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Hibernate example source code file (TypeHelper.java)

This example Hibernate source code file (TypeHelper.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

basictype, basictype, properties, properties, type, type, typehelper, typehelper, util

The Hibernate TypeHelper.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, 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;
import java.util.Properties;
import org.hibernate.type.BasicType;
import org.hibernate.type.Type;

/**
 * Provides access to the various {@link Type} instances associated with the {@link SessionFactory}.
 * <p/>
 * This is intended for use by application developers.
 *
 * @author Steve Ebersole
 */
public interface TypeHelper {
	/**
	 * Retrieve the basic type registered against the given name.
	 *
	 * @param name The name of the basic type to retrieve
	 *
	 * @return The basic type, or null.
	 */
	public BasicType basic(String name);

	/**
	 * Convenience form of {@link #basic(String)}.  The intended use of this is something like
	 * {@code basic(Integer.class)} or {@code basic(int.class)}
	 *
	 * @param javaType The java type for which to retrieve the type instance.
	 *
	 * @return The basic type, or null.
	 */
	public BasicType basic(Class javaType);

	/**
	 * Uses heuristics to deduce the proper {@link Type} given a string naming the type or Java class.
	 * <p/>
	 * See {@link org.hibernate.type.TypeResolver#heuristicType(java.lang.String)} for a discussion of the
	 * heuristic algorithm.
	 *
	 * @param name The name of the type or Java class
	 *
	 * @return The deduced type, or null.
	 *
	 * @see org.hibernate.type.TypeResolver#heuristicType(java.lang.String)
	 */
	public Type heuristicType(String name);

	/**
	 * Retrieve a type representing the given entity.
	 *
	 * @param entityClass The entity Java type.
	 *
	 * @return The type, or null
	 */
	public Type entity(Class entityClass);

	/**
	 * Retrieve a type representing the given entity.
	 *
	 * @param entityName The entity name.
	 *
	 * @return The type, or null
	 */
	public Type entity(String entityName);

	/**
	 * Retrieve the type for the given user-type class ({@link org.hibernate.usertype.UserType} or
	 * {@link org.hibernate.usertype.CompositeUserType}).
	 *
	 * @param userTypeClass The user type class
	 *
	 * @return The type, or null
	 */
	public Type custom(Class userTypeClass);

	/**
	 * Retrieve the type for the given user-type class ({@link org.hibernate.usertype.UserType} or
	 * {@link org.hibernate.usertype.CompositeUserType}).
	 *
	 * @param userTypeClass The user type class
	 * @param properties Configuration properties.
	 *
	 * @return The type, or null
	 */
	public Type custom(Class userTypeClass, Properties properties);

	public Type any(Type metaType, Type identifierType);
}

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