1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<!-- NewPage --> 3<html lang="en"> 4<head> 5<!-- Generated by javadoc (1.8.0_162) on Tue Jan 23 20:22:13 PST 2018 --> 6<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 7<title>KeyDeserializers (jackson-databind 2.9.0 API)</title> 8<meta name="date" content="2018-01-23"> 9<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> 10<script type="text/javascript" src="../../../../../script.js"></script> 11</head> 12<body> 13<script type="text/javascript"><!-- 14 try { 15 if (location.href.indexOf('is-external=true') == -1) { 16 parent.document.title="KeyDeserializers (jackson-databind 2.9.0 API)"; 17 } 18 } 19 catch(err) { 20 } 21//--> 22var methods = {"i0":6}; 23var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"]}; 24var altColor = "altColor"; 25var rowColor = "rowColor"; 26var tableTab = "tableTab"; 27var activeTableTab = "activeTableTab"; 28</script> 29<noscript> 30<div>JavaScript is disabled on your browser.</div> 31</noscript> 32<!-- ========= START OF TOP NAVBAR ======= --> 33<div class="topNav"><a name="navbar.top"> 34<!-- --> 35</a> 36<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> 37<a name="navbar.top.firstrow"> 38<!-- --> 39</a> 40<ul class="navList" title="Navigation"> 41<li><a href="../../../../../overview-summary.html">Overview</a></li> 42<li><a href="package-summary.html">Package</a></li> 43<li class="navBarCell1Rev">Class</li> 44<li><a href="class-use/KeyDeserializers.html">Use</a></li> 45<li><a href="package-tree.html">Tree</a></li> 46<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> 47<li><a href="../../../../../index-all.html">Index</a></li> 48<li><a href="../../../../../help-doc.html">Help</a></li> 49</ul> 50</div> 51<div class="subNav"> 52<ul class="navList"> 53<li><a href="../../../../../com/fasterxml/jackson/databind/deser/Deserializers.Base.html" title="class in com.fasterxml.jackson.databind.deser"><span class="typeNameLink">Prev Class</span></a></li> 54<li><a href="../../../../../com/fasterxml/jackson/databind/deser/NullValueProvider.html" title="interface in com.fasterxml.jackson.databind.deser"><span class="typeNameLink">Next Class</span></a></li> 55</ul> 56<ul class="navList"> 57<li><a href="../../../../../index.html?com/fasterxml/jackson/databind/deser/KeyDeserializers.html" target="_top">Frames</a></li> 58<li><a href="KeyDeserializers.html" target="_top">No Frames</a></li> 59</ul> 60<ul class="navList" id="allclasses_navbar_top"> 61<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> 62</ul> 63<div> 64<script type="text/javascript"><!-- 65 allClassesLink = document.getElementById("allclasses_navbar_top"); 66 if(window==top) { 67 allClassesLink.style.display = "block"; 68 } 69 else { 70 allClassesLink.style.display = "none"; 71 } 72 //--> 73</script> 74</div> 75<div> 76<ul class="subNavList"> 77<li>Summary: </li> 78<li>Nested | </li> 79<li>Field | </li> 80<li>Constr | </li> 81<li><a href="#method.summary">Method</a></li> 82</ul> 83<ul class="subNavList"> 84<li>Detail: </li> 85<li>Field | </li> 86<li>Constr | </li> 87<li><a href="#method.detail">Method</a></li> 88</ul> 89</div> 90<a name="skip.navbar.top"> 91<!-- --> 92</a></div> 93<!-- ========= END OF TOP NAVBAR ========= --> 94<!-- ======== START OF CLASS DATA ======== --> 95<div class="header"> 96<div class="subTitle">com.fasterxml.jackson.databind.deser</div> 97<h2 title="Interface KeyDeserializers" class="title">Interface KeyDeserializers</h2> 98</div> 99<div class="contentContainer"> 100<div class="description"> 101<ul class="blockList"> 102<li class="blockList"> 103<dl> 104<dt>All Known Implementing Classes:</dt> 105<dd><a href="../../../../../com/fasterxml/jackson/databind/module/SimpleKeyDeserializers.html" title="class in com.fasterxml.jackson.databind.module">SimpleKeyDeserializers</a>, <a href="../../../../../com/fasterxml/jackson/databind/deser/std/StdKeyDeserializers.html" title="class in com.fasterxml.jackson.databind.deser.std">StdKeyDeserializers</a></dd> 106</dl> 107<hr> 108<br> 109<pre>public interface <span class="typeNameLabel">KeyDeserializers</span></pre> 110<div class="block">Interface that defines API for simple extensions that can provide additional deserializers 111 for deserializer Map keys of various types, from JSON property names. 112 Access is by a single callback method; instance is to either return 113 a configured <a href="../../../../../com/fasterxml/jackson/databind/KeyDeserializer.html" title="class in com.fasterxml.jackson.databind"><code>KeyDeserializer</code></a> for specified type, or null to indicate that it 114 does not support handling of the type. In latter case, further calls can be made 115 for other providers; in former case returned key deserializer is used for handling of 116 key instances of specified type.</div> 117</li> 118</ul> 119</div> 120<div class="summary"> 121<ul class="blockList"> 122<li class="blockList"> 123<!-- ========== METHOD SUMMARY =========== --> 124<ul class="blockList"> 125<li class="blockList"><a name="method.summary"> 126<!