Maven "Hello World"
August 13, 2009 04:18:26 Last update: August 13, 2009 04:18:26
To start a simple "Hello World" project in maven, enter:
in the command line. It will take a while for Maven to run. But eventually it will create the standard Maven directory structure with a "Hello World" app and a fake JUnit test.
Enter
will build the simple App into a jar under the
Run the resulting App:
This is the generated pom:
mvn archetype:create -DgroupId=com.example -DartifactId=hello-world
in the command line. It will take a while for Maven to run. But eventually it will create the standard Maven directory structure with a "Hello World" app and a fake JUnit test.
Enter
mvn package
will build the simple App into a jar under the
target directory.
Run the resulting App:
C:\maven\hello-world>java -cp target\hello-world-1.0-SNAPSHOT.jar com.example.App Hello World!
This is the generated 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/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.example</groupId> <artifactId>hello-world</artifactId> <packaging>jar</packaging> <version>1.0-SNAPSHOT</version> <name>hello-world</name> <url>http://maven.apache.org</url> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> </dependencies> </project>
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