| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.yarn.api.protocolrecords.impl.pb; |
| |
| import com.google.protobuf.TextFormat; |
| import org.apache.hadoop.yarn.api.protocolrecords.ReservationListResponse; |
| import org.apache.hadoop.yarn.api.records.ReservationAllocationState; |
| import org.apache.hadoop.yarn.api.records.impl.pb.ReservationAllocationStatePBImpl; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ReservationAllocationStateProto; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.ReservationListResponseProto; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.ReservationListResponseProtoOrBuilder; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * {@link ReservationListResponsePBImpl} is the implementation of the |
| * {@link ReservationListResponse} which captures the list of reservations |
| * that the user has queried. |
| */ |
| public class ReservationListResponsePBImpl extends |
| ReservationListResponse { |
| |
| private ReservationListResponseProto proto = ReservationListResponseProto |
| .getDefaultInstance(); |
| private ReservationListResponseProto.Builder builder = null; |
| private boolean viaProto = false; |
| |
| private List<ReservationAllocationState> reservations; |
| |
| public ReservationListResponsePBImpl() { |
| builder = ReservationListResponseProto.newBuilder(); |
| } |
| |
| public ReservationListResponsePBImpl( |
| ReservationListResponseProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public ReservationListResponseProto getProto() { |
| if (viaProto) { |
| mergeLocalToProto(); |
| } else { |
| proto = builder.build(); |
| } |
| viaProto = true; |
| return proto; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = ReservationListResponseProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public List<ReservationAllocationState> getReservationAllocationState() { |
| initReservations(); |
| mergeLocalToProto(); |
| return this.reservations; |
| } |
| |
| @Override |
| public void setReservationAllocationState(List<ReservationAllocationState> |
| newReservations) { |
| if (newReservations == null) { |
| builder.clearReservations(); |
| return; |
| } |
| reservations = newReservations; |
| mergeLocalToProto(); |
| } |
| |
| private void mergeLocalToBuilder() { |
| if (this.reservations != null) { |
| int size = reservations.size(); |
| builder.clearReservations(); |
| for (int i = 0; i < size; i++) { |
| builder.addReservations(i, convertToProtoFormat( |
| reservations.get(i) |
| )); |
| } |
| } |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) { |
| maybeInitBuilder(); |
| } |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private ReservationAllocationStatePBImpl convertFromProtoFormat( |
| ReservationAllocationStateProto p) { |
| return new ReservationAllocationStatePBImpl(p); |
| } |
| |
| private ReservationAllocationStateProto convertToProtoFormat( |
| ReservationAllocationState r) { |
| return ((ReservationAllocationStatePBImpl)r).getProto(); |
| } |
| |
| private void initReservations() { |
| if (this.reservations != null) { |
| return; |
| } |
| ReservationListResponseProtoOrBuilder p = viaProto ? proto : builder; |
| List<ReservationAllocationStateProto> reservationProtos = |
| p.getReservationsList(); |
| reservations = new ArrayList<>(); |
| |
| for (ReservationAllocationStateProto r : reservationProtos) { |
| reservations.add(convertFromProtoFormat(r)); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return TextFormat.shortDebugString(getProto()); |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (other == null) { |
| return false; |
| } |
| if (other.getClass().isAssignableFrom(this.getClass())) { |
| return this.getProto().equals(this.getClass().cast(other).getProto()); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return getProto().hashCode(); |
| } |
| } |