org.apache.cassandra.net.CallbackInfo Maven / Gradle / Ivy
/*
* 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 java.net.InetAddress;
import org.apache.cassandra.io.IVersionedSerializer;
/**
* Encapsulates the callback information.
* The ability to set the message is useful in cases for when a hint needs
* to be written due to a timeout in the response from a replica.
*/
public class CallbackInfo
{
protected final InetAddress target;
protected final IAsyncCallback callback;
protected final IVersionedSerializer serializer;
private final boolean failureCallback;
/**
* Create CallbackInfo without sent message
*
* @param target target to send message
* @param callback
* @param serializer serializer to deserialize response message
* @param failureCallback True when we have a callback to handle failures
*/
public CallbackInfo(InetAddress target, IAsyncCallback callback, IVersionedSerializer serializer, boolean failureCallback)
{
this.target = target;
this.callback = callback;
this.serializer = serializer;
this.failureCallback = failureCallback;
}
public boolean shouldHint()
{
return false;
}
public boolean isFailureCallback()
{
return failureCallback;
}
public String toString()
{
return "CallbackInfo(" +
"target=" + target +
", callback=" + callback +
", serializer=" + serializer +
", failureCallback=" + failureCallback +
')';
}
}