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/*
 * Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.
 *
 * 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 com.hazelcast.config;

import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

import static com.hazelcast.internal.util.Preconditions.checkHasText;
import static com.hazelcast.internal.util.Preconditions.isNotNull;

/**
 * Contains the configuration for a single member group.
 * 

* See the {@link PartitionGroupConfig} for more information. */ public class MemberGroupConfig { private final Set interfaces = new HashSet(); /** * Adds an interface to the member group. Duplicate elements are ignored. * * @param ip the IP address of the interface * @return the updated MemberGroupConfig * @throws IllegalArgumentException if IP is {@code null} or empty * @see #getInterfaces() * @see #clear() */ public MemberGroupConfig addInterface(String ip) { interfaces.add(checkHasText(ip, "ip must contain text")); return this; } /** * Removes all interfaces from the member group. *

* If no members are in the group, the call is ignored. * * @return the updated MemberGroupConfig */ public MemberGroupConfig clear() { interfaces.clear(); return this; } /** * Gets an unmodifiable collection containing all interfaces. * * @return the unmodifiable collection containing all interfaces * @see #setInterfaces(java.util.Collection) */ public Collection getInterfaces() { return Collections.unmodifiableCollection(interfaces); } /** * Sets the interfaces that are part of a group. *

* If the interfaces is empty, it will have the same effect as calling {@link #clear()}. * * @param interfaces the interfaces to set that are part of a group * @return the updated MemberGroupConfig * @throws IllegalArgumentException if interfaces is {@code null} * @see #getInterfaces() * @see #clear() */ public MemberGroupConfig setInterfaces(final Collection interfaces) { isNotNull(interfaces, "interfaces"); clear(); this.interfaces.addAll(interfaces); return this; } @Override public final boolean equals(Object o) { if (this == o) { return true; } if (o == null || !(o instanceof MemberGroupConfig)) { return false; } MemberGroupConfig that = (MemberGroupConfig) o; return interfaces.equals(that.interfaces); } @Override public final int hashCode() { return interfaces.hashCode(); } @Override public String toString() { return "MemberGroupConfig{interfaces=" + interfaces + '}'; } }





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