<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!-- NewPage --> <html lang="en"> <head> <!-- Generated by javadoc (version 1.7.0_45) on Thu Jan 09 22:45:26 GMT 2014 --> <title>MarshalledTupleKeyEntity</title> <meta name="date" content="2014-01-09"> <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style"> </head> <body> <script type="text/javascript"><!-- if (location.href.indexOf('is-external=true') == -1) { parent.document.title="MarshalledTupleKeyEntity"; } //--> </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript> <!-- ========= START OF TOP NAVBAR ======= --> <div class="topNav"><a name="navbar_top"> <!-- --> </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow"> <!-- --> </a> <ul class="navList" title="Navigation"> <li><a href="../../../../overview-summary.html">Overview</a></li> <li><a href="package-summary.html">Package</a></li> <li class="navBarCell1Rev">Class</li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../../../deprecated-list.html">Deprecated</a></li> <li><a href="../../../../index-all.html">Index</a></li> <li><a href="../../../../help-doc.html">Help</a></li> </ul> </div> <div class="subNav"> <ul class="navList"> <li><a href="../../../../com/sleepycat/bind/tuple/MarshalledTupleEntry.html" title="interface in com.sleepycat.bind.tuple"><span class="strong">Prev Class</span></a></li> <li><a href="../../../../com/sleepycat/bind/tuple/ShortBinding.html" title="class in com.sleepycat.bind.tuple"><span class="strong">Next Class</span></a></li> </ul> <ul class="navList"> <li><a href="../../../../index.html?com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html" target="_top">Frames</a></li> <li><a href="MarshalledTupleKeyEntity.html" target="_top">No Frames</a></li> </ul> <ul class="navList" id="allclasses_navbar_top"> <li><a href="../../../../allclasses-noframe.html">All Classes</a></li> </ul> <div> <script type="text/javascript"><!-- allClassesLink = document.getElementById("allclasses_navbar_top"); if(window==top) { allClassesLink.style.display = "block"; } else { allClassesLink.style.display = "none"; } //--> </script> </div> <div> <ul class="subNavList"> <li>Summary: </li> <li>Nested | </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method_summary">Method</a></li> </ul> <ul class="subNavList"> <li>Detail: </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method_detail">Method</a></li> </ul> </div> <a name="skip-navbar_top"> <!-- --> </a></div> <!-- ========= END OF TOP NAVBAR ========= --> <!-- ======== START OF CLASS DATA ======== --> <div class="header"> <div class="subTitle">com.sleepycat.bind.tuple</div> <h2 title="Interface MarshalledTupleKeyEntity" class="title">Interface MarshalledTupleKeyEntity</h2> </div> <div class="contentContainer"> <div class="description"> <ul class="blockList"> <li class="blockList"> <hr> <br> <pre>public interface <span class="strong">MarshalledTupleKeyEntity</span></pre> <div class="block">A marshalling interface implemented by entity classes that represent keys as tuples. Since <code>MarshalledTupleKeyEntity</code> objects are instantiated using Java deserialization, no particular constructor is required by classes that implement this interface. <p>Note that a marshalled tuple key extractor is somewhat less efficient than a non-marshalled key tuple extractor because more conversions are needed. A marshalled key extractor must convert the entry to an object in order to extract the key fields, while an unmarshalled key extractor does not.</p></div> <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../com/sleepycat/bind/tuple/TupleTupleMarshalledBinding.html" title="class in com.sleepycat.bind.tuple"><code>TupleTupleMarshalledBinding</code></a>, <a href="../../../../com/sleepycat/bind/serial/TupleSerialMarshalledBinding.html" title="class in com.sleepycat.bind.serial"><code>TupleSerialMarshalledBinding</code></a></dd></dl> </li> </ul> </div> <div class="summary"> <ul class="blockList"> <li class="blockList"> <!-- ========== METHOD SUMMARY =========== --> <ul class="blockList"> <li class="blockList"><a name="method_summary"> <!-- --> </a> <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"> </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="../../../../com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html#marshalPrimaryKey(com.sleepycat.bind.tuple.TupleOutput)">marshalPrimaryKey</a></strong>(<a href="../../../../com/sleepycat/bind/tuple/TupleOutput.html" title="class in com.sleepycat.bind.tuple">TupleOutput</a> keyOutput)</code> <div class="block">Extracts the entity's primary key and writes it to the key output.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>boolean</code></td> <td class="colLast"><code><strong><a href="../../../../com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html#marshalSecondaryKey(java.lang.String, com.sleepycat.bind.tuple.TupleOutput)">marshalSecondaryKey</a></strong>(java.lang.String keyName, <a href="../../../../com/sleepycat/bind/tuple/TupleOutput.html" title="class in com.sleepycat.bind.tuple">TupleOutput</a> keyOutput)</code> <div class="block">Extracts the entity's secondary key and writes it to the key output.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>boolean</code></td> <td class="colLast"><code><strong><a href="../../../../com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html#nullifyForeignKey(java.lang.String)">nullifyForeignKey</a></strong>(java.lang.String keyName)</code> <div class="block">Clears the entity's secondary key fields for the given key name.