/*
* 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.service;
import org.apache.cassandra.net.MessageIn;
public interface IResponseResolver<TMessage, TResolved> {
/**
* This Method resolves the responses that are passed in . for example : if
* its write response then all we get is true or false return values which
* implies if the writes were successful but for reads its more complicated
* you need to look at the responses and then based on differences schedule
* repairs . Hence you need to derive a response resolver based on your
* needs from this interface.
*/
public TResolved resolve() throws DigestMismatchException;
public boolean isDataPresent();
/**
* returns the data response without comparing with any digests
*/
public TResolved getData();
public boolean preprocess(MessageIn<TMessage> message);
public Iterable<MessageIn<TMessage>> getMessages();
}