plugins/org.eclipse.wst.server.preview/jetty/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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>org.eclipse.webtools.jetty</groupId>
    <artifactId>p2-repository</artifactId>
    <packaging>pom</packaging>
    <version>1.0.0-SNAPSHOT</version>

    <properties>
	<maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion>
	<maven.compiler.target>1.8</maven.compiler.target>
	<maven.compiler.source>1.8</maven.compiler.source>
	<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>

    <repositories>
        <repository>
            <id>central</id>
            <name>Maven Repository Switchboard</name>
            <layout>default</layout>
            <url>https://repo1.maven.org/maven2</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
    </repositories>

    <build>
        <plugins>
            <plugin>
                <groupId>org.reficio</groupId>
                <artifactId>p2-maven-plugin</artifactId>
                <version>1.3.0</version>
                <executions>
                    <execution>
                        <id>default-cli</id>
                        <configuration>
                            <artifacts>
                                <!-- specify your dependencies here -->
                                <!-- groupId:artifactId:version -->
                                <artifact><id>org.eclipse.jetty:jetty-webapp:${jetty-version}</id></artifact>
                                <artifact><id>org.eclipse.jetty:jetty-xml:${jetty-version}</id></artifact>
                            </artifacts>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
        </plugins>
    </build>

</project>