code: public void setGroupMemberList(java.util.Collection<GroupMember> groupMemberList) {
          if (groupMemberList == null) {
              this.groupMemberList = null;
              return;
          }
  
          this.groupMemberList = new java.util.ArrayList<GroupMember>(groupMemberList);
      }
docs: <p>
  The list of the members of the group.
  </p>
  
  @param groupMemberList
  The list of the members of the group.