1// 2// ======================================================================== 3// Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. 4// ------------------------------------------------------------------------ 5// All rights reserved. This program and the accompanying materials 6// are made available under the terms of the Eclipse Public License v1.0 7// and Apache License v2.0 which accompanies this distribution. 8// 9// The Eclipse Public License is available at 10// http://www.eclipse.org/legal/epl-v10.html 11// 12// The Apache License v2.0 is available at 13// http://www.opensource.org/licenses/apache2.0.php 14// 15// You may elect to redistribute this code under either of these licenses. 16// ======================================================================== 17// 18 19package org.eclipse.jetty.server; 20 21import org.eclipse.jetty.util.component.LifeCycle; 22 23/** 24 * A Handler that contains other Handlers. 25 * <p> 26 * The contained handlers may be one (see @{link {@link org.eclipse.jetty.server.handler.HandlerWrapper}) 27 * or many (see {@link org.eclipse.jetty.server.handler.HandlerList} or {@link org.eclipse.jetty.server.handler.HandlerCollection}. 28 * 29 */ 30public interface HandlerContainer extends LifeCycle 31{ 32 /* ------------------------------------------------------------ */ 33 /** 34 * @return array of handlers directly contained by this handler. 35 */ 36 public Handler[] getHandlers(); 37 38 /* ------------------------------------------------------------ */ 39 /** 40 * @return array of all handlers contained by this handler and it's children 41 */ 42 public Handler[] getChildHandlers(); 43 44 /* ------------------------------------------------------------ */ 45 /** 46 * @param byclass 47 * @return array of all handlers contained by this handler and it's children of the passed type. 48 */ 49 public Handler[] getChildHandlersByClass(Class<?> byclass); 50 51 /* ------------------------------------------------------------ */ 52 /** 53 * @param byclass 54 * @return first handler of all handlers contained by this handler and it's children of the passed type. 55 */ 56 public <T extends Handler> T getChildHandlerByClass(Class<T> byclass); 57} 58