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/************************************************************************
* FunctionLookup.java
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* 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
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2001 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
package org.openoffice.xmerge.converter.xml.sxc.pexcel.records.formula;
import org.openoffice.xmerge.util.Debug;
import java.util.HashMap;
public class FunctionLookup implements SymbolLookup {
private static HashMap stringToArgs = null;
private static HashMap stringToID = null;
private static HashMap idToString = null;
/**
* The default constructor - invokes {@link #initialize() initialize()}
*/
public FunctionLookup() {
initialize();
}
/**
* Initialize the lookup table for functions
*/
public synchronized void initialize() {
if ((stringToID != null) || (idToString != null) || (stringToArgs !=null)) {
return;
}
stringToID = new HashMap();
idToString = new HashMap();
stringToArgs = new HashMap();
// Functions with Variable number of Arguments
// Math and Trig
addEntry("SUM", TokenConstants.TSUM, -1);
addEntry("MIN", TokenConstants.TMIN, -1);
addEntry("PRODUCT", TokenConstants.TPRODUCT, -1);
addEntry("LOG", TokenConstants.TLOG, -1);
addEntry("SUMIF", TokenConstants.TSUMIF, -1);
addEntry("TRUNC", TokenConstants.TRUNC, -1);
// Financial
addEntry("DDB", TokenConstants.TDDB, -1);
addEntry("FV", TokenConstants.TFV, -1);
addEntry("IRR", TokenConstants.TIRR, -1);
addEntry("NPER", TokenConstants.TNPER, -1);
addEntry("NPV", TokenConstants.TNPV, -1);
addEntry("PMT", TokenConstants.TPMT, -1);
addEntry("PV", TokenConstants.TPV, -1);
addEntry("RATE", TokenConstants.TRATE, -1);
// Statistical
addEntry("AVERAGE", TokenConstants.TAVERAGE, -1);
addEntry("COUNT", TokenConstants.TCOUNT, -1);
addEntry("COUNTA", TokenConstants.TCOUNTA, -1);
addEntry("MAX", TokenConstants.TMAX, -1 );
addEntry("MIN", TokenConstants.TMIN, -1);
addEntry("STDEV", TokenConstants.TSTDEV, -1 );
addEntry("STDEVP", TokenConstants.TSTDEVP, -1 );
addEntry("VAR", TokenConstants.TVAR, -1);
addEntry("VARP", TokenConstants.TVARP, -1);
// Lookup
addEntry("CHOOSE", TokenConstants.TCHOOSE, -1);
addEntry("HLOOKUP", TokenConstants.THLOOKUP, -1);
addEntry("INDEX", TokenConstants.TINDEX, -1);
addEntry("MATCH", TokenConstants.TMATCH, -1) ;
addEntry("VLOOKUP", TokenConstants.TVLOOKUP, -1);
// Text
addEntry("RIGHT", TokenConstants.TRIGHT, -1);
addEntry("SUBSTITUTE", TokenConstants.TSUBSTITUTE, -1);
addEntry("FIND", TokenConstants.TFIND, -1);
addEntry("LEFT", TokenConstants.TLEFT, -1);
// Logical
addEntry("AND", TokenConstants.TAND, -1 );
addEntry("IF", TokenConstants.TIF, -1) ;
addEntry("OR", TokenConstants.TOR, -1);
// Functions with Fixed number of Arguments
// Math and Trig
addEntry("ABS", TokenConstants.TABS, 1);
addEntry("ACOS", TokenConstants.TACOS, 1);
addEntry("ASIN", TokenConstants.TASIN, 1);
addEntry("ATAN", TokenConstants.TATAN, 1);
addEntry("ATAN2", TokenConstants.TATAN2, 1);
addEntry("COS", TokenConstants.TCOS, 1);
addEntry("COUNTIF", TokenConstants.TCOUNTIF, 1);
addEntry("DEGREES", TokenConstants.TDEGREES, 1);
addEntry("EXP", TokenConstants.TEXP, 1);
addEntry("FACT", TokenConstants.TFACT, 1);
addEntry("INT", TokenConstants.TINTE, 1);
addEntry("LN", TokenConstants.TLN, 1);
addEntry("LOG10", TokenConstants.TLOG10, 1);
addEntry("MOD", TokenConstants.TMOD, 1);
addEntry("PI", TokenConstants.TPI, 0);
addEntry("POWER", TokenConstants.TPOWERF, 2);
addEntry("RADIANS", TokenConstants.TRADIANS, 1);
addEntry("RAND", TokenConstants.TRAND, 1);
addEntry("ROUND", TokenConstants.TROUND, 1);
addEntry("SQRT", TokenConstants.TSQRT, 1);
addEntry("TAN", TokenConstants.TTAN, 1);
addEntry("SIN", TokenConstants.TSIN, 1);
// Financial
addEntry("SLN", TokenConstants.TSLN, 3);
addEntry("SYD", TokenConstants.TSYD, 4);
// Date and Time
addEntry("DATE", TokenConstants.TDATE, 3);
addEntry("DATEVALUE", TokenConstants.TDATEVALUE, 1);
addEntry("DAY", TokenConstants.TDAY, 1);
addEntry("HOUR", TokenConstants.THOUR, 1);
