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 (version 1.7.0_79) on Wed Jul 20 08:39:13 PDT 2016 --> 6<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 7<title>NumericNode (jackson-databind 2.8.0 API)</title> 8<meta name="date" content="2016-07-20"> 9<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> 10</head> 11<body> 12<script type="text/javascript"><!-- 13 if (location.href.indexOf('is-external=true') == -1) { 14 parent.document.title="NumericNode (jackson-databind 2.8.0 API)"; 15 } 16//--> 17</script> 18<noscript> 19<div>JavaScript is disabled on your browser.</div> 20</noscript> 21<!-- ========= START OF TOP NAVBAR ======= --> 22<div class="topNav"><a name="navbar_top"> 23<!-- --> 24</a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow"> 25<!-- --> 26</a> 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name="skip-navbar_top"> 78<!-- --> 79</a></div> 80<!-- ========= END OF TOP NAVBAR ========= --> 81<!-- ======== START OF CLASS DATA ======== --> 82<div class="header"> 83<div class="subTitle">com.fasterxml.jackson.databind.node</div> 84<h2 title="Class NumericNode" class="title">Class NumericNode</h2> 85</div> 86<div class="contentContainer"> 87<ul class="inheritance"> 88<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> 89<li> 90<ul class="inheritance"> 91<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> 92<li> 93<ul class="inheritance"> 94<li><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">com.fasterxml.jackson.databind.JsonNode</a></li> 95<li> 96<ul class="inheritance"> 97<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> 98<li> 99<ul class="inheritance"> 100<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> 101<li> 102<ul class="inheritance"> 103<li>com.fasterxml.jackson.databind.node.NumericNode</li> 104</ul> 105</li> 106</ul> 107</li> 108</ul> 109</li> 110</ul> 111</li> 112</ul> 113</li> 114</ul> 115<div class="description"> 116<ul class="blockList"> 117<li class="blockList"> 118<dl> 119<dt>All Implemented Interfaces:</dt> 120<dd><a href="http://fasterxml.github.com/jackson-core/javadoc/2.7/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> 121</dl> 122<dl> 123<dt>Direct Known Subclasses:</dt> 124<dd><a href="../../../../../com/fasterxml/jackson/databind/node/BigIntegerNode.html" title="class in com.fasterxml.jackson.databind.node">BigIntegerNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/DecimalNode.html" title="class in com.fasterxml.jackson.databind.node">DecimalNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/DoubleNode.html" title="class in com.fasterxml.jackson.databind.node">DoubleNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/FloatNode.html" title="class in com.fasterxml.jackson.databind.node">FloatNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/IntNode.html" title="class in com.fasterxml.jackson.databind.node">IntNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/LongNode.html" title="class in com.fasterxml.jackson.databind.node">LongNode</a>, <a href="../../../../../com/fasterxml/jackson/databind/node/ShortNode.html" title="class in com.fasterxml.jackson.databind.node">ShortNode</a></dd> 125</dl> 126<hr> 127<br> 128<pre>public abstract class <span class="strong">NumericNode</span> 129extends <a href="../../../../../com/fasterxml/jackson/databind/node/ValueNode.html" title="class in com.fasterxml.jackson.databind.node">ValueNode</a></pre> 130<div class="block">Intermediate value node used for numeric nodes.</div> 131</li> 132</ul> 133</div> 134<div class="summary"> 135<ul class="blockList"> 136<li class="blockList"> 137<!-- ======== NESTED CLASS SUMMARY ======== --> 138<ul class="blockList"> 139<li class="blockList"><a name="nested_class_summary"> 140<!-- --> 141</a> 142<h3>Nested Class Summary</h3> 143<ul class="blockList"> 144<li class="blockList"><a name="nested_classes_inherited_from_class_com.fasterxml.jackson.databind.JsonSerializable"> 145<!-- --> 146</a> 147<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> 148<code><a href="../../../../../com/fasterxml/jackson/databind/JsonSerializable.Base.html" title="class in com.fasterxml.jackson.databind">JsonSerializable.Base</a></code></li> 149</ul> 150</li> 151</ul> 152<!-- ======== CONSTRUCTOR SUMMARY ======== --> 153<ul class="blockList"> 154<li class="blockList"><a name="constructor_summary"> 155<!-- --> 156</a> 157<h3>Constructor Summary</h3> 158<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> 159<caption><span>Constructors</span><span class="tabEnd"> </span></caption> 160<tr> 161<th class="colFirst" scope="col">Modifier</th> 162<th class="colLast" scope="col">Constructor and Description</th> 163</tr> 164<tr class="altColor"> 165<td class="colFirst"><code>protected </code></td> 166<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#NumericNode()">NumericNode</a></strong>()</code> </td> 167</tr> 168</table> 169</li> 170</ul> 171<!-- ========== METHOD SUMMARY =========== --> 172<ul class="blockList"> 173<li class="blockList"><a name="method_summary"> 174<!