Maven - Run Maven Java Web Application in Tomcat Maven Plugin - maven tutorial




Introduction

  • This guide was written based on:
    • Eclipse 4.6 (NEON)
    • Tomcat Maven Plugin 2.2
  • The steps in this tutorial:
 learn maven tutorial - mave java web application in tomcat - maven example

learn maven tutorial - mave java web application in tomcat - maven example

maven tutorial tags : apache maven , maven repository , maven central

Quick create Maven Web Application Project

 learn maven tutorial - create maven web application project step1- maven example

learn maven tutorial - create maven web application project step1- maven example

 learn maven tutorial - create maven web application project step2- maven example

learn maven tutorial - create maven web application project step2- maven example

 learn maven tutorial - create maven web application project step3- maven example

learn maven tutorial - create maven web application project step3- maven example

 learn maven tutorial - create maven web application project step4- maven example

learn maven tutorial - create maven web application project step4- maven example

 learn maven tutorial - create maven web application project step5- maven example

learn maven tutorial - create maven web application project step5- maven example

 learn maven tutorial - create maven web application project step6- maven example

learn maven tutorial - create maven web application project step6- maven example

 learn maven tutorial - create maven web application project step7- maven example

learn maven tutorial - create maven web application project step7- maven example

Search Tomcat Maven Plugin version to use

  • Next we will find a version of "Tomcat Maven Plugin" (fit or newest):
 learn maven tutorial - search tomcat maven plugin version to use step1- maven example

learn maven tutorial - search tomcat maven plugin version to use step1- maven example

 learn maven tutorial - search tomcat maven plugin version to use step2- maven example

learn maven tutorial - search tomcat maven plugin version to use step2- maven example

Configure and run Maven Project

  • Configure Maven Servlet Library
<!-- Servlet Library -->
<dependency>
   <groupId>javax.servlet</groupId>
   <artifactId>javax.servlet-api</artifactId>
   <version>3.1.0</version>
   <scope>provided</scope>
</dependency>
  • Copy and paste the following code into pom.xml
<plugins>
    <plugin>
        <groupId>org.apache.tomcat.maven</groupId>
        <artifactId>tomcat7-maven-plugin</artifactId>
        <version>2.2</version>
    </plugin>
</plugins>

pom.xml

<project xmlns="<http://maven.apache.org/POM/4.0.0>" xmlns:xsi="<http://www.wikitechy.com/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>wikitechy.com</groupId>
   <artifactId>SimpleMavenWebApp</artifactId>
   <packaging>war</packaging>
   <version>0.0.1-SNAPSHOT</version>
   <name>SimpleMavenWebApp Maven Webapp</name>
   <url><http://maven.apache.org/></url>
   <dependencies>
       <dependency>
           <groupId>junit</groupId>
           <artifactId>junit</artifactId>
           <version>3.8.1</version>
           <scope>test</scope>
       </dependency>
 
       <!-- Servlet Library -->
       <dependency>
           <groupId>javax.servlet</groupId>
           <artifactId>javax.servlet-api</artifactId>
           <version>3.1.0</version>
           <scope>provided</scope>
       </dependency>
        
   </dependencies>
    
 
   <build>
       <finalName>SimpleMavenWebApp</finalName>
       <plugins>
        
           <!-- Config: Maven Tomcat Plugin -->
           
           <plugin>
               <groupId>org.apache.tomcat.maven</groupId>
               <artifactId>tomcat7-maven-plugin</artifactId>
               <version>2.2</version>
               <!-- Config: contextPath and Port (Default - /SimpleMavenWebApp : 8080) -->
               <!--
               <configuration>
                   <path>/</path>
                   <port>8899</port>
               </configuration>
               --> 
           </plugin>
       </plugins>
   </build>
    
</project>
  • Configure Project to run. Right-click on the Project select "Run As / Run Configurations ...".
 learn maven tutorial - configure and run maven project step1- maven example

learn maven tutorial - configure and run maven project step1- maven example

  • Create a new run configuration
 learn maven tutorial - configure and run maven project step2- maven example

learn maven tutorial - configure and run maven project step2- maven example

  • Enter the information as shown below, click Apply and click Run.
    • Run SimpleMavenWebApp
    • ${workspace_loc:/SimpleMavenWebApp}
    • tomcat7:run -X
 learn maven tutorial - configure and run maven project step3- maven example

learn maven tutorial - configure and run maven project step3- maven example

  • In the first run, Eclipse will download "Tomcat Maven Plugin", so you have to wait until the download is complete
 learn maven tutorial - configure and run maven project step4- maven example

learn maven tutorial - configure and run maven project step4- maven example

 learn maven tutorial - configure and run maven project step5- maven example

learn maven tutorial - configure and run maven project step5- maven example

  • Copy the link below to run on your browser
    • http://localhost:8080/SimpleMavenWebApp
 learn maven tutorial - configure and run maven project step6- maven example

learn maven tutorial - configure and run maven project step6- maven example

  • To rerun the WebApplication you will need to close the currently running application.
 learn maven tutorial - configure and run maven project step7- maven example

learn maven tutorial - configure and run maven project step7- maven example

  • Run the application again
 learn maven tutorial - configure and run maven project step8- maven example

learn maven tutorial - configure and run maven project step8- maven example


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