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 20:22:16 PST 2018 --> 6<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 7<title>NullNode (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="NullNode (jackson-databind 2.9.0 API)"; 17 } 18 } 19 catch(err) { 20 } 21//--> 22var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":9,"i5":10,"i6":10,"i7":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/NullNode.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/MissingNode.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/NumericNode.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/NullNode.html" target="_top">Frames</a></li> 58<li><a href="NullNode.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><a href="#field.summary">Field</a> | </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><a href="#field.detail">Field</a> | </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 NullNode" class="title">Class NullNode</h2> 98</div> 99<div class="contentContainer"> 100<ul class="inheritance"> 101<li><a href="http://docs.oracle.com/javase/7/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.NullNode</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.com/jackson-core/javadoc/2.9/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="http://docs.oracle.com/javase/7/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">NullNode</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 value class is used to contain explicit JSON null 140 value.</div> 141</li> 142</ul> 143</div> 144<div class="summary"> 145<ul class="blockList"> 146<li class="blockList"> 147<!-- ======== NESTED CLASS SUMMARY ======== --> 148<ul class="blockList"> 149<li class="blockList"><a name="nested.class.summary"> 150<!-- --> 151</a> 152<h3>Nested Class Summary</h3> 153<ul class="blockList"> 154<li class="blockList"><a name="nested.classes.inherited.from.class.com.fasterxml.jackson.databind.JsonSerializable"> 155<!-- --> 156</a> 157<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> 158<code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.Base.html" title="class in com.fasterxml.jackson.databind">JsonSerializable.Base</a></code></li> 159</ul> 160</li> 161</ul> 162<!-- =========== FIELD SUMMARY =========== --> 163<ul class="blockList"> 164<li class="blockList"><a name="field.summary"> 165<!-- --> 166</a> 167<h3>Field Summary</h3> 168<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> 169<caption><span>Fields</span><span class="tabEnd"> </span></caption> 170<tr> 171<th class="colFirst" scope="col">Modifier and Type</th> 172<th class="colLast" scope="col">Field and Description</th> 173</tr> 174<tr class="altColor"> 175<td class="colFirst"><code>static <a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node">NullNode</a></code></td> 176<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#instance">instance</a></span></code> </td> 177</tr> 178</table> 179</li> 180</ul> 181<!-- ======== CONSTRUCTOR SUMMARY ======== --> 182<ul class="blockList"> 183<li class="blockList"><a name="constructor.summary"> 184<!-- --> 185</a> 186<h3>Constructor Summary</h3> 187<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> 188<caption><span>Constructors</span><span class="tabEnd"> </span></caption> 189<tr> 190<th class="colFirst" scope="col">Modifier</th> 191<th class="colLast" scope="col">Constructor and Description</th> 192</tr> 193<tr class="altColor"> 194<td class="colFirst"><code>protected </code></td> 195<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#NullNode--">NullNode</a></span>()</code> 196<div class="block"> 197 NOTE: visibility raised to `protected` in 2.9.3 to allow custom subtypes.</div> 198</td> 199</tr> 200</table> 201</li> 202</ul> 203<!-- ========== METHOD SUMMARY =========== --> 204<ul class="blockList"> 205<li class="blockList"><a name="method.summary"> 206<!-- --> 207</a> 208<h3>Method Summary</h3> 209<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> 210<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> 211<tr> 212<th class="colFirst" scope="col">Modifier and Type</th> 213<th class="colLast" scope="col">Method and Description</th> 214</tr> 215<tr id="i0" class="altColor"> 216<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> 217<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#asText--">asText</a></span>()</code> 218<div class="block">Method that will return a valid String representation of 219 the container value, if the node is a value node 220 (method <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode--"><code>JsonNode.isValueNode()</code></a> returns true), 221 otherwise empty String.</div> 222</td> 223</tr> 224<tr id="i1" class="rowColor"> 225<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> 226<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#asText-java.lang.String-">asText</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> defaultValue)</code> 227<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 228 <code>defaultValue</code> in cases where null value would be returned; 229 either for missing nodes (trying to access missing property, or element 230 at invalid item for array) or explicit nulls.