GlobalQueryable.java

/*
 * GlobalQueryable.java
 * 
 * Copyright (C) 2010 Leo Osvald <leo.osvald@gmail.com>
 * 
 * This file is part of SGLJ.
 * 
 * SGLJ is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * SGLJ 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.sglj.util.struct;

/**
 * A {@link Queryable} which provides global queries through the
 * {@link #query()} method.
 * 
 * @author Leo Osvald
 *
 * @param <T> the type of global query result
 */
public interface GlobalQueryable<T> extends Queryable<T> {
	
	/**
	 * Returns the result of a global query.
	 * 
	 * @return the result
	 */
	T query();
}