From b2bd33c3bfaf1cc4bbc99d07d13c7b9834762916 Mon Sep 17 00:00:00 2001 From: Avik Sengupta Date: Tue, 3 Jun 2003 12:42:09 +0000 Subject: [PATCH] Added read support for unary plus and minus. Parser to be updated for write support. git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/branches/REL_2_BRANCH@353117 13f79535-47bb-0310-9956-ffa450edef68 --- .../apache/poi/hssf/record/formula/Ptg.java | 6 + .../hssf/record/formula/UnaryMinusPtg.java | 127 ++++++++++++++++++ .../poi/hssf/record/formula/UnaryPlusPtg.java | 127 ++++++++++++++++++ 3 files changed, 260 insertions(+) create mode 100644 src/java/org/apache/poi/hssf/record/formula/UnaryMinusPtg.java create mode 100644 src/java/org/apache/poi/hssf/record/formula/UnaryPlusPtg.java diff --git a/src/java/org/apache/poi/hssf/record/formula/Ptg.java b/src/java/org/apache/poi/hssf/record/formula/Ptg.java index 3787d0056..7a6e094dc 100644 --- a/src/java/org/apache/poi/hssf/record/formula/Ptg.java +++ b/src/java/org/apache/poi/hssf/record/formula/Ptg.java @@ -307,6 +307,12 @@ public abstract class Ptg case MissingArgPtg.sid: retval = new MissingArgPtg(data,offset); break; + case UnaryPlusPtg.sid: + retval=new UnaryPlusPtg(data,offset); + break; + case UnaryMinusPtg.sid: + retval=new UnaryMinusPtg(data,offset); + break; default : diff --git a/src/java/org/apache/poi/hssf/record/formula/UnaryMinusPtg.java b/src/java/org/apache/poi/hssf/record/formula/UnaryMinusPtg.java new file mode 100644 index 000000000..6cbe9b64d --- /dev/null +++ b/src/java/org/apache/poi/hssf/record/formula/UnaryMinusPtg.java @@ -0,0 +1,127 @@ + +/* ==================================================================== + * The Apache Software License, Version 1.1 + * + * Copyright (c) 2003 The Apache Software Foundation. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. The end-user documentation included with the redistribution, + * if any, must include the following acknowledgment: + * "This product includes software developed by the + * Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, + * if and wherever such third-party acknowledgments normally appear. + * + * 4. The names "Apache" and "Apache Software Foundation" and + * "Apache POI" must not be used to endorse or promote products + * derived from this software without prior written permission. For + * written permission, please contact apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", + * "Apache POI", nor may "Apache" appear in their name, without + * prior written permission of the Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * ==================================================================== + * + * This software consists of voluntary contributions made by many + * individuals on behalf of the Apache Software Foundation. For more + * information on the Apache Software Foundation, please see + * . + */ +package org.apache.poi.hssf.record.formula; + +import java.util.List; + +import org.apache.poi.hssf.util.SheetReferences; + +/** + * Unary Plus operator + * does not have any effect on the operand + * @author Avik Sengupta + */ + +public class UnaryMinusPtg extends OperationPtg +{ + public final static int SIZE = 1; + public final static byte sid = 0x13; + + private final static String MINUS = "-"; + + /** Creates new AddPtg */ + + public UnaryMinusPtg() + { + } + + public UnaryMinusPtg(byte[] data, int offset) + { + + // doesn't need anything + } + + + public void writeBytes(byte [] array, int offset) + { + array[ offset + 0 ] = sid; + } + + public int getSize() + { + return SIZE; + } + + public int getType() + { + return this.TYPE_UNARY; + } + + public int getNumberOfOperands() + { + return 1; + } + + /** Implementation of method from Ptg */ + public String toFormulaString(SheetReferences refs) + { + return "+"; + } + + /** implementation of method from OperationsPtg*/ + public String toFormulaString(String[] operands) { + StringBuffer buffer = new StringBuffer(); + buffer.append(MINUS); + buffer.append(operands[ 0]); + return buffer.toString(); + } + + public byte getDefaultOperandClass() {return Ptg.CLASS_VALUE;} + + public Object clone() { + return new UnaryPlusPtg(); + } + +} diff --git a/src/java/org/apache/poi/hssf/record/formula/UnaryPlusPtg.java b/src/java/org/apache/poi/hssf/record/formula/UnaryPlusPtg.java new file mode 100644 index 000000000..cf2a5e8b9 --- /dev/null +++ b/src/java/org/apache/poi/hssf/record/formula/UnaryPlusPtg.java @@ -0,0 +1,127 @@ + +/* ==================================================================== + * The Apache Software License, Version 1.1 + * + * Copyright (c) 2003 The Apache Software Foundation. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. The end-user documentation included with the redistribution, + * if any, must include the following acknowledgment: + * "This product includes software developed by the + * Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, + * if and wherever such third-party acknowledgments normally appear. + * + * 4. The names "Apache" and "Apache Software Foundation" and + * "Apache POI" must not be used to endorse or promote products + * derived from this software without prior written permission. For + * written permission, please contact apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", + * "Apache POI", nor may "Apache" appear in their name, without + * prior written permission of the Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * ==================================================================== + * + * This software consists of voluntary contributions made by many + * individuals on behalf of the Apache Software Foundation. For more + * information on the Apache Software Foundation, please see + * . + */ +package org.apache.poi.hssf.record.formula; + +import java.util.List; + +import org.apache.poi.hssf.util.SheetReferences; + +/** + * Unary Plus operator + * does not have any effect on the operand + * @author Avik Sengupta + */ + +public class UnaryPlusPtg extends OperationPtg +{ + public final static int SIZE = 1; + public final static byte sid = 0x12; + + private final static String ADD = "+"; + + /** Creates new AddPtg */ + + public UnaryPlusPtg() + { + } + + public UnaryPlusPtg(byte[] data, int offset) + { + + // doesn't need anything + } + + + public void writeBytes(byte [] array, int offset) + { + array[ offset + 0 ] = sid; + } + + public int getSize() + { + return SIZE; + } + + public int getType() + { + return this.TYPE_UNARY; + } + + public int getNumberOfOperands() + { + return 1; + } + + /** Implementation of method from Ptg */ + public String toFormulaString(SheetReferences refs) + { + return "+"; + } + + /** implementation of method from OperationsPtg*/ + public String toFormulaString(String[] operands) { + StringBuffer buffer = new StringBuffer(); + buffer.append(ADD); + buffer.append(operands[ 0]); + return buffer.toString(); + } + + public byte getDefaultOperandClass() {return Ptg.CLASS_VALUE;} + + public Object clone() { + return new UnaryPlusPtg(); + } + +}