将raw中的apk拷贝到/data/data/包名/files/中，, //1 拷贝ra

将raw中的apk拷贝到/data/data/包名/files/中，, //1 拷贝ra

    //1 拷贝raw中的apk文件              InputStream in = null;              OutputStream out = null;              try {                  in = getResources().openRawResource(R.raw.dex_apk);                  out = this.openFileOutput("dex_apk.apk", Context.MODE_PRIVATE);                  copyFile(in, out);              } catch (FileNotFoundException e) {                  e.printStackTrace();              }finally {                  try {                      if (in != null) in.close();                  }catch (IOException e){}                  try{                      if (out != null) out.close();                  }catch (IOException e){}              }