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
This commit is contained in:
Avik Sengupta
parent
0e21588438
commit
b2bd33c3bf
@ -307,6 +307,12 @@ public abstract class Ptg
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case MissingArgPtg.sid:
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retval = new MissingArgPtg(data,offset);
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break;
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case UnaryPlusPtg.sid:
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retval=new UnaryPlusPtg(data,offset);
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break;
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case UnaryMinusPtg.sid:
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retval=new UnaryMinusPtg(data,offset);
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break;
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default :
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127
src/java/org/apache/poi/hssf/record/formula/UnaryMinusPtg.java
Normal file
127
src/java/org/apache/poi/hssf/record/formula/UnaryMinusPtg.java
Normal file
@ -0,0 +1,127 @@
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/* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2003 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Apache" and "Apache Software Foundation" and
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* "Apache POI" must not be used to endorse or promote products
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* derived from this software without prior written permission. For
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* written permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache",
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* "Apache POI", nor may "Apache" appear in their name, without
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* prior written permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.poi.hssf.record.formula;
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import java.util.List;
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import org.apache.poi.hssf.util.SheetReferences;
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/**
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* Unary Plus operator
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* does not have any effect on the operand
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* @author Avik Sengupta
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*/
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public class UnaryMinusPtg extends OperationPtg
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{
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public final static int SIZE = 1;
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public final static byte sid = 0x13;
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private final static String MINUS = "-";
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/** Creates new AddPtg */
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public UnaryMinusPtg()
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{
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}
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public UnaryMinusPtg(byte[] data, int offset)
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{
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// doesn't need anything
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}
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public void writeBytes(byte [] array, int offset)
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{
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array[ offset + 0 ] = sid;
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}
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public int getSize()
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{
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return SIZE;
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}
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public int getType()
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{
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return this.TYPE_UNARY;
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}
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public int getNumberOfOperands()
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{
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return 1;
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}
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/** Implementation of method from Ptg */
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public String toFormulaString(SheetReferences refs)
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{
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return "+";
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}
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/** implementation of method from OperationsPtg*/
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public String toFormulaString(String[] operands) {
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StringBuffer buffer = new StringBuffer();
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buffer.append(MINUS);
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buffer.append(operands[ 0]);
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return buffer.toString();
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}
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public byte getDefaultOperandClass() {return Ptg.CLASS_VALUE;}
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public Object clone() {
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return new UnaryPlusPtg();
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}
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}
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127
src/java/org/apache/poi/hssf/record/formula/UnaryPlusPtg.java
Normal file
127
src/java/org/apache/poi/hssf/record/formula/UnaryPlusPtg.java
Normal file
@ -0,0 +1,127 @@
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/* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2003 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Apache" and "Apache Software Foundation" and
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* "Apache POI" must not be used to endorse or promote products
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* derived from this software without prior written permission. For
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* written permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache",
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* "Apache POI", nor may "Apache" appear in their name, without
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* prior written permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
|
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.poi.hssf.record.formula;
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import java.util.List;
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import org.apache.poi.hssf.util.SheetReferences;
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/**
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* Unary Plus operator
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* does not have any effect on the operand
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* @author Avik Sengupta
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*/
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public class UnaryPlusPtg extends OperationPtg
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{
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public final static int SIZE = 1;
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public final static byte sid = 0x12;
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private final static String ADD = "+";
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/** Creates new AddPtg */
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public UnaryPlusPtg()
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{
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}
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public UnaryPlusPtg(byte[] data, int offset)
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{
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// doesn't need anything
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}
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public void writeBytes(byte [] array, int offset)
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{
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array[ offset + 0 ] = sid;
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}
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public int getSize()
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{
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return SIZE;
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}
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public int getType()
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{
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return this.TYPE_UNARY;
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}
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public int getNumberOfOperands()
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{
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return 1;
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}
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/** Implementation of method from Ptg */
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public String toFormulaString(SheetReferences refs)
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{
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return "+";
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}
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/** implementation of method from OperationsPtg*/
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public String toFormulaString(String[] operands) {
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StringBuffer buffer = new StringBuffer();
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buffer.append(ADD);
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buffer.append(operands[ 0]);
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return buffer.toString();
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}
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public byte getDefaultOperandClass() {return Ptg.CLASS_VALUE;}
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public Object clone() {
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return new UnaryPlusPtg();
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}
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}
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