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/*******************************************************************************
* Copyright (c) 2008 Oracle and Geensys.
* 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 and Geensys - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.teneo.eclipselink.examples.library.orm;
import org.eclipse.emf.teneo.eclipselink.examples.library.TWriterType;
import org.eclipse.persistence.mappings.DatabaseMapping;
import org.eclipse.persistence.mappings.converters.Converter;
import org.eclipse.persistence.sessions.Session;
/*
* TypeWriterEnumConverter is a singleton since it has no state.
*/
@SuppressWarnings("serial")
public class TypeWriterEnumConverter implements Converter {
protected static TypeWriterEnumConverter instance = new TypeWriterEnumConverter();
private TypeWriterEnumConverter() {
}
public static TypeWriterEnumConverter getInstance() {
return instance;
}
public Object convertDataValueToObjectValue(Object data, Session session) {
String typeName = (String) data;
return TWriterType.get(typeName);
}
public Object convertObjectValueToDataValue(Object object, Session session) {
TWriterType type = (TWriterType) object;
if (type != null) {
return type.getName();
} else {
return null;
}
}
public void initialize(DatabaseMapping arg0, Session arg1) {
}
public boolean isMutable() {
return false;
}
}
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