an easy way to use mqtt deal
###file:LCMosquittoMqtt
pod 'LCMqtt', '~> 1.0.0'
#import <LCMqtt/LCMosquittoMqtt.h>
LCMosquittoMqtt *mqtt = [[LCMosquittoMqtt alloc] init];
mqtt.delegate = self;// 连接端口
[mqtt connectToHost:(NSString *) port:(int) userName:(NSString *)
password:(NSString *) keepAlive:(int)
reconnect_delay:(unsigned int)
reconnect_delay_max:(unsigned int) reconnect_exponential_backoff:(BOOL)];// 订阅主题
[mqtt subscribeWithTopic:(NSString *) qos:(MQTTQosLevel)];// 发布消息
[mqtt publishData:(NSData *) topic:(NSString *) qos:(MQTTQosLevel) retain:(BOOL)];// 取消订阅主题
[mqtt unSubscribeWithTopic:(NSString *)];// 设置遗嘱
[mqtt setWillData:(NSData *) toTopic:(NSString *) qos:(MQTTQosLevel) retain:(BOOL)];
[mqtt disconnect];
[mqtt reconnect];
[mqtt clearWill];
...receive: <LCMosquittoMqttDelegate>
// 连接回调
- (void)mosMqtt:(LCMosquittoMqtt *)mosMqtt didConnectedWithReturnCode:(MQTTConnectReturnCode)code{
}
// 接收到新的消息
- (void)mosMqtt:(LCMosquittoMqtt *)mosMqtt didReceivedMessageWithTopic:(NSString *)topic
data:(NSData *)data qos:(MQTTQosLevel)qos retain:(BOOL)retain messageId:(NSUInteger)MessageId{
}
// 发布消息成功回调
- (void)mosMqtt:(LCMosquittoMqtt *)mosMqtt didPublishedWithMessageId:(int)MessageId{
}
// 订阅回调
- (void)mosMqtt:(LCMosquittoMqtt *)mosMqtt didSubscribeWithQosCount:(NSUInteger)qosCount
grantedQos:(NSArray *)grantedQos subscribeId:(int)subscribeId{
}
// 取消订阅回调
- (void)mosMqtt:(LCMosquittoMqtt *)mosMqtt didUnsubscribeWithUnSubscribeId:(int)unSubscribeId{
}
// 断开连接回调
- (void)mosMqtt:(LCMosquittoMqtt *)mosMqtt didDisConnectedWithReturnCode:(MQTTDisconnectReturnCode)code{
}