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| <div class="subTitle">org.apache.openjpa.util</div> |
| <h2 title="Class CacheMap" class="title">Class CacheMap</h2> |
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| <ul class="inheritance"> |
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| <li> |
| <ul class="inheritance"> |
| <li>org.apache.openjpa.util.CacheMap</li> |
| </ul> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></dd> |
| </dl> |
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| <br> |
| <pre>public class <span class="strong">CacheMap</span> |
| extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></pre> |
| <div class="block">Fixed-size map that has ability to pin/unpin entries and move overflow to |
| a backing soft map.</div> |
| <dl><dt><span class="strong">Author:</span></dt> |
| <dd>Patrick Linskey, Abe White</dd></dl> |
| </li> |
| </ul> |
| </div> |
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| <h3>Nested classes/interfaces inherited from interface java.util.<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></h3> |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</a><<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">K</a>,<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">V</a>></code></li> |
| </ul> |
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| <h3>Field Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html" title="interface in org.apache.openjpa.lib.util">SizedMap</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#cacheMap">cacheMap</a></strong></code> |
| <div class="block">The map for non-expired and non-pinned references.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#pinnedMap">pinnedMap</a></strong></code> |
| <div class="block">The set of objects pinned into the cache.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html" title="interface in org.apache.openjpa.lib.util">SizedMap</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#softMap">softMap</a></strong></code> |
| <div class="block">The map for expired references.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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| </a> |
| <h3>Constructor Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap()">CacheMap</a></strong>()</code> |
| <div class="block">Create a non-LRU (and therefore highly concurrent) cache map with a |
| size of 1000.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap(boolean)">CacheMap</a></strong>(boolean lru)</code> |
| <div class="block">Create a cache map with a size of 1000.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap(boolean,%20int)">CacheMap</a></strong>(boolean lru, |
| int max)</code> |
| <div class="block">Create a cache map with the given properties.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap(boolean,%20int,%20int,%20float)">CacheMap</a></strong>(boolean lru, |
| int max, |
| int size, |
| float load)</code> |
| <div class="block"><strong>Deprecated.</strong> |
| <div class="block"><i>use <a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap(boolean,%20int,%20int,%20float,%20int)"><code>CacheMap(boolean, int, int, float, int)</code></a> |
| instead.</i></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap(boolean,%20int,%20int,%20float,%20int)">CacheMap</a></strong>(boolean lru, |
| int max, |
| int size, |
| float load, |
| int concurrencyLevel)</code> |
| <div class="block">Create a cache map with the given properties.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
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| <h3>Method Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#cacheMapOverflowRemoved(java.lang.Object,%20java.lang.Object)">cacheMapOverflowRemoved</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</code> |
| <div class="block">Called from <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html#overflowRemoved(java.lang.Object,%20java.lang.Object)"><code>SizedMap.overflowRemoved(java.lang.Object, java.lang.Object)</code></a> in the cache map.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#clear()">clear</a></strong>()</code> |
| <div class="block">Removes pinned objects as well as unpinned ones.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#containsKey(java.lang.Object)">containsKey</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#containsValue(java.lang.Object)">containsValue</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> val)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#entryAdded(java.lang.Object,%20java.lang.Object)">entryAdded</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</code> |
| <div class="block">Invoked when an entry is added to the cache.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#entryRemoved(java.lang.Object,%20java.lang.Object,%20boolean)">entryRemoved</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value, |
| boolean expired)</code> |
| <div class="block">Invoked when a key-value pair is evicted from this data |
| structure.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#entrySet()">entrySet</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#get(java.lang.Object)">get</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#getCacheSize()">getCacheSize</a></strong>()</code> |
| <div class="block">The maximum number of hard references to maintain, or -1 for no limit.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#getPinnedKeys()">getPinnedKeys</a></strong>()</code> |
| <div class="block">The keys pinned into the map.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#getSoftReferenceSize()">getSoftReferenceSize</a></strong>()</code> |
| <div class="block">The maximum number of soft references to maintain, or -1 for no limit.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#isEmpty()">isEmpty</a></strong>()</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#isLRU()">isLRU</a></strong>()</code> |
| <div class="block">Whether this cache map uses LRU eviction.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#keySet()">keySet</a></strong>()</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#pin(java.lang.Object)">pin</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> |
