001/*
002 * Copyright 2012 Atteo.
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 */
016package org.atteo.moonshine.jetty.handlers;
017
018import javax.xml.bind.annotation.XmlElementRef;
019
020import org.eclipse.jetty.server.Handler;
021import org.eclipse.jetty.server.handler.HandlerWrapper;
022
023import com.google.common.collect.Lists;
024
025abstract public class HandlerWrapperConfig extends HandlerConfig {
026    @XmlElementRef
027    protected HandlerConfig wrappedHandler;
028
029    abstract protected HandlerWrapper createHandler();
030
031    @Override
032    public Handler getHandler() {
033        HandlerWrapper handler = createHandler();
034        if (wrappedHandler != null) {
035            handler.setHandler(wrappedHandler.getHandler());
036        }
037        return handler;
038    }
039
040    @Override
041    public Iterable<HandlerConfig> getSubHandlers() {
042        return Lists.newArrayList(wrappedHandler);
043    }
044}