/*
* 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 <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.test.typeparameters;
import java.io.Serializable;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;
import java.util.Properties;
import org.hibernate.HibernateException;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.usertype.ParameterizedType;
import org.hibernate.usertype.UserType;
import org.jboss.logging.Logger;
/**
* @author Michi
*/
public class DefaultValueIntegerType implements UserType, ParameterizedType, Serializable {
private static final Logger log = Logger.getLogger( DefaultValueIntegerType.class );
private Integer defaultValue;
public int[] sqlTypes() {
return new int[] {Types.INTEGER};
}
public Class returnedClass() {
return int.class;
}
public boolean equals(Object x, Object y) throws HibernateException {
if ( x == y ) {
return true;
}
if ( x == null || y == null ) {
return false;
}
return x.equals( y );
}
public Object nullSafeGet(ResultSet rs, String[] names, SharedSessionContractImplementor session, Object owner)
throws HibernateException, SQLException {
Number result = (Number) rs.getObject( names[0] );
return result == null ? defaultValue : new Integer( result.intValue() );
}
public void nullSafeSet(PreparedStatement st, Object value, int index, SharedSessionContractImplementor session)
throws HibernateException, SQLException {
if ( value == null || defaultValue.equals( value ) ) {
log.trace( "binding null to parameter: " + index );
st.setNull( index, Types.INTEGER );
}
else {
log.trace( "binding " + value + " to parameter: " + index );
st.setInt( index, ( (Integer) value ).intValue() );
}
}
public Object deepCopy(Object value) throws HibernateException {
return new Integer( ( (Integer) value ).intValue() );
}
public boolean isMutable() {
return false;
}
public int hashCode(Object x) throws HibernateException {
return x.hashCode();
}
public Object assemble(Serializable cached, Object owner)
throws HibernateException {
return cached;
}
public Serializable disassemble(Object value) throws HibernateException {
return (Serializable) value;
}
public Object replace(Object original, Object target, Object owner)
throws HibernateException {
return original;
}
public void setParameterValues(Properties parameters) {
this.defaultValue = Integer.valueOf( (String) parameters.get( "default" ) );
}
}