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/* ====================================================================
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.xssf.usermodel;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.xml.namespace.QName;
import org.apache.poi.POIXMLDocumentPart;
import org.apache.poi.openxml4j.opc.PackagePart;
import org.apache.poi.openxml4j.opc.PackageRelationship;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.DataConsolidateFunction;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.util.AreaReference;
import org.apache.poi.ss.util.CellReference;
import org.apache.poi.util.Beta;
import org.apache.poi.util.Internal;
import org.apache.xmlbeans.XmlException;
import org.apache.xmlbeans.XmlOptions;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTCacheSource;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTColFields;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTDataField;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTDataFields;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTField;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTItems;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTLocation;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPageField;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPageFields;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPivotCacheDefinition;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPivotField;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPivotFields;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPivotTableDefinition;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPivotTableStyle;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTRowFields;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTWorksheetSource;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.STAxis;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.STDataConsolidateFunction;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.STItemType;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.STSourceType;
public class XSSFPivotTable extends POIXMLDocumentPart {
protected final static short CREATED_VERSION = 3;
protected final static short MIN_REFRESHABLE_VERSION = 3;
protected final static short UPDATED_VERSION = 3;
private CTPivotTableDefinition pivotTableDefinition;
private XSSFPivotCacheDefinition pivotCacheDefinition;
private XSSFPivotCache pivotCache;
private XSSFPivotCacheRecords pivotCacheRecords;
private Sheet parentSheet;
private Sheet dataSheet;
@Beta
protected XSSFPivotTable() {
super();
pivotTableDefinition = CTPivotTableDefinition.Factory.newInstance();
pivotCache = new XSSFPivotCache();
pivotCacheDefinition = new XSSFPivotCacheDefinition();
pivotCacheRecords = new XSSFPivotCacheRecords();
}
/**
* Creates an XSSFPivotTable representing the given package part and relationship.
* Should only be called when reading in an existing file.
*
* @param part - The package part that holds xml data representing this pivot table.
* @param rel - the relationship of the given package part in the underlying OPC package
*/
@Beta
protected XSSFPivotTable(PackagePart part, PackageRelationship rel) throws IOException {
super(part, rel);
readFrom(part.getInputStream());
}
@Beta
public void readFrom(InputStream is) throws IOException {
try {
XmlOptions options = new XmlOptions(DEFAULT_XML_OPTIONS);
//Removing root element
options.setLoadReplaceDocumentElement(null);
pivotTableDefinition = CTPivotTableDefinition.Factory.parse(is, options);
} catch (XmlException e) {
throw new IOException(e.getLocalizedMessage());
}
}
@Beta
public void setPivotCache(XSSFPivotCache pivotCache) {
this.pivotCache = pivotCache;
}
@Beta
public XSSFPivotCache getPivotCache() {
return pivotCache;
}
@Beta
public Sheet getParentSheet() {
return parentSheet;
}
@Beta
public void setParentSheet(XSSFSheet parentSheet) {
this.parentSheet = parentSheet;
}
@Beta
@Internal
public CTPivotTableDefinition getCTPivotTableDefinition() {
return pivotTableDefinition;
}
@Beta
@Internal
public void setCTPivotTableDefinition(CTPivotTableDefinition pivotTableDefinition) {
this.pivotTableDefinition = pivotTableDefinition;
}
@Beta
public XSSFPivotCacheDefinition getPivotCacheDefinition() {
return pivotCacheDefinition;
}
@Beta
public void setPivotCacheDefinition(XSSFPivotCacheDefinition pivotCacheDefinition) {
this.pivotCacheDefinition = pivotCacheDefinition;
}
@Beta
public XSSFPivotCacheRecords getPivotCacheRecords() {
return pivotCacheRecords;
}
@Beta
public void setPivotCacheRecords(XSSFPivotCacheRecords pivotCacheRecords) {
this.pivotCacheRecords = pivotCacheRecords;
}
@Beta
public Sheet getDataSheet() {
return dataSheet;
}
@Beta
private void setDataSheet(Sheet dataSheet) {
this.dataSheet = dataSheet;
}
@Beta
@Override
protected void commit() throws IOException {
XmlOptions xmlOptions = new XmlOptions(DEFAULT_XML_OPTIONS);
//Sets the pivotTableDefinition tag
xmlOptions.setSaveSyntheticDocumentElement(new QName(CTPivotTableDefinition.type.getName().
getNamespaceURI(), "pivotTableDefinition"));
PackagePart part = getPackagePart();
OutputStream out = part.getOutputStream();
pivotTableDefinition.save(out, xmlOptions);
out.close();
}
/**
* Set default values for the table definition.
