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package com.paypal.base.codec;

Provides the highest level of abstraction for Decoders. This is the sister interface of Encoder. All Decoders implement this common generic interface.

Allows a user to pass a generic Object to any Decoder implementation in the codec package.

One of the two interfaces at the center of the codec package.

Apache Software Foundation
$Id: 1157192 2011-08-12 17:27:38Z ggregory $
public interface Decoder {

Decodes an "encoded" Object and returns a "decoded" Object. Note that the implementation of this interface will try to cast the Object parameter to the specific type expected by a particular Decoder implementation. If a java.lang.ClassCastException occurs this decode method will throw a DecoderException.

source the object to decode
a 'decoded" object
DecoderException a decoder exception can be thrown for any number of reasons. Some good candidates are that the parameter passed to this method is null, a param cannot be cast to the appropriate type for a specific encoder.
    Object decode(Object sourcethrows DecoderException;

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