1812 lines
64 KiB
Java
1812 lines
64 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.usermodel;
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import java.io.ByteArrayInputStream;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.PrintWriter;
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import java.util.ArrayList;
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import java.util.Hashtable;
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import java.util.Iterator;
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import java.util.List;
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import java.util.regex.Pattern;
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import org.apache.poi.POIDocument;
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import org.apache.poi.ddf.EscherBSERecord;
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import org.apache.poi.ddf.EscherBitmapBlip;
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import org.apache.poi.ddf.EscherBlipRecord;
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import org.apache.poi.ddf.EscherRecord;
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import org.apache.poi.hssf.OldExcelFormatException;
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import org.apache.poi.hssf.model.HSSFFormulaParser;
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import org.apache.poi.hssf.model.InternalSheet;
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import org.apache.poi.hssf.model.InternalWorkbook;
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import org.apache.poi.hssf.model.RecordStream;
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import org.apache.poi.hssf.model.DrawingManager2;
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import org.apache.poi.hssf.record.*;
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import org.apache.poi.hssf.record.aggregates.RecordAggregate.RecordVisitor;
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import org.apache.poi.hssf.record.common.UnicodeString;
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import org.apache.poi.hssf.util.CellReference;
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import org.apache.poi.poifs.filesystem.DirectoryNode;
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import org.apache.poi.poifs.filesystem.POIFSFileSystem;
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import org.apache.poi.ss.formula.FormulaShifter;
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import org.apache.poi.ss.formula.FormulaType;
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import org.apache.poi.ss.formula.SheetNameFormatter;
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import org.apache.poi.ss.formula.ptg.Area3DPtg;
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import org.apache.poi.ss.formula.ptg.MemFuncPtg;
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import org.apache.poi.ss.formula.ptg.Ptg;
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import org.apache.poi.ss.formula.ptg.UnionPtg;
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import org.apache.poi.ss.formula.udf.AggregatingUDFFinder;
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import org.apache.poi.ss.formula.udf.UDFFinder;
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import org.apache.poi.ss.usermodel.Row.MissingCellPolicy;
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import org.apache.poi.ss.util.WorkbookUtil;
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import org.apache.poi.util.POILogFactory;
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import org.apache.poi.util.POILogger;
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import org.apache.commons.codec.digest.DigestUtils;
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/**
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* High level representation of a workbook. This is the first object most users
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* will construct whether they are reading or writing a workbook. It is also the
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* top level object for creating new sheets/etc.
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*
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* @see org.apache.poi.hssf.model.InternalWorkbook
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* @see org.apache.poi.hssf.usermodel.HSSFSheet
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* @author Andrew C. Oliver (acoliver at apache dot org)
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* @author Glen Stampoultzis (glens at apache.org)
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* @author Shawn Laubach (slaubach at apache dot org)
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*/
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public final class HSSFWorkbook extends POIDocument implements org.apache.poi.ss.usermodel.Workbook {
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private static final Pattern COMMA_PATTERN = Pattern.compile(",");
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private static final int MAX_ROW = 0xFFFF;
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private static final short MAX_COLUMN = (short)0x00FF;
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/**
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* The maximum number of cell styles in a .xls workbook.
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* The 'official' limit is 4,000, but POI allows a slightly larger number.
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* This extra delta takes into account built-in styles that are automatically
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* created for new workbooks
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*
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* See http://office.microsoft.com/en-us/excel-help/excel-specifications-and-limits-HP005199291.aspx
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*/
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private static final int MAX_STYLES = 4030;
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private static final int DEBUG = POILogger.DEBUG;
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/**
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* used for compile-time performance/memory optimization. This determines the
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* initial capacity for the sheet collection. Its currently set to 3.
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* Changing it in this release will decrease performance
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* since you're never allowed to have more or less than three sheets!
