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Create, view, and modify Java archive files on the command line Learn how to do basic CRUD operations on JAR, WAR, and EAR files using the command line.
What are JAR files? JAR stands for Java Archive. As the name suggests, it is an archive file that can package multiple files together to save storage space and make file transfers easier.
A .war file is the standard packaging for a web application resource; it is essentially a Java archive (.jar) file with some additional files telling the container how to run it.
Java Web Start allows you to deploy full-featured applications using your Web browser, bypassing complex installation procedures. See if Web Start is right for your build and deployment process.
The Java SE Development Kit consists of the Java compiler, tools for creating and managing JAR (Java Archive) files, and tools for managing and monitoring the JVM.