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 org.opensaml.ws.message.MessageContext; 20 21 /** 22 * A resolver which uses the message context information to resolve and return instances of {@link HandlerChain}. 23 */ 24 public interface HandlerChainResolver { 25 26 /** 27 * Resolve handler chain instances based on the message context. 28 * 29 * @param messageContext the message context to process 30 * @return resolved handler chains 31 * @throws HandlerException thrown if there is an error resolving the handler chain 32 */ 33 Iterable<HandlerChain> resolve(MessageContext messageContext) throws HandlerException; 34 35 }