A JAR (Java ARchive) is a zipped file that contains a set of Java classes. It is used to store compiled Java classes and associated metadata that can constitute a program. A JAR acts like a callable program library for Java code elements (so that a single compilation link provides access to multiple elements, rather than requiring bindings for each element individually). To learn more about JARs, see http://java.sun.com/docs/books/tutorial/deployment/jar/
JAR resources in ALSB are used in: