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package org.reprap;
import java.io.IOException;
import org.reprap.comms.Address;
import org.reprap.comms.Communicator;
import org.reprap.comms.IncomingContext;
import org.reprap.comms.OutgoingMessage;
import org.reprap.comms.IncomingMessage.InvalidPayloadException;
import org.reprap.comms.messages.VersionRequestMessage;
import org.reprap.comms.messages.VersionResponseMessage;
public abstract class Device {
private Address address;
private Communicator communicator;
public Device(Communicator communicator, Address address) {
this.communicator = communicator;
this.address = address;
}
public Address getAddress() {
return address;
}
public Communicator getCommunicator() {
return communicator;
}
public int getVersion() throws IOException, InvalidPayloadException {
VersionRequestMessage request = new VersionRequestMessage();
IncomingContext replyContext = sendMessage(request);
VersionResponseMessage reply = new VersionResponseMessage(replyContext);
return reply.getVersion();
}
public IncomingContext sendMessage(OutgoingMessage message) throws IOException {
return communicator.sendMessage(this, message);
}
protected void lock() {
communicator.lock();
}
protected void unlock() {
communicator.unlock();
}
}
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