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Blog Archive for caroljmcdonald during July 2009

jpaconcurrency Optimistic Concurrency Optimistic locking lets concurrent transactions process simultaneously, but detects and prevent collisions, this works best for applications where most concurrent transactions do not conflict. JPA Optimistic locking allows anyone to read and update an entity, however a version check is made upon commit and an exception is thrown if the version was updated...
JSF 2.0, JPA, GlassFish and MySQL JSF 2.0, JPA, GlassFish and MySQL This Pet Catalog app explains a web application that uses JSF 2.0, JPA, GlassFish and MySQL. I took this example  GlassFish and MySQL, Part 2: Building a CRUD Web Application With Data Persistence and modified it to use some of the new features JSF 2.0.  Download the sample code Explanation of the usage...
jax June: 2 JavaOne Hands On Labs , Sun Technology Exchange, Java Technology Day Israel, and Java Day Turkey   I had a very busy June, I gave two Hands on Labs at JavaOne, two sessions at the Sun Technology Exchange, three sessions at Java Technology Day in Tel Aviv Israel, and one session at Java Day in Istanbul Turkey. JavaOne Hands On Labs: I co-developed and delivered 2...