| /* ==================================================================== |
| 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; |
| |
| /** |
| * Abstracts a cell for the purpose of formula evaluation. This interface represents both formula |
| * and non-formula cells.<br/> |
| * |
| * Implementors of this class must implement {@link #hashCode()} and {@link #equals(Object)} |
| * to provide an <em>identity</em> relationship based on the underlying HSSF or XSSF cell <p/> |
| * |
| * For POI internal use only |
| * |
| * @author Josh Micich |
| */ |
| public interface EvaluationCell { |
| // consider method Object getUnderlyingCell() to reduce memory consumption in formula cell cache |
| EvaluationSheet getSheet(); |
| int getRowIndex(); |
| int getColumnIndex(); |
| int getCellType(); |
| |
| double getNumericCellValue(); |
| String getStringCellValue(); |
| boolean getBooleanCellValue(); |
| int getErrorCellValue(); |
| } |