JPEDAL – Java PDF ライブラリー

				
					final PdfUtilities utilities = new PdfUtilities("path/to/exampleFile.pdf");
 
try {
    if (utilities.openPDFFile()) {
        // Returns a String containing all metadata fields for the document
        final String documentPropertiesAsXML = utilities.getDocumentPropertyFieldsInXML();
 
        // Returns the total page count as an int
        final int totalPageCount = utilities.getPageCount();
 
        for (int i = 1; i != totalPageCount; i++) {
            // Get the page dimensions for the specified page in the given units and type
            final float[] pageDimensions = utilities.getPageDimensions(i, PdfUtilities.PageUnits.Pixels, PdfUtilities.PageSizeType.CropBox);
 
            // Returns the image data as a String for the specified page
            final String xImageDataForPage = utilities.getXImageDataForPage(i);
        }
    }
}
catch (final PdfException e) {
    e.printStackTrace();
}
utilities.closePDFfile();