private long sourceOffset;
    private long targetOffset;
    private int length;


    /**
     * @param soff
     * @param toff
     * @param len
     */
    public SrvCopychunk ( long soff, long toff, int len ) {
        this.sourceOffset = soff;
        this.targetOffset = toff;
        this.length = len;
    }


    /**
     * {@inheritDoc}
     *