Search results
Results from the WOW.Com Content Network
A JAR ("Java archive") file is a package file format typically used to aggregate many Java class files and associated metadata and resources (text, images, etc.) into one file for distribution. [4] JAR files are archive files that include a Java-specific manifest file. They are built on the ZIP format and typically have a .jar file extension. [5]
JAR files are created with the jar command-line utility. The command jar cf myPackage.jar *.class compresses all .class files into the JAR file myPackage.jar. The 'c' option on the command line tells the jar command to "create new archive." The ' f ' option tells it to create a file. The file's name comes next before the contents of the JAR file.
Pack200, specified in JSR 200 [1] (J2SE 1.5), deprecated in JEP 336 [2] (Java SE 11) and removed in JEP 367 (Java SE 14), [3] is a compacting archive format developed by Sun, capable of reducing JAR file sizes by up to a factor of 9, [4] with a factor of 3 to 4 seen in practice.
JNLP files include information such as the location of the jar package file and the name of the main class for the application, in addition to any other parameters for the program. A properly configured browser passes JNLP files to a Java Runtime Environment (JRE) which in turn downloads the application onto the user's machine and starts ...
Class-Path describes the location of supportLib.jar relative to the location of the library helloWorld.jar. Neither absolute file path, which is permitted in -classpath parameter on the command line, nor jar-internal paths are supported.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
For premium support please call: 800-290-4726 more ways to reach us
These files contain Enterprise JavaBeans (EJB) modules or utility classes. Each JAR file usually has its own META-INF directory with deployment descriptors specific to the JAR module. WAR Files: These files contain web modules, including servlets, JSP files, HTML files, and other web resources. Each WAR file typically has the following structure: