February 2014
Beginner
1248 pages
62h 25m
English
Content preview from Java™ How To Program (Early Objects), Tenth Edition
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Method waitForPackets
Client method waitForPackets (lines 81–107) uses an infinite loop to wait for packets from the server. Line 91 blocks until a packet arrives. This does not prevent the user from sending a packet, because the GUI events are handled in the event-dispatch thread. It only prevents the while loop from continuing until a packet arrives at the Client. When a packet arrives, line 91 stores it in receivePacket, and lines 94–99 call method displayMessage (declared at lines 110–121) to display the packet’s contents in the text area.
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