-- --> 175</a> 176<h3>Method Summary</h3> 177<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> 178<caption><span>Methods</span><span class="tabEnd"> </span></caption> 179<tr> 180<th class="colFirst" scope="col">Modifier and Type</th> 181<th class="colLast" scope="col">Method and Description</th> 182</tr> 183<tr class="altColor"> 184<td class="colFirst"><code>double</code></td> 185<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asDouble()">asDouble</a></strong>()</code> 186<div class="block">Method that will try to convert value of this node to a Java <b>double</b>.</div> 187</td> 188</tr> 189<tr class="rowColor"> 190<td class="colFirst"><code>double</code></td> 191<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asDouble(double)">asDouble</a></strong>(double defaultValue)</code> 192<div class="block">Method that will try to convert value of this node to a Java <b>double</b>.</div> 193</td> 194</tr> 195<tr class="altColor"> 196<td class="colFirst"><code>int</code></td> 197<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asInt()">asInt</a></strong>()</code> 198<div class="block">Method that will try to convert value of this node to a Java <b>int</b>.</div> 199</td> 200</tr> 201<tr class="rowColor"> 202<td class="colFirst"><code>int</code></td> 203<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asInt(int)">asInt</a></strong>(int defaultValue)</code> 204<div class="block">Method that will try to convert value of this node to a Java <b>int</b>.</div> 205</td> 206</tr> 207<tr class="altColor"> 208<td class="colFirst"><code>long</code></td> 209<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asLong()">asLong</a></strong>()</code> 210<div class="block">Method that will try to convert value of this node to a Java <b>long</b>.</div> 211</td> 212</tr> 213<tr class="rowColor"> 214<td class="colFirst"><code>long</code></td> 215<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asLong(long)">asLong</a></strong>(long defaultValue)</code> 216<div class="block">Method that will try to convert value of this node to a Java <b>long</b>.</div> 217</td> 218</tr> 219<tr class="altColor"> 220<td class="colFirst"><code>abstract <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> 221<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#asText()">asText</a></strong>()</code> 222<div class="block">Method that will return a valid String representation of 223 the container value, if the node is a value node 224 (method <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode()"><code>JsonNode.isValueNode()</code></a> returns true), 225 otherwise empty String.</div> 226</td> 227</tr> 228<tr class="rowColor"> 229<td class="colFirst"><code>abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math">BigInteger</a></code></td> 230<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#bigIntegerValue()">bigIntegerValue</a></strong>()</code> </td> 231</tr> 232<tr class="altColor"> 233<td class="colFirst"><code>abstract boolean</code></td> 234<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#canConvertToInt()">canConvertToInt</a></strong>()</code> 235<div class="block">Method that can be used to check whether this node is a numeric 236 node (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> would return true) AND its value fits 237 within Java's 32-bit signed integer type, <code>int</code>.</div> 238</td> 239</tr> 240<tr class="rowColor"> 241<td class="colFirst"><code>abstract boolean</code></td> 242<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#canConvertToLong()">canConvertToLong</a></strong>()</code> 243<div class="block">Method that can be used to check whether this node is a numeric 244 node (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> would return true) AND its value fits 245 within Java's 64-bit signed integer type, <code>long</code>.</div> 246</td> 247</tr> 248<tr class="altColor"> 249<td class="colFirst"><code>abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math">BigDecimal</a></code></td> 250<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#decimalValue()">decimalValue</a></strong>()</code> </td> 251</tr> 252<tr class="rowColor"> 253<td class="colFirst"><code>abstract double</code></td> 254<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#doubleValue()">doubleValue</a></strong>()</code> 255<div class="block">Returns 64-bit floating point (double) value for this node, <b>if and only if</b> 256 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true).</div> 257</td> 258</tr> 259<tr class="altColor"> 260<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> 261<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#getNodeType()">getNodeType</a></strong>()</code> 262<div class="block">Return the type of this node</div> 263</td> 264</tr> 265<tr class="rowColor"> 266<td class="colFirst"><code>abstract int</code></td> 267<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#intValue()">intValue</a></strong>()</code> 268<div class="block">Returns integer value for this node, <b>if and only if</b> 269 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true).