</div> 231</td> 232</tr> 233<tr id="i2" class="altColor"> 234<td class="colFirst"><code><a href="http://fasterxml.github.com/jackson-core/javadoc/2.9/com/fasterxml/jackson/core/JsonToken.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonToken</a></code></td> 235<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#asToken--">asToken</a></span>()</code> 236<div class="block">Method that can be used for efficient type detection 237 when using stream abstraction for traversing nodes.</div> 238</td> 239</tr> 240<tr id="i3" class="rowColor"> 241<td class="colFirst"><code>boolean</code></td> 242<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#equals-java.lang.Object-">equals</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> o)</code> 243<div class="block">Equality for node objects is defined as full (deep) value 244 equality.</div> 245</td> 246</tr> 247<tr id="i4" class="altColor"> 248<td class="colFirst"><code>static <a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node">NullNode</a></code></td> 249<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#getInstance--">getInstance</a></span>()</code> </td> 250</tr> 251<tr id="i5" class="rowColor"> 252<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> 253<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#getNodeType--">getNodeType</a></span>()</code> 254<div class="block">Return the type of this node</div> 255</td> 256</tr> 257<tr id="i6" class="altColor"> 258<td class="colFirst"><code>int</code></td> 259<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#hashCode--">hashCode</a></span>()</code> </td> 260</tr> 261<tr id="i7" class="rowColor"> 262<td class="colFirst"><code>void</code></td> 263<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html#serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-">serialize</a></span>(<a href="http://fasterxml.github.com/jackson-core/javadoc/2.9/com/fasterxml/jackson/core/JsonGenerator.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonGenerator</a> g, 264 <a href="../../../../../com/fasterxml/jackson/databind/SerializerProvider.html" title="class in com.fasterxml.jackson.databind">SerializerProvider</a> provider)</code> 265<div class="block">Method called to serialize node instances using given generator.</div> 266</td> 267</tr> 268</table> 269<ul class="blockList"> 270<li class="blockList"><a name="methods.inherited.from.class.com.fasterxml.jackson.databind.node.ValueNode"> 271<!-- --> 272</a> 273<h3>Methods inherited from class com.fasterxml.jackson.databind.node.<a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">ValueNode</a></h3> 274<code><a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#Z:Z_at-com.fasterxml.jackson.core.JsonPointer-">_at</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#deepCopy--">deepCopy</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#findParent-java.lang.String-">findParent</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#findParents-java.lang.String-java.util.List-">findParents</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#findValue-java.lang.String-">findValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#findValues-java.lang.String-java.util.List-">findValues</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#findValuesAsText-java.lang.String-java.util.List-">findValuesAsText</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#get-int-">get</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#get-java.lang.String-">get</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#has-int-">has</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#has-java.lang.String-">has</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#hasNonNull-int-">hasNonNull</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#hasNonNull-java.lang.String-">hasNonNull</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#path-int-">path</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#path-java.lang.String-">path</a>, <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>, <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html#toString--">toString</a></code></li> 275</ul> 276<ul class="blockList"> 277<li class="blockList"><a name="methods.inherited.from.class.com.fasterxml.jackson.databind.node.BaseJsonNode"> 278<!-- --> 279</a> 280<h3>Methods inherited from class com.fasterxml.jackson.databind.node.<a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html" title="class in com.fasterxml.jackson.databind.node">BaseJsonNode</a></h3> 281<code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#findPath-java.lang.String-">findPath</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#numberType--">numberType</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#traverse--">traverse</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#traverse-com.fasterxml.jackson.core.ObjectCodec-">traverse</a></code></li> 282</ul> 283<ul class="blockList"> 284<li class="blockList"><a name="methods.inherited.from.class.com.fasterxml.jackson.databind.JsonNode"> 285<!-- --> 286</a> 287<h3>Methods inherited from class com.fasterxml.jackson.databind.