Those using IntelliJ or Eclipse may want to grab code styles for Lucene (and Solr, Nutch, and Hadoop) that Grant and I put in https://issues.apache.org/jira/browse/SOLR-245 . I hope they are helpful. The plan is to stick them on the Wiki (and link from HowToContribute.... pages?).
Otis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Simpy -- http://www.simpy.com/ - Tag - Search - Share
