【详】Maven中解决jar冲突方案(亲身测试)

Maven开发中jar冲突最令人头疼：

[INFO] Scanning for projects...
[ERROR] [ERROR] Some problems were encountered while processing the POMs:
[WARNING] 'dependencyManagement.dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: net.sf.ezmorph:ezmorph:jar -> duplicate declaration of version ${ezmorph.version} @ line 1030, column 16
[ERROR] Child module E:\EclipseHomeWork\parent\upiweb-cms of E:\EclipseHomeWork\parent\pom.xml does not exist @ 
[ERROR] Child module E:\EclipseHomeWork\parent\upiweb-cms0719 of E:\EclipseHomeWork\parent\pom.xml does not exist @ 
[ERROR] Child module E:\EclipseHomeWork\parent\upiweb-interface of E:\EclipseHomeWork\parent\pom.xml does not exist @ 
 @ 
[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]   
[ERROR]   The project com.upi.web:upiweb-parent:1.0-SNAPSHOT (E:\EclipseHomeWork\parent\pom.xml) has 3 errors
[ERROR]     Child module E:\EclipseHomeWork\parent\upiweb-cms of E:\EclipseHomeWork\parent\pom.xml does not exist
[ERROR]     Child module E:\EclipseHomeWork\parent\upiweb-cms0719 of E:\EclipseHomeWork\parent\pom.xml does not exist
[ERROR]     Child module E:\EclipseHomeWork\parent\upiweb-interface of E:\EclipseHomeWork\parent\pom.xml does not exist
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException

反正就是解决冲突问题的
网上看了好多博客或者优快云，感觉都是放屁似的，根本没有一点用，当时可能博主转发的或者什么的，为了欺骗光大程序员的浏览次数吧

其实也不明白他们为啥总结，那不就是对之前错误的认识。

百度了N种方法，就是解决不了，说用

为什么要安装一

些插件呢？那不是废话啊，肯定只有一个好处，好用啊，一个好用的插件可以给你节省多少时间

废话不多说直接上安装步骤：
File --> settings --> plugs -->

我本地是安装好的(之前太忙了，没写这篇博客)

安装完之后呢，具体是什么作用呢，我相信你只有你们用的时候自然会关注的

打开pom.xml ----> Dependency Analyzer

然后打开之后长这个比样：

然后开始 右键： excluede 解决了

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