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 Nov 05 19:39:09 PST 2019 --> 6<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 7<title>MissingNode (jackson-databind 2.10.0 API)</title> 8<meta name="date" content="2019-11-05"> 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="MissingNode (jackson-databind 2.10.0 API)"; 17 } 18 } 19 catch(err) { 20 } 21//--> 22var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":9,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10}; 23var tabs = {65535:["t0","All Methods"],1:["t1","Static 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/MissingNode.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/node/LongNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="typeNameLink">Prev Class</span></a></li> 54<li><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="typeNameLink">Next Class</span></a></li> 55</ul> 56<ul class="navList"> 57<li><a href="../../../../../index.html?com/fasterxml/jackson/databind/node/MissingNode.html" target="_top">Frames</a></li> 58<li><a href="MissingNode.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><a href="#constructor.summary">Constr</a> | </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><a href="#constructor.detail">Constr</a> | </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.node</div> 97<h2 title="Class MissingNode" class="title">Class MissingNode</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><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.Base.html" title="class in com.fasterxml.jackson.databind">com.fasterxml.jackson.databind.JsonSerializable.Base</a></li> 105<li> 106<ul class="inheritance"> 107<li><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">com.fasterxml.jackson.databind.JsonNode</a></li> 108<li> 109<ul class="inheritance"> 110<li><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html" title="class in com.fasterxml.jackson.databind.node">com.fasterxml.jackson.databind.node.BaseJsonNode</a></li> 111<li> 112<ul class="inheritance"> 113<li><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">com.fasterxml.jackson.databind.node.ValueNode</a></li> 114<li> 115<ul class="inheritance"> 116<li>com.fasterxml.jackson.databind.node.MissingNode</li> 117</ul> 118</li> 119</ul> 120</li> 121</ul> 122</li> 123</ul> 124</li> 125</ul> 126</li> 127</ul> 128<div class="description"> 129<ul class="blockList"> 130<li class="blockList"> 131<dl> 132<dt>All Implemented Interfaces:</dt> 133<dd><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/TreeNode.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">TreeNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.html" title="interface in com.fasterxml.jackson.databind">JsonSerializable</a>, <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>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a>></dd> 134</dl> 135<hr> 136<br> 137<pre>public final class <span class="typeNameLabel">MissingNode</span> 138extends <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">ValueNode</a></pre> 139<div class="block">This singleton node class is generated to denote "missing nodes" 140 along paths that do not exist. For example, if a path via 141 element of an array is requested for an element outside range 142 of elements in the array; or for a non-array value, result 143 will be reference to this node. 144<p> 145 In most respects this placeholder node will act as <a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node"><code>NullNode</code></a>; 146 for example, for purposes of value conversions, value is considered 147 to be null and represented as value zero when used for numeric 148 conversions.</div> 149<dl> 150<dt><span class="seeLabel">See Also:</span></dt> 151<dd><a href="../../../../../serialized-form.html#com.fasterxml.jackson.databind.node.MissingNode">Serialized Form</a></dd> 152</dl> 153</li> 154</ul> 155</div> 156<div class="summary"> 157<ul class="blockList"> 158<li class="blockList"> 159<!-- ======== NESTED CLASS SUMMARY ======== --> 160<ul class="blockList"> 161<li class="blockList"><a name="nested.class.summary"> 162<!-- --> 163</a> 164<h3>Nested Class Summary</h3> 165<ul class="blockList"> 166<li class="blockList"><a name="nested.classes.inherited.from.class.com.fasterxml.jackson.databind.JsonSerializable"> 167<!-- --> 168</a> 169<h3>Nested classes/interfaces inherited from interface com.fasterxml.jackson.databind.<a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.html" title="interface in com.fasterxml.jackson.databind">JsonSerializable</a></h3> 170<code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.Base.html" title="class in com.fasterxml.jackson.databind">JsonSerializable.Base</a></code></li> 171</ul> 172</li> 173</ul> 174<!-- ======== CONSTRUCTOR SUMMARY ======== --> 175<ul class="blockList"> 176<li class="blockList"><a name="constructor.summary"> 177<!-- --> 178</a> 179<h3>Constructor Summary</h3> 180<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> 181<caption><span>Constructors</span><span class="tabEnd"> </span></caption> 182<tr> 183<th class="colFirst" scope="col">Modifier</th> 184<th class="colLast" scope="col">Constructor and Description</th> 185</tr> 186<tr class="altColor"> 187<td class="colFirst"><code>protected </code></td> 188<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#MissingNode--">MissingNode</a></span>()</code> 189<div class="block"> 190 NOTE: visibility raised to `protected` in 2.9.3 to allow custom subtypes 191 (which may not be greatest idea ever to have but was requested)</div> 192</td> 193</tr> 194</table> 195</li> 196</ul> 197<!-- ========== METHOD SUMMARY =========== --> 198<ul class="blockList"> 199<li class="blockList"><a name="method.summary"> 200<!