// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.aokeyhole.objects.support;

import org.litesoft.aokeyhole.objects.*;
import org.litesoft.aokeyhole.toolkit.*;

public abstract class PropertyIntPositiveMetaData extends PropertyMetaData
{
    public PropertyIntPositiveMetaData( String pName, String pDisplayLabel, Required pRequired, Integer pInitialValue )
    {
        super( pName, pDisplayLabel, DataType.INT_POSITIVE, pRequired, parse( pInitialValue ) );
    }

    @Override
    public Object validateAndNormalize( Object pValue )
            throws ParseException
    {
        return parse( pValue );
    }

    public static Object parse( Object pValue )
            throws ParseException
    {
        if ( pValue == null )
        {
            return pValue;
        }
        int iValue;
        if ( pValue instanceof Integer )
        {
            iValue = ((Integer) pValue);
        }
        else
        {
            String value = trimEmptyToNull( pValue.toString() );
            if ( value == null )
            {
                return value;
            }
            try
            {
                iValue = Integer.parseInt( value );
            }
            catch ( NumberFormatException e )
            {
                throw new ParseException( value + " is not a valid integer" );
            }
        }
        if ( iValue < 1 )
        {
            throw new ParseException( "" + iValue + " is not a positive integer" );
        }
        return iValue;
    }
}