</div> 270</td> 271</tr> 272<tr class="altColor"> 273<td class="colFirst"><code>abstract long</code></td> 274<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#longValue()">longValue</a></strong>()</code> 275<div class="block">Returns 64-bit long value for this node, <b>if and only if</b> 276 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true).</div> 277</td> 278</tr> 279<tr class="rowColor"> 280<td class="colFirst"><code>abstract <a href="http://fasterxml.github.com/jackson-core/javadoc/2.7/com/fasterxml/jackson/core/JsonParser.NumberType.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonParser.NumberType</a></code></td> 281<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#numberType()">numberType</a></strong>()</code> 282<div class="block">Returns code that identifies type of underlying numeric 283 value, if (and only if) node is a number node.</div> 284</td> 285</tr> 286<tr class="altColor"> 287<td class="colFirst"><code>abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a></code></td> 288<td class="colLast"><code><strong><a href="../../../../../com/fasterxml/jackson/databind/node/NumericNode.html#numberValue()">numberValue</a></strong>()</code> 289<div class="block">Returns numeric value for this node, <b>if and only if</b> 290 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true); otherwise 291 returns null</div> 292</td> 293</tr> 294</table> 295<ul class="blockList"> 296<li class="blockList"><a name="methods_inherited_from_class_com.fasterxml.jackson.databind.node.ValueNode"> 297<!-- --> 298</a> 299<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> 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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,%20int)" title="class or interface in java.lang">wait</a></code></li> 329</ul> 330</li> 331</ul> 332</li> 333</ul> 334</div> 335<div class="details"> 336<ul class="blockList"> 337<li class="blockList"> 338<!-- ========= CONSTRUCTOR DETAIL ======== --> 339<ul class="blockList"> 340<li class="blockList"><a name="constructor_detail"> 341<!-- --> 342</a> 343<h3>Constructor Detail</h3> 344<a name="NumericNode()"> 345<!-- --> 346</a> 347<ul class="blockListLast"> 348<li class="blockList"> 349<h4>NumericNode</h4> 350<pre>protected NumericNode()</pre> 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="getNodeType()"> 362<!-- --> 363</a> 364<ul class="blockList"> 365<li class="blockList"> 366<h4>getNodeType</h4> 367<pre>public final <a href="../../../../../com/fasterxml/jackson/databind/node/JsonNodeType.html" title="enum in com.fasterxml.jackson.databind.node">JsonNodeType</a> getNodeType()</pre> 368<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#getNodeType()">JsonNode</a></code></strong></div> 369<div class="block">Return the type of this node</div> 370<dl> 371<dt><strong>Specified by:</strong></dt> 372<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> 373<dt><span class="strong">Returns:</span></dt><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></dl> 374</li> 375</ul> 376<a name="numberType()"> 377<!-- --> 378</a> 379<ul class="blockList"> 380<li class="blockList"> 381<h4>numberType</h4> 382<pre>public abstract <a href="http://fasterxml.github.com/jackson-core/javadoc/2.7/com/fasterxml/jackson/core/JsonParser.NumberType.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">JsonParser.NumberType</a> numberType()</pre> 383<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#numberType()">BaseJsonNode</a></code></strong></div> 384<div class="block">Returns code that identifies type of underlying numeric 385 value, if (and only if) node is a number node.</div> 386<dl> 387<dt><strong>Specified by:</strong></dt> 388<dd><code><a href="http://fasterxml.github.com/jackson-core/javadoc/2.7/com/fasterxml/jackson/core/TreeNode.html?is-external=true#numberType()" title="class or interface in com.fasterxml.jackson.core">numberType</a></code> in interface <code><a href="http://fasterxml.github.com/jackson-core/javadoc/2.7/com/fasterxml/jackson/core/TreeNode.html?is-external=true" title="class or interface in com.fasterxml.jackson.core">TreeNode</a></code></dd> 389<dt><strong>Overrides:</strong></dt> 390<dd><code><a href="../../../../../com/fasterxml/jackson/databind/node/BaseJsonNode.html#numberType()">numberType</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> 391</dl> 392</li> 393</ul> 394<a name="numberValue()"> 395<!-- --> 396</a> 397<ul class="blockList"> 398<li class="blockList"> 399<h4>numberValue</h4> 400<pre>public abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> numberValue()</pre> 401<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#numberValue()">JsonNode</a></code></strong></div> 402<div class="block">Returns numeric value for this node, <b>if and only if</b> 403 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true); otherwise 404 returns null</div> 405<dl> 406<dt><strong>Overrides:</strong></dt> 407<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#numberValue()">numberValue</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 408<dt><span class="strong">Returns:</span></dt><dd>Number value this node contains, if any (null for non-number 409 nodes).