/*********************************************************************
*
* Copyright (C) 2002 Andrew Khan
*
* This library 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 library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
***************************************************************************/
package jxl.biff.formula;
/**
* A cell reference in a formula
*/
class UnaryPlus extends UnaryOperator implements ParsedThing
{
/**
* Constructor
*/
public UnaryPlus()
{
}
public String getSymbol()
{
return "+";
}
/**
* Abstract method which gets the token for this operator
*
* @return the string symbol for this token
*/
Token getToken()
{
return Token.UNARY_PLUS;
}
/**
* Gets the precedence for this operator. Operator precedents run from
* 1 to 5, one being the highest, 5 being the lowest
*
* @return the operator precedence
*/
int getPrecedence()
{
return 2;
}
/**
* If this formula was on an imported sheet, check that
* cell references to another sheet are warned appropriately
* Does nothing, as operators don't have cell references
*/
void handleImportedCellReferences()
{
}
}
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