Class: VertxMqtt::MqttClient

Inherits:
Object
  • Object
show all
Defined in:
/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb

Overview

An MQTT client

Constant Summary

@@j_api_type = 
Object.new

Class Method Summary (collapse)

Instance Method Summary (collapse)

Class Method Details

+ (Boolean) accept?(obj)

Returns:

  • (Boolean) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 22

def @@j_api_type.accept?(obj)
  obj.class == MqttClient
end

+ (::VertxMqtt::MqttClient) create(vertx = nil, options = nil)

Return an MQTT client instance

Parameters:

  • vertx (::Vertx::Vertx) (defaults to: nil) —
    Vert.x instance
  • options (Hash) (defaults to: nil) —
    MQTT client options

Returns:

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 41

def self.create(vertx=nil,options=nil)
  if vertx.class.method_defined?(:j_del) && !block_given? && options == nil
    return ::Vertx::Util::Utils.safe_create(Java::IoVertxMqtt::MqttClient.java_method(:create, [Java::IoVertxCore::Vertx.java_class]).call(vertx.j_del),::VertxMqtt::MqttClient)
  elsif vertx.class.method_defined?(:j_del) && options.class == Hash && !block_given?
    return ::Vertx::Util::Utils.safe_create(Java::IoVertxMqtt::MqttClient.java_method(:create, [Java::IoVertxCore::Vertx.java_class,Java::IoVertxMqtt::MqttClientOptions.java_class]).call(vertx.j_del,Java::IoVertxMqtt::MqttClientOptions.new(::Vertx::Util::Utils.to_json_object(options))),::VertxMqtt::MqttClient)
  end
  raise ArgumentError, "Invalid arguments when calling create(#{vertx},#{options})"
end

+ (Object) j_api_type 



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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 31

def self.j_api_type
  @@j_api_type
end

+ (Object) j_class 



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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 34

def self.j_class
  Java::IoVertxMqtt::MqttClient.java_class
end

+ (Object) unwrap(obj) 



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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 28

def @@j_api_type.unwrap(obj)
  obj.j_del
end

+ (Object) wrap(obj) 



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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 25

def @@j_api_type.wrap(obj)
  MqttClient.new(obj)
end

Instance Method Details

- (String) client_id

Returns the client identifier

Returns:

  • (String) —
    the client identifier

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 224

def client_id
  if !block_given?
    return @j_del.java_method(:clientId, []).call()
  end
  raise ArgumentError, "Invalid arguments when calling client_id()"
end

- (self) close_handler { ... }

Set a handler that will be called when the connection with server is closed

Yields:

  • handler to call

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 206

def close_handler
  if block_given?
    @j_del.java_method(:closeHandler, [Java::IoVertxCore::Handler.java_class]).call(Proc.new { yield })
    return self
  end
  raise ArgumentError, "Invalid arguments when calling close_handler()"
end

- (self) connect(port = nil, host = nil, serverName = nil) { ... }

Connects to an MQTT server calling connectHandler after connection

Parameters:

  • port (Fixnum) (defaults to: nil) —
    port of the MQTT server
  • host (String) (defaults to: nil) —
    hostname/ip address of the MQTT server
  • serverName (String) (defaults to: nil) —
    the SNI server name

Yields:

  • handler called when the asynchronous connect call ends

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 55

def connect(port=nil,host=nil,serverName=nil)
  if port.class == Fixnum && host.class == String && block_given? && serverName == nil
    @j_del.java_method(:connect, [Java::int.java_class,Java::java.lang.String.java_class,Java::IoVertxCore::Handler.java_class]).call(port,host,(Proc.new { |ar| yield(ar.failed ? ar.cause : nil, ar.succeeded ? ::Vertx::Util::Utils.safe_create(ar.result,::VertxMqtt::MqttConnAckMessage) : nil) }))
    return self
  elsif port.class == Fixnum && host.class == String && serverName.class == String && block_given?
    @j_del.java_method(:connect, [Java::int.java_class,Java::java.lang.String.java_class,Java::java.lang.String.java_class,Java::IoVertxCore::Handler.java_class]).call(port,host,serverName,(Proc.new { |ar| yield(ar.failed ? ar.cause : nil, ar.succeeded ? ::Vertx::Util::Utils.safe_create(ar.result,::VertxMqtt::MqttConnAckMessage) : nil) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling connect(#{port},#{host},#{serverName})"
end

- (true, false) connected?

