需要在settings.xml中的pluginGroups标签中加入pluginGroup,代码如下:
<pluginGroups> <pluginGroup>com.ning.maven.plugins</pluginGroup> </pluginGroups>
在pom.xml中要加入如下代码:
<build> <pluginManagement> <plugins> <plugin> <groupId>com.ning.maven.plugins</groupId> <artifactId>maven-duplicate-finder-plugin</artifactId> <version>1.0.5</version> <configuration> <failBuildInCaseOfConflict>true</failBuildInCaseOfConflict> </configuration> <executions> <execution> <phase>verify</phase> <goals> <goal>check</goal> </goals> </execution> </executions> </plugin> </plugins> </pluginManagement> </build>
在命令行进入代码pom.xml文件的目录执行如下命令:
mvn duplicate-finder:check
或者
mvn com.ning.maven.plugins:maven-duplicate-finder-plugin:1.0.5:check
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mvn dependency:tree 显示项目的依赖关系
mvn dependency:analyze 显示项目中无用的包