Hibernate example source code file (OuterJoinLoadable.java)

This example Hibernate source code file (OuterJoinLoadable.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

cascadestyle, cascadestyle, entitytype, fetchmode, fetchmode, joinable, loadable, loadable, outerjoinloadable, string, string, type

The Hibernate OuterJoinLoadable.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Middleware LLC.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 *
 */
package org.hibernate.persister.entity;
import org.hibernate.FetchMode;
import org.hibernate.engine.spi.CascadeStyle;
import org.hibernate.type.EntityType;
import org.hibernate.type.Type;

/**
 * A <tt>EntityPersister that may be loaded by outer join using
 * the <tt>OuterJoinLoader hierarchy and may be an element
 * of a one-to-many association.
 *
 * @see org.hibernate.loader.OuterJoinLoader
 * @author Gavin King
 */
public interface OuterJoinLoadable extends Loadable, Joinable {

	/**
	 * Generate a list of collection index, key and element columns
	 */
	public String selectFragment(String alias, String suffix);
	/**
	 * How many properties are there, for this class and all subclasses?
	 */
	public int countSubclassProperties();

	/**
	 * May this (subclass closure) property be fetched using an SQL outerjoin?
	 */
	public FetchMode getFetchMode(int i);
	/**
	 * Get the cascade style of this (subclass closure) property
	 */
	public CascadeStyle getCascadeStyle(int i);

	/**
	 * Is this property defined on a subclass of the mapped class.
	 */
	public boolean isDefinedOnSubclass(int i);

	/**
	 * Get the type of the numbered property of the class or a subclass.
	 */
	public Type getSubclassPropertyType(int i);

	/**
	 * Get the name of the numbered property of the class or a subclass.
	 */
	public String getSubclassPropertyName(int i);
	
	/**
	 * Is the numbered property of the class of subclass nullable?
	 */
	public boolean isSubclassPropertyNullable(int i);

	/**
	 * Return the column names used to persist the numbered property of the
	 * class or a subclass.
	 */
	public String[] getSubclassPropertyColumnNames(int i);

	/**
	 * Return the table name used to persist the numbered property of the
	 * class or a subclass.
	 */
	public String getSubclassPropertyTableName(int i);
	/**
	 * Given the number of a property of a subclass, and a table alias,
	 * return the aliased column names.
	 */
	public String[] toColumns(String name, int i);

	/**
	 * Get the main from table fragment, given a query alias.
	 */
	public String fromTableFragment(String alias);

	/**
	 * Get the column names for the given property path
	 */
	public String[] getPropertyColumnNames(String propertyPath);
	/**
	 * Get the table name for the given property path
	 */
	public String getPropertyTableName(String propertyName);
	
	public EntityType getEntityType();

}