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One of the coolest things about Jetty is the ability to run it in embedded mode. This means that you can write a Java app with a main method that will launch a Jetty server. This has some really nice benefits. For example, it makes it really easy to deploy a server to EC2 because Read More
I often want to have a String description of my beans for debugging or logging purposes, but hate having to manually concatenate the fields in my class to create a toString() method. This code snippet using Apache Commons is very helpful for just such occasions. Thanks to Paul Wilton who suggested this updated code snippet in Read More
One of my first posts was a comparison of HTML parsers. Today I found a particularly challenging document to parse. None of the parsers I had compared earlier were able to handle the malformed HTML in this table where the td elements were prematurely ended. The behavior of Neko and HtmlCleaner made the most sense Read More
I have created an .htaccess file to do URL rewriting for every site I’ve ever created. If you’re not familiar with URL rewriting, it is used to modify a URL or redirect the user before the requested resource is fetched. One of its major uses is to make URLs human readable. That means your users Read More
If you’ve used Java 1.5 Generics much then you’re probably familiar with the following compile warning: “Type safety: The expression of type List needs unchecked conversion to conform to List<String>” or similar. It turns out there’s a rather simple solution with annotations to ignore this problem: @SuppressWarnings(“unchecked”) A couple other possible uses of the annotation Read More
I had to do some HTML parsing today, but unfortunately most HTML on the web is not well-formed like any markup I’d create. Missing end tags and other broken syntax throws a wrench into the situation. Luckily, others have already addressed this issue. Many times over in fact, leaving many to wonder which solution to Read More
I tried to run an Ant target within Eclipse today and got a fun error: BUILD FAILED java.lang.NoClassDefFoundError: com/sun/javadoc/Type This happened because Ant could not find tools.jar, which contains classes to used to run javac and javadoc. The solution: Open up Window->Preferences->Java->Installed JREs Set your default JRE to a JDK/SDK Open up the one you Read More
A few times now I’ve tried to use ASM 2.2.3 in an application that was utilizing Hibernate. It doesn’t work the way you’d hope. The easiest solution I’ve found is to remove the CGLib and ASM (1.5.3), which come with Hibernate and instead replace them with a copy of cglib-nodep. Using the no dependencies version Read More