Package com.hazelcast.nio.tcp

Source Code of com.hazelcast.nio.tcp.DefaultPacketReader

/*
* Copyright (c) 2008-2014, 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.nio.tcp;

import com.hazelcast.nio.IOService;
import com.hazelcast.nio.Packet;
import com.hazelcast.nio.serialization.PortableContext;

import java.nio.ByteBuffer;

public class DefaultPacketReader implements PacketReader {

    protected final TcpIpConnection connection;

    protected final IOService ioService;

    protected Packet packet;

    public DefaultPacketReader(TcpIpConnection connection, IOService ioService) {
        this.connection = connection;
        this.ioService = ioService;
    }

    @Override
    public void readPacket(ByteBuffer inBuffer) throws Exception {
        while (inBuffer.hasRemaining()) {
            if (packet == null) {
                packet = obtainPacket();
            }
            boolean complete = packet.readFrom(inBuffer);
            if (complete) {
                packet.setConn(connection);
                ioService.handleMemberPacket(packet);
                packet = null;
            } else {
                break;
            }
        }
    }

    protected Packet obtainPacket() {
        PortableContext portableContext = ioService.getPortableContext();
        return new Packet(portableContext);
    }
}
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