package ml.littlebulb.presto.kudu; import com.facebook.presto.spi.ConnectorInsertTableHandle; import com.facebook.presto.spi.ConnectorOutputTableHandle; import com.facebook.presto.spi.ConnectorPageSink; import com.facebook.presto.spi.ConnectorSession; import com.facebook.presto.spi.connector.ConnectorPageSinkProvider; import com.facebook.presto.spi.connector.ConnectorTransactionHandle; import javax.inject.Inject; import static com.google.common.base.Preconditions.checkArgument; import static java.util.Objects.requireNonNull; public class KuduPageSinkProvider implements ConnectorPageSinkProvider { private final KuduClientSession clientSession; @Inject public KuduPageSinkProvider(KuduClientSession clientSession) { this.clientSession = requireNonNull(clientSession, "clientSession is null"); } @Override public ConnectorPageSink createPageSink(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorOutputTableHandle outputTableHandle) { requireNonNull(outputTableHandle, "outputTableHandle is null"); checkArgument(outputTableHandle instanceof KuduOutputTableHandle, "outputTableHandle is not an instance of KuduOutputTableHandle"); KuduOutputTableHandle handle = (KuduOutputTableHandle) outputTableHandle; return new KuduPageSink(session, clientSession, handle, handle.isGenerateUUID()); } @Override public ConnectorPageSink createPageSink(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorInsertTableHandle insertTableHandle) { requireNonNull(insertTableHandle, "insertTableHandle is null"); checkArgument(insertTableHandle instanceof KuduInsertTableHandle, "insertTableHandle is not an instance of KuduInsertTableHandle"); KuduInsertTableHandle handle = (KuduInsertTableHandle) insertTableHandle; return new KuduPageSink(session, clientSession, handle, false); } }