code: public void setDBSecurityGroups(java.util.Collection<DBSecurityGroup> dBSecurityGroups) {
          if (dBSecurityGroups == null) {
              this.dBSecurityGroups = null;
              return;
          }
  
          this.dBSecurityGroups = new com.amazonaws.internal.SdkInternalList<DBSecurityGroup>(dBSecurityGroups);
      }
docs: <p>
  A list of <a>DBSecurityGroup</a> instances.
  </p>
  
  @param dBSecurityGroups
  A list of <a>DBSecurityGroup</a> instances.