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Hibernate example source code file (OuterJoinLoader.java)

This example Hibernate source code file (OuterJoinLoader.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

collectionpersister, dialect, entitytype, loadable, loadqueryinfluencers, loadqueryinfluencers, lockmode, lockmode, lockoptions, outerjoinloader, outerjoinloader, sessionfactoryimplementor, string, string

The Hibernate OuterJoinLoader.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.loader;
import org.hibernate.LockMode;
import org.hibernate.LockOptions;
import org.hibernate.dialect.Dialect;
import org.hibernate.engine.spi.LoadQueryInfluencers;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.persister.collection.CollectionPersister;
import org.hibernate.persister.entity.Loadable;
import org.hibernate.type.EntityType;

/**
 * Implements logic for walking a tree of associated classes.
 *
 * Generates an SQL select string containing all properties of those classes.
 * Tables are joined using an ANSI-style left outer join.
 *
 * @author Gavin King
 */
public abstract class OuterJoinLoader extends BasicLoader {

	protected Loadable[] persisters;
	protected CollectionPersister[] collectionPersisters;
	protected int[] collectionOwners;
	protected String[] aliases;
	private LockOptions lockOptions;
	protected LockMode[] lockModeArray;
	protected int[] owners;
	protected EntityType[] ownerAssociationTypes;
	protected String sql;
	protected String[] suffixes;
	protected String[] collectionSuffixes;

    private LoadQueryInfluencers loadQueryInfluencers;

	protected final Dialect getDialect() {
    	return getFactory().getDialect();
    }

	public OuterJoinLoader(
			SessionFactoryImplementor factory,
			LoadQueryInfluencers loadQueryInfluencers) {
		super( factory );
		this.loadQueryInfluencers = loadQueryInfluencers;
	}

	protected String[] getSuffixes() {
		return suffixes;
	}

	protected String[] getCollectionSuffixes() {
		return collectionSuffixes;
	}

	protected final String getSQLString() {
		return sql;
	}

	protected final Loadable[] getEntityPersisters() {
		return persisters;
	}

	protected int[] getOwners() {
		return owners;
	}

	protected EntityType[] getOwnerAssociationTypes() {
		return ownerAssociationTypes;
	}

	protected LockMode[] getLockModes(LockOptions lockOptions) {
		return lockModeArray;
	}

	protected LockOptions getLockOptions() {
		return lockOptions;
	}

	public LoadQueryInfluencers getLoadQueryInfluencers() {
		return loadQueryInfluencers;
	}

	protected final String[] getAliases() {
		return aliases;
	}

	protected final CollectionPersister[] getCollectionPersisters() {
		return collectionPersisters;
	}

	protected final int[] getCollectionOwners() {
		return collectionOwners;
	}

	protected void initFromWalker(JoinWalker walker) {
		persisters = walker.getPersisters();
		collectionPersisters = walker.getCollectionPersisters();
		ownerAssociationTypes = walker.getOwnerAssociationTypes();
		lockOptions = walker.getLockModeOptions();
		lockModeArray = walker.getLockModeArray();
		suffixes = walker.getSuffixes();
		collectionSuffixes = walker.getCollectionSuffixes();
		owners = walker.getOwners();
		collectionOwners = walker.getCollectionOwners();
		sql = walker.getSQLString();
		aliases = walker.getAliases();
	}

}

Other Hibernate examples (source code examples)

Here is a short list of links related to this Hibernate OuterJoinLoader.java source code file:

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