org.eclipse.jetty.websocket.api.WriteCallback Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995 Mort Bay Consulting Pty Ltd and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
// which is available at https://www.apache.org/licenses/LICENSE-2.0.
//
// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
// ========================================================================
//
package org.eclipse.jetty.websocket.api;
/**
* Callback for Write events.
*
* NOTE: We don't expose org.eclipse.jetty.util.Callback here as that would complicate matters with the WebAppContext's classloader isolation.
*/
public interface WriteCallback
{
WriteCallback NOOP = new WriteCallback()
{
};
/**
*
* Callback invoked when the write fails.
*
*
* @param x the reason for the write failure
*/
default void writeFailed(Throwable x)
{
}
/**
*
* Callback invoked when the write succeeds.
*
*
* @see #writeFailed(Throwable)
*/
default void writeSuccess()
{
}
@Deprecated
class Adaptor implements WriteCallback
{
@Override
public void writeFailed(Throwable x)
{
}
@Override
public void writeSuccess()
{
}
}
}