Returns if the connection between client and remote server is established/open

Returns:

  • (true, false) —
    if the connection between client and remote server is established/open

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 231

def connected?
  if !block_given?
    return @j_del.java_method(:isConnected, []).call()
  end
  raise ArgumentError, "Invalid arguments when calling connected?()"
end

- (self) disconnect { ... }

Disconnects from the MQTT server calling disconnectHandler after disconnection

Yields:

  • handler called when asynchronous disconnect call ends

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 68

def disconnect
  if !block_given?
    @j_del.java_method(:disconnect, []).call()
    return self
  elsif block_given?
    @j_del.java_method(:disconnect, [Java::IoVertxCore::Handler.java_class]).call((Proc.new { |ar| yield(ar.failed ? ar.cause : nil) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling disconnect()"
end

- (self) exception_handler { ... }

Set an exception handler for the client, that will be called when an error happens in internal netty structures. io.netty.handler.codec.DecoderException can be one of the cause

Yields:

  • the exception handler

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 196

def exception_handler
  if block_given?
    @j_del.java_method(:exceptionHandler, [Java::IoVertxCore::Handler.java_class]).call((Proc.new { |event| yield(::Vertx::Util::Utils.from_throwable(event)) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling exception_handler()"
end

- (self) ping

This method is needed by the client in order to avoid server closes the connection due to the keep alive timeout if client has no messages to send

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 216

def ping
  if !block_given?
    @j_del.java_method(:ping, []).call()
    return self
  end
  raise ArgumentError, "Invalid arguments when calling ping()"
end

- (self) ping_response_handler { ... }

Sets handler which will be called after PINGRESP packet receiving

Yields:

  • handler to call

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 183

def ping_response_handler
  if block_given?
    @j_del.java_method(:pingResponseHandler, [Java::IoVertxCore::Handler.java_class]).call(Proc.new { yield })
    return self
  end
  raise ArgumentError, "Invalid arguments when calling ping_response_handler()"
end

- (self) publish(topic = nil, payload = nil, qosLevel = nil, isDup = nil, isRetain = nil) { ... }

Sends the PUBLISH message to the remote MQTT server

Parameters:

  • topic (String) (defaults to: nil) —
    topic on which the message is published
  • payload (::Vertx::Buffer) (defaults to: nil) —
    message payload
  • qosLevel (:AT_MOST_ONCE, :AT_LEAST_ONCE, :EXACTLY_ONCE, :FAILURE) (defaults to: nil) —
    QoS level
  • isDup (true, false) (defaults to: nil) —
    if the message is a duplicate
  • isRetain (true, false) (defaults to: nil) —
    if the message needs to be retained

Yields:

  • handler called after PUBLISH packet sent with packetid (not when QoS 0)

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 86

def publish(topic=nil,payload=nil,qosLevel=nil,isDup=nil,isRetain=nil)
  if topic.class == String && payload.class.method_defined?(:j_del) && qosLevel.class == Symbol && (isDup.class == TrueClass || isDup.class == FalseClass) && (isRetain.class == TrueClass || isRetain.class == FalseClass) && !block_given?
    @j_del.java_method(:publish, [Java::java.lang.String.java_class,Java::IoVertxCoreBuffer::Buffer.java_class,Java::IoNettyHandlerCodecMqtt::MqttQoS.java_class,Java::boolean.java_class,Java::boolean.java_class]).call(topic,payload.j_del,Java::IoNettyHandlerCodecMqtt::MqttQoS.valueOf(qosLevel.to_s),isDup,isRetain)
    return self
  elsif topic.class == String && payload.class.method_defined?(:j_del) && qosLevel.class == Symbol && (isDup.class == TrueClass || isDup.class == FalseClass) && (isRetain.class == TrueClass || isRetain.class == FalseClass) && block_given?
    @j_del.java_method(:publish, [Java::java.lang.String.java_class,Java::IoVertxCoreBuffer::Buffer.java_class,Java::IoNettyHandlerCodecMqtt::MqttQoS.java_class,Java::boolean.java_class,Java::boolean.java_class,Java::IoVertxCore::Handler.java_class]).call(topic,payload.j_del,Java::IoNettyHandlerCodecMqtt::MqttQoS.valueOf(qosLevel.to_s),isDup,isRetain,(Proc.new { |ar| yield(ar.failed ? ar.cause : nil, ar.succeeded ? ar.result : nil) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling publish(#{topic},#{payload},#{qosLevel},#{isDup},#{isRetain})"
end

- (self) publish_completion_handler { ... }

Sets handler which will be called each time publish is completed

Yields:

  • handler called with the packetId

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 99

def publish_completion_handler
  if block_given?
    @j_del.java_method(:publishCompletionHandler, [Java::IoVertxCore::Handler.java_class]).call((Proc.new { |event| yield(event) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling publish_completion_handler()"
end

- (self) publish_handler { ... }

Sets handler which will be called each time server publish something to client

Yields:

