src/java/org/apache/cassandra/net/MessageDelivery.java

/*
 * 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.cassandra.net;

import org.apache.cassandra.exceptions.RequestFailureReason;
import org.apache.cassandra.locator.InetAddressAndPort;
import org.apache.cassandra.utils.concurrent.Future;

public interface MessageDelivery
{
    public <REQ> void send(Message<REQ> message, InetAddressAndPort to);
    public <REQ, RSP> void sendWithCallback(Message<REQ> message, InetAddressAndPort to, RequestCallback<RSP> cb);
    public <REQ, RSP> void sendWithCallback(Message<REQ> message, InetAddressAndPort to, RequestCallback<RSP> cb, ConnectionType specifyConnection);
    public <REQ, RSP> Future<Message<RSP>> sendWithResult(Message<REQ> message, InetAddressAndPort to);
    public <V> void respond(V response, Message<?> message);
    public default void respondWithFailure(RequestFailureReason reason, Message<?> message)
    {
        send(Message.failureResponse(message.id(), message.expiresAtNanos(), reason), message.respondTo());
    }
}