GlobalExternalTransactionInfoMgr.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
// "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.doris.transaction;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class GlobalExternalTransactionInfoMgr {
    public Map<Long, Transaction> idToTxn = new ConcurrentHashMap<>();

    public Transaction getTxnById(long txnId) {
        if (idToTxn.containsKey(txnId)) {
            return idToTxn.get(txnId);
        }
        throw new RuntimeException("Can't find txn for " + txnId);
    }

    public void putTxnById(long txnId, Transaction txn) {
        if (idToTxn.containsKey(txnId)) {
            throw new RuntimeException("Duplicate txnId for " + txnId);
        }
        idToTxn.put(txnId, txn);
    }

    public void removeTxnById(long txnId) {
        idToTxn.remove(txnId);
    }
}