/* ======================================================================
The Bodington System Software License, Version 1.0
  
Copyright (c) 2001 The University of Leeds.  All rights reserved.
  
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

1.  Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.

2.  Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.

3.  The end-user documentation included with the redistribution, if any,
must include the following acknowledgement:  "This product includes
software developed by the University of Leeds
(http://www.bodington.org/)."  Alternately, this acknowledgement may
appear in the software itself, if and wherever such third-party
acknowledgements normally appear.

4.  The names "Bodington", "Nathan Bodington", "Bodington System",
"Bodington Open Source Project", and "The University of Leeds" must not be
used to endorse or promote products derived from this software without
prior written permission. For written permission, please contact
d.gardner@leeds.ac.uk.

5.  The name "Bodington" may not appear in the name of products derived
from this software without prior written permission of the University of
Leeds.

THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO,  TITLE,  THE IMPLIED WARRANTIES 
OF QUALITY  AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO 
EVENT SHALL THE UNIVERSITY OF LEEDS OR ITS CONTRIBUTORS BE LIABLE FOR 
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
POSSIBILITY OF SUCH DAMAGE.
=========================================================

This software was originally created by the University of Leeds and may contain voluntary 
contributions from others.  For more information on the Bodington Open Source Project, please 
see http://bodington.org/

====================================================================== */

package org.bodington.assessment;

import java.sql.Timestamp;
import java.util.Enumeration;
import java.math.BigDecimal;

import org.bodington.sqldatabase.*;
import org.bodington.database.*;
import org.bodington.server.BuildingServerException;

public class McqResult extends org.bodington.sqldatabase.SqlPersistentObject
	{
	
	private PrimaryKey mcq_result_id;
	private PrimaryKey resource_id;
	private PrimaryKey user_id;
	private int available;
	private int deductions;
	private int wrong;
	private int right;
	private java.sql.Timestamp when_done;
	private java.sql.Timestamp when_marked;
	
	
	public static McqResult findMcqResult( PrimaryKey key )
	    throws BuildingServerException
	    {
	    return (McqResult)findPersistentObject( key, "org.bodington.assessment.McqResult" );
	    }
	
	public static McqResult findMcqResult( String where )
	    throws BuildingServerException
	    {
	    return (McqResult)findPersistentObject( where, "org.bodington.assessment.McqResult" );
	    }
	
	public static Enumeration findMcqResults( String where )
	    throws BuildingServerException
	    {
	    return findPersistentObjects( where, "org.bodington.assessment.McqResult" );
	    }
	
	public static Enumeration findMcqResults( String where, String order )
	    throws BuildingServerException
	    {
	    return findPersistentObjects( where, order, "org.bodington.assessment.McqResult" );
	    }
	

	
    public PrimaryKey getPrimaryKey()
    	{
        return getMcqResultId();
    	}

    public void setPrimaryKey(PrimaryKey key)
    	{
    	setMcqResultId( key );
    	}


	public PrimaryKey getMcqResultId()
		{
		return mcq_result_id;
		}
		
	public void setMcqResultId( PrimaryKey id )
		{
		mcq_result_id = id;
		}
		
	public PrimaryKey getResourceId()
		{
		return resource_id;
		}
		
	public void setResourceId( PrimaryKey id )
		{
		resource_id = id;
		setUnsaved();
		}


	public PrimaryKey getUserId()
		{
		return user_id;
		}
		
	public void setUserId( PrimaryKey id )
		{
		user_id = id;
		setUnsaved();
		}


	public int getAvailable()
		{
		return available;
		}
		
	public void setAvailable( int n )
		{
		if ( available == n )
			return;
		available = n;
		setUnsaved();
		}

	
	public int getDeductions()
		{
		return deductions;
		}
		
	public void setDeductions( int n )
		{
		if ( deductions == n )
			return;
		deductions = n;
		setUnsaved();
		}
		
		
	public int getRight()
		{
		return right;
		}
		
	public void setRight( int n )
		{
		if ( right == n )
			return;
		right = n;
		setUnsaved();
		}
		
				
	public int getWrong()
		{
		return wrong;
		}
		
	public void setWrong( int n )
		{
		if ( wrong == n )
			return;
		wrong = n;
		setUnsaved();
		}
		
		
	public Timestamp getWhenDone()
		{
		return when_done;
		}
		
	public void setWhenDone( Timestamp t )
		{
		when_done = t;
		setUnsaved();
		}
		
	public Timestamp getWhenMarked()
		{
		return when_marked;
		}
		
	public void setWhenMarked( Timestamp t )
		{
		when_marked = t;
		setUnsaved();
		}
		
		
	public BigDecimal mark()
		{
		double	mark=	((double)right - (double)deductions) / (double)available;
			
		BigDecimal bigmark = new BigDecimal( Long.toString( Math.round( mark *  1000.0 ) ) );
		return bigmark.movePointLeft( 1 );
		}
	
	}