/**
*
* geo-platform
* Rich webgis framework
* http://geo-platform.org
* ====================================================================
*
* Copyright (C) 2008-2017 geoSDI Group (CNR IMAA - Potenza - ITALY).
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version. This program 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 General Public License
* for more details. You should have received a copy of the GNU General
* Public License along with this program. If not, see http://www.gnu.org/licenses/
*
* ====================================================================
*
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU General Public License cover the whole combination.
*
* As a special exception, the copyright holders of this library give you permission
* to link this library with independent modules to produce an executable, regardless
* of the license terms of these independent modules, and to copy and distribute
* the resulting executable under terms of your choice, provided that you also meet,
* for each linked independent module, the terms and conditions of the license of
* that module. An independent module is a module which is not derived from or
* based on this library. If you modify this library, you may extend this exception
* to your version of the library, but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version.
*/
package org.geosdi.geoplatform.jaxb.repository;
import com.google.common.collect.Maps;
import net.jcip.annotations.ThreadSafe;
import org.geosdi.geoplatform.jaxb.GPBaseJAXBContext;
import org.geosdi.geoplatform.jaxb.provider.GeoPlatformJAXBContextProvider;
import java.awt.*;
import java.util.Map;
import java.util.concurrent.atomic.AtomicInteger;
/**
* @author Giuseppe La Scaleia - CNR IMAA geoSDI Group
* @email giuseppe.lascaleia@geosdi.org
*/
@ThreadSafe
public abstract class GeoPlatformJAXBContextRepository implements JAXBContextRepository {
private final Map<GeoPlatformJAXBContextKey, Object> values = Maps.<GeoPlatformJAXBContextKey, Object> newHashMap();
protected GeoPlatformJAXBContextRepository() {
}
/**
* <p> Register the JAXB Context for the Specific Connector </p>
*
* @param key see also {@link GeoPlatformJAXBContextKey}
* @param provider {@link Object}
*/
@Override
public void registerProvider(GeoPlatformJAXBContextKey key,
Object provider) {
if (!key.isCompatibleValue(provider)) {
throw new IllegalArgumentException("The Provider : "
+ provider + " is incompatible with Key : " + key);
}
synchronized (values) {
if (!values.containsKey(key)) {
values.put(key, provider);
}
}
}
/**
* <p> Retrieve the JAXBContext for Specific Connector registered </p>
*
* @param key
* @return GPConnectorJAXBContext Provider registered for Key
*/
@Override
public <P extends GPBaseJAXBContext> P getProvider(
GeoPlatformJAXBContextKey key) {
if (key == null) {
throw new IllegalArgumentException(
"GeoPlatformJAXBContextKey must not be null.");
}
synchronized (values) {
return (P) (values.get(key) != null ? values.get(key) : lookUpJAXBContext(
key));
}
}
public abstract static class GeoPlatformJAXBContextKey
extends RenderingHints.Key {
private static final AtomicInteger keyID = new AtomicInteger(0);
private final Class<? extends GeoPlatformJAXBContextProvider> jaxbContextClass;
public GeoPlatformJAXBContextKey(Class<? extends GeoPlatformJAXBContextProvider> thejaxbContextClass) {
super(keyID.getAndIncrement());
this.jaxbContextClass = thejaxbContextClass;
}
/**
* @return the class
*/
public Class<?> getJAXBContextClass() {
return jaxbContextClass;
}
@Override
public String toString() {
return getClass().getName()
+ " : privatekey = " + super.intKey();
}
}
}