net.openhft.chronicle.map.MapQueryContext Maven / Gradle / Ivy

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/*
 * Copyright 2012-2018 Chronicle Map Contributors
 *
 * 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 net.openhft.chronicle.map;

import net.openhft.chronicle.hash.HashQueryContext;
import net.openhft.chronicle.map.replication.MapRemoteOperations;
import org.jetbrains.annotations.Nullable;

/**
 * A context of {@link ChronicleMap} operations with individual keys
 * (like during {@code get()}, {@code put()}, etc., opposed to bulk operations).
 * This is the main context type of {@link MapMethods} and {@link MapRemoteOperations}.
 *
 * @param  the map key type
 * @param  the map value type
 * @param  the return type of {@link MapEntryOperations} specialized for the queried map
 * @see ChronicleMap#queryContext(Object)
 */
public interface MapQueryContext extends HashQueryContext, MapContext {

    @Override
    @Nullable
    MapEntry entry();

    @Override
    @Nullable
    MapAbsentEntry absentEntry();
}