Bug 410905 ISODate to DateTime
data/org.eclipse.birt.data.oda.mongodb/src/org/eclipse/birt/data/oda/mongodb/impl/MDbResultSet.java
{
        return getBoolean( findFieldName(index) );
    }
    /* (non-Javadoc)
     * @see org.eclipse.datatools.connectivity.oda.IResultSet#getBoolean(java.lang.String)
     */
    public boolean getBoolean( String columnName ) throws OdaException
    {
        Object columnValue = getFieldValue( columnName );
        columnValue = tryConvertToDataType( columnValue, Boolean.class );
        if( columnValue instanceof Boolean )
            return (Boolean)columnValue;
        if( columnValue instanceof List )
            return (Boolean)getFirstFieldValue( (List<?>)columnValue, Boolean.class, 
                                    columnName );
        
        if( columnValue != null && getLogger().isLoggable( Level.FINE ) )
            getLogger().fine( 
                Messages.bind( "Unable to get boolean value from the {0} field, whose fetched value is of {1} data type.",  
                        columnName, columnValue.getClass().getSimpleName() ));
        return false;
    }
    
    /* (non-Javadoc)
     * @see org.eclipse.datatools.connectivity.oda.IResultSet#getObject(int)
     */
    public Object getObject( int index ) throws OdaException
    {
        return getObject( findFieldName(index) );
    }