// GPars - Groovy Parallel Systems
//
// Copyright © 2008-10, 2014 The original author or authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package groovyx.gpars.remote;
import groovyx.gpars.remote.message.CloseConnectionMsg;
import groovyx.gpars.serial.SerialContext;
import groovyx.gpars.serial.SerialMsg;
import java.util.ArrayList;
import java.util.UUID;
/**
* Representation of remote host connected to transport provider
*
* @author Alex Tkachman
*/
public final class RemoteHost extends SerialContext {
private final ArrayList<RemoteConnection> connections = new ArrayList<>();
public RemoteHost(final LocalHost localHost, final UUID hostId) {
super(localHost, hostId);
}
public void addConnection(final RemoteConnection connection) {
synchronized (connections) {
connections.add(connection);
}
}
public void removeConnection(final RemoteConnection connection) {
synchronized (connections) {
connections.remove(connection);
}
}
public void disconnect() {
for (final RemoteConnection connection : connections) {
connection.write(new CloseConnectionMsg());
}
}
public boolean isConnected() {
return !connections.isEmpty();
}
@Override
public void write(final SerialMsg msg) {
msg.hostId = getLocalHost().getId();
getConnection().write(msg);
}
public RemoteConnection getConnection() {
return connections.get(0);
}
public LocalHost getLocalHost() {
return (LocalHost) localHost;
}
}