/* Copyright (C) 2003 Univ. of Massachusetts Amherst, Computer Science Dept.
This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
http://www.cs.umass.edu/~mccallum/mallet
This software is provided under the terms of the Common Public License,
version 1.0, as published by http://www.opensource.org. For further
information, see the file `LICENSE' included with this distribution. */
package cc.mallet.grmm.types;
import java.util.*;
import java.io.Serializable;
import java.io.ObjectInputStream;
import java.io.IOException;
import java.io.ObjectOutputStream;
/**
* Created: Dec 15, 2005
*
* @author <A HREF="mailto:casutton@cs.umass.edu>casutton@cs.umass.edu</A>
* @version $Id: UnmodifiableVarSet.java,v 1.1 2007/10/22 21:37:44 mccallum Exp $
*/
public class UnmodifiableVarSet implements VarSet, Serializable {
transient private VarSet subVarSet;
public UnmodifiableVarSet (VarSet subVarSet)
{
this.subVarSet = subVarSet;
}
public Variable get (int idx)
{
return subVarSet.get (idx);
}
public Set vertices ()
{
return Collections.unmodifiableSet (subVarSet);
}
public Variable[] toVariableArray ()
{
return subVarSet.toVariableArray ();
}
public int weight ()
{
return subVarSet.weight ();
}
public AssignmentIterator assignmentIterator ()
{
return subVarSet.assignmentIterator ();
}
public VarSet intersection (VarSet c)
{
return subVarSet.intersection (c);
}
public int size ()
{
return subVarSet.size ();
}
public boolean isEmpty ()
{
return subVarSet.isEmpty ();
}
public boolean contains (Object o)
{
return subVarSet.contains (o);
}
public Iterator iterator ()
{
return subVarSet.iterator ();
}
public Object[] toArray ()
{
return subVarSet.toArray ();
}
public Object[] toArray (Object[] objects)
{
return subVarSet.toArray (objects);
}
public boolean add (Object o)
{
throw new UnsupportedOperationException ("Attempt to modify unmodifiable clique: "+this);
}
public boolean remove (Object o)
{
throw new UnsupportedOperationException ("Attempt to modify unmodifiable clique: "+this);
}
public boolean containsAll (Collection collection)
{
return subVarSet.containsAll (collection);
}
public boolean addAll (Collection collection)
{
throw new UnsupportedOperationException ("Attempt to modify unmodifiable clique: "+this);
}
public boolean retainAll (Collection collection)
{
throw new UnsupportedOperationException ("Attempt to modify unmodifiable clique: "+this);
}
public boolean removeAll (Collection collection)
{
throw new UnsupportedOperationException ("Attempt to modify unmodifiable clique: "+this);
}
public void clear ()
{
throw new UnsupportedOperationException ("Attempt to modify unmodifiable clique: "+this);
}
public boolean equals (Object o)
{
return subVarSet.equals (o);
}
public int hashCode ()
{
return subVarSet.hashCode ();
}
public String toString ()
{
return subVarSet.toString ();
}
private static final long serialVersionUID = 1L;
private static final int SERIAL_VERSION = 1;
private void readObject (ObjectInputStream in) throws IOException, ClassNotFoundException
{
in.defaultReadObject ();
in.readInt (); // version
subVarSet = (VarSet) in.readObject ();
}
private void writeObject (ObjectOutputStream out) throws IOException
{
out.defaultWriteObject ();
out.writeInt (SERIAL_VERSION);
out.writeObject (subVarSet);
}
}