/*
 * Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
 *
 * 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.hazelcast.internal.networking.spinning;

import com.hazelcast.internal.networking.Channel;
import com.hazelcast.internal.networking.IOOutOfMemoryHandler;
import com.hazelcast.internal.networking.ChannelConnection;
import com.hazelcast.logging.ILogger;

import java.io.EOFException;

public abstract class AbstractHandler {

    protected final ChannelConnection connection;
    protected final ILogger logger;
    protected final Channel socketChannel;
    private final IOOutOfMemoryHandler oomeHandler;

    public AbstractHandler(ChannelConnection connection, ILogger logger, IOOutOfMemoryHandler oomeHandler) {
        this.connection = connection;
        this.oomeHandler = oomeHandler;
        this.logger = logger;
        this.socketChannel = connection.getChannel();
    }

    public Channel getChannel() {
        return socketChannel;
    }

    public void onFailure(Throwable e) {
        if (e instanceof OutOfMemoryError) {
            oomeHandler.handle((OutOfMemoryError) e);
        }

        if (e instanceof EOFException) {
            connection.close("Connection closed by the other side", e);
        } else {
            connection.close("Exception in " + getClass().getSimpleName(), e);
        }
    }
}