POM with Rubygems

gistfile1.xml

    <repositories>

        <repository>
            <id>rubygems-proxy</id>
            <name>Rubygems Proxy</name>
            <url>http://rubygems-proxy.torquebox.org/releases</url>
            <layout>default</layout>
        </repository>

    </repositories>

        <dependency>
            <groupId>rubygems</groupId>
            <artifactId>sinatra</artifactId>
            <version>1.3.2</version>
            <type>gem</type>
        </dependency>

            <plugin>
                <artifactId>maven-war-plugin</artifactId>
                <version>2.1.1</version>
                <configuration>
                    <webResources>
                        <resource>
                            <directory>${project.build.directory}/rubygems</directory>
                            <targetPath>WEB-INF/gems</targetPath>
                        </resource>
                    </webResources>
                </configuration>
            </plugin>

  <plugin>
    <groupId>de.saumya.mojo</groupId>
    <artifactId>jruby-maven-plugin</artifactId>
    <executions>
      <execution>
        <id>install-gem</id>
      </execution>
    </executions>
  </plugin>