/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008-2009 Sun Microsystems, Inc.
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*/
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package org.opends.server.admin;
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/**
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* A visitor of relation definitions, in the style of the visitor design
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* pattern. Classes implementing this interface can query relation definitions
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* in a type-safe manner when the kind of relation definition is unknown at
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* compile time. When a visitor is passed to a relation definition's accept
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* method, the corresponding visit method most applicable to that relation
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* definition is invoked.
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*
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* @param <R>
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* The return type of this visitor's methods. Use
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* {@link java.lang.Void} for visitors that do not need to return
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* results.
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* @param <P>
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* The type of the additional parameter to this visitor's methods.
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* Use {@link java.lang.Void} for visitors that do not need an
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* additional parameter.
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*/
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public interface RelationDefinitionVisitor<R, P> {
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/**
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* Visit an instantiable relation definition.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param rd
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* The instantiable relation definition to visit.
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* @param p
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* A visitor specified parameter.
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* @return Returns a visitor specified result.
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*/
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<C extends ConfigurationClient, S extends Configuration> R visitInstantiable(
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InstantiableRelationDefinition<C, S> rd, P p);
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/**
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* Visit a set relation definition.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param rd
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* The set relation definition to visit.
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* @param p
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* A visitor specified parameter.
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* @return Returns a visitor specified result.
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*/
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<C extends ConfigurationClient, S extends Configuration> R visitSet(SetRelationDefinition<C, S> rd, P p);
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/**
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* Visit an optional relation definition.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param rd
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* The optional relation definition to visit.
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* @param p
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* A visitor specified parameter.
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* @return Returns a visitor specified result.
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*/
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<C extends ConfigurationClient, S extends Configuration> R visitOptional(OptionalRelationDefinition<C, S> rd, P p);
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/**
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* Visit a singleton relation definition.
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*
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* @param <C>
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* The type of client managed object configuration that the
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* relation definition refers to.
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* @param <S>
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* The type of server managed object configuration that the
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* relation definition refers to.
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* @param rd
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* The singleton relation definition to visit.
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* @param p
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* A visitor specified parameter.
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* @return Returns a visitor specified result.
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*/
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<C extends ConfigurationClient, S extends Configuration> R visitSingleton(SingletonRelationDefinition<C, S> rd,
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P p);
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}
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