How can I package a written Java program into a jar file? You can select either of the following methods:
1. Command Line Method:
Package
Jar cf JAR File Name: program file name or folder of the program
Example:
Jar cf MyApp. jar D: JavaProjectMyApp
View the content of a jar file
Jar tvf JAR file name
Example:
Jar tvf MyApp. jar
Decompress a jar File
Jar xf JAR file name
Example:
Jar xf MyApp. jar
Add files to the compressed package
The file added by the jar xf JAR file name or other jar files
Example:
Jar xf MyApp. jar Test. class
Update a jar File
Jar uf JAR file name Update file or other jar files
Example:
Jar uf MyApp. jar Test. class
Run a jar Program
Java-jar JAR File Name
Example:
Java-jar MyApp. jar
Create a jar file that can be run
First, we must have a Main Class)
Create a text named MANIFEST. MF and copy the content to it.
Manifest-Version: 1.0
Main-Class: YourMainClass
YourMainClass is the class that your program contains the main method.
The following statement is used to create an executable jar file.
Jar cvfm MyApp. jar MANIFEST. MF file or folder path