public static void copy(InputStream input, Writer output) throws IOException {
        copy(input, output, Const.DEFAULT_ENCODING);
    }
public static void copy(InputStream input, Writer output) throws IOException {
        copy(input, output, Const.DEFAULT_ENCODING);
    }
public static void copy ( InputStream input , Writer output ) throws IOException { copy ( input , output , Const . DEFAULT_ENCODING ) ; }
Copies input stream to writer using buffer.
Copies input stream to writer using buffer .