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<h1>Connecting To Db4o</h1><script>
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</script><p><font color="#990000">This topic applies to Java version only.</font> </p><p>The only thing left - is a
connection to the db4o_osgi plug-in. It can be established upon the plug-in
start and terminated upon the plug-in stop:</p>
<div class="FormattedSourceCode"><div class="fscHeader"><span class="fscFileName">Activator.java: <span class="fscMemberName">start</span></span></div><div class="fscCode"><pre ID="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68"><div><!--
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--><span style="color: #008080;">01</span><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Open_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Closed_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Closed_Text').style.display='inline';"/><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Closed_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Open_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Open_Text').style.display='inline';"/><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">/**/</span><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_0_190_Open_Text"><span style="color: #008000;">/*</span><span style="color: #008000;">
</span><span style="color: #008080;">02</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> * (non-Javadoc)
</span><span style="color: #008080;">03</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
</span><span style="color: #008080;">04</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> * Obtains a db4o_osgi service reference and registers it with Db4oProvider
</span><span style="color: #008080;">05</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/> </span><span style="color: #008000;">*/</span></span><span style="color: #000000;">
</span><span style="color: #008080;">06</span><span style="color: #000000;"><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Open_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Closed_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Closed_Text').style.display='inline';"/><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Closed_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Open_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Open_Text').style.display='inline';"/> </span><span style="color: #0000FF;">public</span><span style="color: #000000;"> </span><span style="color: #0000FF;">void</span><span style="color: #000000;"> start(BundleContext context) </span><span style="color: #0000FF;">throws</span><span style="color: #000000;"> Exception </span><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">...</span><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Start_247_68_250_481_Open_Text"><span style="color: #000000;">{
</span><span style="color: #008080;">07</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> </span><span style="color: #0000FF;">super</span><span style="color: #000000;">.start(context);
</span><span style="color: #008080;">08</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> ServiceReference serviceRef </span><span style="color: #000000;">=</span><span style="color: #000000;"> context.getServiceReference(Db4oService.</span><span style="color: #0000FF;">class</span><span style="color: #000000;">.getName());
</span><span style="color: #008080;">09</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> Db4oService db4oService </span><span style="color: #000000;">=</span><span style="color: #000000;"> (Db4oService)context.getService(serviceRef);
</span><span style="color: #008080;">10</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> Db4oProvider.Initialize(db4oService);
</span><span style="color: #008080;">11</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/> }</span></span></div></pre></div></div>
<div class="FormattedSourceCode"><div class="fscHeader"><span class="fscFileName">Activator.java: <span class="fscMemberName">stop</span></span></div><div class="fscCode"><pre ID="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67"><div><!--
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--><span style="color: #008080;">01</span><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Open_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Closed_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Closed_Text').style.display='inline';"/><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Closed_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Open_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Open_Text').style.display='inline';"/><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">/**/</span><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_0_168_Open_Text"><span style="color: #008000;">/*</span><span style="color: #008000;">
</span><span style="color: #008080;">02</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> * (non-Javadoc)
</span><span style="color: #008080;">03</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
</span><span style="color: #008080;">04</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> * Unregisters the db4o_osgi service from Db4oProvider
</span><span style="color: #008080;">05</span><span style="color: #008000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/> </span><span style="color: #008000;">*/</span></span><span style="color: #000000;">
</span><span style="color: #008080;">06</span><span style="color: #000000;"><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Open_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockStart.gif" align="top" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Open_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Closed_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Closed_Text').style.display='inline';"/><img id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Closed_Image" src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ContractedBlock.gif" align="top" style="display: none;" onClick="this.style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Closed_Text').style.display='none'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Open_Image').style.display='inline'; document.getElementById('....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Open_Text').style.display='inline';"/> </span><span style="color: #0000FF;">public</span><span style="color: #000000;"> </span><span style="color: #0000FF;">void</span><span style="color: #000000;"> stop(BundleContext context) </span><span style="color: #0000FF;">throws</span><span style="color: #000000;"> Exception </span><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Closed_Text" style="border: solid 1px #808080; background-color: #FFFFFF; display: none;">...</span><span id="....OsgiJava.ZipssrcmemopluginActivator.Java_SrcmemopluginActivator.Java_Stop_319_67_227_302_Open_Text"><span style="color: #000000;">{
</span><span style="color: #008080;">07</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> Db4oProvider.UnInitialize();
</span><span style="color: #008080;">08</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/InBlock.gif" align="top"/> plugin </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #0000FF;">null</span><span style="color: #000000;">;
</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: #0000FF;">super</span><span style="color: #000000;">.stop(context);
</span><span style="color: #008080;">10</span><span style="color: #000000;"><img src="../../../../Utility/ActiPro.CodeHighligher/OutliningIndicators/ExpandedBlockEnd.gif" align="top"/> }</span></span></div></pre></div></div>
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This revision (1) was last Modified 2007-07-29T14:38:30 by Tetyana.
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