</dd></dl> 410</li> 411</ul> 412<a name="intValue()"> 413<!-- --> 414</a> 415<ul class="blockList"> 416<li class="blockList"> 417<h4>intValue</h4> 418<pre>public abstract int intValue()</pre> 419<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#intValue()">JsonNode</a></code></strong></div> 420<div class="block">Returns integer value for this node, <b>if and only if</b> 421 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true). For other 422 types returns 0. 423 For floating-point numbers, value is truncated using default 424 Java coercion, similar to how cast from double to int operates.</div> 425<dl> 426<dt><strong>Overrides:</strong></dt> 427<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#intValue()">intValue</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 428<dt><span class="strong">Returns:</span></dt><dd>Integer value this node contains, if any; 0 for non-number 429 nodes.</dd></dl> 430</li> 431</ul> 432<a name="longValue()"> 433<!-- --> 434</a> 435<ul class="blockList"> 436<li class="blockList"> 437<h4>longValue</h4> 438<pre>public abstract long longValue()</pre> 439<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#longValue()">JsonNode</a></code></strong></div> 440<div class="block">Returns 64-bit long value for this node, <b>if and only if</b> 441 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true). For other 442 types returns 0. 443 For floating-point numbers, value is truncated using default 444 Java coercion, similar to how cast from double to long operates.</div> 445<dl> 446<dt><strong>Overrides:</strong></dt> 447<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#longValue()">longValue</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 448<dt><span class="strong">Returns:</span></dt><dd>Long value this node contains, if any; 0 for non-number 449 nodes.</dd></dl> 450</li> 451</ul> 452<a name="doubleValue()"> 453<!-- --> 454</a> 455<ul class="blockList"> 456<li class="blockList"> 457<h4>doubleValue</h4> 458<pre>public abstract double doubleValue()</pre> 459<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#doubleValue()">JsonNode</a></code></strong></div> 460<div class="block">Returns 64-bit floating point (double) value for this node, <b>if and only if</b> 461 this node is numeric (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> returns true). For other 462 types returns 0.0. 463 For integer values, conversion is done using coercion; this may result 464 in overflows with <a href="http://docs.oracle.com/javase/7/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> values.</div> 465<dl> 466<dt><strong>Overrides:</strong></dt> 467<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#doubleValue()">doubleValue</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 468<dt><span class="strong">Returns:</span></dt><dd>64-bit double value this node contains, if any; 0.0 for non-number nodes.</dd></dl> 469</li> 470</ul> 471<a name="decimalValue()"> 472<!-- --> 473</a> 474<ul class="blockList"> 475<li class="blockList"> 476<h4>decimalValue</h4> 477<pre>public abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math">BigDecimal</a> decimalValue()</pre> 478<dl> 479<dt><strong>Overrides:</strong></dt> 480<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#decimalValue()">decimalValue</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 481</dl> 482</li> 483</ul> 484<a name="bigIntegerValue()"> 485<!-- --> 486</a> 487<ul class="blockList"> 488<li class="blockList"> 489<h4>bigIntegerValue</h4> 490<pre>public abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math">BigInteger</a> bigIntegerValue()</pre> 491<dl> 492<dt><strong>Overrides:</strong></dt> 493<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#bigIntegerValue()">bigIntegerValue</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 494</dl> 495</li> 496</ul> 497<a name="canConvertToInt()"> 498<!-- --> 499</a> 500<ul class="blockList"> 501<li class="blockList"> 502<h4>canConvertToInt</h4> 503<pre>public abstract boolean canConvertToInt()</pre> 504<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#canConvertToInt()">JsonNode</a></code></strong></div> 505<div class="block">Method that can be used to check whether this node is a numeric 506 node (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> would return true) AND its value fits 507 within Java's 32-bit signed integer type, <code>int</code>. 508 Note that floating-point numbers are convertible if the integral 509 part fits without overflow (as per standard Java coercion rules) 510<p> 511 NOTE: this method does not consider possible value type conversion 512 from JSON String into Number; so even if this method returns false, 513 it is possible that <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt()"><code>JsonNode.asInt()</code></a> could still succeed 514 if node is a JSON String representing integral number, or boolean.