/*
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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
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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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
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying 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
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* design pattern. Classes implementing this interface can query
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* relation definitions in a type-safe manner when the kind of
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* relation definition is unknown at compile time. When a visitor is
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* passed to a relation definition's accept method, the corresponding
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* visit method most applicable to that relation definition is
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* 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
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* return results.
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* @param <P>
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* The type of the additional parameter to this visitor's
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* methods. Use {@link java.lang.Void} for visitors that do
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* not need an 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(
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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(
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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(
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SingletonRelationDefinition<C, S> rd, P p);
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}
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