com.hazelcast.internal.eviction.impl.comparator.RandomEvictionPolicyComparator Maven / Gradle / Ivy
/*
* 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.internal.eviction.impl.comparator;
import com.hazelcast.spi.eviction.EvictableEntryView;
import com.hazelcast.spi.eviction.EvictionPolicyComparator;
import com.hazelcast.internal.serialization.SerializableByConvention;
/**
* {@link com.hazelcast.config.EvictionPolicy#RANDOM}
* policy based {@link EvictionPolicyComparator}.
*/
@SerializableByConvention
public class RandomEvictionPolicyComparator
implements EvictionPolicyComparator> {
public static final RandomEvictionPolicyComparator INSTANCE
= new RandomEvictionPolicyComparator();
@Override
@SuppressWarnings("ComparatorMethodParameterNotUsed")
public int compare(EvictableEntryView e1, EvictableEntryView e2) {
return 0;
}
@Override
public String toString() {
return "RandomEvictionPolicyComparator{" + super.toString() + "} ";
}
@Override
public final boolean equals(Object o) {
if (o == null) {
return false;
}
return getClass().equals(o.getClass());
}
@Override
public final int hashCode() {
return getClass().hashCode();
}
}