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Packaging jar packages with idea

Source: Internet
Author: User
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Process:

1. menu bar Select File

2.

3.

4.

5. menu bar Select Build to generate JAR file

Description

If you have an exception such as classnotfind after packaging, be aware that the 4th step extracted contains the required jar files.

Such as:

Exception in thread "main" Java.lang.noclassdeffounderror:org/apache/log4j/propertyconfigurator
At Com.boyoi.hx.main.MedicalAssistant.main (medicalassistant.java:38)
caused By:java.lang.ClassNotFoundException:org.apache.log4j.PropertyConfigurator
At Java.net.URLClassLoader.findClass (urlclassloader.java:381)
At Java.lang.ClassLoader.loadClass (classloader.java:424)
At Sun.misc.launcher$appclassloader.loadclass (launcher.java:338)
At Java.lang.ClassLoader.loadClass (classloader.java:357)
... 1 more

It is possible that the jar package is missing log4j in the 4th step.

Packaging jar packages with idea

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