org.hibernate.type.NumericBooleanType Maven / Gradle / Ivy

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The core O/RM functionality as provided by Hibernate

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or .
 */
package org.hibernate.type;

import java.io.Serializable;

import org.hibernate.dialect.Dialect;
import org.hibernate.type.descriptor.java.BooleanTypeDescriptor;
import org.hibernate.type.descriptor.sql.IntegerTypeDescriptor;

/**
 * A type that maps between {@link java.sql.Types#INTEGER INTEGER} and {@link Boolean} (using 1 and 0)
 *
 * @author Steve Ebersole
 */
public class NumericBooleanType 
		extends AbstractSingleColumnStandardBasicType
		implements PrimitiveType, DiscriminatorType {

	public static final NumericBooleanType INSTANCE = new NumericBooleanType();

	public NumericBooleanType() {
		super( IntegerTypeDescriptor.INSTANCE, BooleanTypeDescriptor.INSTANCE );
	}
	@Override
	public String getName() {
		return "numeric_boolean";
	}
	@Override
	public Class getPrimitiveClass() {
		return boolean.class;
	}
	@Override
	public Serializable getDefaultValue() {
		return Boolean.FALSE;
	}
	@Override
	public Boolean stringToObject(String string) {
		return fromString( string );
	}
	@Override
	public String objectToSQLString(Boolean value, Dialect dialect) {
		return value ? "1" : "0";
	}
}