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Java™
by example!
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How do I get versioning information about a package?
The following example creates a JAR file containing one class in the package com.esus.test with extra versioning information in the manifest file. The Main program prints out this info.
com/esus/test/TestClass.java:
MANIFEST.MF:
Note that you can specify this versioning information not only on package level (com/esus/test) but also on the top of the file. If no version information is found about a specific package, this general version information is returned.
To create this JAR file:
Add test.jar to your classpath and run the following program to retrieve version information.
Main.java:
outputs:
Further Information
Author of answer: Joris Van den Bogaert
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