Copy File : File « File « Android

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Android » File » File 
Copy File
    

//package org.alexis.libstardict;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

import android.os.Environment;

class FileUtils {
  public static boolean copyFile(File source, File dest) {
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    
    try {
      bis = new BufferedInputStream(new FileInputStream(source));
      bos = new BufferedOutputStream(new FileOutputStream(dest, false));
      
      byte[] buf = new byte[1024];
      bis.read(buf);
      
      do {
        bos.write(buf);
      while(bis.read(buf!= -1);
    catch (IOException e) {
      return false;
    finally {
      try {
        if (bis != nullbis.close();
        if (bos != nullbos.close();
      catch (IOException e) {
        return false;
      }
    }
    
    return true;
  }
  
  // WARNING ! Inefficient if source and dest are on the same filesystem !
  public static boolean moveFile(File source, File dest) {
    return copyFile(source, dest&& source.delete();
  }
  
  // Returns true if the sdcard is mounted rw
  public static boolean isSDMounted() {
    return Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED);
  }
}

   
    
    
    
  
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