-- --> 127</a> 128<h3>Method Summary</h3> 129<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> 130<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption> 131<tr> 132<th class="colFirst" scope="col">Modifier and Type</th> 133<th class="colLast" scope="col">Method and Description</th> 134</tr> 135<tr id="i0" class="altColor"> 136<td class="colFirst"><code><a href="../../../../../com/fasterxml/jackson/databind/KeyDeserializer.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer</a></code></td> 137<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/KeyDeserializers.html#findKeyDeserializer-com.fasterxml.jackson.databind.JavaType-com.fasterxml.jackson.databind.DeserializationConfig-com.fasterxml.jackson.databind.BeanDescription-">findKeyDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type, 138 <a href="../../../../../com/fasterxml/jackson/databind/DeserializationConfig.html" title="class in com.fasterxml.jackson.databind">DeserializationConfig</a> config, 139 <a href="../../../../../com/fasterxml/jackson/databind/BeanDescription.html" title="class in com.fasterxml.jackson.databind">BeanDescription</a> beanDesc)</code> </td> 140</tr> 141</table> 142</li> 143</ul> 144</li> 145</ul> 146</div> 147<div class="details"> 148<ul class="blockList"> 149<li class="blockList"> 150<!-- ============ METHOD DETAIL ========== --> 151<ul class="blockList"> 152<li class="blockList"><a name="method.detail"> 153<!-- --> 154</a> 155<h3>Method Detail</h3> 156<a name="findKeyDeserializer-com.fasterxml.jackson.databind.JavaType-com.fasterxml.jackson.databind.DeserializationConfig-com.fasterxml.jackson.databind.BeanDescription-"> 157<!-- --> 158</a> 159<ul class="blockListLast"> 160<li class="blockList"> 161<h4>findKeyDeserializer</h4> 162<pre><a href="../../../../../com/fasterxml/jackson/databind/KeyDeserializer.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer</a> findKeyDeserializer(<a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type, 163 <a href="../../../../../com/fasterxml/jackson/databind/DeserializationConfig.html" title="class in com.fasterxml.jackson.databind">DeserializationConfig</a> config, 164 <a href="../../../../../com/fasterxml/jackson/databind/BeanDescription.html" title="class in com.fasterxml.jackson.databind">BeanDescription</a> beanDesc) 165 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 166<dl> 167<dt><span class="throwsLabel">Throws:</span></dt> 168<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 169</dl> 170</li> 171</ul> 172</li> 173</ul> 174</li> 175</ul> 176</div> 177</div> 178<!-- ========= END OF CLASS DATA ========= --> 179<!-- ======= START OF BOTTOM NAVBAR ====== --> 180<div class="bottomNav"><a name="navbar.bottom"> 181<!-- --> 182</a> 183<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> 184<a name="navbar.bottom.firstrow"> 185<!-- --> 186</a> 187<ul class="navList" title="Navigation"> 188<li><a href="../../../../../overview-summary.html">Overview</a></li> 189<li><a href="package-summary.html">Package</a></li> 190<li class="navBarCell1Rev">Class</li> 191<li><a href="class-use/KeyDeserializers.html">Use</a></li> 192<li><a href="package-tree.html">Tree</a></li> 193<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> 194<li><a href="../../../../../index-all.html">Index</a></li> 195<li><a href="../../../../../help-doc.html">Help</a></li> 196</ul> 197</div> 198<div class="subNav"> 199<ul class="navList"> 200<li><a href="../../../../../com/fasterxml/jackson/databind/deser/Deserializers.Base.html" title="class in com.fasterxml.jackson.databind.deser"><span class="typeNameLink">Prev Class</span></a></li> 201<li><a href="../../../../../com/fasterxml/jackson/databind/deser/NullValueProvider.html" title="interface in com.fasterxml.jackson.databind.deser"><span class="typeNameLink">Next Class</span></a></li> 202</ul> 203<ul class="navList"> 204<li><a href="../../../../../index.html?com/fasterxml/jackson/databind/deser/KeyDeserializers.html" target="_top">Frames</a></li> 205<li><a href="KeyDeserializers.html" target="_top">No Frames</a></li> 206</ul> 207<ul class="navList" id="allclasses_navbar_bottom"> 208<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> 209</ul> 210<div> 211<script type="text/javascript"><!-- 212 allClassesLink = document.getElementById("allclasses_navbar_bottom"); 213 if(window==top) { 214 allClassesLink.style.display = "block"; 215 } 216 else { 217 allClassesLink.style.display = "none"; 218 } 219 //--> 220</script> 221</div> 222<div> 223<ul class="subNavList"> 224<li>Summary: </li> 225<li>Nested | </li> 226<li>Field | </li> 227<li>Constr | </li> 228<li><a href="#method.summary">Method</a></li> 229</ul> 230<ul class="subNavList"> 231<li>Detail: </li> 232<li>Field | </li> 233<li>Constr | </li> 234<li><a href="#method.detail">Method</a></li> 235</ul> 236</div> 237<a name="skip.navbar.bottom"> 238<!-- --> 239</a></div> 240<!-- ======== END OF BOTTOM NAVBAR ======= --> 241<p class="legalCopy"><small>Copyright © 2008–2018 <a href="http://fasterxml.com/">FasterXML</a>. All rights reserved.</small></p> 242</body> 243</html> 244