code: public AwsSecurityFindingFilters withUserDefinedFields(MapFilter... userDefinedFields) {
          if (this.userDefinedFields == null) {
              setUserDefinedFields(new java.util.ArrayList<MapFilter>(userDefinedFields.length));
          }
          for (MapFilter ele : userDefinedFields) {
              this.userDefinedFields.add(ele);
          }
          return this;
      }
docs: <p>
  A list of name/value string pairs associated with the finding. These are custom, user-defined fields added to a
  finding.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setUserDefinedFields(java.util.Collection)} or {@link #withUserDefinedFields(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param userDefinedFields
  A list of name/value string pairs associated with the finding. These are custom, user-defined fields added
  to a finding.
  @return Returns a reference to this object so that method calls can be chained together.