<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!-- NewPage --> <html lang="en"> <head> <!-- Generated by javadoc (1.8.0_141) on Mon Oct 30 09:21:39 GMT 2017 --> <title>ObservableMap (JavaFX 8)</title> <meta name="date" content="2017-10-30"> <link rel="stylesheet" type="text/css" href="../../stylesheet.css" title="Style"> <script type="text/javascript" src="../../script.js"></script> </head> <body> <script type="text/javascript"><!-- try { if (location.href.indexOf('is-external=true') == -1) { parent.document.title="ObservableMap (JavaFX 8)"; } } catch(err) { } //--> var methods = {"i0":6,"i1":6}; var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"]}; var altColor = "altColor"; var rowColor = "rowColor"; var tableTab = "tableTab"; var activeTableTab = "activeTableTab"; </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript> <!-- ========= START OF TOP NAVBAR 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NAVBAR ========= --> <!-- ======== START OF CLASS DATA ======== --> <div class="header"> <div class="subTitle">javafx.collections</div> <h2 title="Interface ObservableMap" class="title">Interface ObservableMap<K,V></h2> </div> <div class="contentContainer"> <div class="description"> <ul class="blockList"> <li class="blockList"> <dl> <dt>All Superinterfaces:</dt> <dd>java.util.Map<K,V>, <a href="../../javafx/beans/Observable.html" title="interface in javafx.beans">Observable</a></dd> </dl> <dl> <dt>All Known Subinterfaces:</dt> <dd><a href="../../javafx/beans/value/ObservableMapValue.html" title="interface in javafx.beans.value">ObservableMapValue</a><K,V>, <a href="../../javafx/beans/value/WritableMapValue.html" title="interface in javafx.beans.value">WritableMapValue</a><K,V></dd> </dl> <dl> <dt>All Known Implementing Classes:</dt> <dd><a href="../../javafx/beans/binding/MapBinding.html" title="class in javafx.beans.binding">MapBinding</a>, <a href="../../javafx/beans/binding/MapExpression.html" title="class in javafx.beans.binding">MapExpression</a>, <a href="../../javafx/beans/property/MapProperty.html" title="class in javafx.beans.property">MapProperty</a>, <a href="../../javafx/beans/property/MapPropertyBase.html" title="class in javafx.beans.property">MapPropertyBase</a>, <a href="../../javafx/beans/property/ReadOnlyMapProperty.html" title="class in javafx.beans.property">ReadOnlyMapProperty</a>, <a href="../../javafx/beans/property/ReadOnlyMapPropertyBase.html" title="class in javafx.beans.property">ReadOnlyMapPropertyBase</a>, <a href="../../javafx/beans/property/ReadOnlyMapWrapper.html" title="class in javafx.beans.property">ReadOnlyMapWrapper</a>, <a href="../../javafx/beans/property/SimpleMapProperty.html" title="class in javafx.beans.property">SimpleMapProperty</a></dd> </dl> <hr> <br> <pre>public interface <span class="typeNameLabel">ObservableMap<K,V></span> extends java.util.Map<K,V>, <a href="../../javafx/beans/Observable.html" title="interface in javafx.beans">Observable</a></pre> <div class="block">A map that allows observers to track changes when they occur.</div> <dl> <dt><span class="simpleTagLabel">Since:</span></dt> <dd>JavaFX 2.0</dd> <dt><span class="seeLabel">See Also:</span></dt> <dd><a href="../../javafx/collections/MapChangeListener.html" title="interface in javafx.collections"><code>MapChangeListener</code></a>, <a href="../../javafx/collections/MapChangeListener.Change.html" title="class in javafx.collections"><code>MapChangeListener.Change</code></a></dd> </dl> </li> </ul> </div> <div class="summary"> <ul class="blockList"> <li class="blockList"> <!-- ======== NESTED CLASS SUMMARY ======== --> <ul class="blockList"> <li class="blockList"><a name="nested.class.summary"> <!-- --> </a> <h3>Nested Class Summary</h3> <ul class="blockList"> <li class="blockList"><a name="nested.classes.inherited.from.class.java.util.Map"> <!-- --> </a> <h3>Nested classes/interfaces inherited from interface java.util.Map</h3> <code>java.util.Map.Entry<K,V></code></li> </ul> </li> </ul> <!-- ========== METHOD SUMMARY =========== --> <ul class="blockList"> <li class="blockList"><a name="method.summary"> <!-- --> </a> <h3>Method Summary</h3> <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tr id="i0" class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../javafx/collections/ObservableMap.html#addListener-javafx.collections.MapChangeListener-">addListener</a></span>(<a href="../../javafx/collections/MapChangeListener.html" title="interface in javafx.collections">MapChangeListener</a><? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">K</a>,? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">V</a>> listener)</code> <div class="block">Add a listener to this observable map.</div> </td> </tr> <tr id="i1" class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../javafx/collections/ObservableMap.html#removeListener-javafx.collections.MapChangeListener-">removeListener</a></span>(<a href="../../javafx/collections/MapChangeListener.html" title="interface in javafx.collections">MapChangeListener</a><? