google-cloud-policy-troubleshooter overview (1.1.0)

 // This snippet has been automatically generated for illustrative purposes only.
 // It may require modifications to work in your environment.
 try (IamCheckerClient iamCheckerClient = IamCheckerClient.create()) {
   TroubleshootIamPolicyRequest request =
       TroubleshootIamPolicyRequest.newBuilder()
           .setAccessTuple(Explanations.AccessTuple.newBuilder().build())
           .build();
   TroubleshootIamPolicyResponse response = iamCheckerClient.troubleshootIamPolicy(request);
 }