package org.tarantool.core.impl;
import java.io.IOException;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import org.tarantool.core.Operation;
import org.tarantool.core.TarantoolConnection;
import org.tarantool.core.Tuple;
import org.tarantool.core.cmd.Call;
import org.tarantool.core.cmd.Delete;
import org.tarantool.core.cmd.Insert;
import org.tarantool.core.cmd.Ping;
import org.tarantool.core.cmd.Response;
import org.tarantool.core.cmd.Select;
import org.tarantool.core.cmd.Transport;
import org.tarantool.core.cmd.Update;
import org.tarantool.core.proto.Flags;
import org.tarantool.pool.ConnectionReturnPoint;
import org.tarantool.pool.Returnable;
/**
* <p>
* TarantoolConnectionImpl class.
* </p>
*
* @author dgreen
* @version $Id: $
*/
public class TarantoolConnectionImpl implements TarantoolConnection, Returnable {
Transport transport;
ConnectionReturnPoint returnPoint;
AtomicInteger id = new AtomicInteger();
/**
* <p>
* Constructor for TarantoolConnectionImpl.
* </p>
*
* @param transport
* a {@link org.tarantool.core.cmd.Transport} object.
*/
public TarantoolConnectionImpl(Transport transport) {
this.transport = transport;
}
/** {@inheritDoc} */
@Override
public void returnTo(ConnectionReturnPoint returnPoint) {
this.returnPoint = returnPoint;
}
/** {@inheritDoc} */
@Override
public Integer delete(int space, Tuple tuple) {
try {
Response response = transport.execute(new Delete(id.incrementAndGet(), tuple.pack()).space(space));
return response.getCount();
} finally {
returnConnection();
}
}
private void returnConnection() {
if (returnPoint != null) {
returnPoint.returnConnection(this);
returnPoint = null;
}
}
/** {@inheritDoc} */
@Override
public Tuple deleteAndGet(int space, Tuple tuple) {
try {
Response response = transport.execute(new Delete(id.incrementAndGet(), tuple.pack()).space(space).flags(Flags.RETURN_TUPLE));
return response.readSingleTuple();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Tuple updateAndGet(int space, Tuple tuple, List<Operation> ops) {
try {
Response response = transport.execute(new Update(id.incrementAndGet(), tuple, ops).space(space).flags(Flags.RETURN_TUPLE));
return response.readSingleTuple();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Integer update(int space, Tuple tuple, List<Operation> ops) {
try {
Response response = transport.execute(new Update(id.incrementAndGet(), tuple, ops).space(space));
return response.getCount();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Tuple insertAndGet(int space, Tuple tuple) {
try {
Response response = transport.execute(new Insert(id.incrementAndGet(), tuple.pack()).space(space).flags(Flags.RETURN_TUPLE | Flags.ADD_TUPLE));
return response.readSingleTuple();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Integer insert(int space, Tuple tuple) {
try {
Response response = transport.execute(new Insert(id.incrementAndGet(), tuple.pack()).space(space).flags(Flags.ADD_TUPLE));
return response.getCount();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Integer replace(int space, Tuple tuple) {
try {
Response response = transport.execute(new Insert(id.incrementAndGet(), tuple.pack()).space(space).flags(Flags.REPLACE_TUPLE));
return response.getCount();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Tuple replaceAndGet(int space, Tuple tuple) {
try {
Response response = transport.execute(new Insert(id.incrementAndGet(), tuple.pack()).space(space).flags(Flags.REPLACE_TUPLE | Flags.RETURN_TUPLE));
return response.readSingleTuple();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Tuple insertOrReplaceAndGet(int space, Tuple tuple) {
try {
Response response = transport.execute(new Insert(id.incrementAndGet(), tuple.pack()).space(space).flags(Flags.RETURN_TUPLE));
return response.readSingleTuple();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Integer insertOrReplace(int space, Tuple tuple) {
try {
Response response = transport.execute(new Insert(id.incrementAndGet(), tuple.pack()).space(space));
return response.getCount();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public List<Tuple> find(int space, int index, int offset, int limit, Tuple... keys) {
try {
Response response = transport.execute(new Select(id.incrementAndGet(), keys).space(space).index(index).offset(offset).limit(limit));
return response.readTuples();
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public List<Tuple> find(int space, int index, int offset, int limit, Collection<Tuple> keys) {
return find(space, index, offset, limit, keys.toArray(new Tuple[keys.size()]));
}
/** {@inheritDoc} */
@Override
public Tuple findOne(int space, int index, int offset, Tuple... keys) {
try {
Response response = transport.execute(new Select(id.incrementAndGet(), keys).space(space).index(index).offset(offset).limit(1));
List<Tuple> tuples = response.readTuples();
return tuples == null || tuples.isEmpty() ? null : tuples.get(0);
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public Tuple findOne(int space, int index, int offset, Collection<Tuple> keys) {
return findOne(space, index, offset, keys.toArray(new Tuple[keys.size()]));
}
/** {@inheritDoc} */
@Override
public Boolean ping() {
try {
transport.execute(new Ping(id.get()));
return true;
} finally {
returnConnection();
}
}
/** {@inheritDoc} */
@Override
public void close() {
try {
transport.close();
} catch (IOException ignored) {
}
}
/** {@inheritDoc} */
@Override
public List<Tuple> call(int flags, String procName, Tuple args) {
try {
Response response = transport.execute(new Call(id.incrementAndGet(), procName, args).flags(flags));
return response.readTuples();
} finally {
returnConnection();
}
}
}