001/*
002 * (C) Copyright 2013 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     dmetzler
018 */
019package org.nuxeo.ecm.restapi.server;
020
021import java.io.IOException;
022
023import javax.servlet.RequestDispatcher;
024import javax.servlet.ServletException;
025import javax.servlet.http.HttpServlet;
026import javax.servlet.http.HttpServletRequest;
027import javax.servlet.http.HttpServletResponse;
028
029import org.nuxeo.ecm.core.api.NuxeoException;
030
031/**
032 * This servlet is bound to /api and dispatch calls to /site/api in oder to have better looking URLs.
033 *
034 * @since 5.7.3
035 */
036public class APIServlet extends HttpServlet {
037
038    private static final long serialVersionUID = 1L;
039
040    @Override
041    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
042        String toReplace = req.getContextPath() + "/api";
043        String newPath = req.getRequestURI();
044        if (newPath.startsWith(toReplace)) {
045            newPath = "/site/api" + newPath.substring(toReplace.length());
046        } else {
047            throw new NuxeoException("Cannot forward " + newPath);
048        }
049        RequestDispatcher rd = req.getRequestDispatcher(newPath);
050        rd.forward(req, resp);
051    }
052
053}