<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></h3> 288<code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asBoolean--">asBoolean</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asBoolean-boolean-">asBoolean</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asDouble--">asDouble</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asDouble-double-">asDouble</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt--">asInt</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt-int-">asInt</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong--">asLong</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong-long-">asLong</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#at-com.fasterxml.jackson.core.JsonPointer-">at</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#at-java.lang.String-">at</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#bigIntegerValue--">bigIntegerValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#binaryValue--">binaryValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#booleanValue--">booleanValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#canConvertToInt--">canConvertToInt</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#canConvertToLong--">canConvertToLong</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#decimalValue--">decimalValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#doubleValue--">doubleValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#elements--">elements</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#equals-java.util.Comparator-com.fasterxml.jackson.databind.JsonNode-">equals</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#fieldNames--">fieldNames</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#fields--">fields</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#findParents-java.lang.String-">findParents</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#findValues-java.lang.String-">findValues</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#findValuesAsText-java.lang.String-">findValuesAsText</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#floatValue--">floatValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#intValue--">intValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isArray--">isArray</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isBigDecimal--">isBigDecimal</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isBigInteger--">isBigInteger</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isBinary--">isBinary</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isBoolean--">isBoolean</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isContainerNode--">isContainerNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isDouble--">isDouble</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isFloat--">isFloat</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isFloatingPointNumber--">isFloatingPointNumber</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isInt--">isInt</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isIntegralNumber--">isIntegralNumber</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isLong--">isLong</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isMissingNode--">isMissingNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNull--">isNull</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber--">isNumber</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isObject--">isObject</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isPojo--">isPojo</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isShort--">isShort</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isTextual--">isTextual</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode--">isValueNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#iterator--">iterator</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#longValue--">longValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#numberValue--">numberValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#shortValue--">shortValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#size--">size</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#textValue--">textValue</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#with-java.lang.String-">with</a>, <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#withArray-java.lang.String-">withArray</a></code></li> 289</ul> 290<ul class="blockList"> 291<li class="blockList"><a name="methods.inherited.from.class.com.fasterxml.jackson.databind.JsonSerializable.Base"> 292<!-- --> 293</a> 294<h3>Methods inherited from class com.fasterxml.jackson.databind.<a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.Base.html" title="class in com.fasterxml.jackson.databind">JsonSerializable.Base</a></h3> 295<code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.Base.html#isEmpty-com.fasterxml.jackson.databind.SerializerProvider-">isEmpty</a></code></li> 296</ul> 297<ul class="blockList"> 298<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> 299<!-- --> 300</a> 301<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> 302<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> 303</ul> 304<ul class="blockList"> 305<li class="blockList"><a name="methods.inherited.from.class.java.lang.Iterable"> 306<!