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Hibernate example source code file (DecimalTypeDescriptor.java)

This example Hibernate source code file (DecimalTypeDescriptor.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

basicbinder, basicextractor, decimaltypedescriptor, decimaltypedescriptor, javatypedescriptor, javatypedescriptor, jdbc, math, override, override, sql, sqlexception, sqltypedescriptor, valuebinder, wrapperoptions, x, x

The Hibernate DecimalTypeDescriptor.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.type.descriptor.sql;

import java.math.BigDecimal;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;

import org.hibernate.type.descriptor.ValueBinder;
import org.hibernate.type.descriptor.ValueExtractor;
import org.hibernate.type.descriptor.WrapperOptions;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;

/**
 * Descriptor for {@link Types#DECIMAL DECIMAL} handling.
 *
 * @author Steve Ebersole
 */
public class DecimalTypeDescriptor implements SqlTypeDescriptor {
	public static final DecimalTypeDescriptor INSTANCE = new DecimalTypeDescriptor();

	public int getSqlType() {
		return Types.DECIMAL;
	}

	@Override
	public boolean canBeRemapped() {
		return true;
	}

	public <X> ValueBinder getBinder(final JavaTypeDescriptor javaTypeDescriptor) {
		return new BasicBinder<X>( javaTypeDescriptor, this ) {
			@Override
			protected void doBind(PreparedStatement st, X value, int index, WrapperOptions options) throws SQLException {
				st.setBigDecimal( index, javaTypeDescriptor.unwrap( value, BigDecimal.class, options ) );
			}
		};
	}

	public <X> ValueExtractor getExtractor(final JavaTypeDescriptor javaTypeDescriptor) {
		return new BasicExtractor<X>( javaTypeDescriptor, this ) {
			@Override
			protected X doExtract(ResultSet rs, String name, WrapperOptions options) throws SQLException {
				return javaTypeDescriptor.wrap( rs.getBigDecimal( name ), options );
			}
		};
	}
}

Other Hibernate examples (source code examples)

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

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