core-it-suite/src/test/resources/mng-3203/pom.xml

<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.its.mng3203</groupId>
  <artifactId>mng-3203</artifactId>
  <packaging>jar</packaging>
  <version>1</version>

  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <executions>
            <execution>
              <id>default-compile</id>
              <configuration>
                <source>1.5</source>
                <target>1.5</target>
                <includes>
                  <include>**/App.java</include>
                </includes>
              </configuration>
            </execution>
          </executions>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>

  <profiles>
    <profile>
      <id>diamond-generics</id>
      <activation>
        <jdk>[1.7,)</jdk>
      </activation>
      <build>
        <pluginManagement>
          <plugins>
            <plugin>
              <artifactId>maven-compiler-plugin</artifactId>
              <executions>
                <execution>
                  <id>default-compile</id>
                  <configuration>
                    <source>1.7</source>
                    <target>1.7</target>
                    <includes>
                      <include>**/Diamond.java</include>
                    </includes>
                  </configuration>
                </execution>
              </executions>
            </plugin>
          </plugins>
        </pluginManagement>
      </build>
    </profile>
    <profile>
      <id>java9</id>
      <activation>
        <jdk>[9,)</jdk>
      </activation>
      <build>
        <pluginManagement>
          <plugins>
            <plugin>
              <artifactId>maven-compiler-plugin</artifactId>
              <executions>
                <execution>
                  <id>default-compile</id>
                  <configuration>
                    <release>7</release>
                  </configuration>
                </execution>
              </executions>
            </plugin>
          </plugins>
        </pluginManagement>
      </build>
    </profile>
  </profiles>
</project>