  • handler to call

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 109

def publish_handler
  if block_given?
    @j_del.java_method(:publishHandler, [Java::IoVertxCore::Handler.java_class]).call((Proc.new { |event| yield(::Vertx::Util::Utils.safe_create(event,::VertxMqtt::MqttPublishMessage)) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling publish_handler()"
end

- (self) subscribe(topics) - (self) subscribe(topic, qos) - (self) subscribe(topics, subscribeSentHandler) { ... } - (self) subscribe(topic, qos, subscribeSentHandler) { ... }

Subscribes to the topic with a specified QoS level

Overloads:

  • - (self) subscribe(topics)

    Parameters:

    • topics (Hash{String => Fixnum}) —
      topics and related QoS levels to subscribe to
  • - (self) subscribe(topic, qos)

    Parameters:

    • topic (String) —
      topic you subscribe on
    • qos (Fixnum) —
      QoS level
  • - (self) subscribe(topics, subscribeSentHandler) { ... }

    Parameters:

    • topics (Hash{String => Fixnum}) —
      topics you subscribe on

    Yields:

    • handler called after SUBSCRIBE packet sent with packetid
  • - (self) subscribe(topic, qos, subscribeSentHandler) { ... }

    Parameters:

    • topic (String) —
      topic you subscribe on
    • qos (Fixnum) —
      QoS level

    Yields:

    • handler called after SUBSCRIBE packet sent with packetid

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 140

def subscribe(param_1=nil,param_2=nil)
  if param_1.class == Hash && !block_given? && param_2 == nil
    @j_del.java_method(:subscribe, [Java::JavaUtil::Map.java_class]).call(Hash[param_1.map { |k,v| [k,::Vertx::Util::Utils.to_integer(v)] }])
    return self
  elsif param_1.class == String && param_2.class == Fixnum && !block_given?
    @j_del.java_method(:subscribe, [Java::java.lang.String.java_class,Java::int.java_class]).call(param_1,param_2)
    return self
  elsif param_1.class == Hash && block_given? && param_2 == nil
    @j_del.java_method(:subscribe, [Java::JavaUtil::Map.java_class,Java::IoVertxCore::Handler.java_class]).call(Hash[param_1.map { |k,v| [k,::Vertx::Util::Utils.to_integer(v)] }],(Proc.new { |ar| yield(ar.failed ? ar.cause : nil, ar.succeeded ? ar.result : nil) }))
    return self
  elsif param_1.class == String && param_2.class == Fixnum && block_given?
    @j_del.java_method(:subscribe, [Java::java.lang.String.java_class,Java::int.java_class,Java::IoVertxCore::Handler.java_class]).call(param_1,param_2,(Proc.new { |ar| yield(ar.failed ? ar.cause : nil, ar.succeeded ? ar.result : nil) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling subscribe(#{param_1},#{param_2})"
end

- (self) subscribe_completion_handler { ... }

Sets handler which will be called after SUBACK packet receiving

Yields:

  • handler to call. List inside is a granted QoS array

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 119

def subscribe_completion_handler
  if block_given?
    @j_del.java_method(:subscribeCompletionHandler, [Java::IoVertxCore::Handler.java_class]).call((Proc.new { |event| yield(::Vertx::Util::Utils.safe_create(event,::VertxMqtt::MqttSubAckMessage)) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling subscribe_completion_handler()"
end

- (self) unsubscribe(topic = nil) { ... }

Unsubscribe from receiving messages on given topic

Parameters:

  • topic (String) (defaults to: nil) —
    Topic you want to unsubscribe from

Yields:

  • handler called after UNSUBSCRIBE packet sent

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 170

def unsubscribe(topic=nil)
  if topic.class == String && !block_given?
    @j_del.java_method(:unsubscribe, [Java::java.lang.String.java_class]).call(topic)
    return self
  elsif topic.class == String && block_given?
    @j_del.java_method(:unsubscribe, [Java::java.lang.String.java_class,Java::IoVertxCore::Handler.java_class]).call(topic,(Proc.new { |ar| yield(ar.failed ? ar.cause : nil, ar.succeeded ? ar.result : nil) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling unsubscribe(#{topic})"
end

- (self) unsubscribe_completion_handler { ... }

Sets handler which will be called after UNSUBACK packet receiving

Yields:

  • handler to call with the packetid

Returns:

  • (self)

Raises:

  • (ArgumentError) 


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# File '/Users/julien/java/vertx-aggregator/modules/vertx-lang-ruby/vertx-lang-ruby/target/classes/vertx-mqtt/mqtt_client.rb', line 159

def unsubscribe_completion_handler
  if block_given?
    @j_del.java_method(:unsubscribeCompletionHandler, [Java::IoVertxCore::Handler.java_class]).call((Proc.new { |event| yield(event) }))
    return self
  end
  raise ArgumentError, "Invalid arguments when calling unsubscribe_completion_handler()"
end