1 /* 2 * Copyright 2009 University Corporation for Advanced Internet Development, Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package org.opensaml.ws.message.handler; 18 19 import java.util.Collections; 20 import java.util.List; 21 22 import org.opensaml.ws.message.MessageContext; 23 import org.opensaml.xml.util.LazyList; 24 25 /** A simple handler chain resolver implementation that returns a static list of handler chains. */ 26 public class StaticHandlerChainResolver implements HandlerChainResolver { 27 28 /** Registered handler chains. */ 29 private List<HandlerChain> handlerChains; 30 31 /** 32 * Constructor. 33 * 34 * @param newHandlerChain the static handler chain returned by this resolver 35 */ 36 public StaticHandlerChainResolver(HandlerChain newHandlerChain) { 37 handlerChains = new LazyList<HandlerChain>(); 38 if(newHandlerChain != null){ 39 handlerChains.add(newHandlerChain); 40 } 41 } 42 43 /** 44 * Constructor. 45 * 46 * @param newHandlerChains the static list of handler chains returned by this resolver 47 */ 48 public StaticHandlerChainResolver(List<HandlerChain> newHandlerChains) { 49 handlerChains = new LazyList<HandlerChain>(); 50 if(newHandlerChains != null){ 51 handlerChains.addAll(newHandlerChains); 52 } 53 } 54 55 /** {@inheritDoc} */ 56 public Iterable<HandlerChain> resolve(MessageContext messageContext) throws HandlerException { 57 return Collections.unmodifiableList(handlerChains); 58 } 59 60 }