這是我的項目POM (link to the paste, so you can right click > save as pom.xml)Maven shade插件警告:我們有一個副本 - 如何解決?
<project xmlns="http://maven.apache.org/POM/4.0.0" 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">
<modelVersion>4.0.0</modelVersion>
<groupId>com.zybnet</groupId>
<artifactId>excel-reporter</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>mvn1</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.8</version>
</dependency>
<dependency>
<groupId>net.sf.jasperreports</groupId>
<artifactId>jasperreports</artifactId>
<version>4.6.0</version>
</dependency>
<dependency>
<groupId>org.codehaus.groovy</groupId>
<artifactId>groovy-all</artifactId>
<version>2.0.0</version>
</dependency>
</dependencies>
<build>
<resources>
<resource>
<directory>${project.build.sourceDirectory}</directory>
</resource>
</resources>
<plugins>
<plugin>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<finalName>${artifactId}-${version}-tmp</finalName>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>1.7.1</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<filters>
<filter>
<artifact>*:*</artifact>
<excludes>
<exclude>META-INF/*.SF</exclude>
<exclude>META-INF/*.DSA</exclude>
<exclude>META-INF/*.RSA</exclude>
</excludes>
</filter>
</filters>
<transformers>
<transformer
implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>com.zybnet.Main</mainClass>
</transformer>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
我跟着配置默認的jar插件作爲在the FAQ廣告的建議,但仍當我運行mvn package
20K左右發出警告。運行mvn clean
也沒有幫助。
根據this answer,我可以手動排除一些依賴關係。但是,我不知道這是否是正確的方法,並且依賴關係樹相當複雜,因此很難說明從哪裏開始。
我知道這些問題沒有害處,但我習慣把警告視爲必須解決的問題。此外,我是Maven的初學者,所以我想了解我的理解有什麼問題,以及如何解決問題。
(使用Maven Assembly插件是不是一個不錯的選擇)