December 2015
Intermediate to advanced
292 pages
6h 16m
English
Content preview from Learning Network Programming with JavaBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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UDP client/server
The UDP client/server applications are similar in structure to the structure used for TCP client/server applications. On the server side, a UDP server socket is created, which waits for client requests. The client will create a corresponding UDP socket and use it to send a message to the server. The server can then process the request and send back a response.
A UDP client/server will use the DatagramSocket class for the socket and a DatagramPacket to hold the message. There is no restriction on the message's content type. In our examples, we will be using a text message.
The UDP server application
Our server is defined next. The constructor will perform the work of the server:
public class UDPServer { public UDPServer() { System.out.println("UDP ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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