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Java Simplified. Extensions and Useful Constructs for the Java Platform. Codeprimate Elements (a.k.a. cp-elements) is a Java library and micro-framework used to simplify the development of software applications written in Java. Elements packages several APIs into one library in order to address various application concerns and aspects of software design and development collectively and conveniently. Elements is a highly simple, yet robust and proven library built on solid OO principles, software design patterns and best practices to effectively solve common and reoccurring problems in software development.

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/*
 * Copyright 2016 Author or Authors.
 *
 * 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.cp.elements.lang;

/**
 * The {@link Visitable} interface defines a contract for objects that can be visited by an object who's class
 * implements the {@link Visitor} interface.
 *
 * @author John J. Blum
 * @see java.lang.FunctionalInterface
 * @see org.cp.elements.lang.Visitor
 * @since 1.0.0
 */
@FunctionalInterface
public interface Visitable {

  /**
   * Accepts a Visitor implementation to perform an operation or evaluation on this object.
   *
   * @param visitor an object who's class implements the Visitor interface, walking a graph of objects to perform
   * an evaluation or operation.
   */
  void accept(Visitor visitor);

}