</div> 515<dl> 516<dt><strong>Overrides:</strong></dt> 517<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#canConvertToInt()">canConvertToInt</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 518</dl> 519</li> 520</ul> 521<a name="canConvertToLong()"> 522<!-- --> 523</a> 524<ul class="blockList"> 525<li class="blockList"> 526<h4>canConvertToLong</h4> 527<pre>public abstract boolean canConvertToLong()</pre> 528<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#canConvertToLong()">JsonNode</a></code></strong></div> 529<div class="block">Method that can be used to check whether this node is a numeric 530 node (<a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isNumber()"><code>JsonNode.isNumber()</code></a> would return true) AND its value fits 531 within Java's 64-bit signed integer type, <code>long</code>. 532 Note that floating-point numbers are convertible if the integral 533 part fits without overflow (as per standard Java coercion rules) 534<p> 535 NOTE: this method does not consider possible value type conversion 536 from JSON String into Number; so even if this method returns false, 537 it is possible that <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong()"><code>JsonNode.asLong()</code></a> could still succeed 538 if node is a JSON String representing integral number, or boolean.</div> 539<dl> 540<dt><strong>Overrides:</strong></dt> 541<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#canConvertToLong()">canConvertToLong</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 542</dl> 543</li> 544</ul> 545<a name="asText()"> 546<!-- --> 547</a> 548<ul class="blockList"> 549<li class="blockList"> 550<h4>asText</h4> 551<pre>public abstract <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> 552<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asText()">JsonNode</a></code></strong></div> 553<div class="block">Method that will return a valid String representation of 554 the container value, if the node is a value node 555 (method <a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#isValueNode()"><code>JsonNode.isValueNode()</code></a> returns true), 556 otherwise empty String.</div> 557<dl> 558<dt><strong>Specified by:</strong></dt> 559<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> 560</dl> 561</li> 562</ul> 563<a name="asInt()"> 564<!-- --> 565</a> 566<ul class="blockList"> 567<li class="blockList"> 568<h4>asInt</h4> 569<pre>public final int asInt()</pre> 570<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt()">JsonNode</a></code></strong></div> 571<div class="block">Method that will try to convert value of this node to a Java <b>int</b>. 572 Numbers are coerced using default Java rules; booleans convert to 0 (false) 573 and 1 (true), and Strings are parsed using default Java language integer 574 parsing rules. 575<p> 576 If representation can not be converted to an int (including structured types 577 like Objects and Arrays), 578 default value of <b>0</b> will be returned; no exceptions are thrown.</div> 579<dl> 580<dt><strong>Overrides:</strong></dt> 581<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt()">asInt</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 582</dl> 583</li> 584</ul> 585<a name="asInt(int)"> 586<!-- --> 587</a> 588<ul class="blockList"> 589<li class="blockList"> 590<h4>asInt</h4> 591<pre>public final int asInt(int defaultValue)</pre> 592<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt(int)">JsonNode</a></code></strong></div> 593<div class="block">Method that will try to convert value of this node to a Java <b>int</b>. 594 Numbers are coerced using default Java rules; booleans convert to 0 (false) 595 and 1 (true), and Strings are parsed using default Java language integer 596 parsing rules. 597<p> 598 If representation can not be converted to an int (including structured types 599 like Objects and Arrays), 600 specified <b>defaultValue</b> will be returned; no exceptions are thrown.</div> 601<dl> 602<dt><strong>Overrides:</strong></dt> 603<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asInt(int)">asInt</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 604</dl> 605</li> 606</ul> 607<a name="asLong()"> 608<!-- --> 609</a> 610<ul class="blockList"> 611<li class="blockList"> 612<h4>asLong</h4> 613<pre>public final long asLong()</pre> 614<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong()">JsonNode</a></code></strong></div> 615<div class="block">Method that will try to convert value of this node to a Java <b>long</b>. 616 Numbers are coerced using default Java rules; booleans convert to 0 (false) 617 and 1 (true), and Strings are parsed using default Java language integer 618 parsing rules. 619<p> 620 If representation can not be converted to an long (including structured types 621 like Objects and Arrays), 622 default value of <b>0</b> will be returned; no exceptions are thrown.