com.hazelcast.multimap.impl.txn.TransactionalMultiMapProxy Maven / Gradle / Ivy

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/*
 * 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.core.TransactionalMultiMap;
import com.hazelcast.multimap.impl.MultiMapRecord;
import com.hazelcast.multimap.impl.MultiMapService;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.NodeEngine;
import com.hazelcast.transaction.TransactionException;
import com.hazelcast.transaction.impl.TransactionSupport;
import java.util.ArrayList;
import java.util.Collection;

public class TransactionalMultiMapProxy extends TransactionalMultiMapProxySupport
        implements TransactionalMultiMap {

    public TransactionalMultiMapProxy(NodeEngine nodeEngine,
                                      MultiMapService service,
                                      String name,
                                      TransactionSupport tx) {
        super(nodeEngine, service, name, tx);
    }

    public String getName() {
        return name;
    }

    public boolean put(K key, V value) throws TransactionException {
        checkTransactionState();
        Data dataKey = getNodeEngine().toData(key);
        Data dataValue = getNodeEngine().toData(value);
        return putInternal(dataKey, dataValue);
    }

    public Collection get(K key) {
        checkTransactionState();
        Data dataKey = getNodeEngine().toData(key);
        Collection coll = getInternal(dataKey);
        Collection collection = new ArrayList(coll.size());
        for (MultiMapRecord record : coll) {
            collection.add((V) getNodeEngine().toObject(record.getObject()));
        }
        return collection;
    }

    public boolean remove(Object key, Object value) {
        checkTransactionState();
        Data dataKey = getNodeEngine().toData(key);
        Data dataValue = getNodeEngine().toData(value);
        return removeInternal(dataKey, dataValue);
    }

    public Collection remove(Object key) {
        checkTransactionState();
        Data dataKey = getNodeEngine().toData(key);
        Collection coll = removeAllInternal(dataKey);
        Collection result = new ArrayList(coll.size());
        for (MultiMapRecord record : coll) {
            result.add((V) getNodeEngine().toObject(record.getObject()));
        }
        return result;
    }

    public int valueCount(K key) {
        checkTransactionState();
        Data dataKey = getNodeEngine().toData(key);
        return valueCountInternal(dataKey);
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder("TransactionalMultiMap{");
        sb.append("name=").append(getName());
        sb.append('}');
        return sb.toString();
    }
}