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<div class="subTitle">org.apache.commons.codec</div>
<h2 title="Interface Decoder" class="title">Interface Decoder</h2>
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<dt>All Known Subinterfaces:</dt>
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<pre>public interface <span class="typeNameLabel">Decoder</span></pre>
<div class="block">Provides the highest level of abstraction for Decoders.
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This is the sister interface of <a href="../../../../org/apache/commons/codec/Encoder.html" title="interface in org.apache.commons.codec"><code>Encoder</code></a>. All Decoders implement this common generic interface.
Allows a user to pass a generic Object to any Decoder implementation in the codec package.
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One of the two interfaces at the center of the codec package.</div>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/codec/Decoder.html#decode-java.lang.Object-">decode</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;source)</code>
<div class="block">Decodes an "encoded" Object and returns a "decoded" Object.</div>
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<h4>decode</h4>
<pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;decode(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;source)
throws <a href="../../../../org/apache/commons/codec/DecoderException.html" title="class in org.apache.commons.codec">DecoderException</a></pre>
<div class="block">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
<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang"><code>ClassCastException</code></a> occurs this decode method will throw a DecoderException.</div>
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<dd><code>source</code> - the object to decode</dd>
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<dd>a 'decoded" object</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../org/apache/commons/codec/DecoderException.html" title="class in org.apache.commons.codec">DecoderException</a></code> - 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.</dd>
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