/*
 * Copyright (c) 2011, 2017 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.grizzly;


Callback notification mechanism that signals the developer it's possible
to write content.
Since:
2.2/**
 * Callback notification mechanism that signals the developer it's possible
 * to write content.
 *
 * @since 2.2
 */
public interface WriteHandler {

    
This callback will be invoked when the requirements as dictated
by writer are met.
Throws:
Exception – , Exception might be thrown by the custom handler code. This exception will be delegated for processing to onError(Throwable)./**
     * This callback will be invoked when the requirements as dictated
     * by writer are met.
     * 
     * @throws Exception, {@link Exception} might be thrown by the custom
     *  handler code. This exception will be delegated for processing to
     *  {@link #onError(java.lang.Throwable)}.
     */
    void onWritePossible() throws Exception;

    

Invoked when an error occurs processing the request asynchronously.

/**
     * <p>
     * Invoked when an error occurs processing the request asynchronously.
     * </p>
     */
    void onError(final Throwable t);

}