/*
* Copyright 2015 Ben Manes. 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.github.benmanes.caffeine.jcache.expiry;
import static java.util.Objects.requireNonNull;
import java.io.Serializable;
import java.util.Objects;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.cache.expiry.Duration;
import javax.cache.expiry.ExpiryPolicy;
/**
* A customized expiration policy.
*
* @author ben.manes@gmail.com (Ben Manes)
*/
public final class JCacheExpiryPolicy implements ExpiryPolicy, Serializable {
private static final long serialVersionUID = 1L;
private final Duration creation;
private final Duration update;
private final Duration access;
public JCacheExpiryPolicy(@Nonnull Duration creation,
@Nullable Duration update, @Nullable Duration access) {
this.creation = requireNonNull(creation);
this.update = update;
this.access = access;
}
@Override
public Duration getExpiryForCreation() {
return creation;
}
@Override
public Duration getExpiryForUpdate() {
return update;
}
@Override
public Duration getExpiryForAccess() {
return access;
}
@Override
public boolean equals(Object o) {
if (o == this) {
return true;
} else if (!(o instanceof ExpiryPolicy)) {
return false;
}
ExpiryPolicy policy = (ExpiryPolicy) o;
return Objects.equals(creation, policy.getExpiryForCreation())
&& Objects.equals(update, policy.getExpiryForUpdate())
&& Objects.equals(access, policy.getExpiryForAccess());
}
@Override
public int hashCode() {
return Objects.hash(creation, update, access);
}
}