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 Sat Apr 25 17:14:50 PDT 2020 --> 6<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 7<title>DeserializerCache (jackson-databind 2.11.0 API)</title> 8<meta name="date" content="2020-04-25"> 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="DeserializerCache (jackson-databind 2.11.0 API)"; 17 } 18 } 19 catch(err) { 20 } 21//--> 22var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10}; 23var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete 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/DeserializerCache.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 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class="title">Class DeserializerCache</h2> 98</div> 99<div class="contentContainer"> 100<ul class="inheritance"> 101<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> 102<li> 103<ul class="inheritance"> 104<li>com.fasterxml.jackson.databind.deser.DeserializerCache</li> 105</ul> 106</li> 107</ul> 108<div class="description"> 109<ul class="blockList"> 110<li class="blockList"> 111<dl> 112<dt>All Implemented Interfaces:</dt> 113<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></dd> 114</dl> 115<hr> 116<br> 117<pre>public final class <span class="typeNameLabel">DeserializerCache</span> 118extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> 119implements <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre> 120<div class="block">Class that defines caching layer between callers (like 121 <a href="../../../../../com/fasterxml/jackson/databind/ObjectMapper.html" title="class in com.fasterxml.jackson.databind"><code>ObjectMapper</code></a>, 122 <a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind"><code>DeserializationContext</code></a>) 123 and classes that construct deserializers 124 (<a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser"><code>DeserializerFactory</code></a>).</div> 125<dl> 126<dt><span class="seeLabel">See Also:</span></dt> 127<dd><a href="../../../../../serialized-form.html#com.fasterxml.jackson.databind.deser.DeserializerCache">Serialized Form</a></dd> 128</dl> 129</li> 130</ul> 131</div> 132<div class="summary"> 133<ul class="blockList"> 134<li class="blockList"> 135<!-- =========== FIELD SUMMARY =========== --> 136<ul class="blockList"> 137<li class="blockList"><a name="field.summary"> 138<!-- --> 139</a> 140<h3>Field Summary</h3> 141<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> 142<caption><span>Fields</span><span class="tabEnd"> </span></caption> 143<tr> 144<th class="colFirst" scope="col">Modifier and Type</th> 145<th class="colLast" scope="col">Field and Description</th> 146</tr> 147<tr class="altColor"> 148<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/util/LRUMap.html" title="class in com.fasterxml.jackson.databind.util">LRUMap</a><<a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a>,<a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>>></code></td> 149<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_cachedDeserializers">_cachedDeserializers</a></span></code> 150<div class="block">We will also cache some dynamically constructed deserializers; 151 specifically, ones that are expensive to construct.</div> 152</td> 153</tr> 154<tr class="rowColor"> 155<td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a><<a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a>,<a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>>></code></td> 156<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_incompleteDeserializers">_incompleteDeserializers</a></span></code> 157<div class="block">During deserializer construction process we may need to keep track of partially 158 completed deserializers, to resolve cyclic dependencies.</div> 159</td> 160</tr> 161</table> 162</li> 163</ul> 164<!-- ======== CONSTRUCTOR SUMMARY ======== --> 165<ul class="blockList"> 166<li class="blockList"><a name="constructor.summary"> 167<!-- --> 168</a> 169<h3>Constructor Summary</h3> 170<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> 171<caption><span>Constructors</span><span class="tabEnd"> </span></caption> 172<tr> 173<th class="colOne" scope="col">Constructor and Description</th> 174</tr> 175<tr class="altColor"> 176<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#DeserializerCache--">DeserializerCache</a></span>()</code> </td> 177</tr> 178<tr class="rowColor"> 179<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#DeserializerCache-int-">DeserializerCache</a></span>(int maxSize)</code> </td> 180</tr> 181</table> 182</li> 183</ul> 184<!-- ========== METHOD SUMMARY =========== --> 185<ul class="blockList"> 186<li class="blockList"><a name="method.summary"> 187<!-- --> 188</a> 189<h3>Method Summary</h3> 190<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> 191<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="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> 192<tr> 193<th class="colFirst" scope="col">Modifier and Type</th> 194<th class="colLast" scope="col">Method and Description</th> 195</tr> 196<tr id="i0" class="altColor"> 197<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 198<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_createAndCache2-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-">_createAndCache2</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 199 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 200 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> 201<div class="block">Method that handles actual construction (via factory) and caching (both 202 intermediate and eventual)</div> 203</td> 204</tr> 205<tr id="i1" class="rowColor"> 206<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 207<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_createAndCacheValueDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-">_createAndCacheValueDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 208 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 209 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> 210<div class="block">Method that will try to create a deserializer for given type, 211 and resolve and cache it if necessary</div> 212</td> 213</tr> 214<tr id="i2" class="altColor"> 215<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 216<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_createDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-">_createDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 217 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 218 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> 219<div class="block">Method that does the heavy lifting of checking for per-type annotations, 220 find out full type, and figure out which actual factory method 221 to call.