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<h2 title="Interface RecordNumberAppender" class="title">Interface RecordNumberAppender</h2>
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<pre>public interface <span class="strong">RecordNumberAppender</span></pre>
<div class="block">An interface specifying a callback function that modifies stored data
based on a generated key.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../com/sleepycat/db/RecordNumberAppender.html#appendRecordNumber(com.sleepycat.db.Database,%20com.sleepycat.db.DatabaseEntry,%20int)">appendRecordNumber</a></strong>(<a href="../../../com/sleepycat/db/Database.html" title="class in com.sleepycat.db">Database</a> db,
<a href="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</a> data,
int recno)</code>
<div class="block">A callback function to modify the stored database based on the
generated key.</div>
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<h4>appendRecordNumber</h4>
<pre>void appendRecordNumber(<a href="../../../com/sleepycat/db/Database.html" title="class in com.sleepycat.db">Database</a> db,
<a href="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db">DatabaseEntry</a> data,
int recno)
throws <a href="../../../com/sleepycat/db/DatabaseException.html" title="class in com.sleepycat.db">DatabaseException</a></pre>
<div class="block">A callback function to modify the stored database based on the
generated key.
<p>
When storing records using <a href="../../../com/sleepycat/db/Database.html#append(com.sleepycat.db.Transaction,%20com.sleepycat.db.DatabaseEntry,%20com.sleepycat.db.DatabaseEntry)"><code>Database.append</code></a> it may be
useful to modify the stored data based on the generated key. This function will be called after the record number has been
selected, but before the data has been stored.
<p> The callback function may modify the data <a href="../../../com/sleepycat/db/DatabaseEntry.html" title="class in com.sleepycat.db"><code>DatabaseEntry</code></a>. <p> The callback function must throw a <a href="../../../com/sleepycat/db/DatabaseException.html" title="class in com.sleepycat.db"><code>DatabaseException</code></a> object
to encapsulate the error on failure. That object will be thrown to
caller of <a href="../../../com/sleepycat/db/Database.html#append(com.sleepycat.db.Transaction,%20com.sleepycat.db.DatabaseEntry,%20com.sleepycat.db.DatabaseEntry)"><code>Database.append</code></a>.
<p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>db</code> - The enclosing database handle.
<p> @param data
The data to be stored.
<p></dd><dd><code>recno</code> - The generated record number.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../com/sleepycat/db/DatabaseException.html" title="class in com.sleepycat.db">DatabaseException</a></code></dd></dl>
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