How do I package jar files with Eclipse?

Export the runnable jar directly, as shown in:

Then select Export runnable jar:

The explanation of the handling part of the library is as follows:

(1) Extract required libraries into generated JAR. Remove all import jars and include them in each directory of the jar, ex. net/org/xxx.class

(2) Package required libraries into generated JAR. Wrap all the import jars in the root directory of the jar

(3) Copy required libraries into a sub-folder next to the generated JAR. Place all the import jars in a separate folder outside the jar

Finally click Finish, complete

Thank you: http://blog.csdn.net/u011277123/article/details/53316169

How do I package jar files with Eclipse?