/*                                                                             
 * Copyright 2004,2005 The Apache Software Foundation.                         
 *                                                                             
 * 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.apache.axis2.clustering;

/**
 * A representation of a membership scheme such as "multicast based" or "well-known address (WKA)
 * based" schemes. This is directly related to the membership discovery mechanism.
 */
public interface MembershipScheme {

    /**
     * Initialize this membership scheme
     *
     * @throws ClusteringFault If an error occurs while initializing
     */
    void init() throws ClusteringFault;

    /**
     * JOIN the group
     *
     * @throws ClusteringFault If an error occurs while joining the group
     */
    void joinGroup() throws ClusteringFault;

}