1 package org.xeli.dataapk;

     2 

     3 

     4 import java.io.File;

     5 import java.io.FileOutputStream;

     6 import java.io.IOException;

     7 import java.io.InputStream;

     8 import java.io.OutputStream;

     9 

    10 import android.content.Context;

    11 import android.content.res.AssetManager;

    12 import android.util.Log;

    13 

    14 public class AssetsToSDCard implements Runnable {

    15 

    16 	public int INTERNAL_SDCARD = 0;

    17 	public int EXTERNAL_SDCARD = 1;

    18 

    19 	private Context context;

    20 	private File outputDir;

    21 	public AssetsToSDCard(Context c, boolean verifiedFreeSpace, String _outputDir){

    22 		context = c;

    23 		outputDir = c.getExternalFilesDir("Data").getParentFile();

    24 	}

    25 

    26 	private void copyFile(InputStream in, OutputStream out) throws IOException {

    27 		byte[] buffer = new byte[1024];

    28 		int read;

    29 		while((read = in.read(buffer)) != -1){

    30 			out.write(buffer, 0, read);

    31 		}

    32 	}

    33 

    34 	private void visitAllFiles(AssetManager assManager, String[] childs, String file){

    35 		try {

    36 			InputStream in;

    37 			OutputStream out;

    38 			if(childs.length == 0){ //file = a non directory file

    39 				in = assManager.open(file);

    40 				File f = new File(outputDir, file);

    41 				out = new FileOutputStream(f);

    42 				copyFile(in, out);

    43 			}else{ //file = a directory

    44 				for(String s : childs){

    45 					File f = new File(outputDir, file);

    46 					f.mkdir();

    47 					String tmp = file + '/' + s;

    48 					visitAllFiles(assManager, assManager.list(tmp), tmp);

    49 				}

    50 			}

    51 

    52 		} catch (IOException e) {

    53 			//TODO handle correctly

    54 			Log.e("fail", file);

    55 			e.printStackTrace();

    56 		}

    57 	}

    58 

    59 	public void run() {//Runs in it's own thread

    60 		AssetManager assManager = context.getAssets();

    61 

    62 		try {

    63 			Log.e("DataDownloader", "Starting to copy files");

    64 			visitAllFiles(assManager, assManager.list("Data"), "Data");

    65 			Log.e("DataDownloader", "Done copying files");

    66 		} catch (IOException e) {

    67 			e.printStackTrace();

    68 		}

    69 	}

    70 

    71 }