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html#unmarshalPrimaryKey(com.sleepycat.bind.tuple.TupleInput)">unmarshalPrimaryKey</a></strong>(<a href="../../../../com/sleepycat/bind/tuple/TupleInput.html" title="class in com.sleepycat.bind.tuple">TupleInput</a> keyInput)</code> <div class="block">Completes construction of the entity by setting its primary key from the stored primary key.</div> </td> </tr> </table> </li> </ul> </li> </ul> </div> <div class="details"> <ul class="blockList"> <li class="blockList"> <!-- ============ METHOD DETAIL ========== --> <ul class="blockList"> <li class="blockList"><a name="method_detail"> <!-- --> </a> <h3>Method Detail</h3> <a name="marshalPrimaryKey(com.sleepycat.bind.tuple.TupleOutput)"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>marshalPrimaryKey</h4> <pre>void marshalPrimaryKey(<a href="../../../../com/sleepycat/bind/tuple/TupleOutput.html" title="class in com.sleepycat.bind.tuple">TupleOutput</a> keyOutput)</pre> <div class="block">Extracts the entity's primary key and writes it to the key output.</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>keyOutput</code> - is the output tuple.</dd></dl> </li> </ul> <a name="unmarshalPrimaryKey(com.sleepycat.bind.tuple.TupleInput)"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>unmarshalPrimaryKey</h4> <pre>void unmarshalPrimaryKey(<a href="../../../../com/sleepycat/bind/tuple/TupleInput.html" title="class in com.sleepycat.bind.tuple">TupleInput</a> keyInput)</pre> <div class="block">Completes construction of the entity by setting its primary key from the stored primary key.</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>keyInput</code> - is the input tuple.</dd></dl> </li> </ul> <a name="marshalSecondaryKey(java.lang.String, com.sleepycat.bind.tuple.TupleOutput)"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>marshalSecondaryKey</h4> <pre>boolean marshalSecondaryKey(java.lang.String keyName, <a href="../../../../com/sleepycat/bind/tuple/TupleOutput.html" title="class in com.sleepycat.bind.tuple">TupleOutput</a> keyOutput)</pre> <div class="block">Extracts the entity's secondary key and writes it to the key output.</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>keyName</code> - identifies the secondary key.</dd><dd><code>keyOutput</code> - is the output tuple.</dd> <dt><span class="strong">Returns:</span></dt><dd>true if a key was created, or false to indicate that the key is not present.</dd></dl> </li> </ul> <a name="nullifyForeignKey(java.lang.String)"> <!-- --> </a> <ul class="blockListLast"> <li class="blockList"> <h4>nullifyForeignKey</h4> <pre>boolean nullifyForeignKey(java.lang.String keyName)</pre> <div class="block">Clears the entity's secondary key fields for the given key name. <p>The specified index key should be changed by this method such that <a href="../../../../com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html#marshalSecondaryKey(java.lang.String, com.sleepycat.bind.tuple.TupleOutput)"><code>marshalSecondaryKey(java.lang.String, com.sleepycat.bind.tuple.TupleOutput)</code></a> for the same key name will return false. Other fields in the data object should remain unchanged.</p> <p>If <a href="../../../../com/sleepycat/db/ForeignKeyDeleteAction.html#NULLIFY"><code>ForeignKeyDeleteAction.NULLIFY</code></a> was specified when opening the secondary database, this method is called when the entity for this foreign key is deleted. If NULLIFY was not specified, this method will not be called and may always return false.</p></div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>keyName</code> - identifies the secondary key.</dd> <dt><span class="strong">Returns:</span></dt><dd>true if the key was cleared, or false to indicate that the key is not present and no change is necessary.</dd></dl> </li> </ul> </li> </ul> </li> </ul> </div> </div> <!-- ========= END OF CLASS DATA ========= --> <!-- ======= START OF BOTTOM NAVBAR ====== --> <div class="bottomNav"><a name="navbar_bottom"> <!-- --> </a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow"> <!-- --> </a> <ul class="navList" title="Navigation"> <li><a href="../../../../overview-summary.html">Overview</a></li> <li><a href="package-summary.html">Package</a></li> <li class="navBarCell1Rev">Class</li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../../../deprecated-list.html">Deprecated</a></li> <li><a href="../../../../index-all.html">Index</a></li> <li><a href="../../../../help-doc.html">Help</a></li> </ul> </div> <div class="subNav"> <ul class="navList"> <li><a href="../../../../com/sleepycat/bind/tuple/MarshalledTupleEntry.html" title="interface in com.sleepycat.bind.tuple"><span class="strong">Prev Class</span></a></li> <li><a href="../../../../com/sleepycat/bind/tuple/ShortBinding.html" title="class in com.sleepycat.bind.tuple"><span class="strong">Next Class</span></a></li> </ul> <ul class="navList"> <li><a href="../../../../index.html?com/sleepycat/bind/tuple/MarshalledTupleKeyEntity.html" target="_top">Frames</a></li> <li><a href="MarshalledTupleKeyEntity.html" target="_top">No Frames</a></li> </ul> <ul class="navList" id="allclasses_navbar_bottom"> <li><a href="../../../../allclasses-noframe.html">All Classes</a></li> </ul> <div> <script type="text/javascript"><!-- allClassesLink = document.getElementById("allclasses_navbar_bottom"); if(window==top) { allClassesLink.style.display = "block"; } else { allClassesLink.style.display = "none"; } //--> </script> </div> <div> <ul class="subNavList"> <li>Summary: </li> <li>Nested | </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method_summary">Method</a></li> </ul> <ul class="subNavList"> <li>Detail: </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method_detail">Method</a></li> </ul> </div> <a name="skip-navbar_bottom"> <!-- --> </a></div> <!-- ======== END OF BOTTOM NAVBAR ======= --> </body> </html>