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https://github.com/yasuhirokimura/db18
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Yasuhiro KIMURA
266 lines
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266 lines
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<div class="aboutLanguage"><b>Berkeley DB</b><br><font size="-1"> version 18.1.40</font></div>
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<div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">com.sleepycat.db</a></div>
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<h2 title="Interface Slice" class="title">Interface Slice</h2>
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<pre>public interface <span class="typeNameLabel">Slice</span></pre>
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<div class="block">An interface specifying in which slice database records are
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read or written based on the given key. If this interface is
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not used, then the entire contents of the key are used to
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determine which slice contains a given database record. Use
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this interface only if a portion of the key should be used to
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determine slice placement.
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<p>
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You configure the database with this handler using the
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<a href="DatabaseConfig.html#setSliceCallback-com.sleepycat.db.Slice-"><code>DatabaseConfig.setSliceCallback(com.sleepycat.db.Slice)</code></a> method.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>boolean</code></td>
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<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#slice-com.sleepycat.db.Database-com.sleepycat.db.DatabaseEntry-com.sleepycat.db.DatabaseEntry-">slice</a></span>​(<a href="Database.html" title="class in com.sleepycat.db">Database</a> db,
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<a href="DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</a> key,
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<a href="DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</a> sliceKey)</code></th>
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<td class="colLast">
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<div class="block">The application-specific database slice callback.</div>
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<h4>slice</h4>
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<pre class="methodSignature">boolean slice​(<a href="Database.html" title="class in com.sleepycat.db">Database</a> db,
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<a href="DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</a> key,
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<a href="DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</a> sliceKey)</pre>
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<div class="block">The application-specific database slice callback.
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<p></div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>db</code> - The enclosing database handle.</dd>
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<dd><code>key</code> - A database entry representing the database key that is being put into the database, or
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used to retrieve an existing record in the database.</dd>
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<dd><code>sliceKey</code> - A database entry containing data used to determine to what slice the key is applied.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>True on success, false if there is an error.</dd>
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