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*/
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public final static int INITIAL_CAPACITY = 3;
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/**
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* this is the reference to the low level Workbook object
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*/
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private InternalWorkbook workbook;
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/**
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* this holds the HSSFSheet objects attached to this workbook
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*/
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protected List<HSSFSheet> _sheets;
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/**
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* this holds the HSSFName objects attached to this workbook
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*/
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private ArrayList<HSSFName> names;
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/**
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* this holds the HSSFFont objects attached to this workbook.
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* We only create these from the low level records as required.
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*/
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private Hashtable fonts;
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/**
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* holds whether or not to preserve other nodes in the POIFS. Used
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* for macros and embedded objects.
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*/
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private boolean preserveNodes;
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/**
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* Used to keep track of the data formatter so that all
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* createDataFormatter calls return the same one for a given
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* book. This ensures that updates from one places is visible
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* someplace else.
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*/
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private HSSFDataFormat formatter;
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/**
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* The policy to apply in the event of missing or
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* blank cells when fetching from a row.
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* See {@link MissingCellPolicy}
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*/
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private MissingCellPolicy missingCellPolicy = HSSFRow.RETURN_NULL_AND_BLANK;
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private static POILogger log = POILogFactory.getLogger(HSSFWorkbook.class);
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/**
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* The locator of user-defined functions.
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* By default includes functions from the Excel Analysis Toolpack
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*/
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private UDFFinder _udfFinder = UDFFinder.DEFAULT;
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public static HSSFWorkbook create(InternalWorkbook book) {
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return new HSSFWorkbook(book);
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}
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/**
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* Creates new HSSFWorkbook from scratch (start here!)
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*
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*/
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public HSSFWorkbook() {
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this(InternalWorkbook.createWorkbook());
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}
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private HSSFWorkbook(InternalWorkbook book) {
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super((DirectoryNode)null);
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workbook = book;
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_sheets = new ArrayList<HSSFSheet>(INITIAL_CAPACITY);
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names = new ArrayList<HSSFName>(INITIAL_CAPACITY);
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}
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public HSSFWorkbook(POIFSFileSystem fs) throws IOException {
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this(fs,true);
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}
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/**
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* given a POI POIFSFileSystem object, read in its Workbook and populate the high and
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* low level models. If you're reading in a workbook...start here.
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*
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* @param fs the POI filesystem that contains the Workbook stream.
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* @param preserveNodes whether to preseve other nodes, such as
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* macros. This takes more memory, so only say yes if you
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* need to. If set, will store all of the POIFSFileSystem
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* in memory
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* @see org.apache.poi.poifs.filesystem.POIFSFileSystem
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* @exception IOException if the stream cannot be read
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*/
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public HSSFWorkbook(POIFSFileSystem fs, boolean preserveNodes)
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throws IOException
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{
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this(fs.getRoot(), fs, preserveNodes);
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}
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/**
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* Normally, the Workbook will be in a POIFS Stream
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* called "Workbook". However, some weird XLS generators use "WORKBOOK"
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*/
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private static final String[] WORKBOOK_DIR_ENTRY_NAMES = {
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"Workbook", // as per BIFF8 spec
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"WORKBOOK",
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};
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private static String getWorkbookDirEntryName(DirectoryNode directory) {
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String[] potentialNames = WORKBOOK_DIR_ENTRY_NAMES;
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for (int i = 0; i < potentialNames.length; i++) {
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String wbName = potentialNames[i];
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try {
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directory.getEntry(wbName);
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return wbName;
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} catch (FileNotFoundException e) {
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// continue - to try other options
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}
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}
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// check for previous version of file format
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try {
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directory.getEntry("Book");
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throw new OldExcelFormatException("The supplied spreadsheet seems to be Excel 5.0/7.0 (BIFF5) format. "
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+ "POI only supports BIFF8 format (from Excel versions 97/2000/XP/2003)");
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} catch (FileNotFoundException e) {
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// fall through
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}
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throw new IllegalArgumentException("The supplied POIFSFileSystem does not contain a BIFF8 'Workbook' entry. "
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+ "Is it really an excel file?");
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}
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/**
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* given a POI POIFSFileSystem object, and a specific directory
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* within it, read in its Workbook and populate the high and
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* low level models. If you're reading in a workbook...start here.
