/*
* 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.java;
import java.net.MalformedURLException;
import java.net.URL;
import org.hibernate.HibernateException;
import org.hibernate.type.descriptor.WrapperOptions;
Descriptor for URL
handling. Author: Steve Ebersole
/**
* Descriptor for {@link URL} handling.
*
* @author Steve Ebersole
*/
public class UrlTypeDescriptor extends AbstractTypeDescriptor<URL> {
public static final UrlTypeDescriptor INSTANCE = new UrlTypeDescriptor();
public UrlTypeDescriptor() {
super( URL.class );
}
public String toString(URL value) {
return value.toExternalForm();
}
public URL fromString(String string) {
try {
return new URL( string );
}
catch ( MalformedURLException e ) {
throw new HibernateException( "Unable to convert string [" + string + "] to URL : " + e );
}
}
@SuppressWarnings({ "unchecked" })
public <X> X unwrap(URL value, Class<X> type, WrapperOptions options) {
if ( value == null ) {
return null;
}
if ( String.class.isAssignableFrom( type ) ) {
return (X) toString( value );
}
throw unknownUnwrap( type );
}
public <X> URL wrap(X value, WrapperOptions options) {
if ( value == null ) {
return null;
}
if ( String.class.isInstance( value ) ) {
return fromString( (String) value );
}
throw unknownWrap( value.getClass() );
}
}