code: public void setTraits(java.util.Collection<Trait> traits) {
          if (traits == null) {
              this.traits = null;
              return;
          }
  
          this.traits = new java.util.ArrayList<Trait>(traits);
      }
docs: <p>
  Contextual information for this attribute.
  </p>
  
  @param traits
  Contextual information for this attribute.