我试图在我们的超级pom中定义一个属性,它将被所有子项目用作生成工件的目的地。

为此,我正在考虑使用project/build/finalName,但这似乎不工作,即使是简单的poms:

命令

 mvn archetype:create \ 
   -DarchetypeGroupId=org.apache.maven.archetypes \
   -DgroupId=com.mycompany.app \
   -DartifactId=my-app

POM

<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.mycompany.app</groupId>
  <artifactId>my-app</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>jar</packaging>

  <name>my-app</name>
  <url>http://maven.apache.org</url>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>

  <build>
        <finalName>${project.name}-testing</finalName>
  </build>
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>
  </dependencies>
</project>

当我执行:

$ mvn install

[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Building my-app
[INFO]    task-segment: [install]
[INFO] ------------------------------------------------------------------------
[INFO] [resources:resources {execution: default-resources}]
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] skip non existing resourceDirectory /tmp/mvn_test/my-app/src/main/resources
[INFO] [compiler:compile {execution: default-compile}]
[INFO] Nothing to compile - all classes are up to date
[INFO] [resources:testResources {execution: default-testResources}]
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] skip non existing resourceDirectory /tmp/mvn_test/my-app/src/test/resources
[INFO] [compiler:testCompile {execution: default-testCompile}]
[INFO] Nothing to compile - all classes are up to date
[INFO] [surefire:test {execution: default-test}]
[INFO] Surefire report directory: /tmp/mvn_test/my-app/target/surefire-reports

-------------------------------------------------------
 T E S T S
-------------------------------------------------------
Running com.mycompany.app.AppTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.024 sec

Results :

Tests run: 1, Failures: 0, Errors: 0, Skipped: 0

[INFO] [jar:jar {execution: default-jar}]
[INFO] [install:install {execution: default-install}]
[INFO] Installing /tmp/mvn_test/my-app/target/my-app-testing.jar to /home/maxim/.m2/repository/com/mycompany/app/my-app/1.0-SNAPSHOT/my-app-1.0-SNAPSHOT.jar
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESSFUL
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2 seconds
[INFO] Finished at: Sun Nov 21 18:37:02 IST 2010
[INFO] Final Memory: 17M/162M
[INFO] ------------------------------------------------------------------------

我希望字符串“testing”会出现在生成的工件名称中的某个地方。

我是否误解了“finalName”的目的?


当前回答

正如您所指定的那样,您所使用的方法确实在名称中包含字符串“testing”的jar文件,但是默认的安装命令将它发送到您的~/。M2 /repository目录,如下面的输出行所示:

/tmp/mvn_test/my-app/target/my-app-testing.jar to /home/maxim/.m2/repository/com/mycompany/app/my-app/1.0-SNAPSHOT/my-app-1.0-SNAPSHOT.jar

在我看来,您试图用这样的名称生成一个jar,然后将其复制到您选择的目录中。

尝试使用如下所述的outputDirectory属性:http://maven.apache.org/plugins/maven-jar-plugin/jar-mojo.html

其他回答

所有提供的答案都比必要的要复杂。假设您正在构建一个jar文件,您所需要做的就是添加一个<jar。finalName>标记到<properties>部分:

<properties>
    <jar.finalName>${project.name}</jar.finalName>
</properties>

这将生成一个罐子:

project/target/${project.name}.jar

这是在文档中-注意用户属性:

finalName:
Name of the generated JAR.
Type: java.lang.String
Required: No
User Property: jar.finalName
Default: ${project.build.finalName}

命令行用法

你也可以在命令行中使用这个选项:

mvn -Djar.finalName=myCustomName ...

您应该得到myCustomName.jar,尽管我还没有对此进行测试。

对于Maven >= 3

 <packaging>jar</packaging>
 <build>
   <finalName>WhatEverYouLikey</finalName>
 </build>

参见错误报告/文档。

(功劳归马修和他的评论)

对于较旧的Maven版本

在插件配置部分设置finalName属性:

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-jar-plugin</artifactId>
    <version>2.3.2</version>
    <configuration>
        <finalName>myJar</finalName>                   
    </configuration>
</plugin>       

如官方文件所示。

在我的maven ee项目中,我正在使用:

<build>
    <finalName>shop</finalName>

    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-war-plugin</artifactId>
            <version>${maven.war.version}</version>
            <configuration><webappDirectory>${project.build.directory}/${project.build.finalName}     </webappDirectory>
            </configuration>
        </plugin>
    </plugins>
</build>

这对我很有用

mvn jar:jar -Djar.finalName=custom-jar-name

在包阶段,插件允许通过配置导入的文件名 文件映射:

maven-ear-plugin

http://maven.apache.org/plugins/maven-ear-plugin/examples/customize-file-name-mapping.html

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-ear-plugin</artifactId>
    <version>2.7</version>
    <configuration>
       [...]
        <fileNameMapping>full</fileNameMapping>
    </configuration>
</plugin>

http://maven.apache.org/plugins/maven-war-plugin/war-mojo.html#outputFileNameMapping

如果你已经通过配置文件或其他东西将你的版本配置为“测试”, 这适用于战争一揽子计划:

maven的war插件

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-war-plugin</artifactId>
    <version>2.2</version>
    <configuration>
        <encoding>UTF-8</encoding>                        
        <outputFileNameMapping>@{groupId}@-@{artifactId}@-@{baseVersion}@@{dashClassifier?}@.@{extension}@</outputFileNameMapping>
    </configuration>
</plugin>