org.urbantower.j4s.AutowiredHandlerCollection.java Source code

Introduction

Here is the source code for org.urbantower.j4s.AutowiredHandlerCollection.java

Source

/**
 * Copyright 2015 vrabel.zdenko@gmail.com
 *
 * 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 at
 *
 * 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 org.urbantower.j4s;

import org.eclipse.jetty.server.Handler;
import org.eclipse.jetty.server.handler.HandlerCollection;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;

import java.util.Map;

/**
 * Extended HandlerCollection which goes through application context, look for all {Handler}
 * implementations and put them into collection.
 *
 * @see Handler
 * @see HandlerCollection
 */
public class AutowiredHandlerCollection extends HandlerCollection
        implements InitializingBean, ApplicationContextAware {

    private ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        this.applicationContext = applicationContext;
    }

    @Override
    public void afterPropertiesSet() throws Exception {
        Map<String, Handler> handlers = applicationContext.getBeansOfType(Handler.class);
        for (Handler h : handlers.values()) {
            if (h.getClass() != SpringServer.class) {
                this.addHandler(h);
            }
        }
    }

}