public void clear(int i) {
        char ch = (char) -1;
        int apos = i - 1;
        int rpos = pos - 1;
        for (; rpos > -1 && apos > -1; rpos--, apos--) {
            buffer[rpos] = ch;
            buffer2[rpos] = -1;
        }
        for (rpos = buffer.length - 1; apos > -1; rpos--, apos--) {
            buffer[rpos] = ch;
            buffer2[rpos] = -1;
        }
    }
public void clear ( int i ) { char ch = ( char ) - 1 ; int apos = i - 1 ; int rpos = pos - 1 ; for ( ; rpos > - 1 && apos > - 1 ; rpos -- , apos -- ) { buffer [ rpos ] = ch ; buffer2 [ rpos ] = - 1 ; } for ( rpos = buffer . length - 1 ; apos > - 1 ; rpos -- , apos -- ) { buffer [ rpos ] = ch ; buffer2 [ rpos ] = - 1 ; } }
Clear scan buffer at position.
@param i the position