com.julienviet.pgclient.impl.CommandBase Maven / Gradle / Ivy
/*
* Copyright (C) 2017 Julien Viet
*
* Licensed 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.
*
*/
package com.julienviet.pgclient.impl;
import com.julienviet.pgclient.impl.codec.decoder.InboundMessage;
import com.julienviet.pgclient.impl.codec.decoder.message.ReadyForQuery;
import io.vertx.core.Handler;
/**
* @author Julien Viet
*/
public abstract class CommandBase {
protected Handler completionHandler;
Handler> handler;
Throwable failure;
R result;
public CommandBase(Handler> handler) {
this.handler = handler;
}
public void handleMessage(InboundMessage msg) {
if (msg.getClass() == ReadyForQuery.class) {
ReadyForQuery readyForQuery = (ReadyForQuery) msg;
completionHandler.handle(null);
if (failure != null) {
handler.handle(CommandResponse.failure(failure, readyForQuery.txStatus()));
} else {
handler.handle(CommandResponse.success(result, readyForQuery.txStatus()));
}
} else {
System.out.println(getClass().getSimpleName() + " should handle message " + msg);
}
}
void foo(SocketConnection conn) {
conn.bilto(this);
}
abstract void exec(SocketConnection conn);
abstract void fail(Throwable err);
}