io.atomix.primitive.partition.MemberGroup Maven / Gradle / Ivy
/*
* Copyright 2018-present Open Networking Foundation
* Copyright © 2020 camunda services GmbH ([email protected])
*
* 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 io.atomix.primitive.partition;
import io.atomix.cluster.Member;
/**
* Partition member group.
*
* The member group represents a group of nodes that can own a single replica for a single
* partition. Replication is performed in a manner that avoids assigning multiple replicas to the
* same member group.
*/
public interface MemberGroup {
/**
* Returns the group identifier.
*
* @return the group identifier
*/
MemberGroupId id();
/**
* Returns a boolean indicating whether the given node is a member of the group.
*
* @param member the node to check
* @return indicates whether the given node is a member of the group
*/
boolean isMember(Member member);
}