| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You 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. |
| ==================================================================== */ |
| |
| package org.apache.poi.ss.formula.eval; |
| |
| import org.apache.poi.ss.formula.SheetRange; |
| |
| /** |
| * Common base class for implementors of {@link RefEval} |
| */ |
| public abstract class RefEvalBase implements RefEval { |
| private final int _firstSheetIndex; |
| private final int _lastSheetIndex; |
| private final int _rowIndex; |
| private final int _columnIndex; |
| |
| protected RefEvalBase(SheetRange sheetRange, int rowIndex, int columnIndex) { |
| if (sheetRange == null) { |
| throw new IllegalArgumentException("sheetRange must not be null"); |
| } |
| _firstSheetIndex = sheetRange.getFirstSheetIndex(); |
| _lastSheetIndex = sheetRange.getLastSheetIndex(); |
| _rowIndex = rowIndex; |
| _columnIndex = columnIndex; |
| } |
| protected RefEvalBase(int firstSheetIndex, int lastSheetIndex, int rowIndex, int columnIndex) { |
| _firstSheetIndex = firstSheetIndex; |
| _lastSheetIndex = lastSheetIndex; |
| _rowIndex = rowIndex; |
| _columnIndex = columnIndex; |
| } |
| protected RefEvalBase(int onlySheetIndex, int rowIndex, int columnIndex) { |
| this(onlySheetIndex, onlySheetIndex, rowIndex, columnIndex); |
| } |
| |
| public int getNumberOfSheets() { |
| return _lastSheetIndex-_firstSheetIndex+1; |
| } |
| public int getFirstSheetIndex() { |
| return _firstSheetIndex; |
| } |
| public int getLastSheetIndex() { |
| return _lastSheetIndex; |
| } |
| public final int getRow() { |
| return _rowIndex; |
| } |
| public final int getColumn() { |
| return _columnIndex; |
| } |
| } |