code: public OnPremConfig withAgentArns(String... agentArns) {
          if (this.agentArns == null) {
              setAgentArns(new java.util.ArrayList<String>(agentArns.length));
          }
          for (String ele : agentArns) {
              this.agentArns.add(ele);
          }
          return this;
      }
docs: <p>
  ARNs)of the agents to use for an NFS location.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setAgentArns(java.util.Collection)} or {@link #withAgentArns(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param agentArns
  ARNs)of the agents to use for an NFS location.
  @return Returns a reference to this object so that method calls can be chained together.