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/*******************************************************************************
 * Copyright (c) 2011, 2013 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 v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation
 *
 ******************************************************************************/
package org.eclipse.persistence.jpa.jpql.model;

import org.eclipse.persistence.jpa.jpql.model.query.StateObject;
import org.eclipse.persistence.jpa.jpql.parser.Expression;

/**
 * This builder is used by {@link BasicStateObjectBuilder}, which allows subclasses to easily change
 * any internal builders used for properly creating the state model representation of a JPQL query.
 *
 * @version 2.4
 * @since 2.4
 * @author Pascal Filion
 */
public interface IBuilder {

	/**
	 * Creates the {@link StateObject} representation of the given {@link Expression}.
	 *
	 * @param parent The parent of the new {@link StateObject} to create
	 * @param expression The parsed {@link Expression} to convert into a {@link StateObject}
	 * @return The {@link StateObject} representation of the given {@link Expression}
	 */
	T buildStateObject(S parent, Expression expression);
}