</div> 222</td> 223</tr> 224<tr id="i3" class="rowColor"> 225<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><?></code></td> 226<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_createDeserializer2-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-com.fasterxml.jackson.databind.BeanDescription-">_createDeserializer2</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 227 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 228 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type, 229 <a href="../../../../../com/fasterxml/jackson/databind/BeanDescription.html" title="class in com.fasterxml.jackson.databind">BeanDescription</a> beanDesc)</code> </td> 230</tr> 231<tr id="i4" class="altColor"> 232<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 233<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_findCachedDeserializer-com.fasterxml.jackson.databind.JavaType-">_findCachedDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> </td> 234</tr> 235<tr id="i5" class="rowColor"> 236<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/KeyDeserializer.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer</a></code></td> 237<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_handleUnknownKeyDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.JavaType-">_handleUnknownKeyDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 238 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> </td> 239</tr> 240<tr id="i6" class="altColor"> 241<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 242<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#Z:Z_handleUnknownValueDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.JavaType-">_handleUnknownValueDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 243 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> </td> 244</tr> 245<tr id="i7" class="rowColor"> 246<td class="colFirst"><code>int</code></td> 247<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#cachedDeserializersCount--">cachedDeserializersCount</a></span>()</code> 248<div class="block">Method that can be used to determine how many deserializers this 249 provider is caching currently 250 (if it does caching: default implementation does) 251 Exact count depends on what kind of deserializers get cached; 252 default implementation caches only dynamically constructed deserializers, 253 but not eagerly constructed standard deserializers (which is different 254 from how serializer provider works).</div> 255</td> 256</tr> 257<tr id="i8" class="altColor"> 258<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/util/Converter.html" title="interface in com.fasterxml.jackson.databind.util">Converter</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 259<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#findConverter-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.introspect.Annotated-">findConverter</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 260 <a href="../../../../../com/fasterxml/jackson/databind/introspect/Annotated.html" title="class in com.fasterxml.jackson.databind.introspect">Annotated</a> a)</code> </td> 261</tr> 262<tr id="i9" class="rowColor"> 263<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 264<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#findConvertingDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.introspect.Annotated-com.fasterxml.jackson.databind.JsonDeserializer-">findConvertingDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 265 <a href="../../../../../com/fasterxml/jackson/databind/introspect/Annotated.html" title="class in com.fasterxml.jackson.databind.introspect">Annotated</a> a, 266 <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> deser)</code> 267<div class="block">Helper method that will check whether given annotated entity (usually class, 268 but may also be a property accessor) indicates that a <a href="../../../../../com/fasterxml/jackson/databind/util/Converter.html" title="interface in com.fasterxml.jackson.databind.util"><code>Converter</code></a> is to 269 be used; and if so, to construct and return suitable serializer for it.</div> 270</td> 271</tr> 272<tr id="i10" class="altColor"> 273<td class="colFirst"><code>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 274<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#findDeserializerFromAnnotation-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.introspect.Annotated-">findDeserializerFromAnnotation</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 275 <a href="../../../../../com/fasterxml/jackson/databind/introspect/Annotated.html" title="class in com.fasterxml.jackson.databind.introspect">Annotated</a> ann)</code> 276<div class="block">Helper method called to check if a class or method 277 has annotation that tells which class to use for deserialization.</div> 278</td> 279</tr> 280<tr id="i11" class="rowColor"> 281<td class="colFirst"><code><a href="../../../../../com/fasterxml/jackson/databind/KeyDeserializer.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer</a></code></td> 282<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#findKeyDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-">findKeyDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 283 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 284 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> 285<div class="block">Method called to get hold of a deserializer to use for deserializing 286 keys for <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util"><code>Map</code></a>.