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(MSQL@NAVER.COM) 2015. 11. 07

Network Netty .

1. Netty.io Netty?

netty .

Netty asynchronous,

event-driven .

Netty

.

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1. Netty.io Netty?

Netty ?

Netty homepage .

http://netty.io3

1. Netty.io4

1. Netty.io netty asynchronous event-driven network application framework .

asynchronous event-driven .5

1. Netty.io asynchronous, synchronous .

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1. Netty.io asynchronous, synchronous .

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1. Netty.io

synchronous : /

asynchronous : /

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1. Netty.io synchronous

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1. Netty.io asynchronous

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1. Netty.io ,

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1. Netty.io ,

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1. Netty.io

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1. Netty.io synchronous,

asynchronous .

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1. Netty.io synchronous .

AJAX asynchronous

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AJAX asynchronous JavaScript and XML .

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1. Netty.io synchronous form submit ,

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1. Netty.io asynchronous

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1. Netty.io ?

h , javascript .

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1. Netty.io synchronous ,

, asynchronous ,

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1. Netty.io blocking, non-blocking .

java code ,

code .20

1. Netty.io .

// ..21

1. Netty.io .

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1. Netty.io

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1. Netty.io 8888 ,

Hello, world! .

- OS telnet

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> telnet localhost 8888

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1. Netty.io telnet ,

Hello, world! .

console ,

before accept

after accept

before accept .

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1. Netty.io Socket socket = serverSocket.accept();

.

(blocking) .26

1. Netty.io27

http://docs.oracle.com/javase/7/docs/api/java/net/ServerSocket.html

1. Netty.io28http://docs.oracle.com/javase/7/docs/api/java/net/ServerSocket.html

,

ServerSocket . (wait)

ServerSocket .

1. Netty.io- (blocking) .

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CPU

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1. Netty.io .

// ..30

1. Netty.io .

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1. Netty.io

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1. Netty.io 8888 ,

Hello, world! .

- OS

telnet .

> telnet localhost 8888

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1. Netty.io telnet ,

Hello, world! .

console ,

before accept

after accept

before accept .

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1. Netty.io SocketChannel socketChannel =

serverSocketChannel.accept();

.

(blocking) .35

1. Netty.io .

serverSocketChannel.configureBlocking(false);36

1. Netty.io

37

1. Netty.io telnet

Hello, world! .

console ,

before accept, after accept

. , .

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1. Netty.io SocketChannel socketChannel =

serverSocketChannel.accept();

.

(non-blocking) .39

1. Netty.io40http://docs.oracle.com/javase/7/docs/api/java/nio/channels/ServerSocketChannel.html

1. Netty.io41http://docs.oracle.com/javase/7/docs/api/java/nio/channels/ServerSocketChannel.html

1. Netty.io42http://docs.oracle.com/javase/7/docs/api/java/nio/channels/spi/AbstractSelectableChannel.html#configureBlocking(boolean)

1. Netty.io43http://docs.oracle.com/javase/7/docs/api/java/nio/channels/spi/AbstractSelectableChannel.html#configureBlocking(boolean)

1. Netty.io- (non-blocking) ,

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,

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netty

!!44

1. Netty.io

event-driven .

event-driven UI ,

.45

1. Netty.io46

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,

.

1. Netty.io47

-

1. Netty.io48

Click Event .

Click Event

Event Click Event

1. Netty.io49

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1. Netty.io50

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1)

2) 8888

3) (accept)

4) (write)

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1. Netty.io netty .

netty ?

,

Netty network .

Netty .

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1. Netty.io ! ! ! .

.

Netty Network .

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http://book.naver.com/bookdb/book_detail.nhn?bid=9608322 2 .Netty .53

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