Example usage for android.os Environment getExternalStorageState

Introduction

In this page you can find the example usage for android.os Environment getExternalStorageState.

Prototype

public static String getExternalStorageState()

Source Link

Document

Returns the current state of the primary shared/external storage media.

Usage

From source file:Main.java

/**
 * Returns application files directory. Files directory will be created on SD card
 * <i>("/Android/data/[app_package_name]/files")</i> if card is mounted. Else - Android defines files directory on
 * device's file system./*from  ww  w  .j a  v a 2 s .c o  m*/
 * 
 * @param context Application context
 * @return Files {@link File directory}
 */
public static File getFilesDirectory(Context context) {
    File appFilesDir = null;
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        appFilesDir = getExternalFilesDir(context);
    }
    if (appFilesDir == null) {
        appFilesDir = context.getFilesDir();
    }
    return appFilesDir;
}

From source file:Main.java

public static boolean isSdCardAvailable() {
    return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
}

From source file:Main.java

/**
 * if sdcard available return true ,else return false
 * *//*from w ww.  j a  v  a  2  s  .  com*/
public static boolean isSdcardAvailable() {
    String sdcardStatus = Environment.getExternalStorageState();
    return sdcardStatus.equals(Environment.MEDIA_MOUNTED) ? true : false;
}

From source file:Main.java

public static File createSDDir(String dirName) throws IOException {
    File dir = new File(SDPATH + dirName);
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {

        System.out.println("createSDDir:" + dir.getAbsolutePath());
        System.out.println("createSDDir:" + dir.mkdir());
    }//  www.ja  v a2s  .c o  m
    return dir;
}

From source file:Main.java

/**
 * @return true if the data path is currently available. However, it can vanish at any time so
 * normally you should just try to use it and rely on the exceptions.
 *//* w w w.  java 2 s.  c om*/
public static boolean isDataPathAvailable() {
    return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
}

From source file:Main.java

/**
 * Checks if the external media (SD Card) is writable
 *
 * @return boolean True if Writable//from  w  w  w .  jav a2  s .c om
 */
public static boolean isSdWritable() {

    boolean mExternalStorageAvailable = false;
    try {
        String state = Environment.getExternalStorageState();

        if (Environment.MEDIA_MOUNTED.equals(state)) {
            // We can read and write the media
            mExternalStorageAvailable = true;
            Log.i(TAG, mTAG + ": External storage card is readable.");
        } else {
            mExternalStorageAvailable = false;
        }
    } catch (Exception ex) {
        Log.e(TAG, mTAG + ":isSdWritable - " + ex.getMessage());
    }
    return mExternalStorageAvailable;
}

From source file:Main.java

public static File getCacheDirectory(Context context) {
    File appCacheDir = null;//www.ja v  a 2 s  .co m
    if (MEDIA_MOUNTED.equals(Environment.getExternalStorageState()) && hasExternalStoragePermission(context)) {
        appCacheDir = getExternalCacheDir(context);
    }
    if (appCacheDir == null) {
        appCacheDir = context.getCacheDir();
    }
    if (appCacheDir == null) {
        Log.w(TAG, "Can't define system cache directory! The app should be re-installed.");
    }
    return appCacheDir;
}

From source file:Main.java

public static boolean checkExternalDispose() {
    boolean mExternalStorageAvailable = false;
    boolean mExternalStorageWriteable = false;
    final String state = Environment.getExternalStorageState();

    if (Environment.MEDIA_MOUNTED.equals(state)) {
        mExternalStorageAvailable = mExternalStorageWriteable = true;
    } else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
        mExternalStorageAvailable = true;
        mExternalStorageWriteable = false;
    } else {/* ww w  .j  a v a2s  . c  o  m*/
        mExternalStorageAvailable = mExternalStorageWriteable = false;
    }
    return mExternalStorageAvailable && mExternalStorageWriteable;
}

From source file:Main.java

public static File getSDPath(Context context) {
    File sdDir = context.getCacheDir();
    boolean sdCardExist = Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED);
    if (sdCardExist) {
        sdDir = Environment.getExternalStorageDirectory();
    }//from  w ww.  j a  va2s  .c  om
    return sdDir;
}

From source file:Main.java

/**
 * Returns specified application cache directory. Cache directory will be created on SD card by defined path if card
 * is mounted. Else - Android defines cache directory on device's file system.
 * //  w ww. j a  v a 2s .  c o m
 * @param context Application context
 * @param cacheDir Cache directory path (e.g.: "AppCacheDir", "AppDir/cache/images")
 * @return Cache {@link File directory}
 */
public static File getOwnCacheDirectory(Context context, String cacheDir) {
    File appCacheDir = null;
    if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
        appCacheDir = new File(Environment.getExternalStorageDirectory(), cacheDir);
    }
    if (appCacheDir == null || (!appCacheDir.exists() && !appCacheDir.mkdirs())) {
        appCacheDir = context.getCacheDir();
    }
    return appCacheDir;
}