reorganized handleTransmissionError, removed resending cachedNotes

lib/apn.js

@@ -171,12 +171,18 @@ var Connection = function (optionArgs) {
 
 	var handleTransmissionError = function(data) {
 		// Need to check message that errors
-		//	return failed notification to owner
-		//	resend all following notifications
-		if(data[0] == 8) {
+		// return failed notification to owner
+		if (data[0] == 8) {
+			self.socket.end();
+
+			if (typeof options.errorCallback != 'function') {
+				self.cachedNotes = [];
+				return;
+			}
+
 			var currentCache = self.cachedNotes;
 			self.cachedNotes = [];
-			self.socket.end();
+
 			// This is an error condition
 			var errorCode = data[1];
 			var identifier = bytes2int(data.slice(2,6), 4);
@@ -191,12 +197,6 @@ var Connection = function (optionArgs) {
 			if(typeof options.errorCallback == 'function') {
 				options.errorCallback(errorCode, note);
 			}
-			while(currentCache.length) {
-				note = currentCache.shift();
-				process.nextTick(function() {
-				self.sendNotification(note);
-				});
-			}
 		}
 	}
 }