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 * 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
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package org.shoal.adapter.store.commands;

import org.shoal.ha.cache.api.ShoalCacheLoggerConstants;
import org.shoal.ha.cache.impl.command.Command;
import org.shoal.ha.cache.impl.command.ReplicationCommandOpcode;
import org.shoal.ha.cache.impl.util.CommandResponse;
import org.shoal.ha.cache.impl.util.ReplicationInputStream;
import org.shoal.ha.cache.impl.util.ReplicationOutputStream;
import org.shoal.ha.cache.impl.util.ResponseMediator;

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 SimpleAckCommand
        extends Command {

    private static final Logger _logger = Logger.getLogger(ShoalCacheLoggerConstants.CACHE_LOAD_RESPONSE_COMMAND);

    private long tokenId;

    private String targetInstanceName;

    private String respondingInstanceName;

    public SimpleAckCommand() {
        super(ReplicationCommandOpcode.SIMPLE_ACK_COMMAND);
    }

    public SimpleAckCommand(String targetInstanceName, long tokenId) {
        this();
        super.setKey("SimpleAck:" + tokenId);
        this.targetInstanceName = targetInstanceName;
        this.tokenId = tokenId;
    }

    private void writeObject(ObjectOutputStream ros)
        throws IOException {
        setTargetName(targetInstanceName);

        ros.writeLong(tokenId);
        ros.writeUTF(targetInstanceName);
        ros.writeUTF(dsc.getInstanceName());
    }

    protected boolean beforeTransmit() {
        super.setTargetName(targetInstanceName);
        return targetInstanceName != null;
    }

    private void readObject(ObjectInputStream ris)
        throws IOException {

        tokenId = ris.readLong();
        targetInstanceName = ris.readUTF();
        respondingInstanceName = ris.readUTF();
    }

    @Override
    public void execute(String initiator) {
        ResponseMediator respMed = getDataStoreContext().getResponseMediator();
        CommandResponse resp = respMed.getCommandResponse(tokenId);
        if (resp != null) {
            resp.setRespondingInstanceName(respondingInstanceName);
            resp.setResult(true);
        }
    }

    @Override
    protected boolean isArtificialKey() {
        return true;
    }

    public String toString() {
        return getName() + "()";
    }
}




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