Package org.eclipse.persistence.sdo.helper.metadata

Source Code of org.eclipse.persistence.sdo.helper.metadata.TypeStringConverter

/*******************************************************************************
* Copyright (c) 1998, 2008 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
*     matt.macivor - added as part of fix for SDO 2.1.1 TCK typeHelper test cases
******************************************************************************/
package org.eclipse.persistence.sdo.helper.metadata;

import org.eclipse.persistence.mappings.DatabaseMapping;
import org.eclipse.persistence.oxm.XMLMarshaller;
import org.eclipse.persistence.oxm.XMLUnmarshaller;
import org.eclipse.persistence.oxm.mappings.converters.XMLConverter;
import org.eclipse.persistence.sdo.SDOType;
import org.eclipse.persistence.sdo.helper.SDOTypeHelper;
import org.eclipse.persistence.sessions.Session;

public class TypeStringConverter implements XMLConverter {

    private SDOTypeHelper typeHelper;
   
    public TypeStringConverter(SDOTypeHelper helper) {
        typeHelper = helper;
    }
    public boolean isMutable() {
        return true;
    }
   
    public void initialize(DatabaseMapping mapping, Session session) {
       
    }
   
    public Object convertObjectValueToDataValue(Object object, Session session, XMLMarshaller marshaller) {
        return convertObjectValueToDataValue(object, session);
    }
   
    public Object convertDataValueToObjectValue(Object value, Session session, XMLUnmarshaller unmarshaller) {
        return convertDataValueToObjectValue(value, session);
    }
   
    public Object convertObjectValueToDataValue(Object object, Session session) {
        if(!(object instanceof SDOType)) {
            return null;
        }
        SDOType type = (SDOType)object;
        String typeString = type.getURI() + "#" + type.getName();
       
        return typeString;
    }
   
    public Object convertDataValueToObjectValue(Object value, Session session) {
        if(!(value instanceof String)) {
            return null;
        }
       
        String typeString = (String)value;
        int poundIndex = typeString.indexOf("#");
        String URI = typeString.substring(0, poundIndex);
        String name = typeString.substring(poundIndex + 1);
        SDOType type = (SDOType)this.typeHelper.getType(URI, name);
        return type;
    }
   

}
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