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db6.1-java-devel-6.1.29.0-1.x86_64.rpm

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<div class="aboutLanguage"><em><b>Berkeley DB</b><br><font size="-1"> version 6.1.29</font></em></div>
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<div class="subTitle">com.sleepycat.persist.evolve</div>
<h2 title="Class Converter" class="title">Class Converter</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<ul class="inheritance">
<li><a href="../../../../com/sleepycat/persist/evolve/Mutation.html" title="class in com.sleepycat.persist.evolve">com.sleepycat.persist.evolve.Mutation</a></li>
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<li>com.sleepycat.persist.evolve.Converter</li>
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<dt>All Implemented Interfaces:</dt>
<dd>java.io.Serializable</dd>
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<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../com/sleepycat/persist/evolve/EntityConverter.html" title="class in com.sleepycat.persist.evolve">EntityConverter</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">Converter</span>
extends <a href="../../../../com/sleepycat/persist/evolve/Mutation.html" title="class in com.sleepycat.persist.evolve">Mutation</a></pre>
<div class="block">A mutation for converting an old version of an object value to conform to
 the current class or field definition.  For example:

 <pre class="code">
  package my.package;

  // The old class.  Version 0 is implied.
  //
  @Entity
  class Person {
      // ...
  }

  // The new class.  A new version number must be assigned.
  //
  @Entity(version=1)
  class Person {
      // Incompatible changes were made here...
  }

  // Add a converter mutation.
  //
  Mutations mutations = new Mutations();

  mutations.addConverter(new Converter(Person.class.getName(), 0,
                                       new MyConversion()));

  // Configure the mutations as described <a href="../../../../com/sleepycat/persist/evolve/Mutations.html" title="class in com.sleepycat.persist.evolve"><code>here</code></a>.</pre>

 <p>See <a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve"><code>Conversion</code></a> for more information.</p></div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../com/sleepycat/persist/evolve/package-summary.html"><code>Class Evolution</code></a>, 
<a href="../../../../serialized-form.html#com.sleepycat.persist.evolve.Converter">Serialized Form</a></dd></dl>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><strong><a href="../../../../com/sleepycat/persist/evolve/Converter.html#Converter(java.lang.String,%20int,%20com.sleepycat.persist.evolve.Conversion)">Converter</a></strong>(java.lang.String&nbsp;className,
         int&nbsp;classVersion,
         <a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve">Conversion</a>&nbsp;conversion)</code>
<div class="block">Creates a mutation for converting all instances of the given class
 version to the current version of the class.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../com/sleepycat/persist/evolve/Converter.html#Converter(java.lang.String,%20int,%20java.lang.String,%20com.sleepycat.persist.evolve.Conversion)">Converter</a></strong>(java.lang.String&nbsp;declaringClassName,
         int&nbsp;declaringClassVersion,
         java.lang.String&nbsp;fieldName,
         <a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve">Conversion</a>&nbsp;conversion)</code>
<div class="block">Creates a mutation for converting all values of the given field in the
 given class version to a type compatible with the current declared type
 of the field.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../com/sleepycat/persist/evolve/Converter.html#equals(java.lang.Object)">equals</a></strong>(java.lang.Object&nbsp;other)</code>
<div class="block">Returns true if the conversion objects are equal in this object and
 given object, and if the <a href="../../../../com/sleepycat/persist/evolve/Mutation.html#equals(java.lang.Object)"><code>Mutation.equals(java.lang.Object)</code></a> superclass method
 returns true.</div>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve">Conversion</a></code></td>
<td class="colLast"><code><strong><a href="../../../../com/sleepycat/persist/evolve/Converter.html#getConversion()">getConversion</a></strong>()</code>
<div class="block">Returns the converter instance specified to the constructor.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../com/sleepycat/persist/evolve/Converter.html#hashCode()">hashCode</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../../com/sleepycat/persist/evolve/Converter.html#toString()">toString</a></strong>()</code>&nbsp;</td>
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<h3>Methods inherited from class&nbsp;com.sleepycat.persist.evolve.<a href="../../../../com/sleepycat/persist/evolve/Mutation.html" title="class in com.sleepycat.persist.evolve">Mutation</a></h3>
<code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html#getClassName()">getClassName</a>, <a href="../../../../com/sleepycat/persist/evolve/Mutation.html#getClassVersion()">getClassVersion</a>, <a href="../../../../com/sleepycat/persist/evolve/Mutation.html#getFieldName()">getFieldName</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, finalize, getClass, notify, notifyAll, wait, wait, wait</code></li>
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<h4>Converter</h4>
<pre>public&nbsp;Converter(java.lang.String&nbsp;className,
         int&nbsp;classVersion,
         <a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve">Conversion</a>&nbsp;conversion)</pre>
<div class="block">Creates a mutation for converting all instances of the given class
 version to the current version of the class.</div>
</li>
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<a name="Converter(java.lang.String, int, java.lang.String, com.sleepycat.persist.evolve.Conversion)">
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<h4>Converter</h4>
<pre>public&nbsp;Converter(java.lang.String&nbsp;declaringClassName,
         int&nbsp;declaringClassVersion,
         java.lang.String&nbsp;fieldName,
         <a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve">Conversion</a>&nbsp;conversion)</pre>
<div class="block">Creates a mutation for converting all values of the given field in the
 given class version to a type compatible with the current declared type
 of the field.</div>
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</ul>
</li>
</ul>
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<a name="getConversion()">
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<h4>getConversion</h4>
<pre>public&nbsp;<a href="../../../../com/sleepycat/persist/evolve/Conversion.html" title="interface in com.sleepycat.persist.evolve">Conversion</a>&nbsp;getConversion()</pre>
<div class="block">Returns the converter instance specified to the constructor.</div>
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<h4>equals</h4>
<pre>public&nbsp;boolean&nbsp;equals(java.lang.Object&nbsp;other)</pre>
<div class="block">Returns true if the conversion objects are equal in this object and
 given object, and if the <a href="../../../../com/sleepycat/persist/evolve/Mutation.html#equals(java.lang.Object)"><code>Mutation.equals(java.lang.Object)</code></a> superclass method
 returns true.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html#equals(java.lang.Object)">equals</a></code>&nbsp;in class&nbsp;<code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html" title="class in com.sleepycat.persist.evolve">Mutation</a></code></dd>
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<pre>public&nbsp;int&nbsp;hashCode()</pre>
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<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html#hashCode()">hashCode</a></code>&nbsp;in class&nbsp;<code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html" title="class in com.sleepycat.persist.evolve">Mutation</a></code></dd>
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<h4>toString</h4>
<pre>public&nbsp;java.lang.String&nbsp;toString()</pre>
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<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html#toString()">toString</a></code>&nbsp;in class&nbsp;<code><a href="../../../../com/sleepycat/persist/evolve/Mutation.html" title="class in com.sleepycat.persist.evolve">Mutation</a></code></dd>
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