net.openhft.chronicle.set.SetQueryContext Maven / Gradle / Ivy

Go to download
/*
 * 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.set;

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

/**
 * A context of {@link ChronicleSet} operations with individual keys
 * (most: {@code contains()}, {@code add()}, etc., opposed to bulk operations).
 *
 * @param  the set key type
 * @param  the return type of {@link SetEntryOperations} specialized for the queried set
 * @see ChronicleSet#queryContext(Object)
 */
public interface SetQueryContext extends HashQueryContext, SetContext {

    @Override
    @Nullable
    SetEntry entry();

    @Override
    @Nullable
    SetAbsentEntry absentEntry();
}