| /* |
| * Copyright 2018, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package grpc.health.v1; |
| |
| import grpc.health.v1.HealthOuterClass.HealthCheckRequest; |
| import grpc.health.v1.HealthOuterClass.HealthCheckResponse; |
| import grpc.health.v1.HealthOuterClass.HealthCheckResponse.ServingStatus; |
| import io.grpc.Status; |
| import io.grpc.StatusException; |
| import io.grpc.stub.StreamObserver; |
| import java.util.logging.Logger; |
| |
| /** gRPC Health Checking Protocol */ |
| public class Health { |
| private static final Logger logger = Logger.getLogger(Health.class.getName()); |
| private static final String ACCEPTED_SERVICE = "ext.maps.booking.partner.v2.BookingService"; |
| |
| /** The implementation of Health Checking Service. */ |
| public static class HealthImpl extends HealthGrpc.HealthImplBase { |
| @Override |
| public void check( |
| HealthCheckRequest request, StreamObserver<HealthCheckResponse> responseObserver) { |
| String service = request.getService(); |
| if (!service.equals(ACCEPTED_SERVICE)) { |
| responseObserver.onError( |
| new StatusException(Status.NOT_FOUND.withDescription("Unknown service"))); |
| } else { |
| HealthCheckResponse response = |
| HealthCheckResponse.newBuilder().setStatus(getServingStatus()).build(); |
| responseObserver.onNext(response); |
| responseObserver.onCompleted(); |
| } |
| } |
| |
| private ServingStatus getServingStatus() { |
| // TODO(partner): check the health status of the service |
| // |
| // ServingStatus status = ... (e.g. ServingStatus.SERVING) |
| // return status; |
| |
| throw new UnsupportedOperationException("Not implemented yet"); |
| } |
| } |
| } |