/******************************************************************************
* JBoss, a division of Red Hat *
* Copyright 2008, Red Hat Middleware, LLC, and individual *
* contributors as indicated by the @authors tag. See the *
* copyright.txt in the distribution for a full listing of *
* individual contributors. *
* *
* This 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 software 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. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this software; if not, write to the Free *
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA *
* 02110-1301 USA, or see the FSF site: http://www.fsf.org. *
******************************************************************************/
package org.gatein.pc.controller.impl.state;
import org.gatein.common.util.ParameterMap;
import org.gatein.pc.controller.state.PortletPageNavigationalState;
import org.gatein.pc.controller.state.PortletWindowNavigationalState;
import org.gatein.pc.api.info.ParameterInfo;
import org.gatein.pc.api.info.PortletInfo;
import org.gatein.pc.api.info.NavigationInfo;
import javax.xml.namespace.QName;
import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
/**
* @author <a href="mailto:julien@jboss.org">Julien Viet</a>
* @version $Revision: 1.1 $
*/
public class PortletPageNavigationalStateImpl implements PortletPageNavigationalState, Serializable
{
/** . */
protected final StateControllerContextImpl context;
/** . */
protected final Map<String, PortletWindowNavigationalState> windows;
/** . */
protected final Map<QName, String[]> page;
/** . */
private final boolean modifiable;
protected PortletPageNavigationalStateImpl(StateControllerContextImpl context, boolean modifiable)
{
this.context = context;
this.windows = new HashMap<String, PortletWindowNavigationalState>();
this.page = new HashMap<QName, String[]>();
this.modifiable = modifiable;
}
public PortletPageNavigationalStateImpl(PortletPageNavigationalStateImpl original, boolean modifiable)
{
this.context = original.context;
this.windows = new HashMap<String, PortletWindowNavigationalState>(original.windows);
this.page = new HashMap<QName, String[]>(original.page);
this.modifiable = modifiable;
}
public Set<String> getPortletWindowIds()
{
return windows.keySet();
}
public PortletWindowNavigationalState getPortletWindowNavigationalState(String portletWindowId)
{
return windows.get(portletWindowId);
}
public Map<String, String[]> getPortletPublicNavigationalState(String portletWindowId)
{
PortletInfo info = context.portletControllerContext.getPortletInfo(portletWindowId);
//
if (info != null)
{
ParameterMap publicNavigationalState = new ParameterMap();
for (ParameterInfo parameterInfo : info.getNavigation().getPublicParameters())
{
String[] parameterValue = page.get(parameterInfo.getName());
//
if (parameterValue != null)
{
String parameterId = parameterInfo.getId();
// We clone the value here so we keep the internal state not potentially changed
publicNavigationalState.put(parameterId, parameterValue.clone());
}
}
//
return publicNavigationalState;
}
//
return null;
}
public Set<QName> getPublicNames()
{
return page.keySet();
}
public String[] getPublicNavigationalState(QName name)
{
String[] values = page.get(name);
return values != null ? values.clone() : null;
}
public void setPortletWindowNavigationalState(String portletWindowId, PortletWindowNavigationalState portletWindowState)
{
if (!modifiable)
{
throw new IllegalStateException("The page navigational state is not modifiable");
}
//
windows.put(portletWindowId, portletWindowState);
}
public void setPortletPublicNavigationalState(String portletWindowId, Map<String, String[]> update)
{
if (!modifiable)
{
throw new IllegalStateException("The page navigational state is not modifiable");
}
//
PortletInfo info = context.portletControllerContext.getPortletInfo(portletWindowId);
//
if (info != null)
{
NavigationInfo navigationInfo = info.getNavigation();
for (Map.Entry<String, String[]> entry : update.entrySet())
{
String id = entry.getKey();
//
ParameterInfo parameterInfo = navigationInfo.getPublicParameter(id);
//
if (parameterInfo != null)
{
QName name = parameterInfo.getName();
String[] value = entry.getValue();
if (value.length > 0)
{
setPublicNavigationalState(name, value);
}
else
{
removePublicNavigationalState(name);
}
}
}
}
}
public void setPublicNavigationalState(QName name, String[] value)
{
if (!modifiable)
{
throw new IllegalStateException("The page navigational state is not modifiable");
}
// We clone the value in order to keep the state not mutated by a side effect
page.put(name, value.clone());
}
public void removePublicNavigationalState(QName name)
{
if (!modifiable)
{
throw new IllegalStateException("The page navigational state is not modifiable");
}
//
page.remove(name);
}
}