package goodjava.webserver.handlers;

import java.util.regex.Pattern;
import goodjava.webserver.Handler;
import goodjava.webserver.Request;
import goodjava.webserver.Response;


public final class RegexHandler implements Handler {
	private final Pattern ptn;
	private final Handler ifMatch;
	private final Handler ifNotMatch;

	public RegexHandler(Pattern ptn,Handler ifMatch,Handler ifNotMatch) {
		this.ptn = ptn;
		this.ifMatch = ifMatch;
		this.ifNotMatch = ifNotMatch;
	}

	public RegexHandler(String ptn,Handler ifMatch,Handler ifNotMatch) {
		this(Pattern.compile(ptn),ifMatch,ifNotMatch);
	}

	public Response handle(Request request) {
		return ptn.matcher(request.path).find() ? ifMatch.handle(request) : ifNotMatch.handle(request);
	}
}