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| <div class="subTitle">org.apache.openjpa.lib.util.concurrent</div> |
| <h2 title="Interface ConcurrentMap" class="title">Interface ConcurrentMap</h2> |
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| <dt>All Superinterfaces:</dt> |
| <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></dd> |
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| <dd><a href="../../../../../../org/apache/openjpa/lib/util/concurrent/ConcurrentHashMap.html" title="class in org.apache.openjpa.lib.util.concurrent">ConcurrentHashMap</a>, <a href="../../../../../../org/apache/openjpa/lib/util/concurrent/ConcurrentReferenceHashMap.html" title="class in org.apache.openjpa.lib.util.concurrent">ConcurrentReferenceHashMap</a></dd> |
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| <pre>public interface <span class="typeNameLabel">ConcurrentMap</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></pre> |
| <div class="block">A highly concurrent map.</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Author:</span></dt> |
| <dd>Abe White</dd> |
| </dl> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">K</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">V</a>></code></li> |
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| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/openjpa/lib/util/concurrent/ConcurrentMap.html#randomEntryIterator--">randomEntryIterator</a></span>()</code> |
| <div class="block">Iterate over map entries, beginning at an arbitrary |
| (not strictly random) entry.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/openjpa/lib/util/concurrent/ConcurrentMap.html#removeRandom--">removeRandom</a></span>()</code> |
| <div class="block">Remove an arbitrary(not strictly random) entry from the map.</div> |
| </td> |
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| <h3>Methods inherited from interface java.util.<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#clear--" title="class or interface in java.util">clear</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#compute-K-java.util.function.BiFunction-" title="class or interface in java.util">compute</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#computeIfAbsent-K-java.util.function.Function-" title="class or interface in java.util">computeIfAbsent</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#computeIfPresent-K-java.util.function.BiFunction-" title="class or interface in java.util">computeIfPresent</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#containsKey-java.lang.Object-" title="class or interface in java.util">containsKey</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#containsValue-java.lang.Object-" title="class or interface in java.util">containsValue</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#entrySet--" title="class or interface in java.util">entrySet</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.util">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#forEach-java.util.function.BiConsumer-" title="class or interface in java.util">forEach</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#get-java.lang.Object-" title="class or interface in java.util">get</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#getOrDefault-java.lang.Object-V-" title="class or interface in java.util">getOrDefault</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#hashCode--" title="class or interface in java.util">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#isEmpty--" title="class or interface in java.util">isEmpty</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#keySet--" title="class or interface in java.util">keySet</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#merge-K-V-java.util.function.BiFunction-" title="class or interface in java.util">merge</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#put-K-V-" title="class or interface in java.util">put</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#putAll-java.util.Map-" title="class or interface in java.util">putAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#putIfAbsent-K-V-" title="class or interface in java.util">putIfAbsent</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#remove-java.lang.Object-" title="class or interface in java.util">remove</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#remove-java.lang.Object-java.lang.Object-" title="class or interface in java.util">remove</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#replace-K-V-" title="class or interface in java.util">replace</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#replace-K-V-V-" title="class or interface in java.util">replace</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#replaceAll-java.util.function.BiFunction-" title="class or interface in java.util">replaceAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#size--" title="class or interface in java.util">size</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true#values--" title="class or interface in java.util">values</a></code></li> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</a> removeRandom()</pre> |
| <div class="block">Remove an arbitrary(not strictly random) entry from the map. This |
| allows implementation of concurrent caches with size ceilings.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the removed entry, or null if map is empty</dd> |
| </dl> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a> randomEntryIterator()</pre> |
| <div class="block">Iterate over map entries, beginning at an arbitrary |
| (not strictly random) entry.</div> |
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