/*
* GeotoolKit - An Open Source Java GIS Toolkit
* http://geotoolkit.org
*
* (C) 2009, Geomatys
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*/
package org.geotoolkit.resources.jaxb.feature.catalog;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlIDREF;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import org.geotoolkit.feature.catalog.AssociationRoleImpl;
import org.opengis.feature.catalog.AssociationRole;
/**
* JAXB adapter in order to map implementing class with the Types AssociationRole. See
* package documentation for more information about JAXB and AssociationRole.
*
* @module
* @since 3.03
* @author Guilhem Legal
*/
public class AssociationRoleAdapter extends XmlAdapter<AssociationRoleAdapter, AssociationRole> {
private AssociationRole association;
@XmlIDREF
@XmlAttribute(namespace="http://www.w3.org/1999/xlink")
private AssociationRoleImpl href;
/**
* Empty constructor for JAXB only.
*/
private AssociationRoleAdapter() {
}
/**
* Wraps an AssociationRole value with a {@code SV_AssociationRole} tags at marshalling-time.
*
* @param association The AssociationRole value to marshall.
*/
public AssociationRoleAdapter(final AssociationRole association) {
if (association instanceof AssociationRoleImpl && ((AssociationRoleImpl)association).isReference()) {
this.href = (AssociationRoleImpl) association;
this.association = null;
} else {
this.href = null;
this.association = association;
}
}
/**
* Returns the AssociationRole value covered by a {@code SV_AssociationRole} tags.
*
* @param value The value to marshall.
* @return The adapter which covers the AssociationRole value.
*/
protected AssociationRoleAdapter wrap(final AssociationRole value) {
return new AssociationRoleAdapter(value);
}
/**
* Returns the {@link AssociationRoleImpl} generated from the metadata value.
* This method is systematically called at marshalling-time by JAXB.
*/
@XmlElement(name = "FC_AssociationRole")
public AssociationRoleImpl getAssociationRole() {
if (association == null)
return null;
return (association instanceof AssociationRoleImpl) ?
(AssociationRoleImpl)association : new AssociationRoleImpl(association);
}
/**
* Sets the value for the {@link AssociationRoleImpl}. This method is systematically
* called at unmarshalling-time by JAXB.
*/
public void setAssociationRole(final AssociationRoleImpl AssociationRole) {
this.association = AssociationRole;
}
/**
* Does the link between metadata red from an XML stream and the object which will
* contains this value. JAXB calls automatically this method at unmarshalling-time.
*
* @param value The adapter for this metadata value.
* @return A java object which represents the metadata value.
*/
@Override
public AssociationRole unmarshal(final AssociationRoleAdapter value) throws Exception {
if (value == null) {
return null;
} else if (value.href != null) {
return value.href;
} else {
return value.association;
}
}
/**
* Does the link between java object and the way they will be marshalled into
* an XML file or stream. JAXB calls automatically this method at marshalling-time.
*
* @param value The bound type value, here the AssociationRole.
* @return The adapter for this AssociationRole.
*/
@Override
public AssociationRoleAdapter marshal(final AssociationRole value) throws Exception {
return new AssociationRoleAdapter(value);
}
}