code: public DescribeSecurityGroupsRequest withGroupIds(String... groupIds) {
          if (this.groupIds == null) {
              setGroupIds(new com.amazonaws.internal.SdkInternalList<String>(groupIds.length));
          }
          for (String ele : groupIds) {
              this.groupIds.add(ele);
          }
          return this;
      }
docs: <p>
  The IDs of the security groups. Required for security groups in a nondefault VPC.
  </p>
  <p>
  Default: Describes all your security groups.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setGroupIds(java.util.Collection)} or {@link #withGroupIds(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param groupIds
  The IDs of the security groups. Required for security groups in a nondefault VPC.</p>
  <p>
  Default: Describes all your security groups.
  @return Returns a reference to this object so that method calls can be chained together.