addEntry("MINUTE", TokenConstants.TMINUTE, 1 );
addEntry("MONTH", TokenConstants.TMONTH, 1);
addEntry("NOW", TokenConstants.TNOW, 0);
addEntry("SECOND", TokenConstants.TSECOND, 1);
addEntry("TIME", TokenConstants.TTIME, 3);
addEntry("TIMEVALUE", TokenConstants.TTIMEVALUE, 1);
addEntry("YEAR", TokenConstants.TYEAR, 1);
// Statistical
addEntry("COUNTBLANK", TokenConstants.TCOUNTBLANK, 1);
// lookup
addEntry("COLUMNS", TokenConstants.TCOLUMNS, 1);
addEntry("ROWS", TokenConstants.TROWS, 1);
// Database
addEntry("DAVERAGE", TokenConstants.TDAVAERAGE, 3);
addEntry("DCOUNT", TokenConstants.TDCOUNT, 3);
addEntry("DCOUNTA", TokenConstants.TDCOUNTA, 2);
addEntry("DGET", TokenConstants.TDGET, 3);
addEntry("DMAX", TokenConstants.TDMAX, 3);
addEntry("DMIN", TokenConstants.TDMIN, 3);
addEntry("DPRODUCT", TokenConstants.TDPRODUCT, 3);
addEntry("DSTDEV", TokenConstants.TDSTDEV, 3);
addEntry("DSTDEVP", TokenConstants.TDSTDEVP, 3) ;
addEntry("DSUM", TokenConstants.TDSUM, 3);
addEntry("DVAR", TokenConstants.TDVAR, 3);
addEntry("DVARP", TokenConstants.TDVARP, 3);
// Text
addEntry("EXACT", TokenConstants.TEXACT, 2);
addEntry("LEN", TokenConstants.TLEN, 1);
addEntry("LOWER", TokenConstants.TLOWER, 1);
addEntry("MID", TokenConstants.TMID, 3); // ??????
addEntry("PROPER", TokenConstants.TPROPER, 1);
addEntry("REPLACE", TokenConstants.TREPLACE, 4);
addEntry("REPT", TokenConstants.TREPT, 2);
addEntry("T", TokenConstants.TT, 1);
addEntry("TRIM", TokenConstants.TRIM, 1);
addEntry("UPPER", TokenConstants.TUPPER, 1);
addEntry("VALUE", TokenConstants.TVALUE, 1);
// Logical
addEntry("FALSE", TokenConstants.TFALSE, 0);
addEntry("NOT", TokenConstants.TNOT, 1);
addEntry("TRUE", TokenConstants.TTRUE, 0);
// Informational
addEntry("ERRORTYPE", TokenConstants.TERRORTYPE, 1);
addEntry("ISBLANK", TokenConstants.TISBLANK, 1);
addEntry("ISERR", TokenConstants.TISERR, 1);
addEntry("ISERROR", TokenConstants.TISERROR, 1);
addEntry("ISLOGICAL", TokenConstants.TISLOGICAL, 1);
addEntry("ISNA", TokenConstants.TISNA, 1);
addEntry("ISNONTEXT", TokenConstants.TISNONTEXT, 1);
addEntry("ISNUMBER", TokenConstants.TISNUMBER, 1);
addEntry("ISTEXT", TokenConstants.TISTEXT, 1);
addEntry("N", TokenConstants.TN, 1);
addEntry("NA", TokenConstants.TNA, 0);
}
/**
* Associate a function with an identifier
* @param symbol The function string that will act as the key in the lookup table
* @param id The identifier for the function
*/
public void addEntry(String symbol, int id) {
Integer iObj = new Integer(id);
stringToID.put(symbol,iObj);
idToString.put(iObj,symbol);
}
/**
* Associate a function with an identifier and specifiy the number of arguments for that function
* @param symbol The function string that will act as the key in the lookup table
* @param id The identifier for the function
* @param args The number of arguments this function requires
*/
public void addEntry(String symbol, int id, int args) {
addEntry(symbol, id);
stringToArgs.put(symbol, new Integer(args));
}
/**
* Retrieve the function string associated with a given id
* @param id The identfier for the function
* @return The function string
*/
public String getStringFromID(int id) {
return (String)idToString.get(new Integer(id));
}
/**
* Retrieve the identifier associated with a given function
* @param symbol The function name
* @throws UnsupportedFunctionException Thown when the function is not found in the lookup table
* @return The identifier associated with this function in the lookup table.
*/
public int getIDFromString(String symbol) throws UnsupportedFunctionException {
Integer i = (Integer)stringToID.get(symbol);
if (i == null)
throw new UnsupportedFunctionException("Function '" + symbol + "' not supported by Pocket Excel");
return ((Integer)stringToID.get(symbol)).intValue();
}
/**
* Retrieve the number of arguments for this function
* @param symbol The function name
* @return The number of arguments required by this function
*/
public int getArgCountFromString(String symbol) {
return ((Integer)stringToArgs.get(symbol)).intValue();
}
}
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