<?xml version="1.0" encoding="UTF-8"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.muml.psm</groupId>
    <artifactId>PlatformSpecificModeling</artifactId>
    <version>1.0.0-SNAPSHOT</version>
  </parent>
  <groupId>org.muml.psm</groupId>
  <artifactId>org.muml.psm.allocation.algorithm.ui</artifactId>
  <version>1.0.0-SNAPSHOT</version>
  <packaging>eclipse-plugin</packaging>
</project>

<?xml version="1.0" encoding="UTF-8"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.muml.psm</groupId>
    <artifactId>PlatformSpecificModeling</artifactId>
    <version>1.0.0-SNAPSHOT</version>
  </parent>
  <groupId>org.muml.psm</groupId>
  <artifactId>org.muml.psm.allocation.algorithm.ui</artifactId>
  <version>1.0.0-SNAPSHOT</version>
  <packaging>eclipse-plugin</packaging>
	<build>
			<plugins>
			 <plugin>
						<groupId>org.eclipse.xtend</groupId>
						<artifactId>xtend-maven-plugin</artifactId>
			</plugin>
			<plugin>
					<groupId>org.apache.maven.plugins</groupId>
							<artifactId>maven-clean-plugin</artifactId>
							<version>2.5</version>
							<executions>
									<execution>
											<id>gen-clean</id>
											<goals>
													<goal>clean</goal>
											</goals>
											<configuration>
													<filesets>
															<fileset>
																	<directory>${basedir}/xtend-gen</directory>
															</fileset>
													</filesets>
											</configuration>
									</execution>
							</executions>
				</plugin>
			</plugins>
	</build>
</project>

Enable xtend-gen build (c&p from the wiki)
[ASL] Enable xtend-gen build (c&p from the wiki)
