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<a href="http://community.jboss.org/index.jspa" style="text-decoration: none; color: #E1E1E1">Community</a></h1>
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On demand resolution
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reply from <a href="http://community.jboss.org/people/adrian%40jboss.org">Adrian Brock</a> in <i>JBoss Microcontainer Development</i> - <a href="http://community.jboss.org/message/534591#534591">View the full discussion</a>
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<div class="jive-rendered-content"><blockquote class="jive-quote"><p>Ales Justin wrote:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><blockquote class="jive-quote"><p><span>I created a test for DynamicImport-Package to check whether </span><a class="jive-link-external-small" href="https://jira.jboss.org/jira/browse/JBCL-131" target="_blank">https://jira.jboss.org/jira/browse/JBCL-131</a><span> is actually working at the OSGi layer.</span></p></blockquote><p>I fail to see how dynamic import and JBCL-131 are related?</p><p>JBCL-131 is an impl of OSGi' lazy bundle activation -- e.g. only invoke BundleActivator if some class from that bundle needs to be loaded.</p></blockquote><p>Well actually JBCL-131 is about lazy resolve, not lazy start.</p><p>It's not working because it hasn't been enabled.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I've committed the following patch which makes it work using Ales's DeploymentMetaData</p><p>(I've not done anything with lazy start).</p><p>I don't know if that is the correct place for it?</p><p>Another question is whether you always want to enable lazy resolve for OSGi, even if the user specifies something else?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>P.S. There's no point re-opening issues in closed releases. You need to raise new issues.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>/core/src/main/java/org/jboss/osgi/framework/deployers<br/>$ svn diff<br/>Index: AbstractClassLoadingDeployer.java<br/>===================================================================<br/>--- AbstractClassLoadingDeployer.java    (revision 103238)<br/>+++ AbstractClassLoadingDeployer.java    (working copy)<br/>@@ -29,6 +29,7 @@<br/> import org.jboss.classloading.spi.metadata.CapabilitiesMetaData;<br/> import org.jboss.classloading.spi.metadata.ClassLoadingMetaData;<br/> import org.jboss.classloading.spi.metadata.RequirementsMetaData;<br/>+import org.jboss.deployers.plugins.classloading.DeploymentMetaData;<br/> import org.jboss.deployers.spi.DeploymentException;<br/> import org.jboss.deployers.spi.deployer.DeploymentStages;<br/> import org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer;<br/>@@ -61,7 +62,10 @@<br/>    {<br/>       super(OSGiMetaData.class);<br/>       addInput(AbstractBundleState.class);<br/>-      setOutput(ClassLoadingMetaData.class);<br/>+      addInput(ClassLoadingMetaData.class);<br/>+      addInput(DeploymentMetaData.class);<br/>+      addOutput(ClassLoadingMetaData.class);<br/>+      addOutput(DeploymentMetaData.class);<br/>       setStage(DeploymentStages.POST_PARSE);<br/>       setTopLevelOnly(true);<br/>    }<br/>@@ -79,6 +83,13 @@<br/>    @Override<br/>    public void deploy(DeploymentUnit unit, OSGiMetaData osgiMetaData) throws DeploymentException<br/>    {<br/>+      if (unit.isAttachmentPresent(DeploymentMetaData.class) == false)<br/>+      {<br/>+         DeploymentMetaData deploymentMetaData = new DeploymentMetaData();<br/>+         deploymentMetaData.setLazyResolve(true);<br/>+         unit.addAttachment(DeploymentMetaData.class, deploymentMetaData);<br/>+      }<br/>+      <br/>       if (unit.isAttachmentPresent(ClassLoadingMetaData.class))<br/>          return;</p></div>
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