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">K</a>,? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">V</a>> listener)</code> <div class="block">Tries to removed a listener from this observable map.</div> </td> </tr> </table> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.java.util.Map"> <!-- --> </a> <h3>Methods inherited from interface java.util.Map</h3> <code>clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values</code></li> </ul> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.javafx.beans.Observable"> <!-- --> </a> <h3>Methods inherited from interface javafx.beans.<a href="../../javafx/beans/Observable.html" title="interface in javafx.beans">Observable</a></h3> <code><a href="../../javafx/beans/Observable.html#addListener-javafx.beans.InvalidationListener-">addListener</a>, <a href="../../javafx/beans/Observable.html#removeListener-javafx.beans.InvalidationListener-">removeListener</a></code></li> </ul> </li> </ul> </li> </ul> </div> <div class="details"> <ul class="blockList"> <li class="blockList"> <!-- ============ METHOD DETAIL ========== --> <ul class="blockList"> <li class="blockList"><a name="method.detail"> <!-- --> </a> <h3>Method Detail</h3> <a name="addListener-javafx.collections.MapChangeListener-"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>addListener</h4> <pre>void addListener(<a href="../../javafx/collections/MapChangeListener.html" title="interface in javafx.collections">MapChangeListener</a><? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">K</a>,? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">V</a>> listener)</pre> <div class="block">Add a listener to this observable map.</div> <dl> <dt><span class="paramLabel">Parameters:</span></dt> <dd><code>listener</code> - the listener for listening to the list changes</dd> </dl> </li> </ul> <a name="removeListener-javafx.collections.MapChangeListener-"> <!-- --> </a> <ul class="blockListLast"> <li class="blockList"> <h4>removeListener</h4> <pre>void removeListener(<a href="../../javafx/collections/MapChangeListener.html" title="interface in javafx.collections">MapChangeListener</a><? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">K</a>,? super <a href="../../javafx/collections/ObservableMap.html" title="type parameter in ObservableMap">V</a>> listener)</pre> <div class="block">Tries to removed a listener from this observable map. If the listener is not attached to this map, nothing happens.</div> <dl> <dt><span class="paramLabel">Parameters:</span></dt> <dd><code>listener</code> - a listener to remove</dd> </dl> </li> </ul> </li> </ul> </li> </ul> </div> </div> <!-- ========= END OF CLASS DATA ========= --> <!-- ======= START OF BOTTOM NAVBAR ====== --> <div class="bottomNav"><a name="navbar.bottom"> <!-- --> </a> <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> <a name="navbar.bottom.firstrow"> <!-- --> </a> <ul class="navList" title="Navigation"> <li><a href="../../overview-summary.html">Overview</a></li> <li><a href="package-summary.html">Package</a></li> <li class="navBarCell1Rev">Class</li> <li><a href="class-use/ObservableMap.html">Use</a></li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../deprecated-list.html">Deprecated</a></li> <li><a href="../../index-all.html">Index</a></li> <li><a href="../../help-doc.html">Help</a></li> </ul> <div class="aboutLanguage">JavaFX 8</div> </div> <div class="subNav"> <ul class="navList"> <li><a href="../../javafx/collections/ObservableListBase.html" title="class in javafx.collections"><span class="typeNameLink">Prev Class</span></a></li> <li><a href="../../javafx/collections/ObservableSet.html" title="interface in javafx.collections"><span class="typeNameLink">Next Class</span></a></li> </ul> <ul class="navList"> <li><a href="../../index.html?javafx/collections/ObservableMap.html" target="_top">Frames</a></li> <li><a href="ObservableMap.html" target="_top">No Frames</a></li> </ul> <ul class="navList" id="allclasses_navbar_bottom"> <li><a href="../../allclasses-noframe.html">All Classes</a></li> </ul> <div> <script type="text/javascript"><!-- allClassesLink = document.getElementById("allclasses_navbar_bottom"); if(window==top) { allClassesLink.style.display = "block"; } else { allClassesLink.style.display = "none"; } //--> </script> </div> <div> <ul class="subNavList"> <li>Summary: </li> <li>Nested | </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method.summary">Method</a></li> </ul> <ul class="subNavList"> <li>Detail: </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method.detail">Method</a></li> </ul> </div> <a name="skip.navbar.bottom"> <!-- --> </a></div> <!-- ======== END OF BOTTOM NAVBAR ======= --> <p class="legalCopy"><small><font size="-1"><a href="http://bugreport.java.com/bugreport/" target="_blank">Submit a bug or feature</a><br>For further API reference and developer documentation, see <a href="https://docs.oracle.com/javase/8/docs/index.html" target="_blank">Java SE Documentation</a>. 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