发布于 2016-12-18 01:23:17 | 329 次阅读 | 评论: 0 | 来源: 网友投递
Apache PDFBox Java类库
PDFBox（一个BSD许可下的源码开放项目）是一个为开发人员读取和创建PDF文档而准备的纯Java类库。
Apache PDFBox 2.0.3 发布了。
更新内容：
Bug 修复:
[PDFBOX-3300] - 缺少字形时的显示空格
[PDFBOX-3375] - 对单例使用静态锁
[PDFBOX-3396] - 压缩AcroForm与可见标志字段ETSI.CAdES.detached
......
提升:
[PDFBOX-3262] - AcroForm flattening will cause hidden fields become visible
[PDFBOX-3432] - Optimize CID to GlyphId mapping (TTF)
[PDFBOX-3502] - add character spacing to content stream
[PDFBOX-3529] - Read overprint attributes
[PDFBOX-3537] - Create example of AcroForm creation with field that has two widgets
[PDFBOX-3541] - Use /L entry to determine if a linearized file shall be treated as such for PDF/A validation
[PDFBOX-3547] - [Patch] Improved signing of existing signature fields
[PDFBOX-3552] - Allow external signing in two steps
[PDFBOX-3567] - Process softmasks in ExtractImages
[PDFBOX-3589] - Double negative float
[PDFBOX-3599] - Support 16 bit JPG2000 images
[PDFBOX-3618] - Helvetica in PDF/A - warn in PDType1Font.java about licensing issues
新特性:
[PDFBOX-3563] - Create sample code for creating a PDF with patterns
Test:
[PDFBOX-3539] - Close Document after printing
下载地址：