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The moose likes Associate Certification (SCJA/OCAJ) and the fly likes prg to intf principal Big Moose Saloon
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prg to intf principal

Deepa Korecherla
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Joined: Jul 14, 2004
Posts: 197
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What is this "program to an interface " principal??
Can anyone pls explain... How is that asked. How to find out??
pls reply

DKR<br />SCJP1.2,SCWCD1.4,SCBCD1.3,SCJA
Andrew Monkhouse
author and jackaroo
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Joined: Mar 28, 2003
Posts: 9982

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Hi Deepa,

Take a look at the topic "describe and apply the "program to an interface" principle".

Regards, Andrew

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