-- --> 307</a> 308<h3>Methods inherited from interface java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a></h3> 309<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true#forEach-java.util.function.Consumer-" title="class or interface in java.lang">forEach</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true#spliterator--" title="class or interface in java.lang">spliterator</a></code></li> 310</ul> 311</li> 312</ul> 313</li> 314</ul> 315</div> 316<div class="details"> 317<ul class="blockList"> 318<li class="blockList"> 319<!-- ============ FIELD DETAIL =========== --> 320<ul class="blockList"> 321<li class="blockList"><a name="field.detail"> 322<!-- --> 323</a> 324<h3>Field Detail</h3> 325<a name="instance"> 326<!-- --> 327</a> 328<ul class="blockListLast"> 329<li class="blockList"> 330<h4>instance</h4> 331<pre>public static final <a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node">NullNode</a> instance</pre> 332</li> 333</ul> 334</li> 335</ul> 336<!-- ========= CONSTRUCTOR DETAIL ======== --> 337<ul class="blockList"> 338<li class="blockList"><a name="constructor.detail"> 339<!-- --> 340</a> 341<h3>Constructor Detail</h3> 342<a name="NullNode--"> 343<!-- --> 344</a> 345<ul class="blockListLast"> 346<li class="blockList"> 347<h4>NullNode</h4> 348<pre>protected NullNode()</pre> 349<div class="block"><p> 350 NOTE: visibility raised to `protected` in 2.9.3 to allow custom subtypes.</div> 351</li> 352</ul> 353</li> 354</ul> 355<!-- ============ METHOD DETAIL ========== --> 356<ul class="blockList"> 357<li class="blockList"><a name="method.detail"> 358<!-- --> 359</a> 360<h3>Method Detail</h3> 361<a name="getInstance--"> 362<!-- --> 363</a> 364<ul class="blockList"> 365<li class="blockList"> 366<h4>getInstance</h4> 367<pre>public static <a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node">NullNode</a> getInstance()</pre> 368</li> 369</ul> 370<a name="getNodeType--"> 371<!-- --> 372</a> 373<ul class="blockList"> 374<li class="blockList"> 375<h4>getNodeType</h4> 376<pre>public <a href="../../../../../com/fasterxml/jackson/databind/node/JsonNodeType.html" title="enum in com.fasterxml.jackson.databind.node">JsonNodeType</a> getNodeType()</pre> 377<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> 378<div class="block">Return the type of this node</div> 379<dl> 380<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 381<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> 382<dt><span class="returnLabel">Returns:</span></dt> 383<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> 384</dl> 385</li> 386</ul> 387<a name="asToken--"> 388<!-- --> 389</a> 390<ul class="blockList"> 391<li class="blockList"> 392<h4>asToken</h4> 393<pre>public <a href="http://fasterxml.github.com/jackson-core/javadoc/2.9/com/fasterxml/jackson/core/JsonToken.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonToken</a> asToken()</pre> 394<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> 395<div class="block">Method that can be used for efficient type detection 396 when using stream abstraction for traversing nodes. 397 Will return the first <a href="http://fasterxml.github.com/jackson-core/javadoc/2.9/com/fasterxml/jackson/core/JsonToken.html?is-external=true" title="class or interface in com.fasterxml.jackson.core"><code>JsonToken</code></a> that equivalent 398 stream event would produce (for most nodes there is just 399 one token but for structured/container types multiple)</div> 400<dl> 401<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 402<dd><code><a href="http://fasterxml.github.com/jackson-core/javadoc/2.9/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.com/jackson-core/javadoc/2.9/com/fasterxml/jackson/core/TreeNode.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">TreeNode</a></code></dd> 403<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 404<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> 405</dl> 406</li> 407</ul> 408<a name="asText-java.lang.String-"> 409<!-- --> 410</a> 411<ul class="blockList"> 412<li class="blockList"> 413<h4>asText</h4> 414<pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asText(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> defaultValue)</pre> 415<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> 416<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 417 <code>defaultValue</code> in cases where null value would be returned; 418 either for missing nodes (trying to access missing property, or element 419 at invalid item for array) or explicit nulls.</div> 420<dl> 421<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> 422<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> 423</dl> 424</li> 425</ul> 426<a name="asText--"> 427<!-- --> 428</a> 429<ul class="blockList"> 430<li class="blockList"> 431<h4>asText</h4> 432<pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asText()</pre> 433<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> 434<div class="block">Method that will return a valid String representation of 435 the container value, if the node is a value node 436 (method <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode--"><code>JsonNode.isValueNode()</code></a> returns true), 437 otherwise empty String.