| <div class="block">Locks the given key and its value into the map.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#put(java.util.Map,%20java.lang.Object,%20java.lang.Object)">put</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</code> |
| <div class="block">Put the given entry into the given map.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#put(java.lang.Object,%20java.lang.Object)">put</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#putAll(java.util.Map)">putAll</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#putAll(java.util.Map,%20boolean)">putAll</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map, |
| boolean replaceExisting)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#readLock()">readLock</a></strong>()</code> |
| <div class="block">Acquire read lock.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#readUnlock()">readUnlock</a></strong>()</code> |
| <div class="block">Release read lock.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#remove(java.util.Map,%20java.lang.Object)">remove</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> |
| <div class="block">Remove the given key from the given map.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#remove(java.lang.Object)">remove</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> |
| <div class="block">If <code>key</code> is pinned into the cache, the pin is |
| cleared and the object is removed.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#setCacheSize(int)">setCacheSize</a></strong>(int size)</code> |
| <div class="block">The maximum number of hard references to maintain, or -1 for no limit.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#setSoftReferenceSize(int)">setSoftReferenceSize</a></strong>(int size)</code> |
| <div class="block">The maximum number of soft references to maintain, or -1 for no limit.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#size()">size</a></strong>()</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#softMapOverflowRemoved(java.lang.Object,%20java.lang.Object)">softMapOverflowRemoved</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</code> |
| <div class="block">Called from <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html#overflowRemoved(java.lang.Object,%20java.lang.Object)"><code>SizedMap.overflowRemoved(java.lang.Object, java.lang.Object)</code></a> in the soft map.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#softMapValueExpired(java.lang.Object)">softMapValueExpired</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> |
| <div class="block">Called when a value expires from the soft map.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#toString()">toString</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#unpin(java.lang.Object)">unpin</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</code> |
| <div class="block">Undo a pinning.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#values()">values</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#writeLock()">writeLock</a></strong>()</code> |
| <div class="block">Acquire write lock.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/openjpa/util/CacheMap.html#writeUnlock()">writeUnlock</a></strong>()</code> |
| <div class="block">Release write lock.</div> |
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| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://docs.oracle.com/javase/6/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/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/6/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/6/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/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/6/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/6/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/6/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/6/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/6/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li> |
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| <h3>Methods inherited from interface java.util.<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></h3> |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.util">equals</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#hashCode()" title="class or interface in java.util">hashCode</a></code></li> |
| </ul> |
| </li> |
| </ul> |
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| <div class="details"> |
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| <h3>Field Detail</h3> |
| <a name="cacheMap"> |
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| <h4>cacheMap</h4> |
| <pre>protected final <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html" title="interface in org.apache.openjpa.lib.util">SizedMap</a> cacheMap</pre> |
| <div class="block">The map for non-expired and non-pinned references.</div> |
| </li> |
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| <a name="softMap"> |
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| </a> |
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| <h4>softMap</h4> |
| <pre>protected final <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html" title="interface in org.apache.openjpa.lib.util">SizedMap</a> softMap</pre> |
| <div class="block">The map for expired references.</div> |
| </li> |
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| <a name="pinnedMap"> |
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| </a> |
| <ul class="blockListLast"> |
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| <h4>pinnedMap</h4> |
| <pre>protected final <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> pinnedMap</pre> |
| <div class="block">The set of objects pinned into the cache.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_detail"> |
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| </a> |
| <h3>Constructor Detail</h3> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>CacheMap</h4> |
| <pre>public CacheMap()</pre> |
| <div class="block">Create a non-LRU (and therefore highly concurrent) cache map with a |
| size of 1000.</div> |
| </li> |
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| <a name="CacheMap(boolean)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>CacheMap</h4> |
| <pre>public CacheMap(boolean lru)</pre> |
