org.apache.hadoop.yarn.api.records.impl.pb.LocalResourcePBImpl.java Source code

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Here is the source code for org.apache.hadoop.yarn.api.records.impl.pb.LocalResourcePBImpl.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 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.LocalResource;
import org.apache.hadoop.yarn.api.records.LocalResourceType;
import org.apache.hadoop.yarn.api.records.LocalResourceVisibility;
import org.apache.hadoop.yarn.api.records.URL;
import org.apache.hadoop.yarn.proto.YarnProtos.LocalResourceProto;
import org.apache.hadoop.yarn.proto.YarnProtos.LocalResourceProtoOrBuilder;
import org.apache.hadoop.yarn.proto.YarnProtos.LocalResourceTypeProto;
import org.apache.hadoop.yarn.proto.YarnProtos.LocalResourceVisibilityProto;
import org.apache.hadoop.yarn.proto.YarnProtos.URLProto;

import com.google.protobuf.TextFormat;

@Private
@Unstable
public class LocalResourcePBImpl extends LocalResource {
    LocalResourceProto proto = LocalResourceProto.getDefaultInstance();
    LocalResourceProto.Builder builder = null;
    boolean viaProto = false;

    private URL url = null;

    public LocalResourcePBImpl() {
        builder = LocalResourceProto.newBuilder();
    }

    public LocalResourcePBImpl(LocalResourceProto proto) {
        this.proto = proto;
        viaProto = true;
    }

    public synchronized LocalResourceProto getProto() {
        mergeLocalToBuilder();
        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 synchronized void mergeLocalToBuilder() {
        LocalResourceProtoOrBuilder l = viaProto ? proto : builder;
        if (this.url != null && !(l.getResource().equals(((URLPBImpl) url).getProto()))) {
            maybeInitBuilder();
            l = builder;
            builder.setResource(convertToProtoFormat(this.url));
        }
    }

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

    @Override
    public synchronized long getSize() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        return (p.getSize());
    }

    @Override
    public synchronized void setSize(long size) {
        maybeInitBuilder();
        builder.setSize((size));
    }

    @Override
    public synchronized long getTimestamp() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        return (p.getTimestamp());
    }

    @Override
    public synchronized void setTimestamp(long timestamp) {
        maybeInitBuilder();
        builder.setTimestamp((timestamp));
    }

    @Override
    public synchronized LocalResourceType getType() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasType()) {
            return null;
        }
        return convertFromProtoFormat(p.getType());
    }

    @Override
    public synchronized void setType(LocalResourceType type) {
        maybeInitBuilder();
        if (type == null) {
            builder.clearType();
            return;
        }
        builder.setType(convertToProtoFormat(type));
    }

    @Override
    public synchronized URL getResource() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        if (this.url != null) {
            return this.url;
        }
        if (!p.hasResource()) {
            return null;
        }
        this.url = convertFromProtoFormat(p.getResource());
        return this.url;
    }

    @Override
    public synchronized void setResource(URL resource) {
        maybeInitBuilder();
        if (resource == null)
            builder.clearResource();
        this.url = resource;
    }

    @Override
    public synchronized LocalResourceVisibility getVisibility() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasVisibility()) {
            return null;
        }
        return convertFromProtoFormat(p.getVisibility());
    }

    @Override
    public synchronized void setVisibility(LocalResourceVisibility visibility) {
        maybeInitBuilder();
        if (visibility == null) {
            builder.clearVisibility();
            return;
        }
        builder.setVisibility(convertToProtoFormat(visibility));
    }

    @Override
    public synchronized String getPattern() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasPattern()) {
            return null;
        }
        return p.getPattern();
    }

    @Override
    public synchronized void setPattern(String pattern) {
        maybeInitBuilder();
        if (pattern == null) {
            builder.clearPattern();
            return;
        }
        builder.setPattern(pattern);
    }

    @Override
    public synchronized boolean getShouldBeUploadedToSharedCache() {
        LocalResourceProtoOrBuilder p = viaProto ? proto : builder;
        if (!p.hasShouldBeUploadedToSharedCache()) {
            return false;
        }
        return p.getShouldBeUploadedToSharedCache();
    }

    @Override
    public synchronized void setShouldBeUploadedToSharedCache(boolean shouldBeUploadedToSharedCache) {
        maybeInitBuilder();
        if (!shouldBeUploadedToSharedCache) {
            builder.clearShouldBeUploadedToSharedCache();
            return;
        }
        builder.setShouldBeUploadedToSharedCache(shouldBeUploadedToSharedCache);
    }

    private LocalResourceTypeProto convertToProtoFormat(LocalResourceType e) {
        return ProtoUtils.convertToProtoFormat(e);
    }

    private LocalResourceType convertFromProtoFormat(LocalResourceTypeProto e) {
        return ProtoUtils.convertFromProtoFormat(e);
    }

    private URLPBImpl convertFromProtoFormat(URLProto p) {
        return new URLPBImpl(p);
    }

    private URLProto convertToProtoFormat(URL t) {
        return ((URLPBImpl) t).getProto();
    }

    private LocalResourceVisibilityProto convertToProtoFormat(LocalResourceVisibility e) {
        return ProtoUtils.convertToProtoFormat(e);
    }

    private LocalResourceVisibility convertFromProtoFormat(LocalResourceVisibilityProto e) {
        return ProtoUtils.convertFromProtoFormat(e);
    }
}