-- --> 201</a> 202<h3>Method Summary</h3> 203<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> 204<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></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> 205<tr> 206<th class="colFirst" scope="col">Modifier and Type</th> 207<th class="colLast" scope="col">Method and Description</th> 208</tr> 209<tr id="i0" class="altColor"> 210<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> 211<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#asText--">asText</a></span>()</code> 212<div class="block">Method that will return a valid String representation of 213 the container value, if the node is a value node 214 (method <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode--"><code>JsonNode.isValueNode()</code></a> returns true), 215 otherwise empty String.</div> 216</td> 217</tr> 218<tr id="i1" class="rowColor"> 219<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> 220<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#asText-java.lang.String-">asText</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> defaultValue)</code> 221<div class="block">Method similar to <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText--"><code>JsonNode.asText()</code></a>, except that it will return 222 <code>defaultValue</code> in cases where null value would be returned; 223 either for missing nodes (trying to access missing property, or element 224 at invalid item for array) or explicit nulls.</div> 225</td> 226</tr> 227<tr id="i2" class="altColor"> 228<td class="colFirst"><code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonToken.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonToken</a></code></td> 229<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#asToken--">asToken</a></span>()</code> 230<div class="block">Method that can be used for efficient type detection 231 when using stream abstraction for traversing nodes.</div> 232</td> 233</tr> 234<tr id="i3" class="rowColor"> 235<td class="colFirst"><code><T extends <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a>><br>T</code></td> 236<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#deepCopy--">deepCopy</a></span>()</code> 237<div class="block">All current value nodes are immutable, so we can just return 238 them as is.</div> 239</td> 240</tr> 241<tr id="i4" class="altColor"> 242<td class="colFirst"><code>boolean</code></td> 243<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#equals-java.lang.Object-">equals</a></span>(<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> o)</code> 244<div class="block">Equality for node objects is defined as full (deep) value 245 equality.</div> 246</td> 247</tr> 248<tr id="i5" class="rowColor"> 249<td class="colFirst"><code>static <a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html" title="class in com.fasterxml.jackson.databind.node">MissingNode</a></code></td> 250<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#getInstance--">getInstance</a></span>()</code> </td> 251</tr> 252<tr id="i6" class="altColor"> 253<td class="colFirst"><code><a href="../../../../../com/fasterxml/jackson/databind/node/JsonNodeType.html" title="enum in com.fasterxml.jackson.databind.node">JsonNodeType</a></code></td> 254<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#getNodeType--">getNodeType</a></span>()</code> 255<div class="block">Return the type of this node</div> 256</td> 257</tr> 258<tr id="i7" class="rowColor"> 259<td class="colFirst"><code>int</code></td> 260<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#hashCode--">hashCode</a></span>()</code> </td> 261</tr> 262<tr id="i8" class="altColor"> 263<td class="colFirst"><code>boolean</code></td> 264<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#isMissingNode--">isMissingNode</a></span>()</code> </td> 265</tr> 266<tr id="i9" class="rowColor"> 267<td class="colFirst"><code>protected <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> 268<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#readResolve--">readResolve</a></span>()</code> </td> 269</tr> 270<tr id="i10" class="altColor"> 271<td class="colFirst"><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></td> 272<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#require--">require</a></span>()</code> 273<div class="block">Method that may be called to verify that <code>this</code> node is NOT so-called 274 "missing node": that is, one for which <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isMissingNode--"><code>JsonNode.isMissingNode()</code></a> returns <code>true</code>.</div> 275</td> 276</tr> 277<tr id="i11" class="rowColor"> 278<td class="colFirst"><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></td> 279<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#requireNonNull--">requireNonNull</a></span>()</code> 280<div class="block">Method that may be called to verify that <code>this</code> node is neither so-called 281 "missing node" (that is, one for which <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isMissingNode--"><code>JsonNode.isMissingNode()</code></a> returns <code>true</code>) 282 nor "null node" (one for which <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNull--"><code>JsonNode.isNull()</code></a> returns <code>true</code>).</div> 283</td> 284</tr> 285<tr id="i12" class="altColor"> 286<td class="colFirst"><code>void</code></td> 287<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-">serialize</a></span>(<a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonGenerator.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonGenerator</a> jg, 288 <a href="../../../../../com/fasterxml/jackson/databind/SerializerProvider.html" title="class in com.fasterxml.jackson.databind">SerializerProvider</a> provider)</code> 289<div class="block">Method called to serialize node instances using given generator.