Apache PDFBox 1.8.4 发布了，包含多项 bug 修复和改进，详细列表如下：
[PDFBOX-161] - java.util.EmptyStackException from PDFTextStripper.writeText
[PDFBOX-940] - [pdmodel.font.PDFont] Error: Could not parse predefined CMAP file for
'PDFXC-Indentity0-0'
[PDFBOX-1302] - Got ArrayIndexOutOfBoundsException in parsing a Chinese ttf file.
[PDFBOX-1541] - expected='endstream' actual='' failure to parse
[PDFBOX-1585] - org.apache.pdfbox.util.PDFTextStripper.getText() causes thread
to block
indefinitely
[PDFBOX-1625] - java.lang.IndexOutOfBoundsException at writing PDF file
[PDFBOX-1668] - Loading a Russian PDF never finishes
[PDFBOX-1679] - java.io.IOException: Error: Expected an integer type, actual='f'
[PDFBOX-1725] - Character rendered at wrong position
[PDFBOX-1733] - Rectangles have one rounded edge in rendered image only
[PDFBOX-1763] - Exception caused by "Invalid ICC Profile Data"
[PDFBOX-1770] - ExtractText gets all "?" when pdf 's font is instance of PDType1Font
[PDFBOX-1777] - memory leak in org.apache.pdfbox.cos.COSDocument
[PDFBOX-1789] - NullPointerException at PDPageContentStream.setFont
[PDFBOX-1794] - Rendering Problem with Type 3 Fonts
[PDFBOX-1796] - Infiniteloop BaseParser.java:1010
[PDFBOX-1799] - NullPointerException when constructing a PDJPeg using a
BufferedImage
[PDFBOX-1802] - COSDictionary in COSArray setDirect(true) but dic written indirect
[PDFBOX-1804] - PDFTextStripper Issue related to word positions not correctly
being parsed
[PDFBOX-1808] - PDFTextStripper.getText - hight memory usage
[PDFBOX-1810] - PDFToImage: Image of pdf is resized and drawn multiple times at
top of
output image
[PDFBOX-1812] - Illegal characters in XML output
[PDFBOX-1818] - Push back buffer is full error
[PDFBOX-1829] - PDF Extract Image Pixelmap Issue
[PDFBOX-1830] - Grey background rectangle rendered at different position
[PDFBOX-1861] - Line is incorrectly dashed
[PDFBOX-1862] - Incomplete signature creation (regression in 1.8.3 with PDFBOX-1780)
Improvement
[PDFBOX-1685] - Verify interpretation of rdf:about for PDF/A
[PDFBOX-1707] - Add dispose() when done with graphics
[PDFBOX-1769] - Fix crash on invalid xref
[PDFBOX-1815] - Suggestion: close files in COSStream
[PDFBOX-1820] - Suggestion: close streams in PDIndex and PDJpeg
[PDFBOX-1839] - PDFImageWriter default BufferedImage type makes output colors
look poor
项目主页：http://pdfbox.apache.org/
来自:开源中国社区