*/
@Beta
protected void setDefaultPivotTableDefinition() {
//Not more than one until more created
pivotTableDefinition.setMultipleFieldFilters(false);
//Indentation increment for compact rows
pivotTableDefinition.setIndent(0);
//The pivot version which created the pivot cache set to default value
pivotTableDefinition.setCreatedVersion(CREATED_VERSION);
//Minimun version required to update the pivot cache
pivotTableDefinition.setMinRefreshableVersion(MIN_REFRESHABLE_VERSION);
//Version of the application which "updated the spreadsheet last"
pivotTableDefinition.setUpdatedVersion(UPDATED_VERSION);
//Titles shown at the top of each page when printed
pivotTableDefinition.setItemPrintTitles(true);
//Set autoformat properties
pivotTableDefinition.setUseAutoFormatting(true);
pivotTableDefinition.setApplyNumberFormats(false);
pivotTableDefinition.setApplyWidthHeightFormats(true);
pivotTableDefinition.setApplyAlignmentFormats(false);
pivotTableDefinition.setApplyPatternFormats(false);
pivotTableDefinition.setApplyFontFormats(false);
pivotTableDefinition.setApplyBorderFormats(false);
pivotTableDefinition.setCacheId(pivotCache.getCTPivotCache().getCacheId());
pivotTableDefinition.setName("PivotTable"+pivotTableDefinition.getCacheId());
pivotTableDefinition.setDataCaption("Values");
//Set the default style for the pivot table
CTPivotTableStyle style = pivotTableDefinition.addNewPivotTableStyleInfo();
style.setName("PivotStyleLight16");
style.setShowLastColumn(true);
style.setShowColStripes(false);
style.setShowRowStripes(false);
style.setShowColHeaders(true);
style.setShowRowHeaders(true);
}
protected AreaReference getPivotArea() {
AreaReference pivotArea = new AreaReference(getPivotCacheDefinition().
getCTPivotCacheDefinition().getCacheSource().getWorksheetSource().getRef());
return pivotArea;
}
/**
* Add a row label using data from the given column.
* @param columnIndex the index of the column to be used as row label.
*/
@Beta
public void addRowLabel(int columnIndex) {
AreaReference pivotArea = getPivotArea();
int lastRowIndex = pivotArea.getLastCell().getRow() - pivotArea.getFirstCell().getRow();
int lastColIndex = pivotArea.getLastCell().getCol() - pivotArea.getFirstCell().getCol();
if(columnIndex > lastColIndex) {
throw new IndexOutOfBoundsException();
}
CTPivotFields pivotFields = pivotTableDefinition.getPivotFields();
CTPivotField pivotField = CTPivotField.Factory.newInstance();
CTItems items = pivotField.addNewItems();
pivotField.setAxis(STAxis.AXIS_ROW);
pivotField.setShowAll(false);
for(int i = 0; i <= lastRowIndex; i++) {
items.addNewItem().setT(STItemType.DEFAULT);
}
items.setCount(items.sizeOfItemArray());
pivotFields.setPivotFieldArray(columnIndex, pivotField);
CTRowFields rowFields;
if(pivotTableDefinition.getRowFields() != null) {
rowFields = pivotTableDefinition.getRowFields();
} else {
rowFields = pivotTableDefinition.addNewRowFields();
}
rowFields.addNewField().setX(columnIndex);
rowFields.setCount(rowFields.sizeOfFieldArray());
}
@Beta
@SuppressWarnings("deprecation")
public List getRowLabelColumns() {
if (pivotTableDefinition.getRowFields() != null) {
List columnIndexes = new ArrayList();
for (CTField f : pivotTableDefinition.getRowFields().getFieldArray()) {
columnIndexes.add(f.getX());
}
return columnIndexes;
} else {
return Collections.emptyList();
}
}
/**
* Add a column label using data from the given column and specified function
* @param columnIndex the index of the column to be used as column label.