</div> 290</td> 291</tr> 292<tr id="i13" class="rowColor"> 293<td class="colFirst"><code>void</code></td> 294<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html#serializeWithType-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-com.fasterxml.jackson.databind.jsontype.TypeSerializer-">serializeWithType</a></span>(<a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonGenerator.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonGenerator</a> g, 295 <a href="../../../../../com/fasterxml/jackson/databind/SerializerProvider.html" title="class in com.fasterxml.jackson.databind">SerializerProvider</a> provider, 296 <a href="../../../../../com/fasterxml/jackson/databind/jsontype/TypeSerializer.html" title="class in com.fasterxml.jackson.databind.jsontype">TypeSerializer</a> typeSer)</code> 297<div class="block">Type information is needed, even if JsonNode instances are "plain" JSON, 298 since they may be mixed with other types.</div> 299</td> 300</tr> 301</table> 302<ul class="blockList"> 303<li class="blockList"><a name="methods.inherited.from.class.com.fasterxml.jackson.databind.node.ValueNode"> 304<!-- --> 305</a> 306<h3>Methods inherited from class com.fasterxml.jackson.databind.node.<a 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393<pre>public boolean isMissingNode()</pre> 394<dl> 395<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 396<dd><code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/TreeNode.html?is-external=true#isMissingNode--" title="class or interface in com.fasterxml.jackson.core">isMissingNode</a></code> in interface <code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/TreeNode.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">TreeNode</a></code></dd> 397<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 398<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isMissingNode--">isMissingNode</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 399</dl> 400</li> 401</ul> 402<a name="deepCopy--"> 403<!-- --> 404</a> 405<ul class="blockList"> 406<li class="blockList"> 407<h4>deepCopy</h4> 408<pre>public <T extends <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a>> T deepCopy()</pre> 409<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#deepCopy--">ValueNode</a></code></span></div> 410<div class="block">All current value nodes are immutable, so we can just return 411 them as is.</div> 412<dl> 413<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 414<dd><code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#deepCopy--">deepCopy</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">ValueNode</a></code></dd> 415<dt><span class="returnLabel">Returns:</span></dt> 416<dd>Node that is either a copy of this node (and all non-leaf 417 children); or, for immutable leaf nodes, node itself.</dd> 418</dl> 419</li> 420</ul> 421<a name="getInstance--"> 422<!-- --> 423</a> 424<ul class="blockList"> 425<li class="blockList"> 426<h4>getInstance</h4> 427<pre>public static <a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html" title="class in com.fasterxml.jackson.databind.node">MissingNode</a> getInstance()</pre> 428</li> 429</ul> 430<a name="getNodeType--"> 431<!-- --> 432</a> 433<ul class="blockList"> 434<li class="blockList"> 435<h4>getNodeType</h4> 436<pre>public <a href="../../../../../com/fasterxml/jackson/databind/node/JsonNodeType.html" title="enum in com.fasterxml.jackson.databind.node">JsonNodeType</a> getNodeType()</pre> 437<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#getNodeType--">JsonNode</a></code></span></div> 438<div class="block">Return the type of this node</div> 439<dl> 440<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 441<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#getNodeType--">getNodeType</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 442<dt><span class="returnLabel">Returns:</span></dt> 443<dd>the node type as a <a href="../../../../../com/fasterxml/jackson/databind/node/JsonNodeType.html" title="enum in com.fasterxml.jackson.databind.node"><code>JsonNodeType</code></a> enum value</dd> 444</dl> 445</li> 446</ul> 447<a name="asToken--"> 448<!-- --> 449</a> 450<ul class="blockList"> 451<li class="blockList"> 452<h4>asToken</h4> 453<pre>public <a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonToken.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonToken</a> asToken()</pre> 454<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#asToken--">BaseJsonNode</a></code></span></div> 455<div class="block">Method that can be used for efficient type detection 456 when using stream abstraction for traversing nodes. 457 Will return the first <a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonToken.html?is-external=true" title="class or interface in com.fasterxml.jackson.core"><code>JsonToken</code></a> that equivalent 458 stream event would produce (for most nodes there is just 459 one token but for structured/container types multiple)</div> 460<dl> 461<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 462<dd><code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/TreeNode.html?is-external=true#asToken--" title="class or interface in com.fasterxml.jackson.core">asToken</a></code> in interface <code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/TreeNode.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">TreeNode</a></code></dd> 463<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 464<dd><code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#asToken--">asToken</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">ValueNode</a></code></dd> 465</dl> 466</li> 467</ul> 468<a name="asText--"> 469<!