今天就跟大家聊聊有关使用maven怎么生成一个可执行的jar包，可能很多人都不太了解，为了让大家更加了解，小编给大家总结了以下内容，希望大家根据这篇文章可以有所收获。
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从pom的xsi中可以打开描述pom的schema:
可以看到pom中，project的结构：
默认的mvn install生成的jar是不带主类入口的，需要在maven-compile-plugin中设置主类，
4.0.0
com.cetc.di
hellocetc
0.0.1-SNAPSHOT
jar
hellocetc
http://maven.apache.org
UTF-8
junit
junit
3.8.1
test
org.apache.maven.plugins
maven-jar-plugin
1.8
1.8
com.cetc.di.hellocetc.App
true
lib/
执行mvn install:
在target目录中，发现jar包已经生成：
用java decompiler，可以看到manifest中已经加入了MainClass：
使用mvn help:effective-pom可以看到pom.xml的完整结构（包括继承而来的属性）：
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building hellocetc 0.0.1-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- maven-help-plugin:2.2:effective-pom (default-cli) @ hellocetc ---
[INFO]
Effective POMs, after inheritance, interpolation, and profiles are applied:
4.0.0
com.cetc.di
hellocetc
0.0.1-SNAPSHOT
hellocetc
http://maven.apache.org
UTF-8
junit
junit
3.8.1
test
false
central
Central Repository
https://repo.maven.apache.org/maven2
never
false
central
Central Repository
https://repo.maven.apache.org/maven2
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\src\main\java
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\src\main\scripts
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\src\test\java
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target\classes
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target\test-classes
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\src\main\resources
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\src\test\resources
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target
hellocetc-0.0.1-SNAPSHOT
maven-antrun-plugin
1.3
maven-assembly-plugin
2.2-beta-5
maven-dependency-plugin
2.8
maven-release-plugin
2.3.2
maven-jar-plugin
2.4
1.8
1.8
com.cetc.di.hellocetc.App
true
lib/
maven-clean-plugin
2.5
default-clean
clean
clean
maven-resources-plugin
2.6
default-testResources
process-test-resources
testResources
default-resources
process-resources
resources
maven-jar-plugin
2.4
default-jar
package
jar
1.8
1.8
com.cetc.di.hellocetc.App
true
lib/
1.8
1.8
com.cetc.di.hellocetc.App
true
lib/
maven-compiler-plugin
3.1
default-compile
compile
compile
default-testCompile
test-compile
testCompile
maven-surefire-plugin
2.12.4
default-test
test
test
maven-install-plugin
2.4
default-install
install
install
maven-deploy-plugin
2.7
default-deploy
deploy
deploy
maven-site-plugin
3.3
default-site
site
site
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target\site
org.apache.maven.plugins
maven-project-info-reports-plugin
default-deploy
site-deploy
deploy
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target\site
org.apache.maven.plugins
maven-project-info-reports-plugin
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target\site
org.apache.maven.plugins
maven-project-info-reports-plugin
D:\Users\a\Workspaces\MyEclipse 2015\hellocetc\target\site
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.526 s
[INFO] Finished at: 2021-03-18T20:05:12+08:00
[INFO] Final Memory: 10M/245M
[INFO] ------------------------------------------------------------------------
看完上述内容，你们对使用maven怎么生成一个可执行的jar包有进一步的了解吗？如果还想了解更多知识或者相关内容，请关注创新互联行业资讯频道，感谢大家的支持。
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