code: public Service withEdges(Edge... edges) {
          if (this.edges == null) {
              setEdges(new java.util.ArrayList<Edge>(edges.length));
          }
          for (Edge ele : edges) {
              this.edges.add(ele);
          }
          return this;
      }
docs: <p>
  Connections to downstream services.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setEdges(java.util.Collection)} or {@link #withEdges(java.util.Collection)} if you want to override the
  existing values.
  </p>
  
  @param edges
  Connections to downstream services.
  @return Returns a reference to this object so that method calls can be chained together.