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what is contract between equal and hash code
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jacob deiter
Ranch Hand
Joined: Apr 02, 2008
Posts: 576
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I read in article that if any one of the hashCode() and equals() methods override then other should be overridden. If not it is violation the contract.I cant understand what is contract between equal and hash code.Any direct me in right way
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Campbell Ritchie
Sheriff
Joined: Oct 13, 2005
Posts: 32827
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That article was correct. The details are all in the Object class.
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Joanne Neal
Rancher
Joined: Aug 05, 2005
Posts: 3011
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Take a look at the descriptions of the hashCode and equals method in the Javadoc for the Object class
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Joanne
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subject: what is contract between equal and hash code
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