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How do I run a Maven main method?

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How do I run a Maven main method?

The exec-maven-plugin And we want to execute its main method from the command line via Maven. In order to do this, we can use the exec-maven-plugin. To be more specific, the exec:java goal from this plugin executes the supplied Java class with the enclosing project’s dependencies as the classpath.

How do I run a program with Maven?

Packaging and Running the Application

  1. Navigate to the directory where you installed Maven, and open the settings.
  2. Clean and package the files, plug-ins, and libraries before running the application:
  3. Use the Maven Local repository to run your Java SE Maven application:
  4. Review the output.

How do you run a main method in Java?

Call a Method Inside main , call the myMethod() method: public class Main { static void myMethod() { System.out.println(“I just got executed!”); } public static void main(String[] args) { myMethod(); } } // Outputs “I just got executed!”

Does Maven project have main method?

Overview. Maven exec plugin lets you run the main method of a Java class in your project, with the project dependencies automatically included in the classpath.

How do I run a Java main class from the command line?

How to run a java program

  1. Open a command prompt window and go to the directory where you saved the java program (MyFirstJavaProgram. java).
  2. Type ‘javac MyFirstJavaProgram.
  3. Now, type ‘ java MyFirstJavaProgram ‘ to run your program.
  4. You will be able to see the result printed on the window.

Where is Main class in POM xml?

xml specify the main class in the manifest file. To add the main class info in manifest file we need to add maven-jar-plugin in pom. xml file and specify the main class info.

How do I run a Maven program in eclipse?

Open Eclipse. Select File > Import > option. Select Maven Projects Option….Now, it is time to build this project using maven capability of eclipse.

  1. Right Click on consumerBanking project to open context menu.
  2. Select Run as option.
  3. Then maven package option.

What is main method?

A main() method in java is an entry point to start the execution of a program. Every Java application has at least one class and at least one main method. Normally, an application consists of many classes and only one of the class needs to have a main method.

What is main () in Java?

The main() is the starting point for JVM to start execution of a Java program. Without the main() method, JVM will not execute the program. The syntax of the main() method is: public: It is an access specifier.

How do I run a specific class in Maven?

You can run specific test class(es) and method(s) using the following syntax:

  1. full package : mvn test -Dtest=”com.
  2. all method in a class : mvn test -Dtest=CLASS_NAME1.
  3. single method from single class :mvn test -Dtest=CLASS_NAME1#METHOD_NAME1.

What is main class name in Java?

The value classname is the name of the class that is your application’s entry point. Recall that the entry point is a class having a method with signature public static void main(String[] args) . The main method of the class specified in the Main-Class header is executed.

How to run Java main method with Maven?

Maven Tutorial – Maven Run Java Main « Previous Next » After packaging the source to a Jar file we can use the following three ways to run the Java main method. We can use Maven execplugin to run the main method of a Java class, with the project dependencies automatically included in the classpath.

How to change the main method of a MVN project?

Change it as per your project. Having done this navigate to the folder that contains your project’s pom.xml and run this on the command prompt mvn exec:java. This should call the main method. Show activity on this post.

How do I run a Java class in MVN?

You can run Java classes using: mvn exec:java -Dexec.mainClass=”com.example.Main” [-Dexec.args=”argument1″] The invocation can be as simple as mvn exec:java if the plugin configuration is in your pom.xml. The plugin site on Mojohaus has a more detailed example.

What is Maven exec plugin?

Maven exec plugin lets you run the main method of a Java class in your project, with the project dependencies automatically included in the classpath. This article show you 3 ways of using the maven exec plugin to run java, with code examples.