DistributionMode.java

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.planner;

import org.apache.doris.thrift.TJoinDistributionType;

import com.google.common.base.Preconditions;

/** DistributionMode */
public enum DistributionMode {
    NONE("NONE"),
    BROADCAST("BROADCAST"),
    PARTITIONED("PARTITIONED"),
    BUCKET_SHUFFLE("BUCKET_SHUFFLE");

    private final String description;

    DistributionMode(String descr) {
        this.description = descr;
    }

    @Override
    public String toString() {
        return description;
    }

    public TJoinDistributionType toThrift() {
        switch (this) {
            case NONE:
                return TJoinDistributionType.NONE;
            case BROADCAST:
                return TJoinDistributionType.BROADCAST;
            case PARTITIONED:
                return TJoinDistributionType.PARTITIONED;
            case BUCKET_SHUFFLE:
                return TJoinDistributionType.BUCKET_SHUFFLE;
            default:
                Preconditions.checkArgument(false, "Unknown DistributionMode: " + this);
        }
        return TJoinDistributionType.NONE;
    }
}