org.openstack4j.openstack.compute.functions.WrapServerIfApplicableFunction Maven / Gradle / Ivy
package org.openstack4j.openstack.compute.functions;
import org.openstack4j.model.ModelEntity;
import org.openstack4j.model.compute.ServerCreate;
import org.openstack4j.openstack.compute.domain.NovaServerCreateWithHintsWrapper;
import com.google.common.base.Function;
/**
* Wraps a ServerCreate entity to another type if applicable. For example if a server container scheduler hints
* this function is responsible for wrapping it in a higher level class to support booting.
*
* @author Jeremy Unruh
*/
public class WrapServerIfApplicableFunction implements Function{
public static final WrapServerIfApplicableFunction INSTANCE = new WrapServerIfApplicableFunction();
/**
* Wraps the ServerCreate if applicable or returns {@code server} if the operation is a no-op
*/
@Override
public ModelEntity apply(ServerCreate server) {
if (server.getSchedulerHints() != null)
return NovaServerCreateWithHintsWrapper.wrap(server);
return server;
}
}