-- --> 470</a> 471<ul class="blockList"> 472<li class="blockList"> 473<h4>asText</h4> 474<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asText()</pre> 475<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText--">JsonNode</a></code></span></div> 476<div class="block">Method that will return a valid String representation of 477 the container value, if the node is a value node 478 (method <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode--"><code>JsonNode.isValueNode()</code></a> returns true), 479 otherwise empty String.</div> 480<dl> 481<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 482<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText--">asText</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 483</dl> 484</li> 485</ul> 486<a name="asText-java.lang.String-"> 487<!-- --> 488</a> 489<ul class="blockList"> 490<li class="blockList"> 491<h4>asText</h4> 492<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asText(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> defaultValue)</pre> 493<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText-java.lang.String-">JsonNode</a></code></span></div> 494<div class="block">Method similar to <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText--"><code>JsonNode.asText()</code></a>, except that it will return 495 <code>defaultValue</code> in cases where null value would be returned; 496 either for missing nodes (trying to access missing property, or element 497 at invalid item for array) or explicit nulls.</div> 498<dl> 499<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 500<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText-java.lang.String-">asText</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 501</dl> 502</li> 503</ul> 504<a name="serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-"> 505<!-- --> 506</a> 507<ul class="blockList"> 508<li class="blockList"> 509<h4>serialize</h4> 510<pre>public final void serialize(<a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonGenerator.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonGenerator</a> jg, 511 <a href="../../../../../com/fasterxml/jackson/databind/SerializerProvider.html" title="class in com.fasterxml.jackson.databind">SerializerProvider</a> provider) 512 throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>, 513 <a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonProcessingException.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonProcessingException</a></pre> 514<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-">BaseJsonNode</a></code></span></div> 515<div class="block">Method called to serialize node instances using given generator.</div> 516<dl> 517<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 518<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.html#serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-">serialize</a></code> in interface <code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.html" title="interface in com.fasterxml.jackson.databind">JsonSerializable</a></code></dd> 519<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 520<dd><code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-">serialize</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html" title="class in com.fasterxml.jackson.databind.node">BaseJsonNode</a></code></dd> 521<dt><span class="throwsLabel">Throws:</span></dt> 522<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> 523<dd><code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonProcessingException.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonProcessingException</a></code></dd> 524</dl> 525</li> 526</ul> 527<a name="serializeWithType-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-com.fasterxml.jackson.databind.jsontype.TypeSerializer-"> 528<!-- --> 529</a> 530<ul class="blockList"> 531<li class="blockList"> 532<h4>serializeWithType</h4> 533<pre>public void serializeWithType(<a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonGenerator.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonGenerator</a> g, 534 <a href="../../../../../com/fasterxml/jackson/databind/SerializerProvider.html" title="class in com.fasterxml.jackson.databind">SerializerProvider</a> provider, 535 <a href="../../../../../com/fasterxml/jackson/databind/jsontype/TypeSerializer.html" title="class in com.fasterxml.jackson.databind.jsontype">TypeSerializer</a> typeSer) 536 throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>, 537 <a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonProcessingException.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonProcessingException</a></pre> 538<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#serializeWithType-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-com.fasterxml.jackson.databind.jsontype.TypeSerializer-">BaseJsonNode</a></code></span></div> 539<div class="block">Type information is needed, even if JsonNode instances are "plain" JSON, 540 since they may be mixed with other types.</div> 541<dl> 542<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 543<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.html#serializeWithType-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-com.fasterxml.jackson.databind.jsontype.TypeSerializer-">serializeWithType</a></code> in interface <code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.html" title="interface in com.fasterxml.jackson.databind">JsonSerializable</a></code></dd> 544<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 545<dd><code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#serializeWithType-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-com.fasterxml.jackson.databind.jsontype.TypeSerializer-">serializeWithType</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">ValueNode</a></code></dd> 546<dt><span class="throwsLabel">Throws:</span></dt> 547<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> 548<dd><code><a href="http://fasterxml.github.io/jackson-core/javadoc/2.10/com/fasterxml/jackson/core/JsonProcessingException.