Inside XML

Setting CLASSPATH

As far as we're concerned, XML for Java is a huge set of classes ready for us to use. Those classes are stored in Java JAR (Java Archive) files, and we must make sure that Java can search those JAR files for the classes that it needs.

I discussed this process a little in the last chapter when I mentioned using the Java CLASSPATH environment variable. This is the variable that you set to tell Java where to look for additional classes your code may require. In our case, the JAR files we'll need to search for classes are called xerces.jar and xercesSamples.jar (these names may have changed by the time you read this).

Unfortunately, the way you set the CLASSPATH variable can vary by system. For example, to permanently set the class ...