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The Apache Commons Codec package contains simple encoder and decoders for
various formats such as Base64 and Hexadecimal. In addition to these
widely used encoders and decoders, the codec package also maintains a
collection of phonetic encoding utilities.
/*
* ====================================================================
* 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.usermodel;
import java.util.HashMap;
import java.util.Map;
import org.apache.poi.ss.formula.FormulaShifter;
import org.apache.poi.ss.formula.ptg.Ptg;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.util.Beta;
@Beta
public abstract class RangeCopier {
private Sheet sourceSheet;
private Sheet destSheet;
private FormulaShifter horizontalFormulaShifter;
private FormulaShifter verticalFormulaShifter;
public RangeCopier(Sheet sourceSheet, Sheet destSheet) {
this.sourceSheet = sourceSheet;
this.destSheet = destSheet;
}
public RangeCopier(Sheet sheet) {
this(sheet, sheet);
}
/** Uses input pattern to tile destination region, overwriting existing content. Works in following manner :
* 1.Start from top-left of destination.
* 2.Paste source but only inside of destination borders.
* 3.If there is space left on right or bottom side of copy, process it as in step 2.
* @param tilePatternRange source range which should be copied in tiled manner
* @param tileDestRange destination range, which should be overridden
*/
public void copyRange(CellRangeAddress tilePatternRange, CellRangeAddress tileDestRange) {
copyRange(tilePatternRange, tileDestRange, false, false);
}
/** Uses input pattern to tile destination region, overwriting existing content. Works in following manner :
* 1.Start from top-left of destination.
* 2.Paste source but only inside of destination borders.
* 3.If there is space left on right or bottom side of copy, process it as in step 2.
* @param tilePatternRange source range which should be copied in tiled manner
* @param tileDestRange destination range, which should be overridden
* @param copyStyles whether to copy the cell styles
* @param copyMergedRanges whether to copy merged ranges
* @since 5.0.0
*/
public void copyRange(CellRangeAddress tilePatternRange, CellRangeAddress tileDestRange, boolean copyStyles, boolean copyMergedRanges) {
Sheet sourceCopy = sourceSheet.getWorkbook().cloneSheet(sourceSheet.getWorkbook().getSheetIndex(sourceSheet));
Map styleMap = copyStyles ? new HashMap() {} : null;
int sourceWidthMinus1 = tilePatternRange.getLastColumn() - tilePatternRange.getFirstColumn();
int sourceHeightMinus1 = tilePatternRange.getLastRow() - tilePatternRange.getFirstRow();
int rightLimitToCopy;
int bottomLimitToCopy;
int nextRowIndexToCopy = tileDestRange.getFirstRow();
do {
int nextCellIndexInRowToCopy = tileDestRange.getFirstColumn();
int heightToCopyMinus1 = Math.min(sourceHeightMinus1, tileDestRange.getLastRow() - nextRowIndexToCopy);
bottomLimitToCopy = tilePatternRange.getFirstRow() + heightToCopyMinus1;
do {
int widthToCopyMinus1 = Math.min(sourceWidthMinus1, tileDestRange.getLastColumn() - nextCellIndexInRowToCopy);
rightLimitToCopy = tilePatternRange.getFirstColumn() + widthToCopyMinus1;
CellRangeAddress rangeToCopy = new CellRangeAddress(
tilePatternRange.getFirstRow(), bottomLimitToCopy,
tilePatternRange.getFirstColumn(), rightLimitToCopy
);
copyRange(rangeToCopy, nextCellIndexInRowToCopy - rangeToCopy.getFirstColumn(), nextRowIndexToCopy - rangeToCopy.getFirstRow(), sourceCopy, styleMap);
nextCellIndexInRowToCopy += widthToCopyMinus1 + 1;
} while (nextCellIndexInRowToCopy <= tileDestRange.getLastColumn());
