| |
| /* ==================================================================== |
| Copyright 2003-2004 Apache Software Foundation |
| |
| Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| |
| /* |
| * AddPtg.java |
| * |
| * Created on October 29, 2001, 7:48 PM |
| */ |
| package org.apache.poi.hssf.record.formula; |
| |
| import java.util.List; |
| |
| import org.apache.poi.hssf.model.Workbook; |
| import org.apache.poi.hssf.record.RecordInputStream; |
| |
| /** |
| * Addition operator PTG the "+" binomial operator. If you need more |
| * explanation than that then well...We really can't help you here. |
| * @author Andrew C. Oliver (acoliver@apache.org) |
| * @author Jason Height (jheight at chariot dot net dot au) |
| */ |
| |
| public class AddPtg |
| extends OperationPtg |
| { |
| public final static int SIZE = 1; |
| public final static byte sid = 0x03; |
| |
| private final static String ADD = "+"; |
| |
| /** Creates new AddPtg */ |
| |
| public AddPtg() |
| { |
| } |
| |
| public AddPtg(RecordInputStream in) |
| { |
| |
| // doesn't need anything |
| } |
| |
| |
| public void writeBytes(byte [] array, int offset) |
| { |
| array[ offset + 0 ] = sid; |
| } |
| |
| public int getSize() |
| { |
| return SIZE; |
| } |
| |
| public int getType() |
| { |
| return TYPE_BINARY; |
| } |
| |
| public int getNumberOfOperands() |
| { |
| return 2; |
| } |
| |
| /** Implementation of method from Ptg */ |
| public String toFormulaString(Workbook book) |
| { |
| return "+"; |
| } |
| |
| /** implementation of method from OperationsPtg*/ |
| public String toFormulaString(String[] operands) { |
| StringBuffer buffer = new StringBuffer(); |
| |
| buffer.append(operands[ 0 ]); |
| buffer.append(ADD); |
| buffer.append(operands[ 1 ]); |
| return buffer.toString(); |
| } |
| |
| public byte getDefaultOperandClass() {return Ptg.CLASS_VALUE;} |
| |
| public Object clone() { |
| return new AddPtg(); |
| } |
| |
| } |