/*
* Copyright Terracotta, Inc.
*
* 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.ehcache.jsr107;
import org.ehcache.ValueSupplier;
import java.io.Closeable;
import java.io.IOException;
import javax.cache.expiry.Duration;
import javax.cache.expiry.ExpiryPolicy;
class ExpiryPolicyToEhcacheExpiry<K, V> extends Eh107Expiry<K, V> implements Closeable {
private final ExpiryPolicy expiryPolicy;
ExpiryPolicyToEhcacheExpiry(ExpiryPolicy expiryPolicy) {
this.expiryPolicy = expiryPolicy;
}
@Override
public org.ehcache.expiry.Duration getExpiryForCreation(K key, V value) {
try {
Duration duration = expiryPolicy.getExpiryForCreation();
if (duration.isEternal()) {
return org.ehcache.expiry.Duration.INFINITE;
}
return new org.ehcache.expiry.Duration(duration.getDurationAmount(), duration.getTimeUnit());
} catch (Throwable t) {
return org.ehcache.expiry.Duration.ZERO;
}
}
@Override
public org.ehcache.expiry.Duration getExpiryForAccess(K key, ValueSupplier<? extends V> value) {
if (isShortCircuitAccessCalls()) {
return null;
}
try {
Duration duration = expiryPolicy.getExpiryForAccess();
if (duration == null) {
return null;
}
if (duration.isEternal()) {
return org.ehcache.expiry.Duration.INFINITE;
}
return new org.ehcache.expiry.Duration(duration.getDurationAmount(), duration.getTimeUnit());
} catch (Throwable t) {
return org.ehcache.expiry.Duration.ZERO;
}
}
@Override
public org.ehcache.expiry.Duration getExpiryForUpdate(K key, ValueSupplier<? extends V> oldValue, V newValue) {
try {
Duration duration = expiryPolicy.getExpiryForUpdate();
if (duration == null) {
return null;
}
if (duration.isEternal()) {
return org.ehcache.expiry.Duration.INFINITE;
}
return new org.ehcache.expiry.Duration(duration.getDurationAmount(), duration.getTimeUnit());
} catch (Throwable t) {
return org.ehcache.expiry.Duration.ZERO;
}
}
@Override
public void close() throws IOException {
if (expiryPolicy instanceof Closeable) {
((Closeable)expiryPolicy).close();
}
}
}