存储目录获取 Android应用的清除数据和清除缓存、数据保存路径 SD卡

import android.content.Context;

import android.os.Environment;

import android.util.Log;

import java.io.File;

/**

• @author benny
• @date 2020/9/10 9:17
• @功能: 存储目录获取 Android应用的清除数据和清除缓存、数据保存路径 SD卡

*/

public class FileManager {

private static String TAG = FileManager.class.getSimpleName();

/**
 * 获取存储路径
 */
public static String getAbsolutePath(Context context) {
    return getStorageFile(context).getAbsolutePath();
}

/**
 * 获取存储目录
 */
public static File getStorageFile(Context context) {
    return getExternalStorageDirectory(context);
}

/**
 * @author benny
 * @create 2020/9/10 9:32
 * @Describe sd卡的路径
 */
public static File getExternalStorageDirectory(Context context) {
    File file = Environment.getExternalStorageDirectory();
    Log.i(TAG, "getExternalStorageDirectory: " + file.getAbsolutePath());
    return file;
}

/**
 * @return 正常加载的状态值
 * @author benny
 * @create 2020/9/10 9:27
 * @Describe SD卡加载状态
 */
public static String getExternalStorageState(Context context) {
    String file = Environment.getExternalStorageState();
    Log.i(TAG, "getExternalStorageState: " + file);
    return file;
}

/**
 * @return /storage/emulated/0/Android/data/packageName/cache
 * @author benny
 * @create 2020/9/10 9:30
 * @Describe 有SD卡的情况：应用的缓存目录
 */
public static File getExternalCacheDir(Context context) {
    File file = context.getExternalCacheDir();
    assert file != null;
    Log.i(TAG, "getExternalCacheDir: " + file.getAbsolutePath());
    return file;
}

/**
 * @return /data/data/packageName/cache
 * @author benny
 * @create 2020/9/10 9:30
 * @Describe 无SD卡的情况：应用的缓存目录
 */
public static File getCacheDir(Context context) {
    File file = context.getCacheDir();
    Log.i(TAG, "getCacheDir: " + file.getAbsolutePath());
    return file;
}

/**
 * @return /storage/emulated/0/Android/data/packageName/files/test
 * @author benny
 * @create 2020/9/10 9:30
 * @Describe 有SD卡的情况：应用的存储目录
 */
public static File getExternalFilesDir(Context context) {
    File file = context.getExternalFilesDir(context.getPackageName());
    assert file != null;
    Log.i(TAG, "getExternalFilesDir: " + file.getAbsolutePath());
    return file;
}

/**
 * @return /data/data/packageName/files
 * @author benny
 * @create 2020/9/10 9:30
 * @Describe 无SD卡的情况：应用的存储目录
 */
public static File getFilesDir(Context context) {
    File file = context.getFilesDir();
    Log.i(TAG, "getFilesDir: " + file.getAbsolutePath());
    return file;
}

}