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| <div class="subTitle">freemarker.cache</div> |
| <h2 title="Class StrongCacheStorage" class="title">Class StrongCacheStorage</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li>freemarker.cache.StrongCacheStorage</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../freemarker/cache/CacheStorage.html" title="interface in freemarker.cache">CacheStorage</a>, <a href="../../freemarker/cache/CacheStorageWithGetSize.html" title="interface in freemarker.cache">CacheStorageWithGetSize</a>, <a href="../../freemarker/cache/ConcurrentCacheStorage.html" title="interface in freemarker.cache">ConcurrentCacheStorage</a></dd> |
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| <br> |
| <pre>public class <span class="typeNameLabel">StrongCacheStorage</span> |
| extends java.lang.Object |
| implements <a href="../../freemarker/cache/ConcurrentCacheStorage.html" title="interface in freemarker.cache">ConcurrentCacheStorage</a>, <a href="../../freemarker/cache/CacheStorageWithGetSize.html" title="interface in freemarker.cache">CacheStorageWithGetSize</a></pre> |
| <div class="block">Strong cache storage is a cache storage that simply wraps a <code>Map</code>. It holds a strong reference to all objects |
| it was passed, therefore prevents the cache from being purged during garbage collection. This class is always |
| thread-safe since 2.3.24, before that if we are running on Java 5 or later.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../freemarker/template/Configuration.html#setCacheStorage-freemarker.cache.CacheStorage-"><code>Configuration.setCacheStorage(CacheStorage)</code></a></dd> |
| </dl> |
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| <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><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#StrongCacheStorage--">StrongCacheStorage</a></span>()</code> </td> |
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| <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="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
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| <th class="colLast" scope="col">Method and Description</th> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#clear--">clear</a></span>()</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>java.lang.Object</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#get-java.lang.Object-">get</a></span>(java.lang.Object key)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#getSize--">getSize</a></span>()</code> |
| <div class="block">Returns a close approximation of the number of cache entries.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#isConcurrent--">isConcurrent</a></span>()</code> |
| <div class="block">Always returns <code>true</code>.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#put-java.lang.Object-java.lang.Object-">put</a></span>(java.lang.Object key, |
| java.lang.Object value)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../freemarker/cache/StrongCacheStorage.html#remove-java.lang.Object-">remove</a></span>(java.lang.Object key)</code> </td> |
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| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <h4>StrongCacheStorage</h4> |
| <pre>public StrongCacheStorage()</pre> |
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| <h4>isConcurrent</h4> |
| <pre>public boolean isConcurrent()</pre> |
| <div class="block">Always returns <code>true</code>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../freemarker/cache/ConcurrentCacheStorage.html#isConcurrent--">isConcurrent</a></code> in interface <code><a href="../../freemarker/cache/ConcurrentCacheStorage.html" title="interface in freemarker.cache">ConcurrentCacheStorage</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if this instance of cache storage is concurrently |
| accessible from multiple threads without synchronization.</dd> |
| </dl> |
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| <h4>get</h4> |
| <pre>public java.lang.Object get(java.lang.Object key)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../freemarker/cache/CacheStorage.html#get-java.lang.Object-">get</a></code> in interface <code><a href="../../freemarker/cache/CacheStorage.html" title="interface in freemarker.cache">CacheStorage</a></code></dd> |
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| <h4>put</h4> |
| <pre>public void put(java.lang.Object key, |
| java.lang.Object value)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../freemarker/cache/CacheStorage.html#put-java.lang.Object-java.lang.Object-">put</a></code> in interface <code><a href="../../freemarker/cache/CacheStorage.html" title="interface in freemarker.cache">CacheStorage</a></code></dd> |
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| <h4>remove</h4> |
| <pre>public void remove(java.lang.Object key)</pre> |
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| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../freemarker/cache/CacheStorage.html#remove-java.lang.Object-">remove</a></code> in interface <code><a href="../../freemarker/cache/CacheStorage.html" title="interface in freemarker.cache">CacheStorage</a></code></dd> |
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| <h4>getSize</h4> |
| <pre>public int getSize()</pre> |
| <div class="block">Returns a close approximation of the number of cache entries.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../freemarker/cache/CacheStorageWithGetSize.html#getSize--">getSize</a></code> in interface <code><a href="../../freemarker/cache/CacheStorageWithGetSize.html" title="interface in freemarker.cache">CacheStorageWithGetSize</a></code></dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>2.3.21</dd> |
| </dl> |
| </li> |
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| <pre>public void clear()</pre> |
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| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../freemarker/cache/CacheStorage.html#clear--">clear</a></code> in interface <code><a href="../../freemarker/cache/CacheStorage.html" title="interface in freemarker.cache">CacheStorage</a></code></dd> |
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