Transaction.java

package common;

import PBFT.TTransaction;
import PBFT.Viewstamp;
import gameengine.ChineseCheckersOperationFactory;
import gameengine.ChineseCheckersState;
import statemachine.Operation;

/**
 * Created by andrew on 11/27/14.
 */
public class Transaction<T> {
    private Viewstamp id;
    private final int targetIndex;
    private final T value;
    private boolean prepared;
    private boolean committed;
    private int replicaID;

    public Transaction(Viewstamp id, int targetIndex, T value, int replicaID) {
        this.id = id;
        this.targetIndex = targetIndex;
        this.value = value;
        this.committed = false;
        this.replicaID = replicaID;
    }

    public T getValue() {
        return value;
    }

    public int getReplicaId() {
        return replicaID;
    }
    public void prepare() { prepared = true; }
    public void commit() { committed = true; }

    public boolean isPrepared() { return prepared; }
    public boolean isCommitted() { return committed; }

    public Viewstamp getViewstamp() {
        return id;
    }

    public static Transaction<Operation<ChineseCheckersState>> getTransactionForPBFTTransaction(TTransaction transaction) {
        Transaction<Operation<ChineseCheckersState>> commonTransaction = new Transaction<Operation<ChineseCheckersState>>(
                transaction.getViewstamp(),
                transaction.viewstamp.getSequenceNumber(),
                ChineseCheckersOperationFactory.hydrate(transaction.getOperation()),
                transaction.getReplicaId());
        return commonTransaction;
    }

    public static TTransaction serialize(Transaction<Operation<ChineseCheckersState>> transaction) {
        TTransaction thriftTransaction = new TTransaction();
        thriftTransaction.setReplicaId(transaction.getReplicaId());
        thriftTransaction.setViewstamp(transaction.getViewstamp());
        thriftTransaction.setOperation(transaction.getValue().serialize());
        return thriftTransaction;
    }
}