/* * 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.XmlElement; import javax.xml.bind.annotation.adapters.XmlAdapter; import org.geotoolkit.feature.catalog.FeatureAttributeImpl; import org.opengis.feature.catalog.FeatureAttribute; /** * JAXB adapter in order to map implementing class with the Types FeatureOperation. See * package documentation for more information about JAXB and FeatureOperation. * * @module * @since 3.03 * @author Guilhem Legal */ public class FeatureAttributeAdapter extends XmlAdapter<FeatureAttributeAdapter, FeatureAttribute> { private FeatureAttribute feature; /** * Empty constructor for JAXB only. */ private FeatureAttributeAdapter() { } /** * Wraps an FeatureOperation value with a {@code SV_FeatureOperation} tags at marshalling-time. * * @param feature The FeatureOperation value to marshall. */ protected FeatureAttributeAdapter(final FeatureAttribute feature) { this.feature = feature; } /** * Returns the FeatureOperation value covered by a {@code SV_FeatureOperation} tags. * * @param value The value to marshall. * @return The adapter which covers the FeatureOperation value. */ protected FeatureAttributeAdapter wrap(final FeatureAttribute value) { return new FeatureAttributeAdapter(value); } /** * Returns the {@link FeatureOperationImpl} generated from the metadata value. * This method is systematically called at marshalling-time by JAXB. */ @XmlElement(name = "FC_FeatureAttribute") public FeatureAttributeImpl getFeatureAttribute() { if (feature == null) return null; return (feature instanceof FeatureAttributeImpl) ? (FeatureAttributeImpl)feature : new FeatureAttributeImpl(feature); } /** * Sets the value for the {@link FeatureOperationImpl}. This method is systematically * called at unmarshalling-time by JAXB. */ public void setFeatureOperation(final FeatureAttributeImpl feature) { this.feature = feature; } /** * 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 FeatureAttribute unmarshal(final FeatureAttributeAdapter value) throws Exception { if (value == null) { return null; } return value.feature; } /** * 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 FeatureOperation. * @return The adapter for this FeatureOperation. */ @Override public FeatureAttributeAdapter marshal(final FeatureAttribute value) throws Exception { return new FeatureAttributeAdapter(value); } }