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<h1>Simple Example</h1><script>
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</script><p><font color="#990000">This topic applies to Java version only</font> </p><p>This is a one-to-one association example. </p>
<p>The following persistent classes are used:</p>
<div class="FormattedSourceCode"><div class="fscHeader"><span class="fscFileName">Helmet.java</span></div><div class="fscCode"><pre ID="....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55"><div><!--
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--><span style="color: #008080;">1</span><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/><span style="color: #0000FF;">package</span><span style="color: #000000;"> f1.one_to_one;
</span><span style="color: #008080;">2</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/>
</span><span style="color: #008080;">3</span><span style="color: #000000;"><img id="....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Open_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Closed_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Closed_Text').style.display='inline';"/><img id="....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Closed_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Open_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Open_Text').style.display='inline';"/></span><span style="color: #0000FF;">public</span><span style="color: #000000;"> </span><span style="color: #0000FF;">class</span><span style="color: #000000;"> Helmet </span><span id="....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">...</span><span id="....Hibernate.Zipsf1one_To_OneHelmet.Java_F1one_To_OneHelmet.Java_183_55_44_62_Open_Text"><span style="color: #000000;">{
</span><span style="color: #008080;">4</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> String model;
</span><span style="color: #008080;">5</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/>}</span></span></div></pre></div></div> </p>
<div class="FormattedSourceCode"><div class="fscHeader"><span class="fscFileName">Pilot.java</span></div><div class="fscCode"><pre ID="....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54"><div><!--
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--><span style="color: #008080;">1</span><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/><span style="color: #0000FF;">package</span><span style="color: #000000;"> f1.one_to_one;
</span><span style="color: #008080;">2</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/>
</span><span style="color: #008080;">3</span><span style="color: #000000;"><img id="....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Open_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Closed_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Closed_Text').style.display='inline';"/><img id="....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Closed_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Open_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Open_Text').style.display='inline';"/></span><span style="color: #0000FF;">public</span><span style="color: #000000;"> </span><span style="color: #0000FF;">class</span><span style="color: #000000;"> Pilot </span><span id="....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">...</span><span id="....Hibernate.Zipsf1one_To_OnePilot.Java_F1one_To_OnePilot.Java_250_54_43_76_Open_Text"><span style="color: #000000;">{
</span><span style="color: #008080;">4</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> String name;
</span><span style="color: #008080;">5</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> Helmet helmet;
</span><span style="color: #008080;">6</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/>}</span></span></div></pre></div></div> </p>
<p>
A one-to-one association to another persistent class is declared using a one-to-one element:</p>
<div class="FormattedSourceCode"><div class="fscHeader"><span class="fscFileName">Pilot.hbm.xml</span></div><div class="fscCode"><pre ID="....Hibernate.Zipsf1one_To_OnePilot.Hbm.Xml_F1one_To_OnePilot.Hbm.Xml_414_57"><div><!--
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--><span style="color: #008080;">01</span><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/><span style="color: #0000FF;"><?</span><span style="color: #FF00FF;">xml version="1.0"</span><span style="color: #0000FF;">?></span><span style="color: #000000;">
</span><span style="color: #008080;">02</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/>
</span><span style="color: #008080;">03</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/></span><span style="color: #0000FF;"><!</span><span style="color: #FF00FF;">DOCTYPE hibernate-mapping PUBLIC
</span><span style="color: #008080;">04</span><span style="color: #FF00FF;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
</span><span style="color: #008080;">05</span><span style="color: #FF00FF;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">06</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/>
</span><span style="color: #008080;">07</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/></span><span style="color: #0000FF;"><</span><span style="color: #800000;">hibernate-mapping </span><span style="color: #FF0000;">default-access</span><span style="color: #0000FF;">="field"</span><span style="color: #FF0000;"> default-lazy</span><span style="color: #0000FF;">="false"</span><span style="color: #FF0000;">