nextRowIndexToCopy += heightToCopyMinus1 + 1;
} while (nextRowIndexToCopy <= tileDestRange.getLastRow());
if (copyMergedRanges) {
sourceSheet.getMergedRegions().forEach((mergedRangeAddress) -> destSheet.addMergedRegion(mergedRangeAddress));
}
int tempCopyIndex = sourceSheet.getWorkbook().getSheetIndex(sourceCopy);
sourceSheet.getWorkbook().removeSheetAt(tempCopyIndex);
}
private void copyRange(CellRangeAddress sourceRange, int deltaX, int deltaY, Sheet sourceClone, Map styleMap) { //NOSONAR, it's a bit complex but monolith method, does not make much sense to divide it
if(deltaX != 0)
horizontalFormulaShifter = FormulaShifter.createForColumnCopy(sourceSheet.getWorkbook().getSheetIndex(sourceSheet),
sourceSheet.getSheetName(), sourceRange.getFirstColumn(), sourceRange.getLastColumn(), deltaX, sourceSheet.getWorkbook().getSpreadsheetVersion());
if(deltaY != 0)
verticalFormulaShifter = FormulaShifter.createForRowCopy(sourceSheet.getWorkbook().getSheetIndex(sourceSheet),
sourceSheet.getSheetName(), sourceRange.getFirstRow(), sourceRange.getLastRow(), deltaY, sourceSheet.getWorkbook().getSpreadsheetVersion());
for(int rowNo = sourceRange.getFirstRow(); rowNo <= sourceRange.getLastRow(); rowNo++) {
// copy from source copy, original source might be overridden in process!
Row sourceRow = sourceClone.getRow(rowNo);
if(sourceRow == null) {
continue;
}
for (int columnIndex = sourceRange.getFirstColumn(); columnIndex <= sourceRange.getLastColumn(); columnIndex++) {
Cell sourceCell = sourceRow.getCell(columnIndex);
if(sourceCell == null)
continue;
Row destRow = destSheet.getRow(rowNo + deltaY);
if(destRow == null)
destRow = destSheet.createRow(rowNo + deltaY);
Cell newCell = destRow.getCell(columnIndex + deltaX);
if(newCell == null) {
newCell = destRow.createCell(columnIndex + deltaX);
}
cloneCellContent(sourceCell, newCell, styleMap);
if(newCell.getCellType() == CellType.FORMULA)
adjustCellReferencesInsideFormula(newCell, destSheet, deltaX, deltaY);
}
}
}
protected abstract void adjustCellReferencesInsideFormula(Cell cell, Sheet destSheet, int deltaX, int deltaY); // this part is different for HSSF and XSSF
protected boolean adjustInBothDirections(Ptg[] ptgs, int sheetIndex, int deltaX, int deltaY) {
boolean adjustSucceeded = true;
if(deltaY != 0)
adjustSucceeded = verticalFormulaShifter.adjustFormula(ptgs, sheetIndex);
if(deltaX != 0)
adjustSucceeded = adjustSucceeded && horizontalFormulaShifter.adjustFormula(ptgs, sheetIndex);
return adjustSucceeded;
}
// TODO clone some more properties ?
public static void cloneCellContent(Cell srcCell, Cell destCell, Map styleMap) {
if(styleMap != null) {
if(srcCell.getSheet().getWorkbook() == destCell.getSheet().getWorkbook()){
destCell.setCellStyle(srcCell.getCellStyle());
} else {
int stHashCode = srcCell.getCellStyle().hashCode();
CellStyle newCellStyle = styleMap.get(stHashCode);
if(newCellStyle == null){
newCellStyle = destCell.getSheet().getWorkbook().createCellStyle();
newCellStyle.cloneStyleFrom(srcCell.getCellStyle());
styleMap.put(stHashCode, newCellStyle);
}
destCell.setCellStyle(newCellStyle);
}
}
switch(srcCell.getCellType()) {
case STRING:
destCell.setCellValue(srcCell.getStringCellValue());
break;
case NUMERIC:
destCell.setCellValue(srcCell.getNumericCellValue());
break;
case BLANK:
destCell.setBlank();
break;
case BOOLEAN:
destCell.setCellValue(srcCell.getBooleanCellValue());
break;
case ERROR:
destCell.setCellErrorValue(srcCell.getErrorCellValue());
break;
case FORMULA:
String oldFormula = srcCell.getCellFormula();
destCell.setCellFormula(oldFormula);
break;
default:
break;
}
}
}