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import org.jboss.netty.handler.codec.http.HttpResponseStatus;
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import org.mule.transport.NullPayload;
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import com.eucalyptus.ws.stages.UnrollableStage;
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import com.eucalyptus.ws.util.Messaging;
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public class MetadataPipeline extends FilteredPipeline implements UnrollableStage, ChannelUpstreamHandler {
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private static Logger LOG = Logger.getLogger( MetadataPipeline.class );