While running a jar e,g
java -jar a.jar -testjar a.jar -xmlpathjar Test.xml

<!xml version="1.0" encoding="UTF-8"?>  
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
<suite name="Suite" parallel="false">
 <test name="Test">
    <groups>
<run>
  <include name="brokenTests"/>
  <include name="checkinTests"/>
</run>
</groups>
    <classes>
        <class name="organized.chaos.GroupsPlayGround" />
    </classes>
</test> <!-- Test -->
</suite> <!-- Suite -->

HOW TO GIVE ONLY brokenTests name in argument “java -jar a.jar -testjar a.jar -xmlpathjar Test.xml”
such that only this group testcases will be executed

Expecting to give run groups in argument itself