tcpconnection.java

来自「《JAVA与模式》附书中源代码」· Java 代码 · 共 30 行

package com.javapatterns.state.tcp;

public class TcpConnection
{
    public void open()
    {
        state.open();
    }

    public void setState(TcpState state)
    {
        this.state = state;
    }

    public void close()
    {
        state.close();
    }

    public void acknowledge()
    {
        state.acknowledge();
    }

    /**
     * @link aggregation 
     */
    private TcpState state;
}