code: @BetaApi
    public final ForwardingRule getGlobalForwardingRule(String forwardingRule) {
  
      GetGlobalForwardingRuleHttpRequest request =
          GetGlobalForwardingRuleHttpRequest.newBuilder().setForwardingRule(forwardingRule).build();
      return getGlobalForwardingRule(request);
    }
docs: Returns the specified GlobalForwardingRule resource. Gets a list of available forwarding rules
  by making a list() request.
  
  <p>Sample code:
  
  <pre><code>
  try (GlobalForwardingRuleClient globalForwardingRuleClient = GlobalForwardingRuleClient.create()) {
  ProjectGlobalForwardingRuleName forwardingRule = ProjectGlobalForwardingRuleName.of("[PROJECT]", "[FORWARDING_RULE]");
  ForwardingRule response = globalForwardingRuleClient.getGlobalForwardingRule(forwardingRule.toString());
  }
  </code></pre>
  
  @param forwardingRule Name of the ForwardingRule resource to return.
  @throws com.google.api.gax.rpc.ApiException if the remote call fails