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Add ClientConnectionListener listener #12421

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Add ClientConnectionListener listener #12421

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18 changes: 18 additions & 0 deletions jetty-core/jetty-io/src/main/java/org/eclipse/jetty/io/ClientConnector.java
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Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,7 @@ public static ClientConnector forUnixDomain(Path path)
private boolean reusePort;
private int receiveBufferSize = -1;
private int sendBufferSize = -1;
private ClientConnectionListener listener;

public ClientConnector()
{
Expand Down Expand Up @@ -476,6 +477,7 @@ else if (networkChannel instanceof DatagramChannel)
selectorManager.accept(channel, context);
else
selectorManager.connect(channel, context);
listener.onConnectBegin((SocketChannel)channel);
}
// Must catch all exceptions, since some like
// UnresolvedAddressException are not IOExceptions.
Expand Down Expand Up @@ -513,6 +515,13 @@ public void accept(SelectableChannel selectable, Map<String, Object> context)
}
}

public void onClientConnection(ClientConnectionListener listener)
{
if (this.listener != null)
return;
this.listener = listener;
}

private void bind(NetworkChannel channel, SocketAddress bindAddress) throws IOException
{
if (LOG.isDebugEnabled())
Expand Down Expand Up @@ -593,6 +602,7 @@ protected EndPoint newEndPoint(SelectableChannel channel, ManagedSelector select
{
EndPoint endPoint = ClientConnector.this.newEndPoint(channel, selector, selectionKey);
endPoint.setIdleTimeout(getIdleTimeout().toMillis());
listener.onConnectSuccess((SocketChannel)channel);
return endPoint;
}

Expand Down Expand Up @@ -629,6 +639,7 @@ protected void connectionFailed(SelectableChannel channel, Throwable failure, Ob
{
@SuppressWarnings("unchecked")
Map<String, Object> context = (Map<String, Object>)attachment;
listener.onConnectFailure((SocketChannel)channel, failure);
connectFailed(failure, context);
}
}
Expand Down Expand Up @@ -753,4 +764,11 @@ public ChannelWithAddress newChannelWithAddress(ClientConnector clientConnector,
};
}
}

public interface ClientConnectionListener
{
public void onConnectBegin(SocketChannel s);
public void onConnectSuccess(SocketChannel s);
public void onConnectFailure(SocketChannel s, Throwable x);
}
}
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