| /** |
| * 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.ResourceAllocationRequest; |
| import org.apache.hadoop.yarn.api.records.Resource; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ResourceAllocationRequestProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ResourceAllocationRequestProtoOrBuilder; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ResourceProto; |
| |
| /** |
| * {@code ResourceAllocationRequestPBImpl} which implements the |
| * {@link ResourceAllocationRequest} class which represents an allocation |
| * made for a reservation for the current state of the plan. This can be |
| * changed for reasons such as re-planning, but will always be subject to the |
| * constraints of the user contract as described by a |
| * {@code ReservationDefinition} |
| * {@link Resource} |
| * |
| * <p> |
| * It includes: |
| * <ul> |
| * <li>StartTime of the allocation.</li> |
| * <li>EndTime of the allocation.</li> |
| * <li>{@link Resource} reserved for the allocation.</li> |
| * </ul> |
| * |
| * @see Resource |
| */ |
| @Private |
| @Unstable |
| public class ResourceAllocationRequestPBImpl extends |
| ResourceAllocationRequest { |
| private ResourceAllocationRequestProto proto = |
| ResourceAllocationRequestProto.getDefaultInstance(); |
| private ResourceAllocationRequestProto.Builder builder = null; |
| private boolean viaProto = false; |
| |
| private Resource capability = null; |
| |
| public ResourceAllocationRequestPBImpl() { |
| builder = ResourceAllocationRequestProto.newBuilder(); |
| } |
| |
| public ResourceAllocationRequestPBImpl( |
| ResourceAllocationRequestProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public ResourceAllocationRequestProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = ResourceAllocationRequestProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public Resource getCapability() { |
| ResourceAllocationRequestProtoOrBuilder p = viaProto ? proto : builder; |
| if (this.capability != null) { |
| return this.capability; |
| } |
| if (!p.hasResource()) { |
| return null; |
| } |
| this.capability = convertFromProtoFormat(p.getResource()); |
| return this.capability; |
| } |
| |
| @Override |
| public void setCapability(Resource newCapability) { |
| maybeInitBuilder(); |
| if (newCapability == null) { |
| builder.clearResource(); |
| return; |
| } |
| capability = newCapability; |
| } |
| |
| @Override |
| public long getStartTime() { |
| ResourceAllocationRequestProtoOrBuilder p = viaProto ? proto : builder; |
| if (!p.hasStartTime()) { |
| return 0; |
| } |
| return (p.getStartTime()); |
| } |
| |
| @Override |
| public void setStartTime(long startTime) { |
| maybeInitBuilder(); |
| if (startTime <= 0) { |
| builder.clearStartTime(); |
| return; |
| } |
| builder.setStartTime(startTime); |
| } |
| |
| @Override |
| public long getEndTime() { |
| ResourceAllocationRequestProtoOrBuilder p = viaProto ? proto : builder; |
| if (!p.hasEndTime()) { |
| return 0; |
| } |
| return (p.getEndTime()); |
| } |
| |
| @Override |
| public void setEndTime(long endTime) { |
| maybeInitBuilder(); |
| if (endTime <= 0) { |
| builder.clearEndTime(); |
| return; |
| } |
| builder.setEndTime(endTime); |
| } |
| |
| private ResourcePBImpl convertFromProtoFormat(ResourceProto p) { |
| return new ResourcePBImpl(p); |
| } |
| |
| private ResourceProto convertToProtoFormat(Resource p) { |
| return ProtoUtils.convertToProtoFormat(p); |
| } |
| |
| private void mergeLocalToBuilder() { |
| if (this.capability != null) { |
| builder.setResource(convertToProtoFormat(this.capability)); |
| } |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) { |
| maybeInitBuilder(); |
| } |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| @Override |
| public String toString() { |
| return "{Resource: " + getCapability() + ", # Start Time: " |
| + getStartTime() + ", End Time: " + getEndTime() + "}"; |
| } |
| |
| @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(); |
| } |
| } |