Default layer names (defaultlayers.java, $Revision: 1.6 $): -----
Using class 'com.pdflib.plop' for running Cookbook example (pCOS Interface 11)
File name: ../input/layernames.pdf
        [Optional Content]
        child line1 (locked)
        Animals
            Cat
            Tiger
            Leopard
            Monkey
        foreground image (locked)
        Annotations