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JExcelApi is a java library which provides the ability to read, write, and modify Microsoft Excel spreadsheets.
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/*********************************************************************
*
* Copyright (C) 2005 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;
/**
* Enumeration for formula error codes
*/
public class FormulaErrorCode
{
/**
* The error code
*/
private int errorCode;
/**
* The description
*/
private String description;
/**
* The list of error codes
*/
private static FormulaErrorCode[] codes = new FormulaErrorCode[0];
/**
* Constructor
*
* @param code the code
* @param desc the description
*/
FormulaErrorCode(int code, String desc)
{
errorCode = code;
description = desc;
FormulaErrorCode[] newcodes = new FormulaErrorCode[codes.length + 1];
System.arraycopy(codes, 0, newcodes, 0, codes.length);
newcodes[codes.length] = this;
codes = newcodes;
}
/**
* Accessor for the code
*
* @return the code
*/
public int getCode()
{
return errorCode;
}
/**
* Accessor for the description
*
* @return the description
*/
public String getDescription()
{
return description;
}
/**
* Gets the error type given just the code
*
* @param code the code to lookup
* @return the error type
*/
public static FormulaErrorCode getErrorCode(int code)
{
boolean found = false;
FormulaErrorCode ec = UNKNOWN;
for (int i = 0; i < codes.length && !found; i++)
{
if (codes[i].errorCode == code)
{
found = true;
ec = codes[i];
}
}
return ec;
}
/**
* Gets the error type given the string value
*
* @param code the code to lookup
* @return the error type
*/
public static FormulaErrorCode getErrorCode(String code)
{
boolean found = false;
FormulaErrorCode ec = UNKNOWN;
if (code == null || code.length() == 0)
{
return ec;
}
for (int i = 0; i < codes.length && !found; i++)
{
if (codes[i].description.equals(code))
{
found = true;
ec = codes[i];
}
}
return ec;
}
public static final FormulaErrorCode UNKNOWN =
new FormulaErrorCode(0xff, "?");
public static final FormulaErrorCode NULL =
new FormulaErrorCode(0x0, "#NULL!");
public static final FormulaErrorCode DIV0 =
new FormulaErrorCode(0x7, "#DIV/0!");
public static final FormulaErrorCode VALUE =
new FormulaErrorCode(0xf, "#VALUE!");
public static final FormulaErrorCode REF =
new FormulaErrorCode(0x17, "#REF!");
public static final FormulaErrorCode NAME =
new FormulaErrorCode(0x1d, "#NAME?");
public static final FormulaErrorCode NUM = new FormulaErrorCode(0x24,
"#NUM!");
public static final FormulaErrorCode NA = new FormulaErrorCode(0x2a,
"#N/A!");
}