</span><span style="color: #008080;">08</span><span style="color: #FF0000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> default-cascade</span><span style="color: #0000FF;">="save-update"</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">09</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"><</span><span style="color: #800000;">class </span><span style="color: #FF0000;">name</span><span style="color: #0000FF;">="f1.one_to_one.Pilot"</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">10</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"><</span><span style="color: #800000;">id </span><span style="color: #FF0000;">column</span><span style="color: #0000FF;">="typed_id"</span><span style="color: #FF0000;"> type</span><span style="color: #0000FF;">="long"</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">11</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"><</span><span style="color: #800000;">generator </span><span style="color: #FF0000;">class</span><span style="color: #0000FF;">="foreign"</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">12</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"><</span><span style="color: #800000;">param </span><span style="color: #FF0000;">name</span><span style="color: #0000FF;">="property"</span><span style="color: #0000FF;">></span><span style="color: #000000;">helmet</span><span style="color: #0000FF;"></</span><span style="color: #800000;">param</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">13</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"></</span><span style="color: #800000;">generator</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">14</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"></</span><span style="color: #800000;">id</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">15</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"><</span><span style="color: #800000;">property </span><span style="color: #FF0000;">name</span><span style="color: #0000FF;">="name"</span><span style="color: #0000FF;">/></span><span style="color: #000000;">
</span><span style="color: #008080;">16</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"><</span><span style="color: #800000;">one-to-one </span><span style="color: #FF0000;">name</span><span style="color: #0000FF;">="helmet"</span><span style="color: #0000FF;">/></span><span style="color: #000000;">
</span><span style="color: #008080;">17</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/> </span><span style="color: #0000FF;"></</span><span style="color: #800000;">class</span><span style="color: #0000FF;">></span><span style="color: #000000;">
</span><span style="color: #008080;">18</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/None.gif" align="top"/></span><span style="color: #0000FF;"></</span><span style="color: #800000;">hibernate-mapping</span><span style="color: #0000FF;">></span></div></pre></div></div> </p>
<p>
Remember to add mappings in hibernate.cfg.xml:</p>
<p><code><mapping resource="f1/one_to_one/Pilot.hbm.xml"/></code></p>
<p><code><mapping resource="f1/one_to_one/Helmet.hbm.xml"/></code></p>
<p>The code to run the replication is provided below: </p>
<div class="FormattedSourceCode"><div class="fscHeader"><span class="fscFileName">OneToOneExample.java: <span class="fscMemberName">main</span></span></div><div class="fscCode"><pre ID="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69"><div><!--
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--><span style="color: #008080;">01</span><img id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Open_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Closed_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Closed_Text').style.display='inline';"/><img id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Closed_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Open_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Open_Text').style.display='inline';"/><span style="color: #0000FF;">public</span><span style="color: #000000;"> </span><span style="color: #0000FF;">class</span><span style="color: #000000;"> OneToOneExample </span><span id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">...</span><span id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_29_1197_Open_Text"><span style="color: #000000;">{
</span><span style="color: #008080;">02</span><span style="color: #000000;"><img id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedSubBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Open_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Closed_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Closed_Text').style.display='inline';"/><img id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedSubBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Closed_Text').style.display='none'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Open_Image').style.display='inline'; document.getElementById('....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Open_Text').style.display='inline';"/> </span><span style="color: #0000FF;">public</span><span style="color: #000000;"> </span><span style="color: #0000FF;">static</span><span style="color: #000000;"> </span><span style="color: #0000FF;">void</span><span style="color: #000000;"> main(String[] args) </span><span id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">...</span><span id="....Hibernate.Zipsf1one_To_OneOneToOneExample.Java_F1one_To_OneOneToOneExample.Java_Main_755_69_71_1197_Open_Text"><span style="color: #000000;">{
</span><span style="color: #008080;">03</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> </span><span style="color: #0000FF;">new</span><span style="color: #000000;"> File(</span><span style="color: #000000;">"</span><span style="color: #000000;">OneToOneExample.db4o</span><span style="color: #000000;">"</span><span style="color: #000000;">).delete();
</span><span style="color: #008080;">04</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">05</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> System.out.println(</span><span style="color: #000000;">"</span><span style="color: #000000;">Running OneToOneExample example.</span><span style="color: #000000;">"</span><span style="color: #000000;">);
