public void AddBroker(BrokerCircle bro)
{
if (!brokers.Exists(n => n.name == bro.name))
{
brokers.Add(bro);
}
}
public void UnsubscribeBroker(string processname, string topic)
{
new Task(() => {
lock (Broker.monitorLock) {
while (Broker.frozen)
{
Monitor.Wait(Broker.monitorLock);
}
}
if (Broker.leader)
{
foreach (IBroker broker in Broker.replicaBrokers)
{
try {
broker.UnsubscribeBroker(processname, topic);
}
catch (Exception e)
{
Console.WriteLine("Error somewhere: " + e.Message);
}
}
}
BrokerCircle bro = Broker.neighbourBrokers.Find(n => n.name == processname);
if (bro != null)
{
lock (Broker.subscriptionMutex) {
// Console.WriteLine( "BRO " + processname + " just unsubscribed from " + topic );
Broker.subscriptionCircles.RemoveTopicBroker(topic, processname);
//if ( Broker.parent != null ) {
bool a = !Broker.topicSubscribers.HasTopic(topic);
bool b = !Broker.subscriptionCircles.HasTopic(topic);
if (a && b)
{
Broker.EraseRelatedEvents(topic);
if (Broker.leader)
{
foreach (BrokerCircle broker in Broker.neighbourBrokers)
{
if (broker.name != processname)
{
broker.UnsubscribeBroker(Broker.groupName, topic);
}
}
//coiso.broker.SendContent( evt );
}
}
//}
}
}
}).Start();
}
public void RegisterBrokers( List<string> addresses )
{
// Subscriber doesn't need to know the broker's name
BrokerCircle brokerCircle = new BrokerCircle( "" );
int id = 0;
foreach ( string address in addresses ) {
brokerCircle.AddBroker( (IBroker)Activator.GetObject( typeof( IBroker ), address ), id );
id++;
}
Subscriber.brokerCircle = brokerCircle;
}
public void AddTopicBroker( string topic, BrokerCircle bro )
{
BrokerCircleTopicList entry = FindTopic( topic );
if ( entry != null ) {
entry.AddBroker( bro );
return;
}
entry = new BrokerCircleTopicList();
entry.topic = topic;
entry.AddBroker( bro );
table.Add( entry );
}
public void RegisterBrokers(List <string> addresses)
{
// Subscriber doesn't need to know the broker's name
BrokerCircle brokerCircle = new BrokerCircle("");
int id = 0;
foreach (string address in addresses)
{
brokerCircle.AddBroker((IBroker)Activator.GetObject(typeof(IBroker), address), id);
id++;
}
Subscriber.brokerCircle = brokerCircle;
}
// Puppet Master
public void RegisterChildReplication(List <string> addresses, string name)
{
BrokerCircle brokerCircle = new BrokerCircle(name);
int id = 0;
foreach (string address in addresses)
{
brokerCircle.AddBroker((IBroker)Activator.GetObject(typeof(IBroker), address), id);
id++;
}
// Add circle to a list of neighbour circles
Broker.neighbourBrokers.Add(brokerCircle);
}
public void AddTopicBroker(string topic, BrokerCircle bro)
{
BrokerCircleTopicList entry = FindTopic(topic);
if (entry != null)
{
entry.AddBroker(bro);
return;
}
entry = new BrokerCircleTopicList();
entry.topic = topic;
entry.AddBroker(bro);
table.Add(entry);
}
public void SubscribeBroker(string processname, string topic)
{
new Task(() => {
lock (Broker.monitorLock) {
while (Broker.frozen)
{
Monitor.Wait(Broker.monitorLock);
}
}
if (Broker.leader)
{
foreach (IBroker broker in Broker.replicaBrokers)
{
try {
broker.SubscribeBroker(processname, topic);
}
catch (Exception e)
{
Console.WriteLine("Error somewhere: " + e.Message);
}
}
}
BrokerCircle bro = Broker.neighbourBrokers.Find(n => n.name == processname);
if (bro != null)
{
lock (Broker.subscriptionMutex) {
//Console.WriteLine( "BRO " + processname + " just subscribed to " + topic );
Broker.subscriptionCircles.AddTopicBroker(topic, bro);
if (Broker.leader)
{
foreach (BrokerCircle broker in Broker.neighbourBrokers)
{
if (broker.name != processname)
{
broker.SubscribeBroker(Broker.groupName, topic);
}
}
//coiso.broker.SendContent( evt );
}
}
}
}).Start();
}
// Puppet Master
public void RegisterChildReplication( List<string> addresses, string name )
{
BrokerCircle brokerCircle = new BrokerCircle( name );
int id = 0;
foreach ( string address in addresses ) {
brokerCircle.AddBroker( (IBroker)Activator.GetObject( typeof( IBroker ), address ), id );
id++;
}
// Add circle to a list of neighbour circles
Broker.neighbourBrokers.Add( brokerCircle );
}
public void AddBroker( BrokerCircle bro )
{
if ( !brokers.Exists( n => n.name == bro.name ) ) {
brokers.Add( bro );
}
}