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*
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* @param directory the POI filesystem directory to process from
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* @param fs the POI filesystem that contains the Workbook stream.
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* @param preserveNodes whether to preseve other nodes, such as
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* macros. This takes more memory, so only say yes if you
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* need to. If set, will store all of the POIFSFileSystem
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* in memory
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* @see org.apache.poi.poifs.filesystem.POIFSFileSystem
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* @exception IOException if the stream cannot be read
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*/
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public HSSFWorkbook(DirectoryNode directory, POIFSFileSystem fs, boolean preserveNodes)
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throws IOException
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{
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this(directory, preserveNodes);
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}
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/**
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* given a POI POIFSFileSystem object, and a specific directory
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* within it, read in its Workbook and populate the high and
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* low level models. If you're reading in a workbook...start here.
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*
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* @param directory the POI filesystem directory to process from
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* @param preserveNodes whether to preseve other nodes, such as
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* macros. This takes more memory, so only say yes if you
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* need to. If set, will store all of the POIFSFileSystem
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* in memory
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* @see org.apache.poi.poifs.filesystem.POIFSFileSystem
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* @exception IOException if the stream cannot be read
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*/
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public HSSFWorkbook(DirectoryNode directory, boolean preserveNodes)
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throws IOException
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{
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super(directory);
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String workbookName = getWorkbookDirEntryName(directory);
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this.preserveNodes = preserveNodes;
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// If we're not preserving nodes, don't track the
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// POIFS any more
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if(! preserveNodes) {
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this.directory = null;
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}
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_sheets = new ArrayList<HSSFSheet>(INITIAL_CAPACITY);
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names = new ArrayList<HSSFName>(INITIAL_CAPACITY);
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// Grab the data from the workbook stream, however
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// it happens to be spelled.
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InputStream stream = directory.createDocumentInputStream(workbookName);
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List<Record> records = RecordFactory.createRecords(stream);
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workbook = InternalWorkbook.createWorkbook(records);
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setPropertiesFromWorkbook(workbook);
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int recOffset = workbook.getNumRecords();
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int sheetNum = 0;
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// convert all LabelRecord records to LabelSSTRecord
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convertLabelRecords(records, recOffset);
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RecordStream rs = new RecordStream(records, recOffset);
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while (rs.hasNext()) {
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InternalSheet sheet = InternalSheet.createSheet(rs);
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_sheets.add(new HSSFSheet(this, sheet));
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}
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for (int i = 0 ; i < workbook.getNumNames() ; ++i){
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NameRecord nameRecord = workbook.getNameRecord(i);
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HSSFName name = new HSSFName(this, nameRecord, workbook.getNameCommentRecord(nameRecord));
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names.add(name);
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}
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}
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public HSSFWorkbook(InputStream s) throws IOException {
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this(s,true);
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}
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/**
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* Companion to HSSFWorkbook(POIFSFileSystem), this constructs the POI filesystem around your
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* inputstream.
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*
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* @param s the POI filesystem that contains the Workbook stream.
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* @param preserveNodes whether to preseve other nodes, such as
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* macros. This takes more memory, so only say yes if you
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* need to.
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* @see org.apache.poi.poifs.filesystem.POIFSFileSystem
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* @see #HSSFWorkbook(POIFSFileSystem)
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* @exception IOException if the stream cannot be read
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*/
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public HSSFWorkbook(InputStream s, boolean preserveNodes)
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throws IOException
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{
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this(new POIFSFileSystem(s), preserveNodes);
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}
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/**
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* used internally to set the workbook properties.
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*/
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private void setPropertiesFromWorkbook(InternalWorkbook book)
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{
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this.workbook = book;
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// none currently
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}
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/**
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* This is basically a kludge to deal with the now obsolete Label records. If
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* you have to read in a sheet that contains Label records, be aware that the rest
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* of the API doesn't deal with them, the low level structure only provides read-only
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* semi-immutable structures (the sets are there for interface conformance with NO
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* impelmentation). In short, you need to call this function passing it a reference
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* to the Workbook object. All labels will be converted to LabelSST records and their
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* contained strings will be written to the Shared String tabel (SSTRecord) within
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* the Workbook.
