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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you 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.apache.logging.log4j.message;
/**
* An operation that accepts two input arguments and returns no result.
*
*
* The third parameter lets callers pass in a stateful object to be modified with the key-value pairs,
* so the ParameterConsumer implementation itself can be stateless and potentially reusable.
*
*
* @param state data
* @see ReusableMessage
* @since 2.11
*/
public interface ParameterConsumer {
/**
* Performs an operation given the specified arguments.
*
* @param parameter the parameter
* @param parameterIndex Index of the parameter
* @param state The state data.
*/
void accept(Object parameter, int parameterIndex, S state);
}