BatchRemoveTransactionsOperationV2.java

// 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
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// specific language governing permissions and limitations
// under the License.

package org.apache.doris.persist;

import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
import org.apache.doris.persist.gson.GsonUtils;

import com.google.gson.annotations.SerializedName;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;

// Persist the info when removing batch of expired txns
public class BatchRemoveTransactionsOperationV2 implements Writable {

    @SerializedName(value = "dbId")
    private long dbId;

    @SerializedName(value = "latestTxnIdForShort")
    private long latestTxnIdForShort;

    @SerializedName(value = "latestTxnIdForLong")
    private long latestTxnIdForLong;

    public BatchRemoveTransactionsOperationV2(long dbId, long latestTxnIdForShort, long latestTxnIdForLong) {
        this.dbId = dbId;
        this.latestTxnIdForShort = latestTxnIdForShort;
        this.latestTxnIdForLong = latestTxnIdForLong;
    }

    public long getDbId() {
        return dbId;
    }

    public long getLatestTxnIdForShort() {
        return latestTxnIdForShort;
    }

    public long getLatestTxnIdForLong() {
        return latestTxnIdForLong;
    }

    @Override
    public void write(DataOutput out) throws IOException {
        String json = GsonUtils.GSON.toJson(this);
        Text.writeString(out, json);
    }

    public static BatchRemoveTransactionsOperationV2 read(DataInput in) throws IOException {
        String json = Text.readString(in);
        return GsonUtils.GSON.fromJson(json, BatchRemoveTransactionsOperationV2.class);
    }
}