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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2018 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://oss.oracle.com/licenses/CDDL+GPL-1.1
 * or LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
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 * file and include the License file at LICENSE.txt.
 *
 * GPL Classpath Exception:
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 *
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package org.shoal.adapter.store.commands;

import org.shoal.ha.cache.impl.store.DataStoreEntry;
import org.shoal.ha.cache.api.DataStoreException;
import org.shoal.ha.cache.api.ShoalCacheLoggerConstants;
import org.shoal.ha.cache.impl.command.Command;
import org.shoal.ha.cache.impl.command.ReplicationCommandOpcode;

import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * @author Mahesh Kannan
 */
public class TouchCommand
    extends AbstractSaveCommand {

    public TouchCommand() {
        super(ReplicationCommandOpcode.TOUCH);
    }

    public TouchCommand(K k, long version, long accessTime, long maxIdleTime) {
        super(ReplicationCommandOpcode.TOUCH, k, version, accessTime, maxIdleTime);
    }

    @Override
    public void execute(String initiator)
        throws DataStoreException {

        if (_logger.isLoggable(Level.FINE)) {
            _logger.log(Level.FINE, dsc.getServiceName() + getName() + " received touch_command for key = " + getKey() + " from " + initiator);
        }

        if (_logger.isLoggable(Level.FINE)) {
            _logger.log(Level.FINE,  dsc.getServiceName() + getName()
                    + " received touch_command for key = " + getKey() + " from " + initiator
                    + "; version = " + getVersion() + "; " + dsc.getDataStoreEntryUpdater().getClass().getCanonicalName());
        }

        DataStoreEntry entry = dsc.getReplicaStore().getOrCreateEntry(getKey());
        synchronized (entry) {
            dsc.getDataStoreEntryUpdater().executeTouch(entry, this);
        }

        if (dsc.isDoSynchronousReplication()) {
            _logger.log(Level.FINE, "TouchCommand Sending SIMPLE_ACK");
            super.sendAcknowledgement();
        }
    }
}