1. Java project generates jar package
(1), right-click on "Project"->"Export..." to export, and the "Export Settings" window will pop up As follows:
(2), select the file to be packaged, as shown below:
(3), settings The exported prompt information is as shown below:
(4). Specify the program entrance, as shown in the picture:
( 5). View the results, as shown in the figure:
2. Through the jar command.
Usage: jar {ctxu}[vfm0Mi] [jar-file] [manifest-file] [-C directory] filename...
Options:
- c Create a new archive
-t List the contents of the archive
-x Expand the named (or all) files in the archive
-u Update already exists Archive
-v Generate verbose output to standard output
-f Specify archive file name
-m Contain tag information from tag file
-0 Storage mode only; ZIP compression format is not used
-M Do not generate a manifest file of all items
-i Generate index information for the specified jar file
-C Change to the specified directory and include the following files:
If a file name is a directory, it will be processed recursively.
Both the manifest file name and the archive file name Need to be specified in the same order specified by the 'm' and 'f' flags.
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