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DeployedMergePolicyProcessor.java
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DeployedMergePolicyProcessor.java
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package org.jboss.as.clustering.infinispan.conflict;
import java.lang.reflect.Constructor;
import java.util.List;
import org.infinispan.conflict.EntryMergePolicy;
import org.jboss.as.clustering.infinispan.InfinispanMessages;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessor;
import org.jboss.as.server.deployment.ServicesAttachment;
import org.jboss.modules.Module;
import org.jboss.modules.ModuleClassLoader;
import org.jboss.msc.service.ServiceController;
public class DeployedMergePolicyProcessor implements DeploymentUnitProcessor {
@Override
public void deploy(DeploymentPhaseContext ctx) {
DeploymentUnit deploymentUnit = ctx.getDeploymentUnit();
Module module = deploymentUnit.getAttachment(Attachments.MODULE);
ServicesAttachment servicesAttachment = deploymentUnit.getAttachment(Attachments.SERVICES);
if (module != null && servicesAttachment != null) {
List<String> implementationNames = servicesAttachment.getServiceImplementations(EntryMergePolicy.class.getName());
ModuleClassLoader classLoader = module.getClassLoader();
for (String serviceClassName : implementationNames) {
try {
ServiceController sc = ctx.getServiceRegistry().getRequiredService(DeployedMergePolicyFactoryService.SERVICE_NAME);
DeployedMergePolicyFactory factory = DeployedMergePolicyFactory.class.cast(sc.getValue());
Class<? extends EntryMergePolicy> clazz = classLoader.loadClass(serviceClassName).asSubclass(EntryMergePolicy.class);
Constructor<? extends EntryMergePolicy> ctor = clazz.getConstructor();
factory.addDeployedPolicy(new DeployedMergePolicy(ctor.newInstance()));
} catch (Exception e) {
throw InfinispanMessages.MESSAGES.unableToInstantiateClass(serviceClassName);
}
}
}
}
@Override
public void undeploy(DeploymentUnit context) {
}
}