org.glassfish.virtualization.config.VirtualMachineConfig Maven / Gradle / Ivy
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package org.glassfish.virtualization.config;
import com.sun.enterprise.config.serverbeans.Cluster;
import com.sun.enterprise.config.serverbeans.ClusterExtension;
import com.sun.enterprise.config.serverbeans.VirtualMachineExtension;
import org.glassfish.api.admin.AdminCommandLock;
import org.glassfish.api.admin.CommandLock;
import org.glassfish.api.admin.config.Named;
import org.jvnet.hk2.component.Habitat;
import org.jvnet.hk2.config.*;
import org.jvnet.hk2.config.types.Property;
import java.beans.PropertyVetoException;
import java.util.List;
import java.util.concurrent.locks.Lock;
import org.glassfish.api.admin.RestRedirect;
import org.glassfish.api.admin.RestRedirects;
/**
* Persisted information about created virtual machine
* @author Jerome Dochez
*/
@Configured
@RestRedirects({
@RestRedirect(opType = RestRedirect.OpType.GET, commandName = "register-virtual-machine"),
@RestRedirect(opType = RestRedirect.OpType.GET, commandName = "register-startup")
})
public interface VirtualMachineConfig extends Named, ConfigBeanProxy, VirtualMachineExtension {
@Attribute(reference = true)
Template getTemplate();
void setTemplate(Template template);
@Attribute(reference = true)
ServerPoolConfig getServerPool();
void setServerPool(ServerPoolConfig serverPool);
@Element
List getProperty();
static class Utils {
public static VirtualMachineConfig create(final String name,
final Template template,
final ServerPoolConfig serverPool,
final Cluster cluster) {
try {
// this code can happen on any thread, so we manually acquire the shared lock.
Habitat habitat = Dom.unwrap(cluster).getHabitat();
AdminCommandLock adminCommandLock = habitat.getComponent(AdminCommandLock.class);
Lock lock=null;
try {
lock = adminCommandLock.getLock(CommandLock.LockType.SHARED);
lock.lock();
return (VirtualMachineConfig) ConfigSupport.apply(new SingleConfigCode() {
@Override
public Object run(Cluster wCluster) throws PropertyVetoException, TransactionFailure {
VirtualMachineConfig vmConfig =
wCluster.createChild(VirtualMachineConfig.class);
vmConfig.setName(name);
vmConfig.setTemplate(template);
vmConfig.setServerPool(serverPool);
wCluster.getExtensions().add(vmConfig);
return vmConfig;
}
}, cluster);
} finally {
if (lock!=null) lock.unlock();
}
} catch (TransactionFailure transactionFailure) {
throw new RuntimeException(transactionFailure);
}
}
}
}