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonProcessingException</a></code></dd> 549</dl> 550</li> 551</ul> 552<a name="equals-java.lang.Object-"> 553<!-- --> 554</a> 555<ul class="blockList"> 556<li class="blockList"> 557<h4>equals</h4> 558<pre>public boolean equals(<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> o)</pre> 559<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#equals-java.lang.Object-">JsonNode</a></code></span></div> 560<div class="block">Equality for node objects is defined as full (deep) value 561 equality. This means that it is possible to compare complete 562 JSON trees for equality by comparing equality of root nodes. 563<p> 564 Note: marked as abstract to ensure all implementation 565 classes define it properly and not rely on definition 566 from <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang"><code>Object</code></a>.</div> 567<dl> 568<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 569<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#equals-java.lang.Object-">equals</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 570</dl> 571</li> 572</ul> 573<a name="require--"> 574<!-- --> 575</a> 576<ul class="blockList"> 577<li class="blockList"> 578<h4>require</h4> 579<pre>public <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a> require()</pre> 580<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#require--">JsonNode</a></code></span></div> 581<div class="block">Method that may be called to verify that <code>this</code> node is NOT so-called 582 "missing node": that is, one for which <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isMissingNode--"><code>JsonNode.isMissingNode()</code></a> returns <code>true</code>. 583 If not missing node, <code>this</code> is returned to allow chaining; otherwise 584 <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang"><code>IllegalArgumentException</code></a> is thrown.</div> 585<dl> 586<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 587<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#require--">require</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 588<dt><span class="returnLabel">Returns:</span></dt> 589<dd><code>this</code> node to allow chaining</dd> 590</dl> 591</li> 592</ul> 593<a name="requireNonNull--"> 594<!-- --> 595</a> 596<ul class="blockList"> 597<li class="blockList"> 598<h4>requireNonNull</h4> 599<pre>public <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a> requireNonNull()</pre> 600<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#requireNonNull--">JsonNode</a></code></span></div> 601<div class="block">Method that may be called to verify that <code>this</code> node is neither so-called 602 "missing node" (that is, one for which <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isMissingNode--"><code>JsonNode.isMissingNode()</code></a> returns <code>true</code>) 603 nor "null node" (one for which <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNull--"><code>JsonNode.isNull()</code></a> returns <code>true</code>). 604 If non-null non-missing node, <code>this</code> is returned to allow chaining; otherwise 605 <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang"><code>IllegalArgumentException</code></a> is thrown.</div> 606<dl> 607<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 608<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#requireNonNull--">requireNonNull</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 609<dt><span class="returnLabel">Returns:</span></dt> 610<dd><code>this</code> node to allow chaining</dd> 611</dl> 612</li> 613</ul> 614<a name="hashCode--"> 615<!-- --> 616</a> 617<ul class="blockListLast"> 618<li class="blockList"> 619<h4>hashCode</h4> 620<pre>public int hashCode()</pre> 621<dl> 622<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 623<dd><code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#hashCode--">hashCode</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html" title="class in com.fasterxml.jackson.databind.node">BaseJsonNode</a></code></dd> 624</dl> 625</li> 626</ul> 627</li> 628</ul> 629</li> 630</ul> 631</div> 632</div> 633<!-- ========= END OF CLASS DATA ========= --> 634<!-- ======= START OF BOTTOM NAVBAR ====== --> 635<div class="bottomNav"><a name="navbar.bottom"> 636<!-- --> 637</a> 638<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> 639<a name="navbar.bottom.firstrow"> 640<!-- --> 641</a> 642<ul class="navList" title="Navigation"> 643<li><a href="../../../../../overview-summary.html">Overview</a></li> 644<li><a href="package-summary.html">Package</a></li> 645<li class="navBarCell1Rev">Class</li> 646<li><a href="class-use/MissingNode.html">Use</a></li> 647<li><a href="package-tree.html">Tree</a></li> 648<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> 649<li><a href="../../../../../index-all.html">Index</a></li> 650<li><a href="../../../../../help-doc.html">Help</a></li> 651</ul> 652</div> 653<div class="subNav"> 654<ul class="navList"> 655<li><a href="../../../../../com/fasterxml/jackson/databind/node/LongNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="typeNameLink">Prev Class</span></a></li> 656<li><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="typeNameLink">Next Class</span></a></li> 657</ul> 658<ul class="navList"> 659<li><a href="../../../../../index.html?com/fasterxml/jackson/databind/node/MissingNode.html" target="_top">Frames</a></li> 660<li><a href="MissingNode.html" target="_top">No Frames</a></li> 661</ul> 662<ul class="navList" id="allclasses_navbar_bottom"> 663<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> 664</ul> 665<div> 666<script type="text/javascript"><!-- 667 allClassesLink = document.getElementById("allclasses_navbar_bottom"); 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