fishconstants.java

本系统实现在几台计算机屏幕上连贯地显示一条鱼游动大动画.

//FishConstants定义了一些常量比如端口和组播地址 
package fish;

public interface FishConstants 
{
	//组播datagrams的IP地址
	public static final String MULTICAST_ADDRESS = "239.0.0.1";

	//监听组播datagrams的端口
	public static final int MULTICAST_LISTENING_PORT = 5555;

	//发送组播datagrams的端口
	public static final int MULTICAST_SENDING_PORT = 5554;

	//FishServer的Socket端口
	public static final int SERVER_PORT = 12345;   

	//显示断开的字符串
	public static final String DISCONNECT_STRING = "DISCONNECT";

	//分开消息信息和clientID的分隔符
	public static final String MESSAGE_SEPARATOR = ">>>";
	
	//分开fish状态的分隔符
	public static String ARRAY_SEPARATOR = "&";

	//消息大小
	public static final int MESSAGE_SIZE = 512;
	}