* @param function the function to be used on the data
* The following functions exists:
* Sum, Count, Average, Max, Min, Product, Count numbers, StdDev, StdDevp, Var, Varp
* @param valueFieldName the name of pivot table value field
*/
@Beta
public void addColumnLabel(DataConsolidateFunction function, int columnIndex, String valueFieldName) {
AreaReference pivotArea = getPivotArea();
int lastColIndex = pivotArea.getLastCell().getCol() - pivotArea.getFirstCell().getCol();
if(columnIndex > lastColIndex && columnIndex < 0) {
throw new IndexOutOfBoundsException();
}
addDataColumn(columnIndex, true);
addDataField(function, columnIndex, valueFieldName);
// colfield should be added for the second one.
if (pivotTableDefinition.getDataFields().getCount() == 2) {
CTColFields colFields;
if(pivotTableDefinition.getColFields() != null) {
colFields = pivotTableDefinition.getColFields();
} else {
colFields = pivotTableDefinition.addNewColFields();
}
colFields.addNewField().setX(-2);
colFields.setCount(colFields.sizeOfFieldArray());
}
}
/**
* Add a column label using data from the given column and specified function
* @param columnIndex the index of the column to be used as column label.
* @param function the function to be used on the data
* The following functions exists:
* Sum, Count, Average, Max, Min, Product, Count numbers, StdDev, StdDevp, Var, Varp
*/
@Beta
public void addColumnLabel(DataConsolidateFunction function, int columnIndex) {
addColumnLabel(function, columnIndex, function.getName());
}
/**
* Add data field with data from the given column and specified function.
* @param function the function to be used on the data
* @param index the index of the column to be used as column label.
* The following functions exists:
* Sum, Count, Average, Max, Min, Product, Count numbers, StdDev, StdDevp, Var, Varp
* @param valueFieldName the name of pivot table value field
*/
@Beta
private void addDataField(DataConsolidateFunction function, int columnIndex, String valueFieldName) {
AreaReference pivotArea = getPivotArea();
int lastColIndex = pivotArea.getLastCell().getCol() - pivotArea.getFirstCell().getCol();
if(columnIndex > lastColIndex && columnIndex < 0) {
throw new IndexOutOfBoundsException();
}
CTDataFields dataFields;
if(pivotTableDefinition.getDataFields() != null) {
dataFields = pivotTableDefinition.getDataFields();
} else {
dataFields = pivotTableDefinition.addNewDataFields();
}
CTDataField dataField = dataFields.addNewDataField();
dataField.setSubtotal(STDataConsolidateFunction.Enum.forInt(function.getValue()));
Cell cell = getDataSheet().getRow(pivotArea.getFirstCell().getRow()).getCell(columnIndex);
cell.setCellType(Cell.CELL_TYPE_STRING);
dataField.setName(valueFieldName);
dataField.setFld(columnIndex);
dataFields.setCount(dataFields.sizeOfDataFieldArray());
}
/**
* Add column containing data from the referenced area.
* @param columnIndex the index of the column containing the data
* @param isDataField true if the data should be displayed in the pivot table.
