public final Policy setIamPolicy(SetIamPolicyRequest request) {
    return setIamPolicyCallable().call(request);
  }
Sets the access control policy on the specified resource. Replacesany existing policy.

<p>Can return `NOT_FOUND`, `INVALID_ARGUMENT`, and `PERMISSION_DENIED`errors.

<p>Sample code:

<pre>{@code
// This snippet has been automatically generated and should be regarded as a code template only.
// It will require modifications to work:
// - It may require correct/in-range values for request initialization.
// - It may require specifying regional endpoints when creating the service client as shown in
// https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
try (WorkstationsClient workstationsClient = WorkstationsClient.create()) {
  SetIamPolicyRequest request =
      SetIamPolicyRequest.newBuilder()
          .setResource(
              WorkstationName.of(
                      "[PROJECT]",
                      "[LOCATION]",
                      "[WORKSTATION_CLUSTER]",
                      "[WORKSTATION_CONFIG]",
                      "[WORKSTATION]")
                  .toString())
          .setPolicy(Policy.newBuilder().build())
          .setUpdateMask(FieldMask.newBuilder().build())
          .build();
  Policy response = workstationsClient.setIamPolicy(request);
}
}</pre>

@param request The request object containing all of the parameters for the API call.
@throws com.google.api.gax.rpc.ApiException if the remote call fails
java-workstations/google-cloud-workstations/src/main/java/com/google/cloud/workstations/v1beta/WorkstationsClient.java