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Maven实用技巧

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Maven是Java项目的实时标准，掌握其使用技巧，可以提高工作效率

配置阿里巴巴源

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settings.xml
<mirror>
    <id>alimaven</id>
    <name>aliyun maven</name>
    <url>
        http://maven.aliyun.com/nexus/content/groups/public/
    </url>
    <mirrorOf>central</mirrorOf>
</mirror>

配置本地存储位置

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settings.xml
<localRepository>E:\m2_repository</localRepository>

只发布子模块

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<properties>
  <maven.deploy.skip>true</maven.deploy.skip>
</properties>

因为子模块会继承属性，所以需要发布的模块就要修改为true

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<properties>
  <maven.deploy.skip>false</maven.deploy.skip>
</properties>

只编译子模块

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mvn clean package -pl mybaits-util

只发布父Pom

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maven deploy -N（不会发布子module）

分析Jar包使用情况

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mvn dependency:analyze
[WARNING] Used undeclared dependencies found:
[WARNING]    io.swagger:swagger-annotations:jar:1.5.20:provided
[WARNING]    io.springfox:springfox-schema:jar:2.9.2:provided
[WARNING]    io.springfox:springfox-swagger-common:jar:2.9.2:provided
[WARNING]    io.springfox:springfox-spi:jar:2.9.2:provided
[WARNING]    com.google.guava:guava:jar:27.0.1-jre:provided
[WARNING]    com.fasterxml:classmate:jar:1.4.0:provided
[WARNING]    io.springfox:springfox-core:jar:2.9.2:provided
[WARNING] Unused declared dependencies found:
[WARNING]    io.springfox:springfox-swagger2:jar:2.9.2:provided
[WARNING]    junit:junit:jar:4.12:compile

分析Jar包传递依赖

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mvn dependency:tree -X
[INFO] +- org.reflections:reflections:jar:0.9.11:compile
[INFO] |  +- com.google.guava:guava:jar:27.0.1-jre:compile
[INFO] |  |  +- com.google.guava:failureaccess:jar:1.0.1:compile
[INFO] |  |  +- com.google.guava:listenablefuture:jar:9999.0-empty-to-avoid-conflict-with-guava:compile
[INFO] |  |  +- com.google.code.findbugs:jsr305:jar:3.0.2:compile
[INFO] |  |  +- org.checkerframework:checker-qual:jar:2.5.2:compile
[INFO] |  |  +- com.google.errorprone:error_prone_annotations:jar:2.2.0:compile
[INFO] |  |  +- com.google.j2objc:j2objc-annotations:jar:1.1:compile
[INFO] |  |  \- org.codehaus.mojo:animal-sniffer-annotations:jar:1.17:compile

本地安装包

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mvn install:install-file -Dfile=D:\projects\deep_learning\text-matching\text-matching-1.0-SNAPSHOT.jar -DgroupId=com.tenmao.dp -DartifactId=text-matching -Dversion=1.0-SNAPSHOT -Dpackaging=jar

maven helper插件

maven helper是Intellij IDEA必备插件，可以很方便的定位Jar包依赖关系和Jar包冲突

img

Maven Helper插件

参考

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