Retrieve associated files (retrieve_associated_files.java): -----
Using class 'com.pdflib.pdflib' for running Cookbook example (pCOS Interface 13)
Input file name: ../input/associated_files.pdf
Associated file(s) for document:
	file 0: /Root/AF[0]
		Unicode filename='af5'
		relationship='Data'
		description='Associated file for document'
		length=34
Associated file(s) for page 1:
	file 0: pages[0]/AF[0]
		Unicode filename='af2'
		relationship='Data'
		description='Associated file for page'
		length=34
Associated file(s) for page 1, image 0:
	file 0: pages[0]/images[0]/AF[0]
		Unicode filename='af1'
		relationship='Data'
		description='Associated file for image'
		length=34
Associated file(s) for page 2, template 0:
	file 0: pages[1]/templates[0]/AF[0]
		Unicode filename='af3'
		relationship='Data'
		description='Associated file for imported PDF page'
		length=34
Associated file(s) for page 3, template 0:
	file 0: pages[2]/templates[0]/AF[0]
		Unicode filename='af4'
		relationship='Data'
		description='Associated file for SVG graphics'
		length=34
Associated file(s) for page 4, annotation 0:
	file 0: pages[3]/annots[0]/AF[0]
		Unicode filename='af5'
		relationship='Data'
		description='Associated file for annotation'
		length=34