private synchronized Socket getOrCreateSocket(boolean resend) throws NetworkIOException {
if (reconnectPolicy.shouldReconnect()) {
logger.debug("Reconnecting due to reconnectPolicy dictating it");
UILogger.getInstance().add("Reconnecting due to reconnectPolicy dictating it");
Utilities.close(socket);
socket = null;
}
if (socket == null || socket.isClosed()) {
try {
if (proxy == null) {
socket = factory.createSocket(host, port);
logger.debug("Connected new socket {}", socket);
UILogger.getInstance().add("Connected new socket" + socket.toString());
} else if (proxy.type() == Proxy.Type.HTTP) {
TlsTunnelBuilder tunnelBuilder = new TlsTunnelBuilder();
socket =
tunnelBuilder.build(
(SSLSocketFactory) factory, proxy, proxyUsername, proxyPassword, host, port);
logger.debug("Connected new socket through http tunnel {}", socket);
UILogger.getInstance()
.add("Connected new socket through http tunnel " + socket.toString());
} else {
boolean success = false;
Socket proxySocket = null;
try {
proxySocket = new Socket(proxy);
proxySocket.connect(new InetSocketAddress(host, port), connectTimeout);
socket = ((SSLSocketFactory) factory).createSocket(proxySocket, host, port, false);
success = true;
} finally {
if (!success) {
Utilities.close(proxySocket);
}
}
logger.debug("Connected new socket through socks tunnel {}", socket);
UILogger.getInstance()
.add("Connected new socket through socks tunnel " + socket.toString());
}
socket.setSoTimeout(readTimeout);
socket.setKeepAlive(true);
if (errorDetection) {
monitorSocket(socket);
}
reconnectPolicy.reconnected();
logger.debug("Made a new connection to APNS");
UILogger.getInstance().add("Made a new connection to APNS");
} catch (IOException e) {
logger.error("Couldn't connect to APNS server", e);
UILogger.getInstance().add("Couldn't connect to APNS server" + e.toString());
// indicate to clients whether this is a resend or initial send
throw new NetworkIOException(e, resend);
}
}
return socket;
}
public ApnsConnectionImpl copy() {
return new ApnsConnectionImpl(
factory,
host,
port,
proxy,
proxyUsername,
proxyPassword,
reconnectPolicy.copy(),
delegate,
errorDetection,
threadFactory,
cacheLength,
autoAdjustCacheLength,
readTimeout,
connectTimeout);
}
public void testConnection() throws NetworkIOException {
ApnsConnectionImpl testConnection = null;
try {
testConnection =
new ApnsConnectionImpl(
factory,
host,
port,
proxy,
proxyUsername,
proxyPassword,
reconnectPolicy.copy(),
delegate);
final ApnsNotification notification =
new EnhancedApnsNotification(0, 0, new byte[] {0}, new byte[] {0});
testConnection.sendMessage(notification);
} finally {
if (testConnection != null) {
testConnection.close();
}
}
}