/**
* Copyright (C) 2009 eXo Platform SAS.
*
* 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.exoplatform.portal.pom.spi.portlet;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
* @version $Revision$
*/
public final class Preference implements Serializable
{
/** . */
private final String name;
/** . */
private final List<String> values;
/** . */
private final boolean readOnly;
public Preference(String name, List<String> values, boolean readOnly)
{
if (name == null)
{
throw new NullPointerException();
}
if (values == null)
{
throw new NullPointerException();
}
// Clone and check state
values = Collections.unmodifiableList(new ArrayList<String>(values));
if (values.size() == 0)
{
throw new IllegalArgumentException();
}
//
this.name = name;
this.values = values;
this.readOnly = readOnly;
}
public Preference(String name, String value, boolean readOnly)
{
if (name == null)
{
throw new NullPointerException();
}
//
this.name = name;
this.values = Collections.singletonList(value);
this.readOnly = readOnly;
}
public String getName()
{
return name;
}
public String getValue()
{
return values.get(0);
}
public List<String> getValues()
{
return values;
}
public boolean isReadOnly()
{
return readOnly;
}
@Override
public boolean equals(Object obj)
{
if (obj == this)
{
return true;
}
if (obj instanceof Preference)
{
Preference that = (Preference)obj;
return this.name.equals(that.name) && this.getValues().equals(that.getValues());
}
return false;
}
@Override
public int hashCode()
{
return name.hashCode() ^ values.hashCode() ^ (readOnly ? -1 : 0);
}
@Override
public String toString()
{
return "Preference[name=" + name + ",values=" + values + ",readOnly=" + readOnly + "]";
}
}