Java

UPDATE: Oliver Roup has published updated code that uses the builtin XPath processor in JDK 1.5

Some emails and comments on Screenscraping HTML with TagSoup and XPath alerted me to the fact that the example I gave on…

I wrote an RDF crawler (aka scutter) using Java and the Jena RDF toolkit that spiders the web gathering up semantic web data and storing it in any of Jena’s backend stores (in-memory, Berkeley DB, mysql, etc). Download it here.

Often I find I need to pull out a bit of information from a webpage to reuse inside some code. I’ve always done this from the commandline using a combination of wget, HTML TIDY and xsltproc. Recently I’ve been doing the same thing in program code using…

Because the Exchange mailserver at work is frustratingly slow and doesn’t have a flexible cross-folder search option, I wanted an indexing spider for IMAP. After a bit of struggling with the javamail API and almost no work at all plugging the messages into Lucene (which is…

Every time I start a new java project, no matter what size, the first thing I do is go hunting through my java directories looking for one to use as a template. Over time I’ve gathered some pretty useful ant targets and settled on a fairly rational directory structure. Today I got…

A background project for a while has been to write a bot to help me annotate the fairly large number of pictures I post to picdiary (1496 at the last count). Creating a document of RSS-based metadata is a slightly cumbersome text-editor job every time I post a new set of pics.

To support the work I’ve been doing with Wordnet and RDF, I wrote a utility Java class to handle URIs from the Wordnet ontology for RDF devised by Dan Brickley.