*/
@Beta
public void addDataColumn(int columnIndex, boolean isDataField) {
AreaReference pivotArea = getPivotArea();
int lastColIndex = pivotArea.getLastCell().getCol() - pivotArea.getFirstCell().getCol();
if(columnIndex > lastColIndex && columnIndex < 0) {
throw new IndexOutOfBoundsException();
}
CTPivotFields pivotFields = pivotTableDefinition.getPivotFields();
CTPivotField pivotField = CTPivotField.Factory.newInstance();
pivotField.setDataField(isDataField);
pivotField.setShowAll(false);
pivotFields.setPivotFieldArray(columnIndex, pivotField);
}
/**
* Add filter for the column with the corresponding index and cell value
* @param columnIndex index of column to filter on
*/
@Beta
public void addReportFilter(int columnIndex) {
AreaReference pivotArea = getPivotArea();
int lastColIndex = pivotArea.getLastCell().getCol() - pivotArea.getFirstCell().getCol();
int lastRowIndex = pivotArea.getLastCell().getRow() - pivotArea.getFirstCell().getRow();
if(columnIndex > lastColIndex && columnIndex < 0) {
throw new IndexOutOfBoundsException();
}
CTPivotFields pivotFields = pivotTableDefinition.getPivotFields();
CTPivotField pivotField = CTPivotField.Factory.newInstance();
CTItems items = pivotField.addNewItems();
pivotField.setAxis(STAxis.AXIS_PAGE);
pivotField.setShowAll(false);
for(int i = 0; i <= lastRowIndex; i++) {
items.addNewItem().setT(STItemType.DEFAULT);
}
items.setCount(items.sizeOfItemArray());
pivotFields.setPivotFieldArray(columnIndex, pivotField);
CTPageFields pageFields;
if (pivotTableDefinition.getPageFields()!= null) {
pageFields = pivotTableDefinition.getPageFields();
//Another filter has already been created
pivotTableDefinition.setMultipleFieldFilters(true);
} else {
pageFields = pivotTableDefinition.addNewPageFields();
}
CTPageField pageField = pageFields.addNewPageField();
pageField.setHier(-1);
pageField.setFld(columnIndex);
pageFields.setCount(pageFields.sizeOfPageFieldArray());
pivotTableDefinition.getLocation().setColPageCount(pageFields.getCount());
}
/**
* Creates cacheSource and workSheetSource for pivot table and sets the source reference as well assets the location of the pivot table
* @param source Source for data for pivot table
* @param position Position for pivot table in sheet
* @param sourceSheet Sheet where the source will be collected from
*/
@Beta
protected void createSourceReferences(AreaReference source, CellReference position, Sheet sourceSheet){
//Get cell one to the right and one down from position, add both to AreaReference and set pivot table location.
AreaReference destination = new AreaReference(position, new CellReference(position.getRow()+1, position.getCol()+1));
CTLocation location;
if(pivotTableDefinition.getLocation() == null) {
location = pivotTableDefinition.addNewLocation();
location.setFirstDataCol(1);
location.setFirstDataRow(1);
location.setFirstHeaderRow(1);
} else {
location = pivotTableDefinition.getLocation();
}
location.setRef(destination.formatAsString());
pivotTableDefinition.setLocation(location);
//Set source for the pivot table
CTPivotCacheDefinition cacheDef = getPivotCacheDefinition().getCTPivotCacheDefinition();
CTCacheSource cacheSource = cacheDef.addNewCacheSource();
cacheSource.setType(STSourceType.WORKSHEET);
CTWorksheetSource worksheetSource = cacheSource.addNewWorksheetSource();
worksheetSource.setSheet(sourceSheet.getSheetName());
setDataSheet(sourceSheet);
String[] firstCell = source.getFirstCell().getCellRefParts();
String[] lastCell = source.getLastCell().getCellRefParts();
worksheetSource.setRef(firstCell[2]+firstCell[1]+':'+lastCell[2]+lastCell[1]);
}
@Beta
protected void createDefaultDataColumns() {
CTPivotFields pivotFields;
if (pivotTableDefinition.getPivotFields() != null) {
pivotFields = pivotTableDefinition.getPivotFields();
} else {
pivotFields = pivotTableDefinition.addNewPivotFields();
}
AreaReference sourceArea = getPivotArea();
int firstColumn = sourceArea.getFirstCell().getCol();
int lastColumn = sourceArea.getLastCell().getCol();
CTPivotField pivotField;
for(int i = 0; i<=lastColumn-firstColumn; i++) {
pivotField = pivotFields.addNewPivotField();
pivotField.setDataField(false);
pivotField.setShowAll(false);
}
pivotFields.setCount(pivotFields.sizeOfPivotFieldArray());
}
}
