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The OpenWS library provides a growing set of tools to work with web services at a low level. These tools include classes for creating and reading SOAP messages, transport-independent clients for connecting to web services, and various transports for use with those clients.

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/*
 * Copyright 2009 University Corporation for Advanced Internet Development, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.opensaml.ws.message;


/**
 * An interface for components which mutate a message context, or data contained therein,
 * based on an input value of a particular type.
 * 
 * @param  the type of input to the operation to be performed on the message context
 */
public interface MessageContextMutatingFunctor {
    
    /**
     * Mutate the specified message context based on the supplied input value.
     * 
     * @param msgContext the current message context
     * @param input the input to the mutation operation
     * 
     * @throws MessageException if there is a fatal error processing the context
     */
    public void mutate(MessageContext msgContext, T input) throws MessageException;

}