Example usage for android.os Environment getExternalStorageDirectory

List of usage examples for android.os Environment getExternalStorageDirectory

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Introduction

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

Prototype

public static File getExternalStorageDirectory()

Source Link

Document

Return the primary shared/external storage directory.

Usage

From source file:Main.java

public static String compressGzipFile(String filename) {
    if (android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)) {

        File flockedFilesFolder = new File(
                Environment.getExternalStorageDirectory() + File.separator + "FlockLoad");
        System.out.println("FlockedFileDir: " + flockedFilesFolder);
        String uncompressedFile = flockedFilesFolder.toString() + "/" + filename;
        String compressedFile = flockedFilesFolder.toString() + "/" + "gzip.zip";

        try {//  ww  w  . java  2  s.c  o m
            FileInputStream fis = new FileInputStream(uncompressedFile);
            FileOutputStream fos = new FileOutputStream(compressedFile);
            GZIPOutputStream gzipOS = new GZIPOutputStream(fos) {
                {
                    def.setLevel(Deflater.BEST_COMPRESSION);
                }
            };

            byte[] buffer = new byte[1024];
            int len;
            while ((len = fis.read(buffer)) != -1) {
                gzipOS.write(buffer, 0, len);
            }
            //close resources
            gzipOS.close();
            fos.close();
            fis.close();
            return compressedFile;
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return null;

}

From source file:Main.java

public static boolean copyAsset(Context context, AssetManager am, boolean force) {
    File newDir = getSDDir(context);
    File sd = Environment.getExternalStorageDirectory();
    if (sd != null && sd.exists() && sd.isDirectory() && newDir != null && newDir.exists()
            && newDir.isDirectory()) {
        File hpDir = new File(sd, ".hp48");
        if (hpDir.exists()) {
            File allFiles[] = hpDir.listFiles();
            if (allFiles != null && allFiles.length > 0) {
                Log.i("x48",
                        "Moving x48 files from the old dir " + sd.getAbsolutePath() + " to the proper one :");
                for (File file : allFiles) {
                    File newFile = new File(newDir, file.getName());
                    Log.i("x48", "Moving " + file.getAbsolutePath() + " to " + newFile);
                    file.renameTo(newFile);
                }/*from ww w .  j  av a 2 s  . c o  m*/
            }
            Log.i("x48", "Deleting old directory");
            hpDir.delete();
        }
    }
    return copyAsset(am, newDir, force);
}

From source file:Main.java

public static int[] readBin83PtIndex(String dir, String fileName) {
    int i = 0;/*from w w  w .ja v  a  2  s  .  c  o  m*/
    int x = 0;
    int[] tab = new int[83];
    File sdLien = Environment.getExternalStorageDirectory();
    File inFile = new File(sdLien + File.separator + dir + File.separator + fileName);
    Log.d(TAG, "path of file : " + inFile);
    if (!inFile.exists()) {
        throw new RuntimeException("File doesn't exist");
    }
    DataInputStream in = null;
    try {
        in = new DataInputStream(new FileInputStream(inFile));
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
    try {
        x = in.readInt();
        while (true) {
            tab[i] = x;
            i++;
            x = in.readInt();
        }
    } catch (EOFException e) {
        try {
            Log.d(TAG, "close");
            in.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try { //free ressources
                Log.d(TAG, "close");
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return tab;
}

From source file:Main.java

public static boolean writeFile(byte[] buffer, String folder, String fileName) {
    boolean writeSucc = false;

    boolean sdCardExist = Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED);

    String folderPath = "";
    if (sdCardExist) {
        folderPath = Environment.getExternalStorageDirectory() + File.separator + folder + File.separator;
    } else {/*from w w  w.ja v a 2s.  c o  m*/
        writeSucc = false;
    }

    File fileDir = new File(folderPath);
    if (!fileDir.exists()) {
        fileDir.mkdirs();
    }

    File file = new File(folderPath + fileName);
    FileOutputStream out = null;
    try {
        out = new FileOutputStream(file);
        out.write(buffer);
        writeSucc = true;
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    return writeSucc;
}

