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/*******************************************************************************
* Copyright (c) 2010, 2011 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.jpa.core.context.orm;
import org.eclipse.jpt.jpa.core.context.Converter;
import org.eclipse.jpt.jpa.core.context.LobConverter;
import org.eclipse.jpt.jpa.core.internal.context.JptValidator;
import org.eclipse.jpt.jpa.core.internal.jpa1.context.ConverterTextRangeResolver;
import org.eclipse.jpt.jpa.core.resource.orm.XmlAttributeMapping;
import org.eclipse.jpt.jpa.core.resource.orm.XmlConvertibleMapping;
/**
* <code>orm.xml</code> LOB converter
* <p>
* Provisional API: This interface is part of an interim API that is still
* under development and expected to change significantly before reaching
* stability. It is available at this early stage to solicit feedback from
* pioneering adopters on the understanding that any code that uses this API
* will almost certainly be broken (repeatedly) as the API evolves.
*/
public interface OrmLobConverter
extends LobConverter, OrmConverter
{
// ********** adapter **********
public static class Adapter
implements OrmConverter.Adapter, OrmConverter.Owner
{
private static final Adapter INSTANCE = new Adapter();
public static Adapter instance() {
return INSTANCE;
}
private Adapter() {
super();
}
public Class<? extends Converter> getConverterType() {
return LobConverter.class;
}
public OrmConverter buildConverter(OrmAttributeMapping parent, OrmXmlContextNodeFactory factory) {
XmlConvertibleMapping xmlMapping = (XmlConvertibleMapping) parent.getXmlAttributeMapping();
return xmlMapping.isLob() ? factory.buildOrmLobConverter(parent, this) : null;
}
public boolean isActive(XmlAttributeMapping xmlMapping) {
return ((XmlConvertibleMapping) xmlMapping).isLob();
}
public OrmConverter buildNewConverter(OrmAttributeMapping parent, OrmXmlContextNodeFactory factory) {
return factory.buildOrmLobConverter(parent, this);
}
public void clearXmlValue(XmlAttributeMapping xmlMapping) {
((XmlConvertibleMapping) xmlMapping).setLob(false);
}
public JptValidator buildValidator(Converter converter, ConverterTextRangeResolver textRangeResolver) {
return JptValidator.Null.instance();
}
}
}
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