| // |
| // ======================================================================== |
| // Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.websocket.common.events; |
| |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.eclipse.jetty.websocket.api.WebSocketPolicy; |
| import org.eclipse.jetty.websocket.api.annotations.WebSocket; |
| |
| public class JettyAnnotatedImpl implements EventDriverImpl |
| { |
| private ConcurrentHashMap<Class<?>, JettyAnnotatedMetadata> cache = new ConcurrentHashMap<>(); |
| |
| @Override |
| public EventDriver create(Object websocket, WebSocketPolicy policy) |
| { |
| Class<?> websocketClass = websocket.getClass(); |
| synchronized (this) |
| { |
| JettyAnnotatedMetadata metadata = cache.get(websocketClass); |
| if (metadata == null) |
| { |
| JettyAnnotatedScanner scanner = new JettyAnnotatedScanner(); |
| metadata = scanner.scan(websocketClass); |
| cache.put(websocketClass,metadata); |
| } |
| return new JettyAnnotatedEventDriver(policy,websocket,metadata); |
| } |
| } |
| |
| @Override |
| public String describeRule() |
| { |
| return "class is annotated with @" + WebSocket.class.getName(); |
| } |
| |
| @Override |
| public boolean supports(Object websocket) |
| { |
| WebSocket anno = websocket.getClass().getAnnotation(WebSocket.class); |
| return (anno != null); |
| } |
| |
| @Override |
| public String toString() |
| { |
| return String.format("%s [cache.count=%d]",this.getClass().getSimpleName(),cache.size()); |
| } |
| } |