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Hibernate example source code file (Formula.java)

This example Hibernate source code file (Formula.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

formula, formula, io, selectable, serializable, serializable, sqlfunctionregistry, string, string, table, table

The Hibernate Formula.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.mapping;
import java.io.Serializable;
import org.hibernate.dialect.Dialect;
import org.hibernate.dialect.function.SQLFunctionRegistry;
import org.hibernate.sql.Template;

/**
 * A formula is a derived column value
 * @author Gavin King
 */
public class Formula implements Selectable, Serializable {
	private static int formulaUniqueInteger=0;

	private String formula;
	private int uniqueInteger;

	public Formula() {
		uniqueInteger = formulaUniqueInteger++;
	}

	public String getTemplate(Dialect dialect, SQLFunctionRegistry functionRegistry) {
		return Template.renderWhereStringTemplate(formula, dialect, functionRegistry);
	}
	public String getText(Dialect dialect) {
		return getFormula();
	}
	public String getText() {
		return getFormula();
	}
	public String getAlias(Dialect dialect) {
		return "formula" + Integer.toString(uniqueInteger) + '_';
	}
	public String getAlias(Dialect dialect, Table table) {
		return getAlias(dialect);
	}
	public String getFormula() {
		return formula;
	}
	public void setFormula(String string) {
		formula = string;
	}
	public boolean isFormula() {
		return true;
	}

	public String toString() {
		return this.getClass().getName() + "( " + formula + " )";
	}
}

Other Hibernate examples (source code examples)

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

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