code: public ListContainersResult withContainers(Container... containers) {
          if (this.containers == null) {
              setContainers(new java.util.ArrayList<Container>(containers.length));
          }
          for (Container ele : containers) {
              this.containers.add(ele);
          }
          return this;
      }
docs: <p>
  The names of the containers.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setContainers(java.util.Collection)} or {@link #withContainers(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param containers
  The names of the containers.
  @return Returns a reference to this object so that method calls can be chained together.