code: public void setThreatIntelIndicatorCategory(java.util.Collection<StringFilter> threatIntelIndicatorCategory) {
          if (threatIntelIndicatorCategory == null) {
              this.threatIntelIndicatorCategory = null;
              return;
          }
  
          this.threatIntelIndicatorCategory = new java.util.ArrayList<StringFilter>(threatIntelIndicatorCategory);
      }
docs: <p>
  The category of a threat intel indicator.
  </p>
  
  @param threatIntelIndicatorCategory
  The category of a threat intel indicator.