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Hibernate example source code file (PersistentIdentifierGenerator.java)

This example Hibernate source code file (PersistentIdentifierGenerator.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

catalog, hibernateexception, hibernateexception, identifier_normalizer, identifiergenerator, object, object, persistentidentifiergenerator, pk, schema, string, string, table, tables

The Hibernate PersistentIdentifierGenerator.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2008-2011, Red Hat Inc. 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 Inc.
 *
 * 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.id;
import org.hibernate.HibernateException;
import org.hibernate.dialect.Dialect;

/**
 * An <tt>IdentifierGenerator that requires creation of database objects.
 * <br>
* All <tt>PersistentIdentifierGenerators that also implement * <tt>Configurable have access to a special mapping parameter: schema * * @see IdentifierGenerator * @see Configurable * @author Gavin King */ public interface PersistentIdentifierGenerator extends IdentifierGenerator { /** * The configuration parameter holding the schema name */ public static final String SCHEMA = "schema"; /** * The configuration parameter holding the table name for the * generated id */ public static final String TABLE = "target_table"; /** * The configuration parameter holding the table names for all * tables for which the id must be unique */ public static final String TABLES = "identity_tables"; /** * The configuration parameter holding the primary key column * name of the generated id */ public static final String PK = "target_column"; /** * The configuration parameter holding the catalog name */ public static final String CATALOG = "catalog"; /** * The key under whcih to find the {@link org.hibernate.cfg.ObjectNameNormalizer} in the config param map. */ public static final String IDENTIFIER_NORMALIZER = "identifier_normalizer"; /** * The SQL required to create the underlying database objects. * * @param dialect The dialect against which to generate the create command(s) * @return The create command(s) * @throws HibernateException problem creating the create command(s) */ public String[] sqlCreateStrings(Dialect dialect) throws HibernateException; /** * The SQL required to remove the underlying database objects. * * @param dialect The dialect against which to generate the drop command(s) * @return The drop command(s) * @throws HibernateException problem creating the drop command(s) */ public String[] sqlDropStrings(Dialect dialect) throws HibernateException; /** * Return a key unique to the underlying database objects. Prevents us from * trying to create/remove them multiple times. * * @return Object an identifying key for this generator */ public Object generatorKey(); }

Other Hibernate examples (source code examples)

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