mamba.applicationhistoryservice.records.impl.pb.ContainerFinishDataPBImpl.java Source code

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Here is the source code for mamba.applicationhistoryservice.records.impl.pb.ContainerFinishDataPBImpl.java

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/**
 * 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 mamba.applicationhistoryservice.records.impl.pb;

import com.google.protobuf.TextFormat;
import mamba.applicationhistoryservice.records.ContainerFinishData;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.ContainerState;
import org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl;
import org.apache.hadoop.yarn.api.records.impl.pb.ProtoUtils;
import org.apache.hadoop.yarn.proto.ApplicationHistoryServerProtos.ContainerFinishDataProto;
import org.apache.hadoop.yarn.proto.ApplicationHistoryServerProtos.ContainerFinishDataProtoOrBuilder;
import org.apache.hadoop.yarn.proto.YarnProtos.ContainerIdProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ContainerStateProto;

/**
 * Created by sanbing on 10/10/16.
 */
public class ContainerFinishDataPBImpl extends ContainerFinishData {

    ContainerFinishDataProto proto = ContainerFinishDataProto.getDefaultInstance();
    ContainerFinishDataProto.Builder builder = null;
    boolean viaProto = false;

    private ContainerId containerId;

    public ContainerFinishDataPBImpl() {
        builder = ContainerFinishDataProto.newBuilder();
    }

    public ContainerFinishDataPBImpl(ContainerFinishDataProto proto) {
        this.proto = proto;
        viaProto = true;
    }

    @Override
    public ContainerId getContainerId() {
        if (this.containerId != null) {
            return this.containerId;
        }
        ContainerFinishDataProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasContainerId()) {
            return null;
        }
        this.containerId = convertFromProtoFormat(p.getContainerId());
        return this.containerId;
    }

    @Override
    public void setContainerId(ContainerId containerId) {
        maybeInitBuilder();
        if (containerId == null) {
            builder.clearContainerId();
        }
        this.containerId = containerId;
    }

    @Override
    public long getFinishTime() {
        ContainerFinishDataProtoOrBuilder p = viaProto ? proto : builder;
        return p.getFinishTime();
    }

    @Override
    public void setFinishTime(long finishTime) {
        maybeInitBuilder();
        builder.setFinishTime(finishTime);
    }

    @Override
    public String getDiagnosticsInfo() {
        ContainerFinishDataProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasDiagnosticsInfo()) {
            return null;
        }
        return p.getDiagnosticsInfo();
    }

    @Override
    public void setDiagnosticsInfo(String diagnosticsInfo) {
        maybeInitBuilder();
        if (diagnosticsInfo == null) {
            builder.clearDiagnosticsInfo();
            return;
        }
        builder.setDiagnosticsInfo(diagnosticsInfo);
    }

    @Override
    public int getContainerExitStatus() {
        ContainerFinishDataProtoOrBuilder p = viaProto ? proto : builder;
        return p.getContainerExitStatus();
    }

    @Override
    public ContainerState getContainerState() {
        ContainerFinishDataProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasContainerState()) {
            return null;
        }
        return convertFromProtoFormat(p.getContainerState());
    }

    @Override
    public void setContainerState(ContainerState state) {
        maybeInitBuilder();
        if (state == null) {
            builder.clearContainerState();
            return;
        }
        builder.setContainerState(convertToProtoFormat(state));
    }

    @Override
    public void setContainerExitStatus(int containerExitStatus) {
        maybeInitBuilder();
        builder.setContainerExitStatus(containerExitStatus);
    }

    public ContainerFinishDataProto 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 mergeLocalToBuilder() {
        if (this.containerId != null
                && !((ContainerIdPBImpl) this.containerId).getProto().equals(builder.getContainerId())) {
            builder.setContainerId(convertToProtoFormat(this.containerId));
        }
    }

    private void mergeLocalToProto() {
        if (viaProto) {
            maybeInitBuilder();
        }
        mergeLocalToBuilder();
        proto = builder.build();
        viaProto = true;
    }

    private void maybeInitBuilder() {
        if (viaProto || builder == null) {
            builder = ContainerFinishDataProto.newBuilder(proto);
        }
        viaProto = false;
    }

    private ContainerIdProto convertToProtoFormat(ContainerId containerId) {
        return ((ContainerIdPBImpl) containerId).getProto();
    }

    private ContainerIdPBImpl convertFromProtoFormat(ContainerIdProto containerId) {
        return new ContainerIdPBImpl(containerId);
    }

    private ContainerStateProto convertToProtoFormat(ContainerState state) {
        return ProtoUtils.convertToProtoFormat(state);
    }

    private ContainerState convertFromProtoFormat(ContainerStateProto containerState) {
        return ProtoUtils.convertFromProtoFormat(containerState);
    }

}