| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.control.cc.web.util; |
| |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.eclipse.jetty.server.Handler; |
| import org.eclipse.jetty.server.Request; |
| import org.eclipse.jetty.server.handler.AbstractHandler; |
| |
| public class RoutingHandler extends AbstractHandler { |
| private final Map<String, Handler> handlers; |
| |
| public RoutingHandler() { |
| handlers = new HashMap<String, Handler>(); |
| } |
| |
| public synchronized void addHandler(String route, Handler handler) { |
| handlers.put(route, handler); |
| } |
| |
| public synchronized void removeHandler(String route) { |
| handlers.remove(route); |
| } |
| |
| @Override |
| public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) |
| throws IOException, ServletException { |
| while (target.startsWith("/")) { |
| target = target.substring(1); |
| } |
| int idx = target.indexOf('/'); |
| String path0 = target; |
| String rest = ""; |
| if (idx >= 0) { |
| path0 = target.substring(0, idx); |
| rest = target.substring(idx); |
| } |
| Handler h; |
| synchronized (this) { |
| h = handlers.get(path0); |
| } |
| if (h != null) { |
| h.handle(rest, baseRequest, request, response); |
| } |
| } |
| } |