[안드로이드] 파일 저장.복사

 public void save(){

   

    String str = "/data/log";

   

    try{

    File intputfile = new File(str, "/dumpstate_app_error.txt.gz");

    FileInputStream fis = new FileInputStream(intputfile);

    File outputfile = new File(SDCARD_Path, "/dumpstate_app_error.txt.gz");

    FileOutputStream fos = new FileOutputStream(outputfile);

   

        byte[] data = new byte[fis.available()];

        while (fis.read(data) != -1){

        fos.write(data);

        Log.i("Write", data.toString());

        }

        fis.close();

        fos.close();

       

        Toast.makeText(context, "/sdcard에 저장되었습니다.", Toast.LENGTH_SHORT).show();

    }catch(Exception e){

    e.printStackTrace();

    } 

    }