/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.ignite.internal.eventlog.impl;

import java.util.Set;
import org.apache.ignite.internal.eventlog.api.Sink;
import org.jetbrains.annotations.Nullable;

/**
 * Sink registry. Follows the same principles as {@link ChannelRegistry}.
 */
interface SinkRegistry {
    /**
     * Get sink by name.
     *
     * @param name Sink name.
     * @return Sink instance.
     */
    @Nullable
    Sink<?> getByName(String name);

    /**
     * Get all sinks that can handle the given channel.
     *
     * @param channel Channel name.
     * @return Set of sinks or {@code null} if there are no sinks for the given channel.
     */
    @Nullable
    Set<Sink<?>> findAllByChannel(String channel);
}
