } return true; } }