| <div class="block">Create a cache map with a size of 1000.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>lru</code> - if true, create a LRU cache map otherwise a non-LRU map will be created.</dd></dl> |
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| <a name="CacheMap(boolean, int)"> |
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| <ul class="blockList"> |
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| <h4>CacheMap</h4> |
| <pre>public CacheMap(boolean lru, |
| int max)</pre> |
| <div class="block">Create a cache map with the given properties.</div> |
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| <ul class="blockList"> |
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| <h4>CacheMap</h4> |
| <pre>public CacheMap(boolean lru, |
| int max, |
| int size, |
| float load)</pre> |
| <div class="block"><span class="strong">Deprecated.</span> <i>use <a href="../../../../org/apache/openjpa/util/CacheMap.html#CacheMap(boolean,%20int,%20int,%20float,%20int)"><code>CacheMap(boolean, int, int, float, int)</code></a> |
| instead.</i></div> |
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| <ul class="blockListLast"> |
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| <h4>CacheMap</h4> |
| <pre>public CacheMap(boolean lru, |
| int max, |
| int size, |
| float load, |
| int concurrencyLevel)</pre> |
| <div class="block">Create a cache map with the given properties.</div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>1.1.0</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="cacheMapOverflowRemoved(java.lang.Object, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cacheMapOverflowRemoved</h4> |
| <pre>protected void cacheMapOverflowRemoved(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</pre> |
| <div class="block">Called from <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html#overflowRemoved(java.lang.Object,%20java.lang.Object)"><code>SizedMap.overflowRemoved(java.lang.Object, java.lang.Object)</code></a> in the cache map.</div> |
| </li> |
| </ul> |
| <a name="softMapOverflowRemoved(java.lang.Object, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>softMapOverflowRemoved</h4> |
| <pre>protected void softMapOverflowRemoved(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</pre> |
| <div class="block">Called from <a href="../../../../org/apache/openjpa/lib/util/SizedMap.html#overflowRemoved(java.lang.Object,%20java.lang.Object)"><code>SizedMap.overflowRemoved(java.lang.Object, java.lang.Object)</code></a> in the soft map.</div> |
| </li> |
| </ul> |
| <a name="softMapValueExpired(java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>softMapValueExpired</h4> |
| <pre>protected void softMapValueExpired(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <div class="block">Called when a value expires from the soft map.</div> |
| </li> |
| </ul> |
| <a name="put(java.util.Map, java.lang.Object, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>put</h4> |
| <pre>protected <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> put(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</pre> |
| <div class="block">Put the given entry into the given map. Allows subclasses to |
| take additional actions.</div> |
| </li> |
| </ul> |
| <a name="remove(java.util.Map, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>remove</h4> |
| <pre>protected <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> remove(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <div class="block">Remove the given key from the given map. Allows subclasses to |
| take additional actions.</div> |
| </li> |
| </ul> |
| <a name="readLock()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readLock</h4> |
| <pre>public void readLock()</pre> |
| <div class="block">Acquire read lock.</div> |
| </li> |
| </ul> |
| <a name="readUnlock()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readUnlock</h4> |
| <pre>public void readUnlock()</pre> |
| <div class="block">Release read lock.</div> |
| </li> |
| </ul> |
| <a name="writeLock()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>writeLock</h4> |
| <pre>public void writeLock()</pre> |
| <div class="block">Acquire write lock.</div> |
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| <a name="writeUnlock()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>writeUnlock</h4> |
| <pre>public void writeUnlock()</pre> |
| <div class="block">Release write lock.</div> |
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| <a name="isLRU()"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isLRU</h4> |
| <pre>public boolean isLRU()</pre> |
| <div class="block">Whether this cache map uses LRU eviction.</div> |
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| <h4>setCacheSize</h4> |
| <pre>public void setCacheSize(int size)</pre> |
| <div class="block">The maximum number of hard references to maintain, or -1 for no limit.</div> |
| </li> |
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| <a name="getCacheSize()"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCacheSize</h4> |
| <pre>public int getCacheSize()</pre> |
| <div class="block">The maximum number of hard references to maintain, or -1 for no limit.</div> |
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| <a name="setSoftReferenceSize(int)"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setSoftReferenceSize</h4> |
| <pre>public void setSoftReferenceSize(int size)</pre> |
| <div class="block">The maximum number of soft references to maintain, or -1 for no limit.</div> |
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| </ul> |
| <a name="getSoftReferenceSize()"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSoftReferenceSize</h4> |
| <pre>public int getSoftReferenceSize()</pre> |
| <div class="block">The maximum number of soft references to maintain, or -1 for no limit.</div> |
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| </ul> |
| <a name="getPinnedKeys()"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getPinnedKeys</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a> getPinnedKeys()</pre> |
| <div class="block">The keys pinned into the map.</div> |
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| </ul> |
| <a name="pin(java.lang.Object)"> |
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| <ul class="blockList"> |
