Articles for July, 2014

Java EE 7 Database Migrations with Liquibase and WildFly

Thursday, July 31st, 2014

I have written about other database migration frameworks before but in this article I’d like to cover the Liquibase framework in combination with WildFly as Java EE 7 compatible application server.

In the following tutorial, we’re going to write a full Java EE 7 book store application with a few steps and with Liquibase on board to create the database structure and insert example data into the database.

Thanks to the WildFly Maven Plug-in we even do not need to download and configure the application server but let Maven and the plug-in do the work for us.

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XMLBeam: Snippets and Examples

Tuesday, July 22nd, 2014

XMLBeam is an interesting library using an approach of projecting parts of an XML DOM tree into Java using some simple interfaces, annotations and XPath expressions.

In the following article, I’d like to share three experiments of mine with this library for reading, writing XML and parsing a live RSS feed.

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Lucene by Example: Specifying Analyzers on a per-field-basis and writing a custom Analyzer/Tokenizer

Sunday, July 6th, 2014

Lucene is my favourite search engine library and the more often I use it in my projects the more features or functionality I find that were unknown to me.

Two of those features I’d like to share in the following tutorial is one the one hand the possibility to specify different analyzers on a per-field basis and on the other hand the API to create a simple character based tokenizer and analyzer within a few steps.

Finally we’re going to create a small index- and search application to test both features in a real scenario.

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