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package gu.simplemq;

/**
 * simplemq运行上下文对象
 * @author guyadong
 *
 */
public class SimplemqContext {
	public static final ThreadLocal context = new InheritableThreadLocal<>();

	Channel currentChannel ;
	SimplemqContext() {
	}
	/**
	 * 用指定的 Channel 设置上下文对象
	 * @param currentChannel
	 */
	static void setChannel(Channel currentChannel){
		SimplemqContext c;
		if((c = context.get()) == null){
			c = new SimplemqContext();
			context.set(c);
		}
		c.currentChannel = currentChannel;
	}

	public String getCurrentChannelName(){
		return currentChannel != null ? currentChannel.name : null;
	}
	public Channel getCurrentChannel(){
		return currentChannel;
	}
}