</div> 438<dl> 439<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 440<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> 441</dl> 442</li> 443</ul> 444<a name="serialize-com.fasterxml.jackson.core.JsonGenerator-com.fasterxml.jackson.databind.SerializerProvider-"> 445<!-- --> 446</a> 447<ul class="blockList"> 448<li class="blockList"> 449<h4>serialize</h4> 450<pre>public final void serialize(<a href="http://fasterxml.github.com/jackson-core/javadoc/2.9/com/fasterxml/jackson/core/JsonGenerator.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonGenerator</a> g, 451 <a href="../../../../../com/fasterxml/jackson/databind/SerializerProvider.html" title="class in com.fasterxml.jackson.databind">SerializerProvider</a> provider) 452 throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> 453<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> 454<div class="block">Method called to serialize node instances using given generator.</div> 455<dl> 456<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 457<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> 458<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 459<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> 460<dt><span class="throwsLabel">Throws:</span></dt> 461<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> 462</dl> 463</li> 464</ul> 465<a name="equals-java.lang.Object-"> 466<!-- --> 467</a> 468<ul class="blockList"> 469<li class="blockList"> 470<h4>equals</h4> 471<pre>public boolean equals(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> o)</pre> 472<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> 473<div class="block">Equality for node objects is defined as full (deep) value 474 equality. This means that it is possible to compare complete 475 JSON trees for equality by comparing equality of root nodes. 476<p> 477 Note: marked as abstract to ensure all implementation 478 classes define it properly and not rely on definition 479 from <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang"><code>Object</code></a>.</div> 480<dl> 481<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 482<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> 483</dl> 484</li> 485</ul> 486<a name="hashCode--"> 487<!-- --> 488</a> 489<ul class="blockListLast"> 490<li class="blockList"> 491<h4>hashCode</h4> 492<pre>public int hashCode()</pre> 493<dl> 494<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> 495<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> 496</dl> 497</li> 498</ul> 499</li> 500</ul> 501</li> 502</ul> 503</div> 504</div> 505<!-- ========= END OF CLASS DATA ========= --> 506<!-- ======= START OF BOTTOM NAVBAR ====== --> 507<div class="bottomNav"><a name="navbar.bottom"> 508<!-- --> 509</a> 510<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> 511<a name="navbar.bottom.firstrow"> 512<!-- --> 513</a> 514<ul class="navList" title="Navigation"> 515<li><a href="../../../../../overview-summary.html">Overview</a></li> 516<li><a href="package-summary.html">Package</a></li> 517<li class="navBarCell1Rev">Class</li> 518<li><a href="class-use/NullNode.html">Use</a></li> 519<li><a href="package-tree.html">Tree</a></li> 520<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> 521<li><a href="../../../../../index-all.html">Index</a></li> 522<li><a href="../../../../../help-doc.html">Help</a></li> 523</ul> 524</div> 525<div class="subNav"> 526<ul class="navList"> 527<li><a href="../../../../../com/fasterxml/jackson/databind/node/MissingNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="typeNameLink">Prev Class</span></a></li> 528<li><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="typeNameLink">Next Class</span></a></li> 529</ul> 530<ul class="navList"> 531<li><a href="../../../../../index.html?com/fasterxml/jackson/databind/node/NullNode.html" target="_top">Frames</a></li> 532<li><a href="NullNode.html" target="_top">No Frames</a></li> 533</ul> 534<ul class="navList" id="allclasses_navbar_bottom"> 535<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> 536</ul> 537<div> 538<script type="text/javascript"><!-- 539 allClassesLink = document.getElementById("allclasses_navbar_bottom"); 540 if(window==top) { 541 allClassesLink.style.display = "block"; 542 } 543 else { 544 allClassesLink.style.display = "none"; 545 } 546 //--> 547</script> 548</div> 549<div> 550<ul class="subNavList"> 551<li>Summary: </li> 552<li>Nested | </li> 553<li><a href="#field.summary">Field</a> | </li> 554<li><a href="#constructor.summary">Constr</a> | </li> 555<li><a href="#method.summary">Method</a></li> 556</ul> 557<ul class="subNavList"> 558<li>Detail: </li> 559<li><a href="#field.detail">Field</a> | </li> 560<li><a href="#constructor.detail">Constr</a> | </li> 561<li><a href="#method.detail">Method</a></li> 562</ul> 563</div> 564<a name="skip.navbar.bottom"> 565<!-- --> 566</a></div> 567<!-- ======== END OF BOTTOM NAVBAR ======= --> 568<p class="legalCopy"><small>Copyright © 2008–2018 <a href="http://fasterxml.com/">FasterXML</a>. All rights reserved.</small></p> 569</body> 570</html> 571