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<div class="subTitle">javax.persistence</div>
<h2 title="Enum SharedCacheMode" class="title">Enum SharedCacheMode</h2>
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<li>java.lang.Object</li>
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<li>java.lang.Enum&lt;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a>&gt;</li>
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<li>javax.persistence.SharedCacheMode</li>
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<dt>All Implemented Interfaces:</dt>
<dd>java.io.Serializable, java.lang.Comparable&lt;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a>&gt;</dd>
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<pre>public enum <span class="typeNameLabel">SharedCacheMode</span>
extends java.lang.Enum&lt;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a>&gt;</pre>
<div class="block">Specifies how the provider must use a second-level cache for the
persistence unit. Corresponds to the value of the <code>persistence.xml</code>
<code>shared-cache-mode</code> element, and returned as the result of
<a href="../../javax/persistence/spi/PersistenceUnitInfo.html#getSharedCacheMode--"><code>PersistenceUnitInfo.getSharedCacheMode()</code></a>.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>Java Persistence 2.0</dd>
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<th class="colOne" scope="col">Enum Constant and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#ALL">ALL</a></span></code>
<div class="block">All entities and entity-related state and data are cached.</div>
</td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#DISABLE_SELECTIVE">DISABLE_SELECTIVE</a></span></code>
<div class="block">Caching is enabled for all entities except those for which
<code>Cacheable(false)</code> is specified.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#ENABLE_SELECTIVE">ENABLE_SELECTIVE</a></span></code>
<div class="block">Caching is enabled for all entities for <code>Cacheable(true)</code>
is specified.</div>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#NONE">NONE</a></span></code>
<div class="block">Caching is disabled for the persistence unit.</div>
</td>
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<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#UNSPECIFIED">UNSPECIFIED</a></span></code>
<div class="block">Caching behavior is undefined: provider-specific defaults may apply.</div>
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<td class="colFirst"><code>static <a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#valueOf-java.lang.String-">valueOf</a></span>(java.lang.String&nbsp;name)</code>
<div class="block">Returns the enum constant of this type with the specified name.</div>
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<td class="colFirst"><code>static <a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/persistence/SharedCacheMode.html#values--">values</a></span>()</code>
<div class="block">Returns an array containing the constants of this enum type, in
the order they are declared.</div>
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<h4>ALL</h4>
<pre>public static final&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a> ALL</pre>
<div class="block">All entities and entity-related state and data are cached.</div>
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<h4>NONE</h4>
<pre>public static final&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a> NONE</pre>
<div class="block">Caching is disabled for the persistence unit.</div>
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<h4>ENABLE_SELECTIVE</h4>
<pre>public static final&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a> ENABLE_SELECTIVE</pre>
<div class="block">Caching is enabled for all entities for <code>Cacheable(true)</code>
is specified. All other entities are not cached.</div>
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<h4>DISABLE_SELECTIVE</h4>
<pre>public static final&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a> DISABLE_SELECTIVE</pre>
<div class="block">Caching is enabled for all entities except those for which
<code>Cacheable(false)</code> is specified. Entities for which
<code>Cacheable(false)</code> is specified are not cached.</div>
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<pre>public static final&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a> UNSPECIFIED</pre>
<div class="block">Caching behavior is undefined: provider-specific defaults may apply.</div>
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<h4>values</h4>
<pre>public static&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a>[]&nbsp;values()</pre>
<div class="block">Returns an array containing the constants of this enum type, in
the order they are declared. This method may be used to iterate
over the constants as follows:
<pre>
for (SharedCacheMode c : SharedCacheMode.values())
&nbsp; System.out.println(c);
</pre></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an array containing the constants of this enum type, in the order they are declared</dd>
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<h4>valueOf</h4>
<pre>public static&nbsp;<a href="../../javax/persistence/SharedCacheMode.html" title="enum in javax.persistence">SharedCacheMode</a>&nbsp;valueOf(java.lang.String&nbsp;name)</pre>
<div class="block">Returns the enum constant of this type with the specified name.
The string must match <i>exactly</i> an identifier used to declare an
enum constant in this type. (Extraneous whitespace characters are
not permitted.)</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - the name of the enum constant to be returned.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the enum constant with the specified name</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.IllegalArgumentException</code> - if this enum type has no constant with the specified name</dd>
<dd><code>java.lang.NullPointerException</code> - if the argument is null</dd>
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