/*
* Licensed to Crate under one or more contributor license agreements.
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership. Crate licenses this file
* to you under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License. You may
* obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial
* agreement.
*/
package io.crate.protocols.postgres;
import io.crate.action.sql.BaseResultReceiver;
import io.crate.data.Row;
import io.crate.exceptions.SQLExceptions;
import io.crate.types.DataType;
import org.jboss.netty.channel.Channel;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.List;
class ResultSetReceiver extends BaseResultReceiver {
private final String query;
private final Channel channel;
private final List<? extends DataType> columnTypes;
@Nullable
private final FormatCodes.FormatCode[] formatCodes;
private long rowCount = 0;
ResultSetReceiver(String query,
Channel channel,
List<? extends DataType> columnTypes,
@Nullable FormatCodes.FormatCode[] formatCodes) {
this.query = query;
this.channel = channel;
this.columnTypes = columnTypes;
this.formatCodes = formatCodes;
}
@Override
public void setNextRow(Row row) {
rowCount++;
Messages.sendDataRow(channel, row, columnTypes, formatCodes);
}
@Override
public void batchFinished() {
Messages.sendPortalSuspended(channel);
Messages.sendReadyForQuery(channel);
}
@Override
public void allFinished(boolean interrupted) {
if (!interrupted) {
Messages.sendCommandComplete(channel, query, rowCount);
}
super.allFinished(interrupted);
}
@Override
public void fail(@Nonnull Throwable throwable) {
Messages.sendErrorResponse(channel, SQLExceptions.createSQLActionException(throwable));
super.fail(throwable);
}
}