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

public static Uri createUri(String foldername) {
    String storageState = Environment.getExternalStorageState();
    if (storageState.equals(Environment.MEDIA_MOUNTED)) {
        final File root = new File(
                Environment.getExternalStorageDirectory() + File.separator + foldername + File.separator);
        root.mkdirs();//from   w  ww .j  av a  2s  .co m
        final String fname = getUniqueImageFilename(foldername);
        final File sdImageMainDirectory = new File(root, fname);
        return Uri.fromFile(sdImageMainDirectory);
    }
    return null;
}

From source file:Main.java

public static File getWritableFileDir(Context context) {
    if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
        File file = context.getExternalFilesDir(null);
        if (file == null) {
            file = context.getFilesDir();
        }//from   ww w . j a v a  2s. co m
        return file;
    } else {
        return context.getFilesDir();
    }
}

From source file:Main.java

public static String getSdCacheDir(Context context) {
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {

        if (true) {
            Context appContext = context.getApplicationContext();

            File amap = appContext.getExternalFilesDir("offlineMap");
            return amap.getAbsolutePath() + "/";
        } else {//from  w  w  w .ja va2 s .c o  m

            File fExternalStorageDirectory = Environment.getExternalStorageDirectory();
            File autonaviDir = new File(fExternalStorageDirectory, "amapsdk");
            boolean result = false;
            if (!autonaviDir.exists()) {
                result = autonaviDir.mkdir();
            }
            File minimapDir = new File(autonaviDir, "offlineMap");
            if (!minimapDir.exists()) {
                result = minimapDir.mkdir();
            }
            return minimapDir.toString() + "/";
        }

    } else {
        return "";
    }
}

From source file:Main.java

/**
 * Simple helper to ensure that we can write to Android filesystem.
 * @return//  w  w  w . j a  v  a  2s. co  m
 */
public static boolean isExternalStorageWritable() {
    try {
        String state = Environment.getExternalStorageState();
        if (Environment.MEDIA_MOUNTED.equals(state)) {
            return true;
        }
        return false;
    } catch (Exception e) {
        return false;
    }
}

From source file:Main.java

/**
 * Checks if the external Storage is available
 * @return//from w  w  w  . j a  va  2 s. c  o m
 */
public static boolean isExternalStorageAvailable() {
    String state = Environment.getExternalStorageState();
    if (state.equals(Environment.MEDIA_MOUNTED)) {
        return true;
    } else {
        return false;
    }
}

From source file:Main.java

public static String getAvaibleSDCardPath() {
    String str = Environment.getExternalStorageDirectory().getAbsolutePath();
    if (!Environment.getExternalStorageState().equals("mounted")) {
        str = INTERNAL_CARD;//from  w ww.  j av  a  2 s.  co m
    }
    return str;
}

From source file:Main.java

public static boolean checkSdCard() {
    //        if (android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)) {
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        isSdCard = true;// ww  w.  java 2s .c  o  m
    } else {
        isSdCard = false;
    }
    return isSdCard;
}

From source file:Main.java

public static String getSavePath() {
    String savePath = null;/*  ww  w  . java 2 s  . c o m*/
    if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
        savePath = Environment.getExternalStorageDirectory().getAbsolutePath();
    } else {
        File[] files = new File("/mnt/").listFiles();
        if (files.length > 0) {
            String filePath = null;
            for (int p = 0; p < files.length; p++) {
                if (files[p].isDirectory()) {
                    if (files[p].getPath().indexOf("sdcard") >= 0) {
                        StatFs st = new StatFs(files[p].getPath());
                        int blocksize = st.getBlockSize();
                        int blockcount = st.getBlockCount();
                        if ((blocksize * blockcount) > 0) {
                            filePath = files[p].getPath();
                        }
                    }

                }
            }
            if (filePath != null) {
                savePath = filePath;
            } else {
                savePath = null;
            }
        }
    }
    return savePath;
}

From source file:Main.java

public static String getDownloadDir() {
    String status = Environment.getExternalStorageState();
    if (status == null || !status.equals(Environment.MEDIA_MOUNTED)) {
        return null;
    }//from ww w . j  a v  a2  s.  c  om

    String path = null;

    // get the sdcard directory
    File sdFile = Environment.getExternalStorageDirectory();
    if (null != sdFile) {
        path = sdFile.toString();
    } else {
        path = "/sdcard/";
    }

    path += "/download";

    File destDir = new File(path);
    if (!destDir.exists()) {
        try {
            if (!destDir.mkdirs()) {
                Log.e("getDownloadDir", "create folder " + path + " failed");
                return null;
            }
        } catch (SecurityException e) {
            Log.e("getDownloadDir", "create folder " + path + " failed: " + e.toString());
            return null;
        }
    }

    return path;
}

From source file:Main.java

public static boolean checkSDCard() {
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        return true;
    } else {/*from   ww w  .ja  v a  2s  .c om*/
        return false;
    }
}