code: public void setVpcs(java.util.Collection<ClassicLinkDnsSupport> vpcs) {
          if (vpcs == null) {
              this.vpcs = null;
              return;
          }
  
          this.vpcs = new com.amazonaws.internal.SdkInternalList<ClassicLinkDnsSupport>(vpcs);
      }
docs: <p>
  Information about the ClassicLink DNS support status of the VPCs.
  </p>
  
  @param vpcs
  Information about the ClassicLink DNS support status of the VPCs.