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/*
* VS is (c) 2008 by Paul C. Buetow
* vs@dev.buetow.org
*/
package protocols.implementations;
import java.util.Vector;
import protocols.VSProtocol;
import core.VSMessage;
/**
* The Class OnePhaseCommitProtocol.
*/
public class OnePhaseCommitProtocol extends VSProtocol {
private static final long serialVersionUID = 1L;
/* Client variables, coordinator */
/* Server variables, peers */
private boolean ackSent;
/**
* Instantiates a one phase commit protocol.
*/
public OnePhaseCommitProtocol() {
setClassname(getClass().toString());
/* Can be changed via GUI variables editor of each process */
Vector<Integer> vec = new Vector<Integer>();
vec.add(2);
vec.add(3);
vec.add(4);
initVector("pids", vec, "PIDs beteilitger Prozesse");
}
/* (non-Javadoc)
* @see events.VSEvent#onInit()
*/
protected void onInit() {
}
/* (non-Javadoc)
* @see protocols.VSProtocol#onClientReset()
*/
protected void onClientReset() {
}
/* (non-Javadoc)
* @see protocols.VSProtocol#onClientStart()
*/
protected void onClientStart() {
int numProcesses = getInteger("numProcesses");
VSMessage message = new VSMessage(getClassname());
message.setBoolean("wantAck", true);
sendMessage(message);
}
/* (non-Javadoc)
* @see protocols.VSProtocol#onClientRecv(core.VSMessage)
*/
protected void onClientRecv(VSMessage recvMessage) {
}
/* (non-Javadoc)
* @see protocols.VSProtocol#onServerReset()
*/
protected void onServerReset() {
ackSent = false;
}
/* (non-Javadoc)
* @see protocols.VSProtocol#onServerRecv(core.VSMessage)
*/
protected void onServerRecv(VSMessage recvMessage) {
}
/* (non-Javadoc)
* @see protocols.VSProtocol#toString()
*/
public String toString() {
return super.toString();
}
}
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