Manifests

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Manifests
In many ways, the jar package is a specialized use of the zip package. Thus, it only thinly wraps the zip package
A JAR file is basically a ZIP file with a manifest, which gives JAR files a wide range of functionality
Manifests allow textual descriptions and attributes to be externally associated with class files
Manifests can be used to allow
Electronic signing and version control
Package sealing
Name: myCompany/myPackage/
Sealed: true
Download Extensions
Class-Path: servlet.jar infobus.jar acme/beans.jar
Applications bundled as JAR files
Main-Class: classname