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<h2 title="Class KeyDeserializer" class="title">Class KeyDeserializer</h2>
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<dd><a href="../../../../com/fasterxml/jackson/databind/KeyDeserializer.None.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer.None</a>, <a href="../../../../com/fasterxml/jackson/databind/deser/std/StdKeyDeserializer.html" title="class in com.fasterxml.jackson.databind.deser.std">StdKeyDeserializer</a></dd>
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<pre>public abstract class <span class="strong">KeyDeserializer</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">Abstract class that defines API used for deserializing JSON content
 field names into Java Map keys. These deserializers are only used
 if the Map key class is not <code>String</code> or <code>Object</code>.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../com/fasterxml/jackson/databind/KeyDeserializer.None.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer.None</a></strong></code>
<div class="block">This marker class is only to be used with annotations, to
 indicate that <b>no deserializer is configured</b>.</div>
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<td class="colOne"><code><strong><a href="../../../../com/fasterxml/jackson/databind/KeyDeserializer.html#KeyDeserializer()">KeyDeserializer</a></strong>()</code>&nbsp;</td>
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<td class="colFirst"><code>abstract <a href="http://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><strong><a href="../../../../com/fasterxml/jackson/databind/KeyDeserializer.html#deserializeKey(java.lang.String,%20com.fasterxml.jackson.databind.DeserializationContext)">deserializeKey</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
              <a href="../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a>&nbsp;ctxt)</code>
<div class="block">Method called to deserialize a <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util"><code>Map</code></a> key from JSON property name.</div>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
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<h4>KeyDeserializer</h4>
<pre>public&nbsp;KeyDeserializer()</pre>
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<h4>deserializeKey</h4>
<pre>public abstract&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;deserializeKey(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
                    <a href="../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a>&nbsp;ctxt)
                               throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
                                      <a href="http://fasterxml.github.com/jackson-core/javadoc/2.7/com/fasterxml/jackson/core/JsonProcessingException.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonProcessingException</a></pre>
<div class="block">Method called to deserialize a <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util"><code>Map</code></a> key from JSON property name.</div>
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