public void setGroupName(String name) {
    this.groupName = name;
  }
Sets the local group name to set as the group owner of the keytab file

@param name a String declaring the name of the group to own the keytab file
ambari-server/src/main/java/org/apache/ambari/server/serveraction/kerberos/stageutils/ResolvedKerberosKeytab.java