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<div class="subTitle">org.apache.openjpa.kernel.exps</div>
<h2 title="Class SimpleCase" class="title">Class SimpleCase</h2>
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<ul class="inheritance">
<li><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html" title="class in org.apache.openjpa.kernel.exps">org.apache.openjpa.kernel.exps.Val</a></li>
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<ul class="inheritance">
<li>org.apache.openjpa.kernel.exps.SimpleCase</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="http://download.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</a></dd>
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<pre>public class <span class="strong">SimpleCase</span>
extends <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html" title="class in org.apache.openjpa.kernel.exps">Val</a></pre>
<div class="block">An in-memory representation of a simple case expression</div>
<dl><dt><span class="strong">Author:</span></dt>
<dd>Catalina Wei</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../serialized-form.html#org.apache.openjpa.kernel.exps.SimpleCase">Serialized Form</a></dd></dl>
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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">&nbsp;</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>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/kernel/exps/SimpleCase.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">acceptVisit</a></strong>(<a href="../../../../../org/apache/openjpa/kernel/exps/ExpressionVisitor.html" title="interface in org.apache.openjpa.kernel.exps">ExpressionVisitor</a>&nbsp;visitor)</code>
<div class="block">Accept a visit from a tree visitor.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/kernel/exps/SimpleCase.html#compare(java.lang.Object,%20java.lang.Object)">compare</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o1,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o2)</code>
<div class="block">Compare the two values.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="http://download.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/kernel/exps/SimpleCase.html#eval(java.lang.Object,%20java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">eval</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;candidate,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;orig,
<a href="../../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</a>&nbsp;ctx,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>[]&nbsp;params)</code>
<div class="block">Return this value for the given candidate.</div>
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<td class="colFirst"><code>protected <a href="http://download.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/kernel/exps/SimpleCase.html#eval(java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">eval</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;candidate,
<a href="../../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</a>&nbsp;ctx,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>[]&nbsp;params)</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/kernel/exps/SimpleCase.html#getType()">getType</a></strong>()</code>
<div class="block">Return the expected type for this value, or <code>Object</code> if
the type is unknown.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/openjpa/kernel/exps/SimpleCase.html#setImplicitType(java.lang.Class)">setImplicitType</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&nbsp;type)</code>
<div class="block">Set the implicit type of the value, based on how it is used in the
filter.</div>
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<h3>Methods inherited from class&nbsp;org.apache.openjpa.kernel.exps.<a href="../../../../../org/apache/openjpa/kernel/exps/Val.html" title="class in org.apache.openjpa.kernel.exps">Val</a></h3>
<code><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#eval(java.util.Collection,%20java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">eval</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#evaluate(java.util.Collection,%20java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">evaluate</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#evaluate(java.lang.Object,%20java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">evaluate</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#getAlias()">getAlias</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#getMetaData()">getMetaData</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#getName()">getName</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#getPath()">getPath</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#getSelectAs()">getSelectAs</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#isAggregate()">isAggregate</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#isVariable()">isVariable</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#isXPath()">isXPath</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#setAlias(java.lang.String)">setAlias</a>, <a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#setMetaData(org.apache.openjpa.meta.ClassMetaData)">setMetaData</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://download.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://download.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://download.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://download.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://download.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://download.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://download.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://download.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://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://download.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://download.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://download.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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<h4>eval</h4>
<pre>protected&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;eval(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;candidate,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;orig,
<a href="../../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</a>&nbsp;ctx,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>[]&nbsp;params)</pre>
<div class="block"><strong>Description copied from class:&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#eval(java.lang.Object,%20java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">Val</a></code></strong></div>
<div class="block">Return this value for the given candidate.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#eval(java.lang.Object,%20java.lang.Object,%20org.apache.openjpa.kernel.StoreContext,%20java.lang.Object[])">eval</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html" title="class in org.apache.openjpa.kernel.exps">Val</a></code></dd>
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<h4>eval</h4>
<pre>protected&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;eval(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;candidate,
<a href="../../../../../org/apache/openjpa/kernel/StoreContext.html" title="interface in org.apache.openjpa.kernel">StoreContext</a>&nbsp;ctx,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>[]&nbsp;params)</pre>
</li>
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<a name="compare(java.lang.Object, java.lang.Object)">
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<ul class="blockList">
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<h4>compare</h4>
<pre>protected&nbsp;boolean&nbsp;compare(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o1,
<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o2)</pre>
<div class="block">Compare the two values.</div>
</li>
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<a name="getType()">
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<h4>getType</h4>
<pre>public&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&nbsp;getType()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Value.html#getType()">Value</a></code></strong></div>
<div class="block">Return the expected type for this value, or <code>Object</code> if
the type is unknown.</div>
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<h4>setImplicitType</h4>
<pre>public&nbsp;void&nbsp;setImplicitType(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&nbsp;type)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Value.html#setImplicitType(java.lang.Class)">Value</a></code></strong></div>
<div class="block">Set the implicit type of the value, based on how it is used in the
filter. This method is only called on values who return
<code>Object</code> from <a href="../../../../../org/apache/openjpa/kernel/exps/Value.html#getType()"><code>Value.getType()</code></a>.</div>
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<h4>acceptVisit</h4>
<pre>public&nbsp;void&nbsp;acceptVisit(<a href="../../../../../org/apache/openjpa/kernel/exps/ExpressionVisitor.html" title="interface in org.apache.openjpa.kernel.exps">ExpressionVisitor</a>&nbsp;visitor)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Value.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">Value</a></code></strong></div>
<div class="block">Accept a visit from a tree visitor.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/kernel/exps/Value.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">acceptVisit</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Value.html" title="interface in org.apache.openjpa.kernel.exps">Value</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html#acceptVisit(org.apache.openjpa.kernel.exps.ExpressionVisitor)">acceptVisit</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/openjpa/kernel/exps/Val.html" title="class in org.apache.openjpa.kernel.exps">Val</a></code></dd>
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