Maven Profiles based on OS type From http://stackoverflow.com/questions/3080437/jdk-tools-jar-as-maven-dependency

maven-os-profile.xml

<profiles>
    <profile>
      <id>windows_profile</id>
      <activation>
        <os>
          <family>Windows</family>
        </os>
      </activation>
      <properties>
        <toolsjar>${java.home}/../lib/tools.jar</toolsjar>
      </properties>
    </profile>
    <profile>
      <id>osx_profile</id>
      <activation>
        <os>
          <family>mac</family>
        </os>
      </activation>
      <properties>
        <toolsjar>${java.home}/../Classes/classes.jar</toolsjar>
      </properties>
    </profile>
  </profiles>

it seems that mac dose not work well ,I get unix as a result.