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; 18 19 20 /** 21 * An interface for components which mutate a message context, or data contained therein, 22 * based on an input value of a particular type. 23 * 24 * @param <T> the type of input to the operation to be performed on the message context 25 */ 26 public interface MessageContextMutatingFunctor<T> { 27 28 /** 29 * Mutate the specified message context based on the supplied input value. 30 * 31 * @param msgContext the current message context 32 * @param input the input to the mutation operation 33 * 34 * @throws MessageException if there is a fatal error processing the context 35 */ 36 public void mutate(MessageContext msgContext, T input) throws MessageException; 37 38 }