Method charAt

lib/java/nio/CharBuffer.java:216–221

Returns the character located at the specified index in the buffer. The index value is referenced from the current buffer position. @param index the index referenced from the current buffer position. It must not be less than zero but less than the value obtained from a

(int index)

     *                if the index is invalid.
     */
    public final char charAt(int index) {
        if (index < 0 || index >= remaining()) {
            throw new IndexOutOfBoundsException();
        }
        return get(position + index);
    }

    /**
     * Compacts this char buffer.