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/*
 * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package javax.management.relation;
import java.util.ArrayList; // for Javadoc
import java.util.List;
import java.io.Serializable;
/**
 * The RelationType interface has to be implemented by any class expected to
 * represent a relation type.
 *
 * @since 1.5
 */
public interface RelationType extends Serializable {
    //
    // Accessors
    //
    /**
     * Returns the relation type name.
     *
     * @return the relation type name.
     */
    public String getRelationTypeName();
    /**
     * Returns the list of role definitions (ArrayList of RoleInfo objects).
     *
     * @return an {@link ArrayList} of {@link RoleInfo}.
     */
    public List<RoleInfo> getRoleInfos();
    /**
     * Returns the role info (RoleInfo object) for the given role info name
     * (null if not found).
     *
     * @param roleInfoName  role info name
     *
     * @return RoleInfo object providing role definition
     * does not exist
     *
     * @exception IllegalArgumentException  if null parameter
     * @exception RoleInfoNotFoundException  if no role info with that name in
     * relation type.
     */
    public RoleInfo getRoleInfo(String roleInfoName)
        throws IllegalArgumentException,
               RoleInfoNotFoundException;
}
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