</span><span style="color: #008080;">06</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">07</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> ExtDb4o.configure().generateUUIDs(Integer.MAX_VALUE);
</span><span style="color: #008080;">08</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> ExtDb4o.configure().generateVersionNumbers(Integer.MAX_VALUE);
</span><span style="color: #008080;">09</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">10</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> ObjectContainer objectContainer </span><span style="color: #000000;">=</span><span style="color: #000000;"> Db4o.openFile(</span><span style="color: #000000;">"</span><span style="color: #000000;">OneToOneExample.db4o</span><span style="color: #000000;">"</span><span style="color: #000000;">);
</span><span style="color: #008080;">11</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">12</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> </span><span style="color: #008000;">//</span><span style="color: #008000;">create and save the pilot. Helmet is saved automatically.</span><span style="color: #008000;">
</span><span style="color: #008080;">13</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/></span><span style="color: #000000;"> Helmet helmet </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #0000FF;">new</span><span style="color: #000000;"> Helmet();
</span><span style="color: #008080;">14</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> helmet.model </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #000000;">"</span><span style="color: #000000;">Robuster</span><span style="color: #000000;">"</span><span style="color: #000000;">;
</span><span style="color: #008080;">15</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">16</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> Pilot pilot </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #0000FF;">new</span><span style="color: #000000;"> Pilot();
</span><span style="color: #008080;">17</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> pilot.name </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #000000;">"</span><span style="color: #000000;">John</span><span style="color: #000000;">"</span><span style="color: #000000;">;
</span><span style="color: #008080;">18</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> pilot.helmet </span><span style="color: #000000;">=</span><span style="color: #000000;"> helmet;
</span><span style="color: #008080;">19</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">20</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> objectContainer.set(pilot);
</span><span style="color: #008080;">21</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> objectContainer.commit();
</span><span style="color: #008080;">22</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">23</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> </span><span style="color: #008000;">//</span><span style="color: #008000;"> Perform the replication</span><span style="color: #008000;">
</span><span style="color: #008080;">24</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/></span><span style="color: #000000;"> Configuration config </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #0000FF;">new</span><span style="color: #000000;"> Configuration().configure(</span><span style="color: #000000;">"</span><span style="color: #000000;">f1/one_to_one/hibernate.cfg.xml</span><span style="color: #000000;">"</span><span style="color: #000000;">);
</span><span style="color: #008080;">25</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">26</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> ReplicationSession replication </span><span style="color: #000000;">=</span><span style="color: #000000;"> HibernateReplication.begin(objectContainer, config);
</span><span style="color: #008080;">27</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> ObjectSet changed </span><span style="color: #000000;">=</span><span style="color: #000000;"> replication.providerA().objectsChangedSinceLastReplication();
</span><span style="color: #008080;">28</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">29</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> </span><span style="color: #008000;">//</span><span style="color: #008000;"> Here helmet is cascaded from pilot and is replicated automatically.</span><span style="color: #008000;">
</span><span style="color: #008080;">30</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/></span><span style="color: #000000;"> </span><span style="color: #0000FF;">while</span><span style="color: #000000;"> (changed.hasNext())
</span><span style="color: #008080;">31</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> replication.replicate(changed.next());
</span><span style="color: #008080;">32</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">33</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> replication.commit();
</span><span style="color: #008080;">34</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> replication.close();
</span><span style="color: #008080;">35</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> objectContainer.close();
</span><span style="color: #008080;">36</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/>
</span><span style="color: #008080;">37</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> </span><span style="color: #0000FF;">new</span><span style="color: #000000;"> File(</span><span style="color: #000000;">"</span><span style="color: #000000;">OneToOneExample.db4o</span><span style="color: #000000;">"</span><span style="color: #000000;">).delete();
</span><span style="color: #008080;">38</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/> }</span></span></span></div></pre></div></div> <br></p>
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This revision (4) was last Modified 2007-07-09T14:58:27 by Tetyana.
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