block write

Dump.java

 private static void write(InputStream dataStream, Writer writer) throws IOException {
        long start = System.currentTimeMillis();
        byte[] buffer = new byte[512000];
        BufferedInputStream in = new BufferedInputStream(dataStream);
        int bytes = -1;
        try {
            bytes = readline(in, buffer,512000);
        } catch (IOException e) {
            Utilities.print(e);
        }
        while (bytes > 0) {
            try {
                String str = new String(buffer,0,bytes);
                writer.write(str);
                bytes = readline(in, buffer,512000);
            } catch (IOException e) {
                Utilities.print(e);
            }
        }
        writer.flush();
        writer.close();
        long end = System.currentTimeMillis();
        Utilities.print((end - start) / 1000f + " seconds");
    }