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io.fluxcapacitor.common.caching.Cache Maven / Gradle / Ivy
/*
* Copyright (c) Flux Capacitor IP B.V. or its affiliates. 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 io.fluxcapacitor.common.caching;
import io.fluxcapacitor.common.Registration;
import java.util.Optional;
import java.util.function.BiFunction;
import java.util.function.Consumer;
import java.util.function.Function;
public interface Cache {
Object put(Object id, Object value);
Object putIfAbsent(Object id, Object value);
T computeIfAbsent(Object id, Function super Object, T> mappingFunction);
T computeIfPresent(Object id, BiFunction super Object, ? super T, ? extends T> mappingFunction);
T compute(Object id, BiFunction super Object, ? super T, ? extends T> mappingFunction);
void modifyEach(BiFunction super Object, ? super T, ? extends T> modifierFunction);
T get(Object id);
default T getOrDefault(Object id, T defaultValue) {
return Optional.ofNullable(get(id)).orElse(defaultValue);
}
boolean containsKey(Object id);
T remove(Object id);
void clear();
int size();
default boolean isEmpty() {
return size() < 1;
}
Registration registerEvictionListener(Consumer listener);
void close();
}
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