Method flip

lib/java/nio/Buffer.java:128–133

Flips this buffer. The limit is set to the current position, then the position is set to zero, and the mark is cleared. The content of this buffer is not changed. @return this buffer.

()

     * @return this buffer.
     */
    public final Buffer flip() {
        limit = position;
        position = 0;
        mark = UNSET_MARK;
        return this;
    }

    /**
     * Indicates if there are elements remaining in this buffer, that is if