code: public void setRoots(java.util.Collection<Root> roots) {
          if (roots == null) {
              this.roots = null;
              return;
          }
  
          this.roots = new java.util.ArrayList<Root>(roots);
      }
docs: <p>
  A list of roots that are defined in an organization.
  </p>
  
  @param roots
  A list of roots that are defined in an organization.