Hibernate example source code file (CriteriaQuery.java)

This example Hibernate source code file (CriteriaQuery.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

criteria, criteriaquery, hibernateexception, hibernateexception, object, object, sessionfactoryimplementor, string, string, type, type, typedvalue

The Hibernate CriteriaQuery.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.criterion;
import org.hibernate.Criteria;
import org.hibernate.HibernateException;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.TypedValue;
import org.hibernate.type.Type;

/**
 * An instance of <tt>CriteriaQuery is passed to criterion, 
 * order and projection instances when actually compiling and
 * executing the query. This interface is not used by application
 * code.
 * 
 * @author Gavin King
 */
public interface CriteriaQuery {
	public SessionFactoryImplementor getFactory();
	
	/**
	 * Get the names of the columns mapped by a property path,
	 * ignoring projection aliases
	 * @throws org.hibernate.QueryException if the property maps to more than 1 column
	 */
	public String getColumn(Criteria criteria, String propertyPath) 
	throws HibernateException;
	
	/**
	 * Get the names of the columns mapped by a property path,
	 * ignoring projection aliases
	 */
	public String[] getColumns(String propertyPath, Criteria criteria)
	throws HibernateException;

	/**
	 * Get the names of the columns mapped by a property path; if the
	 * property path is not found in criteria, try the "outer" query.
	 * Projection aliases are ignored.
	 */
	public String[] findColumns(String propertyPath, Criteria criteria)
	throws HibernateException;

	/**
	 * Get the type of a property path, ignoring projection aliases
	 */
	public Type getType(Criteria criteria, String propertyPath)
	throws HibernateException;

	/**
	 * Get the names of the columns mapped by a property path
	 */
	public String[] getColumnsUsingProjection(Criteria criteria, String propertyPath) 
	throws HibernateException;

	/**
	 * Get the type of a property path
	 */
	public Type getTypeUsingProjection(Criteria criteria, String propertyPath)
	throws HibernateException;

	/**
	 * Get the a typed value for the given property value.
	 */
	public TypedValue getTypedValue(Criteria criteria, String propertyPath, Object value)
	throws HibernateException;
	
	/**
	 * Get the entity name of an entity
	 */
	public String getEntityName(Criteria criteria);
	
	/**
	 * Get the entity name of an entity, taking into account
	 * the qualifier of the property path
	 */
	public String getEntityName(Criteria criteria, String propertyPath);

	/**
	 * Get the root table alias of an entity
	 */
	public String getSQLAlias(Criteria subcriteria);

	/**
	 * Get the root table alias of an entity, taking into account
	 * the qualifier of the property path
	 */
	public String getSQLAlias(Criteria criteria, String propertyPath);
	
	/**
	 * Get the property name, given a possibly qualified property name
	 */
	public String getPropertyName(String propertyName);
	
	/**
	 * Get the identifier column names of this entity
	 */
	public String[] getIdentifierColumns(Criteria subcriteria);
	
	/**
	 * Get the identifier type of this entity
	 */
	public Type getIdentifierType(Criteria subcriteria);
	
	public TypedValue getTypedIdentifierValue(Criteria subcriteria, Object value);
	
	public String generateSQLAlias();
}