• Maven查看JAR包的依赖关系


    如果是用命令行,可进入项目所在目录,然后输入: mvn dependency:tree ,来查看jar包依赖关系。

    另外还可以在eclipse操作,如下图所示:

    点击run后,开始输出JAR包依赖树。

    我在执行这步的时候报了下面的异常:

    Caused by: java.lang.ClassNotFoundException: org.sonatype.aether.graph.DependencyNode

    在网上搜了好多地方都没有类似的错误,后来参考了一些帖子,怀疑是maven-dependency-plugin的版本问题,然后就把插件的版本改为2.10了:

    修改前:

    <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-dependency-plugin</artifactId>
    <version>2.6</version>.........

    修改后:

    <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-dependency-plugin</artifactId>
    <version>2.10</version>.........

    然后再次执行上面所说的命令,执行成功:

    ......

    [INFO] +- com.csair:extra-api:jar:1.0.1-20170228:compile
    [INFO] +- com.csair.engine.fq:fq-domain:jar:0.7.0-SNAPSHOT:compile
    [INFO] | +- org.springframework:spring-context:jar:3.0.7.RELEASE:compile
    [INFO] | | +- org.springframework:spring-aop:jar:3.0.7.RELEASE:compile
    [INFO] | | | - aopalliance:aopalliance:jar:1.0:compile
    [INFO] | | +- org.springframework:spring-beans:jar:3.0.7.RELEASE:compile
    [INFO] | | +- org.springframework:spring-core:jar:3.0.7.RELEASE:compile
    [INFO] | | +- org.springframework:spring-expression:jar:3.0.7.RELEASE:compile
    [INFO] | | - org.springframework:spring-asm:jar:3.0.7.RELEASE:compile
    [INFO] | +- com.sun.xml.bind:jaxb-facets:jar:0.9.0:compile
    [INFO] | - com.sun.xml.bind:jaxb-impl:jar:2.1.13:compile
    [INFO] | - javax.xml.bind:jaxb-api:jar:2.1:compile
    [INFO] | - javax.xml.stream:stax-api:jar:1.0-2:compile
    [INFO] +- com.csair.engine.fq:fdc-client:jar:1.1.2:compile
    [INFO] | +- com.csair.engine.fq:fdc-domain:jar:1.0.1:compile
    [INFO] | | - com.csair.engine.fq:fq-domain-backport:jar:0.2.1:compile
    [INFO] | | - commons-io:commons-io:jar:2.2:compile
    [INFO] | - org.apache.mina:mina-core:jar:2.0.7:compile
    [INFO] +- freemarker:freemarker:jar:2.3.8:compile
    [INFO] +- org.apache.velocity:velocity:jar:1.7:compile
    [INFO] - org.apache.velocity:velocity-tools:jar:2.0:compile
    [INFO] +- commons-digester:commons-digester:jar:1.8:compile
    [INFO] +- commons-chain:commons-chain:jar:1.1:compile
    [INFO] +- commons-validator:commons-validator:jar:1.3.1:compile
    [INFO] +- oro:oro:jar:2.0.8:compile
    [INFO] +- sslext:sslext:jar:1.2-0:compile
    [INFO] +- org.apache.struts:struts-core:jar:1.3.8:compile
    [INFO] | - antlr:antlr:jar:2.7.2:compile
    [INFO] +- org.apache.struts:struts-taglib:jar:1.3.8:compile
    [INFO] - org.apache.struts:struts-tiles:jar:1.3.8:compile
    [INFO] ------------------------------------------------------------------------
    [INFO] BUILD SUCCESS
    [INFO] ------------------------------------------------------------------------

    ........

    其中“+-”符号表示该包后面还有其它依赖包,“-”表示该包后面不再依赖其它jar包了。

    除此以外,还有个更加简便的方法,就是在eclipse里面用Maven POM Editor打开pom.xml文件:

    如有错误,欢迎指出交流。

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  • 原文地址:https://www.cnblogs.com/Starshot/p/6890342.html
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