Package com.hazelcast.multimap.impl.txn

Source Code of com.hazelcast.multimap.impl.txn.TxnPutBackupOperation

/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.multimap.impl.txn;

import com.hazelcast.multimap.impl.MultiMapContainer;
import com.hazelcast.multimap.impl.MultiMapDataSerializerHook;
import com.hazelcast.multimap.impl.MultiMapRecord;
import com.hazelcast.multimap.impl.MultiMapWrapper;
import com.hazelcast.multimap.impl.operations.MultiMapKeyBasedOperation;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.Data;
import java.io.IOException;
import java.util.Collection;

public class TxnPutBackupOperation extends MultiMapKeyBasedOperation {

    long recordId;
    Data value;

    public TxnPutBackupOperation() {
    }

    public TxnPutBackupOperation(String name, Data dataKey, long recordId, Data value) {
        super(name, dataKey);
        this.recordId = recordId;
        this.value = value;
    }

    public void run() throws Exception {
        MultiMapContainer container = getOrCreateContainer();
        MultiMapWrapper wrapper = container.getOrCreateMultiMapWrapper(dataKey);
        response = true;
        if (wrapper.containsRecordId(recordId)) {
            response = false;
            return;
        }
        Collection<MultiMapRecord> coll = wrapper.getCollection(false);
        MultiMapRecord record = new MultiMapRecord(recordId, isBinary() ? value : toObject(value));
        coll.add(record);
    }

    protected void writeInternal(ObjectDataOutput out) throws IOException {
        super.writeInternal(out);
        out.writeLong(recordId);
        out.writeData(value);
    }

    protected void readInternal(ObjectDataInput in) throws IOException {
        super.readInternal(in);
        recordId = in.readLong();
        value = in.readData();
    }

    public int getId() {
        return MultiMapDataSerializerHook.TXN_PUT_BACKUP;
    }
}
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