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| <h4>pin</h4> |
| <pre>public boolean pin(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <div class="block">Locks the given key and its value into the map. Objects pinned into |
| the map are not counted towards the maximum cache size, and are never |
| evicted implicitly. You may pin keys for which no value is in the map.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>true if the givne key's value was pinned; false if no value |
| for the given key is cached</dd></dl> |
| </li> |
| </ul> |
| <a name="unpin(java.lang.Object)"> |
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| <ul class="blockList"> |
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| <h4>unpin</h4> |
| <pre>public boolean unpin(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <div class="block">Undo a pinning.</div> |
| </li> |
| </ul> |
| <a name="entryRemoved(java.lang.Object, java.lang.Object, boolean)"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>entryRemoved</h4> |
| <pre>protected void entryRemoved(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value, |
| boolean expired)</pre> |
| <div class="block">Invoked when a key-value pair is evicted from this data |
| structure. This is invoked with <code>expired</code> set to |
| <code>true</code> when an object is dropped because of space |
| requirements or through garbage collection of soft references. |
| It is invoked with <code>expired</code> set to <code>false</code> |
| when an object is explicitly removed via the <a href="../../../../org/apache/openjpa/util/CacheMap.html#remove(java.util.Map,%20java.lang.Object)"><code>remove(java.util.Map, java.lang.Object)</code></a> or |
| <a href="../../../../org/apache/openjpa/util/CacheMap.html#clear()"><code>clear()</code></a> methods. This may be invoked more than once for a |
| given entry.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>value</code> - may be null if the value was a soft reference that has |
| been GCd</dd><dt><span class="strong">Since:</span></dt> |
| <dd>0.2.5.0</dd></dl> |
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| <a name="entryAdded(java.lang.Object, java.lang.Object)"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>entryAdded</h4> |
| <pre>protected void entryAdded(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</pre> |
| <div class="block">Invoked when an entry is added to the cache. This may be invoked |
| more than once for an entry.</div> |
| </li> |
| </ul> |
| <a name="get(java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>get</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> get(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#get(java.lang.Object)" title="class or interface in java.util">get</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="put(java.lang.Object, java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>put</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> put(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> value)</pre> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#put(K,%20V)" title="class or interface in java.util">put</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="putAll(java.util.Map)"> |
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| <ul class="blockList"> |
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| <h4>putAll</h4> |
| <pre>public void putAll(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map)</pre> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#putAll(java.util.Map)" title="class or interface in java.util">putAll</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
| </dl> |
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| <pre>public void putAll(<a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a> map, |
| boolean replaceExisting)</pre> |
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| <h4>remove</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> remove(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <div class="block">If <code>key</code> is pinned into the cache, the pin is |
| cleared and the object is removed.</div> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#remove(java.lang.Object)" title="class or interface in java.util">remove</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <pre>public void clear()</pre> |
| <div class="block">Removes pinned objects as well as unpinned ones.</div> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#clear()" title="class or interface in java.util">clear</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <pre>public int size()</pre> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#size()" title="class or interface in java.util">size</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#isEmpty()" title="class or interface in java.util">isEmpty</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <pre>public boolean containsKey(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> key)</pre> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#containsKey(java.lang.Object)" title="class or interface in java.util">containsKey</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <h4>containsValue</h4> |
| <pre>public boolean containsValue(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> val)</pre> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#containsValue(java.lang.Object)" title="class or interface in java.util">containsValue</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a> keySet()</pre> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#keySet()" title="class or interface in java.util">keySet</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a> values()</pre> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#values()" title="class or interface in java.util">values</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a> entrySet()</pre> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true#entrySet()" title="class or interface in java.util">entrySet</a></code> in interface <code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a></code></dd> |
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| <h4>toString</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre> |
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