</div> 623<dl> 624<dt><strong>Overrides:</strong></dt> 625<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong()">asLong</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 626</dl> 627</li> 628</ul> 629<a name="asLong(long)"> 630<!-- --> 631</a> 632<ul class="blockList"> 633<li class="blockList"> 634<h4>asLong</h4> 635<pre>public final long asLong(long defaultValue)</pre> 636<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong(long)">JsonNode</a></code></strong></div> 637<div class="block">Method that will try to convert value of this node to a Java <b>long</b>. 638 Numbers are coerced using default Java rules; booleans convert to 0 (false) 639 and 1 (true), and Strings are parsed using default Java language integer 640 parsing rules. 641<p> 642 If representation can not be converted to an long (including structured types 643 like Objects and Arrays), 644 specified <b>defaultValue</b> will be returned; no exceptions are thrown.</div> 645<dl> 646<dt><strong>Overrides:</strong></dt> 647<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asLong(long)">asLong</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 648</dl> 649</li> 650</ul> 651<a name="asDouble()"> 652<!-- --> 653</a> 654<ul class="blockList"> 655<li class="blockList"> 656<h4>asDouble</h4> 657<pre>public final double asDouble()</pre> 658<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asDouble()">JsonNode</a></code></strong></div> 659<div class="block">Method that will try to convert value of this node to a Java <b>double</b>. 660 Numbers are coerced using default Java rules; booleans convert to 0.0 (false) 661 and 1.0 (true), and Strings are parsed using default Java language integer 662 parsing rules. 663<p> 664 If representation can not be converted to an int (including structured types 665 like Objects and Arrays), 666 default value of <b>0.0</b> will be returned; no exceptions are thrown.</div> 667<dl> 668<dt><strong>Overrides:</strong></dt> 669<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asDouble()">asDouble</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 670</dl> 671</li> 672</ul> 673<a name="asDouble(double)"> 674<!-- --> 675</a> 676<ul class="blockListLast"> 677<li class="blockList"> 678<h4>asDouble</h4> 679<pre>public final double asDouble(double defaultValue)</pre> 680<div class="block"><strong>Description copied from class: <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asDouble(double)">JsonNode</a></code></strong></div> 681<div class="block">Method that will try to convert value of this node to a Java <b>double</b>. 682 Numbers are coerced using default Java rules; booleans convert to 0.0 (false) 683 and 1.0 (true), and Strings are parsed using default Java language integer 684 parsing rules. 685<p> 686 If representation can not be converted to an int (including structured types 687 like Objects and Arrays), 688 specified <b>defaultValue</b> will be returned; no exceptions are thrown.</div> 689<dl> 690<dt><strong>Overrides:</strong></dt> 691<dd><code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html#asDouble(double)">asDouble</a></code> in class <code><a href="../../../../../com/fasterxml/jackson/databind/JsonNode.html" title="class in com.fasterxml.jackson.databind">JsonNode</a></code></dd> 692</dl> 693</li> 694</ul> 695</li> 696</ul> 697</li> 698</ul> 699</div> 700</div> 701<!-- ========= END OF CLASS DATA ========= --> 702<!-- ======= START OF BOTTOM NAVBAR ====== --> 703<div class="bottomNav"><a name="navbar_bottom"> 704<!-- --> 705</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow"> 706<!-- --> 707</a> 708<ul class="navList" title="Navigation"> 709<li><a href="../../../../../overview-summary.html">Overview</a></li> 710<li><a href="package-summary.html">Package</a></li> 711<li class="navBarCell1Rev">Class</li> 712<li><a href="class-use/NumericNode.html">Use</a></li> 713<li><a href="package-tree.html">Tree</a></li> 714<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> 715<li><a href="../../../../../index-all.html">Index</a></li> 716<li><a href="../../../../../help-doc.html">Help</a></li> 717</ul> 718</div> 719<div class="subNav"> 720<ul class="navList"> 721<li><a href="../../../../../com/fasterxml/jackson/databind/node/NullNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="strong">Prev Class</span></a></li> 722<li><a href="../../../../../com/fasterxml/jackson/databind/node/ObjectNode.html" title="class in com.fasterxml.jackson.databind.node"><span class="strong">Next Class</span></a></li> 723</ul> 724<ul class="navList"> 725<li><a href="../../../../../index.html?com/fasterxml/jackson/databind/node/NumericNode.html" target="_top">Frames</a></li> 726<li><a href="NumericNode.html" target="_top">No Frames</a></li> 727</ul> 728<ul class="navList" id="allclasses_navbar_bottom"> 729<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> 730</ul> 731<div> 732<script type="text/javascript"><!-- 733 allClassesLink = document.getElementById("allclasses_navbar_bottom"); 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