package org.infinispan.client.hotrod.impl.operations;
import java.util.concurrent.atomic.AtomicInteger;
import org.infinispan.client.hotrod.configuration.ClientIntelligence;
import org.infinispan.client.hotrod.impl.protocol.Codec;
import org.infinispan.client.hotrod.impl.protocol.HotRodConstants;
import org.infinispan.client.hotrod.impl.transport.Transport;
import org.infinispan.client.hotrod.impl.transport.TransportFactory;
import net.jcip.annotations.Immutable;
/**
* Implement "remove" operation as described in <a href="http://community.jboss.org/wiki/HotRodProtocol">Hot Rod
* protocol specification</a>.
*
* @author Mircea.Markus@jboss.com
* @since 4.1
*/
@Immutable
public class RemoveOperation<V> extends AbstractKeyOperation<V> {
public RemoveOperation(Codec codec, TransportFactory transportFactory,
Object key, byte[] keyBytes, byte[] cacheName, AtomicInteger topologyId, int flags, ClientIntelligence clientIntelligence) {
super(codec, transportFactory, key, keyBytes, cacheName, topologyId, flags, clientIntelligence);
}
@Override
public V executeOperation(Transport transport) {
short status = sendKeyOperation(keyBytes, transport, REMOVE_REQUEST, REMOVE_RESPONSE);
V result = returnPossiblePrevValue(transport, status);
if (HotRodConstants.isNotExist(status))
return null;
return result; // NO_ERROR_STATUS
}
}