</div> 287</td> 288</tr> 289<tr id="i12" class="altColor"> 290<td class="colFirst"><code><a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>></code></td> 291<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#findValueDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-">findValueDeserializer</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 292 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 293 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> propertyType)</code> 294<div class="block">Method called to get hold of a deserializer for a value of given type; 295 or if no such deserializer can be found, a default handler (which 296 may do a best-effort generic serialization or just simply 297 throw an exception when invoked).</div> 298</td> 299</tr> 300<tr id="i13" class="rowColor"> 301<td class="colFirst"><code>void</code></td> 302<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#flushCachedDeserializers--">flushCachedDeserializers</a></span>()</code> 303<div class="block">Method that will drop all dynamically constructed deserializers (ones that 304 are counted as result value for <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#cachedDeserializersCount--"><code>cachedDeserializersCount()</code></a>).</div> 305</td> 306</tr> 307<tr id="i14" class="altColor"> 308<td class="colFirst"><code>boolean</code></td> 309<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#hasValueDeserializerFor-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-">hasValueDeserializerFor</a></span>(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 310 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 311 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type)</code> 312<div class="block">Method called to find out whether provider would be able to find 313 a deserializer for given type, using a root reference (i.e.</div> 314</td> 315</tr> 316</table> 317<ul class="blockList"> 318<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> 319<!-- --> 320</a> 321<h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> 322<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a 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class="blockList"> 401<h4>cachedDeserializersCount</h4> 402<pre>public int cachedDeserializersCount()</pre> 403<div class="block">Method that can be used to determine how many deserializers this 404 provider is caching currently 405 (if it does caching: default implementation does) 406 Exact count depends on what kind of deserializers get cached; 407 default implementation caches only dynamically constructed deserializers, 408 but not eagerly constructed standard deserializers (which is different 409 from how serializer provider works). 410<p> 411 The main use case for this method is to allow conditional flushing of 412 deserializer cache, if certain number of entries is reached.</div> 413</li> 414</ul> 415<a name="flushCachedDeserializers--"> 416<!-- --> 417</a> 418<ul class="blockList"> 419<li class="blockList"> 420<h4>flushCachedDeserializers</h4> 421<pre>public void flushCachedDeserializers()</pre> 422<div class="block">Method that will drop all dynamically constructed deserializers (ones that 423 are counted as result value for <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#cachedDeserializersCount--"><code>cachedDeserializersCount()</code></a>). 424 This can be used to remove memory usage (in case some deserializers are 425 only used once or so), or to force re-construction of deserializers after 426 configuration changes for mapper than owns the provider.</div> 427</li> 428</ul> 429<a name="findValueDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-"> 430<!-- --> 431</a> 432<ul class="blockList"> 433<li class="blockList"> 434<h4>findValueDeserializer</h4> 435<pre>public <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a 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a best-effort generic serialization or just simply 442 throw an exception when invoked). 443<p> 444 Note: this method is only called for value types; not for keys. 445 Key deserializers can be accessed using <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerCache.html#findKeyDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-"><code>findKeyDeserializer(com.fasterxml.jackson.databind.DeserializationContext, com.fasterxml.jackson.databind.deser.DeserializerFactory, com.fasterxml.jackson.databind.JavaType)</code></a>. 446<p> 447 Note also that deserializer returned is guaranteed to be resolved 448 (if it is of type <a href="../../../../../com/fasterxml/jackson/databind/deser/ResolvableDeserializer.html" title="interface in com.fasterxml.jackson.databind.deser"><code>ResolvableDeserializer</code></a>), but 449 not contextualized (wrt <a 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name="Z:Z_createAndCacheValueDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-"> 512<!-- --> 513</a> 514<ul class="blockList"> 515<li class="blockList"> 516<h4>_createAndCacheValueDeserializer</h4> 517<pre>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> _createAndCacheValueDeserializer(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 518 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 519 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name="Z:Z_createAndCache2-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-"> 533<!-- --> 534</a> 535<ul class="blockList"> 536<li class="blockList"> 537<h4>_createAndCache2</h4> 538<pre>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> _createAndCache2(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 539 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 540 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type) 541 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 542<div class="block">Method that handles actual construction (via factory) and caching (both 543 intermediate and eventual)</div> 544<dl> 545<dt><span class="throwsLabel">Throws:</span></dt> 546<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 547</dl> 548</li> 549</ul> 550<a name="Z:Z_createDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-"> 551<!