From source file:Main.java

public static int[] readBinIntArray(String dir, String fileName, int size) {
    int x;//from   www  . jav a 2s.com
    int i = 0;
    int[] tab = new int[size];
    File sdLien = Environment.getExternalStorageDirectory();
    File inFile = new File(sdLien + File.separator + dir + File.separator + fileName);
    Log.d(TAG, "path of file : " + inFile);
    if (!inFile.exists()) {
        throw new RuntimeException("File doesn't exist");
    }
    DataInputStream in = null;
    try {
        in = new DataInputStream(new FileInputStream(inFile));
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
    try {
        x = in.readInt();
        while (true) {
            tab[i] = x;
            i++;
            x = in.readInt();
        }
    } catch (EOFException e) {
        try {
            Log.d(TAG, "close");
            in.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try { //free ressources
                Log.d(TAG, "close");
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return tab;
}

From source file:Main.java

public static float[] readBinFloat(String dir, String fileName, int size) {
    float x;/* w  w  w. j  av  a2s.  c om*/
    int i = 0;
    float[] tab = new float[size];
    File sdLien = Environment.getExternalStorageDirectory();
    File inFile = new File(sdLien + File.separator + dir + File.separator + fileName);
    Log.d(TAG, "path of file : " + inFile);
    if (!inFile.exists()) {
        throw new RuntimeException("File doesn't exist");
    }
    DataInputStream in = null;
    try {
        in = new DataInputStream(new FileInputStream(inFile));
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
    try {
        x = in.readFloat();
        while (i < size) {
            tab[i] = x;
            i++;
            x = in.readFloat();
        }
    } catch (EOFException e) {
        try {
            Log.d(TAG, "close");
            in.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try { //free ressources
                Log.d(TAG, "close");
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return tab;
}

From source file:Main.java

/***
 * write a line to the log file/*from   www. j  a  v a 2s.c o m*/
 * 
 * @param line
 */
public static void writeToLog(String line) {
    DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
    Date date = new Date();
    File f = new File(Environment.getExternalStorageDirectory() + File.separator + folderName);
    boolean success = true;
    if (!f.exists()) {
        success = f.mkdir();
    }
    if (success) {
        // Do something on success
        File fileDir = new File(f, dateFormat.format(date) + ".txt");
        try {
            FileOutputStream os = new FileOutputStream(fileDir, true);
            os.write(line.getBytes());
            os.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}

From source file:Main.java

public static float[] readBinTextureArray(String dir, String fileName, int size) {
    float x;/*from w  w  w .ja v  a2 s  .  c om*/
    int i = 0;
    float[] tab = new float[size];
    File sdLien = Environment.getExternalStorageDirectory();
    File inFile = new File(sdLien + File.separator + dir + File.separator + fileName);
    Log.d(TAG, "path of file : " + inFile);
    if (!inFile.exists()) {
        throw new RuntimeException("File doesn't exist");
    }
    DataInputStream in = null;
    try {
        in = new DataInputStream(new FileInputStream(inFile));
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
    try {
        x = in.readFloat(); // convert here for OpenGl
        while (true) {
            tab[i] = x / 255.0f;
            i++;
            x = in.readFloat(); // convert here for OpenGl
        }
    } catch (EOFException e) {
        try {
            Log.d(TAG, "close");
            in.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try { //free ressources
                Log.d(TAG, "close");
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return tab;
}

From source file:Main.java

public static String[] getExternalDirs(Context context) {
    List<String> paths = new ArrayList<String>();
    String[] secondaryDirs = getSecondaryDirs();
    if (secondaryDirs != null) {
        for (String secondaryDir : secondaryDirs) {
            paths.add(secondaryDir + "/roadsigns");
        }//from  w  w w. ja  v a  2s  . co m
    }

    File externalStorageDir = Environment.getExternalStorageDirectory();
    if (externalStorageDir != null && externalStorageDir.isDirectory()) {
        paths.add(Environment.getExternalStorageDirectory().getPath() + "/roadsigns");
    }

    return paths.toArray(new String[paths.size()]);
}

From source file:Main.java

public static String saveImg(Bitmap b, String name) throws Exception {
    String path = Environment.getExternalStorageDirectory().getPath() + File.separator + "QuCai/shareImg/";
    File mediaFile = new File(path + File.separator + name + ".jpg");
    if (mediaFile.exists()) {
        mediaFile.delete();//  w w  w  .  j  av a  2  s  .  com

    }
    if (!new File(path).exists()) {
        new File(path).mkdirs();
    }
    mediaFile.createNewFile();
    FileOutputStream fos = new FileOutputStream(mediaFile);
    b.compress(Bitmap.CompressFormat.PNG, 100, fos);
    fos.flush();
    fos.close();
    b.recycle();
    b = null;
    System.gc();
    return mediaFile.getPath();
}