A relatively unknown, but powerful way to integrate with Solr is via its support for XSLT, eXtensible Stylesheet Language Transformations. XSLT is a specification for transforming XML documents into other XML formats, which includes HTML. There are various implementations of this specification and Java includes one. Solr provides a query response writer that executes a provided XSLT stylesheet, to transform Solr's XML search results into some other format. Solr comes with a couple of examples in
./conf/xslt/. Here is an example of transforming search results into an RSS feed:
wt parameter triggers the use of XSLT, and the ...