diff options
Diffstat (limited to 'xmerge/java/org/openoffice/xmerge/converter/xml/sxc/pexcel/records/formula/Token.java')
-rw-r--r-- | xmerge/java/org/openoffice/xmerge/converter/xml/sxc/pexcel/records/formula/Token.java | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/xmerge/java/org/openoffice/xmerge/converter/xml/sxc/pexcel/records/formula/Token.java b/xmerge/java/org/openoffice/xmerge/converter/xml/sxc/pexcel/records/formula/Token.java deleted file mode 100644 index bfd9933936f5..000000000000 --- a/xmerge/java/org/openoffice/xmerge/converter/xml/sxc/pexcel/records/formula/Token.java +++ /dev/null @@ -1,154 +0,0 @@ -/************************************************************************ - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org 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 version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - - -package org.openoffice.xmerge.converter.xml.sxc.pexcel.records.formula; - - -import java.io.*; - -/** - * A Token is the basic building block of any formula. - * A Token can be of four types (Operator, Operand, Function with fixed - * arguments and function with a variable number of arguments. Each type can - * have numerous id's. Thetypes are define in <code>ParseToken</code> and the - * id's are defined in <code>TokenConstants</code>. The other member variables - * are priority which is returned from the <code>PrecedenceTable</code>, the - * value which is the String equivalent of the token (eg. "+", "$A$12", "SUM") - * and the number of arguments which is only valid for operators and functions. - * Tokens should never be created directly and instead are created by the - * <code>TokenFactory</code> - */ -public class Token implements ParseToken { - - private String value; - private int type; // operator, operand, function fixed, function variable - private int id; // cell reference, SUM, integer - private int priority; - private int numArgs=-1; - - public Token(String op, int type, int id, int args) { - this.value = op; - this.type = type; - this.id = id; - this.numArgs = args; - if(type==ParseToken.TOKEN_FUNCTION_VARIABLE) { - priority = PrecedenceTable.getPrecedence("FUNCTION"); - } else if(type==ParseToken.TOKEN_OPERATOR) { - priority = PrecedenceTable.getPrecedence(op); - } else { - priority = PrecedenceTable.getPrecedence("DEFAULT"); - } - } - - /** - * Checks if the current token is an operator - * - * @return A <code>boolean</code> result of the comaparison - */ - public boolean isOperator() { - return type == ParseToken.TOKEN_OPERATOR; - } - - /** - * Checks if the current token is an operand - * - * @return A <code>boolean</code> result of the comaparison - */ - public boolean isOperand() { - return type == ParseToken.TOKEN_OPERAND; - } - - /** - * Checks if the current token is a function - * - * @return A <code>boolean</code> result of the comaparison - */ - public boolean isFunction() { - return (type==ParseToken.TOKEN_FUNCTION_FIXED) || (type==ParseToken.TOKEN_FUNCTION_VARIABLE); - } - - /** - * Returns the token type. This can be one of four values (TOKEN_OPERATOR, - * TOKEN_OPERAND, TOKEN_FUNCTION_FIXED, TOKEN_FUNCTION_VARIABLE) defined in - * <code>ParseToken</code> - * - * @return A <code>boolean</code> result of the comparison - */ - public int getTokenType() { - - return type; - } - - /** - * Returns the ID of this token. This ID is equivalent to the pexcel hex - * value and is defined in <code>ParseToken</code> - * - * @return Returns the id of this token - */ - public int getTokenID() { - - return id; - } - - /** - * Returns the <code>String</code> equivalent of this token - * - * @return The <code>String</code> representing this Token - */ - public String getValue() { - return value; - } - - /** - * Returns the number of arguments if this token represents an operator or - * function. Otherwise returns -1. - * - * @return The number of arguments - */ - public int getNumArgs() { - return numArgs; - } - - /** - * Checks if the current token is an operator - * - * @return A <code>boolean</code> result of the comparison - */ - public int getTokenPriority() { - return priority; - } - - /** - * Returns the <code>String</code> equivalent of this token - * - * @return The <code>String</code> representing this Token - */ - public String toString() { - return getValue(); - } -} |