-- --> 552</a> 553<ul class="blockList"> 554<li class="blockList"> 555<h4>_createDeserializer</h4> 556<pre>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> _createDeserializer(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 557 <a href="../../../../../com/fasterxml/jackson/databind/deser/DeserializerFactory.html" title="class in com.fasterxml.jackson.databind.deser">DeserializerFactory</a> factory, 558 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type) 559 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 560<div class="block">Method that does the heavy lifting of checking for per-type annotations, 561 find out full type, and figure out which actual factory method 562 to call.</div> 563<dl> 564<dt><span class="throwsLabel">Throws:</span></dt> 565<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 566</dl> 567</li> 568</ul> 569<a name="Z:Z_createDeserializer2-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.deser.DeserializerFactory-com.fasterxml.jackson.databind.JavaType-com.fasterxml.jackson.databind.BeanDescription-"> 570<!-- --> 571</a> 572<ul class="blockList"> 573<li class="blockList"> 574<h4>_createDeserializer2</h4> 575<pre>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><?> _createDeserializer2(<a 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com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 583</dl> 584</li> 585</ul> 586<a name="findDeserializerFromAnnotation-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.introspect.Annotated-"> 587<!-- --> 588</a> 589<ul class="blockList"> 590<li class="blockList"> 591<h4>findDeserializerFromAnnotation</h4> 592<pre>protected <a href="../../../../../com/fasterxml/jackson/databind/JsonDeserializer.html" title="class in com.fasterxml.jackson.databind">JsonDeserializer</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> findDeserializerFromAnnotation(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 593 <a href="../../../../../com/fasterxml/jackson/databind/introspect/Annotated.html" title="class in com.fasterxml.jackson.databind.introspect">Annotated</a> ann) 594 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 595<div class="block">Helper method called to check if a class or method 596 has annotation that tells which class to use for deserialization. 597 Returns null if no such annotation found.</div> 598<dl> 599<dt><span class="throwsLabel">Throws:</span></dt> 600<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 601</dl> 602</li> 603</ul> 604<a name="findConvertingDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.introspect.Annotated-com.fasterxml.jackson.databind.JsonDeserializer-"> 605<!-- --> 606</a> 607<ul class="blockList"> 608<li class="blockList"> 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deser) 613 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 614<div class="block">Helper method that will check whether given annotated entity (usually class, 615 but may also be a property accessor) indicates that a <a href="../../../../../com/fasterxml/jackson/databind/util/Converter.html" title="interface in com.fasterxml.jackson.databind.util"><code>Converter</code></a> is to 616 be used; and if so, to construct and return suitable serializer for it. 617 If not, will simply return given serializer as is.</div> 618<dl> 619<dt><span class="throwsLabel">Throws:</span></dt> 620<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 621</dl> 622</li> 623</ul> 624<a 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href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> _handleUnknownValueDeserializer(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 646 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type) 647 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 648<dl> 649<dt><span class="throwsLabel">Throws:</span></dt> 650<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 651</dl> 652</li> 653</ul> 654<a name="Z:Z_handleUnknownKeyDeserializer-com.fasterxml.jackson.databind.DeserializationContext-com.fasterxml.jackson.databind.JavaType-"> 655<!-- --> 656</a> 657<ul class="blockListLast"> 658<li class="blockList"> 659<h4>_handleUnknownKeyDeserializer</h4> 660<pre>protected <a href="../../../../../com/fasterxml/jackson/databind/KeyDeserializer.html" title="class in com.fasterxml.jackson.databind">KeyDeserializer</a> _handleUnknownKeyDeserializer(<a href="../../../../../com/fasterxml/jackson/databind/DeserializationContext.html" title="class in com.fasterxml.jackson.databind">DeserializationContext</a> ctxt, 661 <a href="../../../../../com/fasterxml/jackson/databind/JavaType.html" title="class in com.fasterxml.jackson.databind">JavaType</a> type) 662 throws <a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></pre> 663<dl> 664<dt><span class="throwsLabel">Throws:</span></dt> 665<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonMappingException.html" title="class in com.fasterxml.jackson.databind">JsonMappingException</a></code></dd> 666</dl> 667</li> 668</ul> 669</li> 670</ul> 671</li> 672</ul> 673</div> 674</div> 675<!-- ========= END OF CLASS DATA ========= --> 676<!-- ======= START OF BOTTOM NAVBAR ====== --> 677<div class="bottomNav"><a name="navbar.bottom"> 678<!-- --> 679</a> 680<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> 681<a name="navbar.bottom.firstrow"> 682<!-- --> 683</a> 684<ul class="navList" title="Navigation"> 685<li><a href="../../../../../overview-summary.html">Overview</a></li> 686<li><a href="package-summary.html">Package</a></li> 687<li class="navBarCell1Rev">Class</li> 688<li><a href="class-use/DeserializerCache.html">Use</a></li> 689<li><a href="package-tree.html">Tree</a></li> 690<li><a 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