Idea run there is no problem, use maven jars console running tips

 Java. Lang. NoClassDefFoundError: org/json/JSONObject 

My pom. XML

 
<? The XML version="1.0" encoding="utf-8"?> 
XMLNS: xsi="http://www.w3.org/2001/XMLSchema-instance" 
Xsi: schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" & gt; 
 4.0.0 & lt;/modelVersion> 

 Org. Example 
 Untitled 
 1.0 - SNAPSHOT 
 
 
 
 Org, apache maven. Plugins 
 Maven - jar - plugin 
 
 
 
 Com. Example. Test//main program entrance class, can hold the control, stand-alone positioning to the class 
 
 
 
 
 
 Org, apache maven. Plugins 
 Maven - compiler - plugin 
 
 6 & lt;/source> 
 6 & lt;/target> 
 
 
 
 
 
 
 Cn. Hutool 
 Hutool - http 
 5.5.1 & lt;/version> 
 
 
 Cn. Hutool 
 Hutool - crypto 
 5.5.1 & lt;/version> 
 
 
 Cn. Hutool 
 Hutool - core 
 5.5.1 & lt;/version> 
 
 
 Cn. Hutool 
 Hutool - extra 
 5.5.1 & lt;/version> 
 
 
 Cn. Hutool 
 Hutool - cron 
 5.5.0 & lt;/version> 
 

 
 Org. Json 
 Json 
 20190722 & lt;/version> 
 
 
 

CodePudding user response:

The JVM at run time will find the corresponding class in the classpath to load, but when it can't find the class, a Java has taken place. The lang. NoClassDefFoundError error, if the class you didn't take good care of the packaging to get lost