public void append(final char data) { provideCapacity(length + 1); c[length] = data; length++;
public void append(final CharBuffer cb) { if (cb == null) return; provideCapacity(length + cb.length); System.arraycopy(cb.c, 0, c, length, cb.length); length += cb.length;
    public void append(final char data) {        provideCapacity(length + 1);        c[length] = data;        length++;    }