org.infinispan.client.hotrod.impl.operations.GetWithVersionOperation Maven / Gradle / Ivy
package org.infinispan.client.hotrod.impl.operations;
import java.util.concurrent.atomic.AtomicInteger;
import net.jcip.annotations.Immutable;
import org.infinispan.client.hotrod.VersionedValue;
import org.infinispan.client.hotrod.configuration.Configuration;
import org.infinispan.client.hotrod.impl.VersionedValueImpl;
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 org.infinispan.client.hotrod.logging.Log;
import org.infinispan.client.hotrod.logging.LogFactory;
/**
* Corresponds to getWithVersion operation as described by
* Hot Rod protocol specification.
*
* @author [email protected]
* @since 4.1
*/
@Immutable
@Deprecated
public class GetWithVersionOperation extends AbstractKeyOperation> {
private static final Log log = LogFactory.getLog(GetWithVersionOperation.class);
private static final boolean trace = log.isTraceEnabled();
public GetWithVersionOperation(Codec codec, TransportFactory transportFactory, Object key, byte[] keyBytes,
byte[] cacheName, AtomicInteger topologyId, int flags,
Configuration cfg) {
super(codec, transportFactory, key, keyBytes, cacheName, topologyId, flags, cfg);
}
@Override
protected VersionedValue executeOperation(Transport transport) {
short status = sendKeyOperation(keyBytes, transport, GET_WITH_VERSION, GET_WITH_VERSION_RESPONSE);
VersionedValue result = null;
if (HotRodConstants.isNotExist(status)) {
result = null;
} else if (HotRodConstants.isSuccess(status)) {
long version = transport.readLong();
if (trace) {
log.tracef("Received version: %d", version);
}
V value = codec.readUnmarshallByteArray(transport, status, cfg.serialWhitelist());
result = new VersionedValueImpl(version, value);
}
return result;
}
}