<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.apache.maven.cookbook</groupId>
  <artifactId>cookbook-generate-build-time</artifactId>
  <version>1.0-SNAPSHOT</version>
  <build>
    <plugins>
      <plugin>
        <artifactId>maven-antrun-plugin</artifactId>
        <executions>
          <execution>
            <phase>generate-resources</phase>
            <goals>
              <goal>run</goal>
            </goals>
            <configuration>
              <tasks>
                <tstamp>
                  <format property="last.updated" pattern="yyyy-MM-dd hh:mm:ss"/>
                </tstamp>
                <echo file="filter.properties" message="build.time=${last.updated}"/>
              </tasks>
            </configuration>
          </execution>
        </executions>
      </plugin>
    </plugins>
    <filters>
      <filter>filter.properties</filter>
    </filters>
    <resources>
      <resource>
        <directory>src/main/resources</directory>
        <filtering>true</filtering>
      </resource>
    </resources>
  </build>
</project>

