org.craftercms.commons.lang.Callback Maven / Gradle / Ivy
/*
* Copyright (C) 2007-2017 Crafter Software Corporation.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package org.craftercms.commons.lang;
/**
* Represents a general callback that can be used almost in any method that needs this pattern.
*
* @author avasquez
*/
public interface Callback {
/**
* Executes the callback, returning the result or throwing a runtime exception if an error occurs.
*
* @return the result of the execution
*/
T execute();
}