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Covariant Returns

 
Greenhorn
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Hi can anyone please explian me what are covariant returns!!
 
Ranch Hand
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In versions of the JDK prior to 5.0, when you overrode a method, you were not allowed to change the return type of the method.

Since JDK 5.0, you can change the return type to a subclass of the original return type.
 
zartab ameen
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Tanks Keith

can you suggest me mock exam sites
 
Don't get me started about those stupid light bulbs.
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