| /** |
| * 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.records.impl.pb; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import org.apache.hadoop.classification.InterfaceStability.Unstable; |
| import org.apache.hadoop.yarn.api.records.PreemptionContract; |
| import org.apache.hadoop.yarn.api.records.PreemptionMessage; |
| import org.apache.hadoop.yarn.api.records.StrictPreemptionContract; |
| import org.apache.hadoop.yarn.proto.YarnProtos.PreemptionContractProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.PreemptionMessageProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.PreemptionMessageProtoOrBuilder; |
| import org.apache.hadoop.yarn.proto.YarnProtos.StrictPreemptionContractProto; |
| |
| import com.google.protobuf.TextFormat; |
| |
| @Private |
| @Unstable |
| public class PreemptionMessagePBImpl extends PreemptionMessage { |
| |
| PreemptionMessageProto proto = PreemptionMessageProto.getDefaultInstance(); |
| PreemptionMessageProto.Builder builder = null; |
| |
| boolean viaProto = false; |
| private StrictPreemptionContract strict; |
| private PreemptionContract contract; |
| |
| public PreemptionMessagePBImpl() { |
| builder = PreemptionMessageProto.newBuilder(); |
| } |
| |
| public PreemptionMessagePBImpl(PreemptionMessageProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public synchronized PreemptionMessageProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| @Override |
| public int hashCode() { |
| return getProto().hashCode(); |
| } |
| |
| @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 String toString() { |
| return TextFormat.shortDebugString(getProto()); |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) |
| maybeInitBuilder(); |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private void mergeLocalToBuilder() { |
| if (strict != null) { |
| builder.setStrictContract(convertToProtoFormat(strict)); |
| } |
| if (contract != null) { |
| builder.setContract(convertToProtoFormat(contract)); |
| } |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = PreemptionMessageProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public synchronized StrictPreemptionContract getStrictContract() { |
| PreemptionMessageProtoOrBuilder p = viaProto ? proto : builder; |
| if (strict != null) { |
| return strict; |
| } |
| if (!p.hasStrictContract()) { |
| return null; |
| } |
| strict = convertFromProtoFormat(p.getStrictContract()); |
| return strict; |
| } |
| |
| @Override |
| public synchronized void setStrictContract(StrictPreemptionContract strict) { |
| maybeInitBuilder(); |
| if (null == strict) { |
| builder.clearStrictContract(); |
| } |
| this.strict = strict; |
| } |
| |
| @Override |
| public synchronized PreemptionContract getContract() { |
| PreemptionMessageProtoOrBuilder p = viaProto ? proto : builder; |
| if (contract != null) { |
| return contract; |
| } |
| if (!p.hasContract()) { |
| return null; |
| } |
| contract = convertFromProtoFormat(p.getContract()); |
| return contract; |
| } |
| |
| @Override |
| public synchronized void setContract(final PreemptionContract c) { |
| maybeInitBuilder(); |
| if (null == c) { |
| builder.clearContract(); |
| } |
| this.contract = c; |
| } |
| |
| private StrictPreemptionContractPBImpl convertFromProtoFormat( |
| StrictPreemptionContractProto p) { |
| return new StrictPreemptionContractPBImpl(p); |
| } |
| |
| private StrictPreemptionContractProto convertToProtoFormat( |
| StrictPreemptionContract t) { |
| return ((StrictPreemptionContractPBImpl)t).getProto(); |
| } |
| |
| private PreemptionContractPBImpl convertFromProtoFormat( |
| PreemptionContractProto p) { |
| return new PreemptionContractPBImpl(p); |
| } |
| |
| private PreemptionContractProto convertToProtoFormat( |
| PreemptionContract t) { |
| return ((PreemptionContractPBImpl)t).getProto(); |
| } |
| |
| } |