Lucene提供了一组简单却足够强大的核心API，只需要最小限度地理解全文索引和搜索。你只须学习它的几个类从而把Lucene集成到一个应用程序中。因为Lucene是一个Java库，它并不限定要索引和搜索的内容，这使得它比其它一些搜索程序更具有优势。-Lucene provides a set of simple but powerful enough to the core API, only minimal understanding of the need for full-text ind

jbpm3.1中文文档:核心工作流和BPM 功能被封状作为一个简单的Java库.这个库包括在jBPM数据库中存储,更新和检索流程信息的服务-jbpm3.1 Chinese documents: the core workflow and BPM functionality to be closed like a simple Java library. This library is included in the jBPM database, store, update and retriev