package com.tesora.dve.db.mysql;
/*
* #%L
* Tesora Inc.
* Database Virtualization Engine
* %%
* Copyright (C) 2011 - 2014 Tesora Inc.
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* #L%
*/
import com.tesora.dve.db.mysql.libmy.MyMessage;
import io.netty.channel.ChannelHandlerContext;
import com.tesora.dve.exceptions.PEException;
public interface MysqlCommandResultsProcessor {
void active(ChannelHandlerContext ctx);
boolean processPacket(ChannelHandlerContext ctx, MyMessage message) throws PEException;
/**
* Notifies the processor that the source is temporarily out of messages. This is mainly useful for allowing the
* processor to buffer some number of messages in processPacket while they are available, but flush them if the upstream
* socket runs out of immediately available bytes.
*
* @param ctx
* @throws PEException
*/
void packetStall(ChannelHandlerContext ctx) throws PEException;
void failure(Exception e);
void end(ChannelHandlerContext ctx);
}