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*
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* @param records a collection of sheet's records.
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* @param offset the offset to search at
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* @see org.apache.poi.hssf.record.LabelRecord
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* @see org.apache.poi.hssf.record.LabelSSTRecord
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* @see org.apache.poi.hssf.record.SSTRecord
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*/
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private void convertLabelRecords(List records, int offset)
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{
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if (log.check( POILogger.DEBUG ))
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log.log(POILogger.DEBUG, "convertLabelRecords called");
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for (int k = offset; k < records.size(); k++)
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{
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Record rec = ( Record ) records.get(k);
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if (rec.getSid() == LabelRecord.sid)
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{
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LabelRecord oldrec = ( LabelRecord ) rec;
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records.remove(k);
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LabelSSTRecord newrec = new LabelSSTRecord();
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int stringid =
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workbook.addSSTString(new UnicodeString(oldrec.getValue()));
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newrec.setRow(oldrec.getRow());
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newrec.setColumn(oldrec.getColumn());
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newrec.setXFIndex(oldrec.getXFIndex());
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newrec.setSSTIndex(stringid);
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records.add(k, newrec);
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}
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}
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if (log.check( POILogger.DEBUG ))
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log.log(POILogger.DEBUG, "convertLabelRecords exit");
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}
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/**
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* Retrieves the current policy on what to do when
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* getting missing or blank cells from a row.
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* The default is to return blank and null cells.
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* {@link MissingCellPolicy}
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*/
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public MissingCellPolicy getMissingCellPolicy() {
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return missingCellPolicy;
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}
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/**
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* Sets the policy on what to do when
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* getting missing or blank cells from a row.
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* This will then apply to all calls to
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* {@link HSSFRow#getCell(int)}}. See
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* {@link MissingCellPolicy}.
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* Note that this has no effect on any
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* iterators, only on when fetching Cells
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* by their column index.
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*/
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public void setMissingCellPolicy(MissingCellPolicy missingCellPolicy) {
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this.missingCellPolicy = missingCellPolicy;
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}
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/**
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* sets the order of appearance for a given sheet.
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*
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* @param sheetname the name of the sheet to reorder
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* @param pos the position that we want to insert the sheet into (0 based)
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*/
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public void setSheetOrder(String sheetname, int pos ) {
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int oldSheetIndex = getSheetIndex(sheetname);
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_sheets.add(pos,_sheets.remove(oldSheetIndex));
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workbook.setSheetOrder(sheetname, pos);
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FormulaShifter shifter = FormulaShifter.createForSheetShift(oldSheetIndex, pos);
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for (HSSFSheet sheet : _sheets) {
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sheet.getSheet().updateFormulasAfterCellShift(shifter, /* not used */ -1 );
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}
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workbook.updateNamesAfterCellShift(shifter);
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}
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private void validateSheetIndex(int index) {
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int lastSheetIx = _sheets.size() - 1;
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if (index < 0 || index > lastSheetIx) {
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throw new IllegalArgumentException("Sheet index ("
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+ index +") is out of range (0.." + lastSheetIx + ")");
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}
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}
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/**
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* Selects a single sheet. This may be different to
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* the 'active' sheet (which is the sheet with focus).
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*/
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public void setSelectedTab(int index) {
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validateSheetIndex(index);
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int nSheets = _sheets.size();
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for (int i=0; i<nSheets; i++) {
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getSheetAt(i).setSelected(i == index);
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}
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workbook.getWindowOne().setNumSelectedTabs((short)1);
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}
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/**
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* deprecated May 2008
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* @deprecated use setSelectedTab(int)
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*/
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public void setSelectedTab(short index) {
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setSelectedTab((int)index);
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}
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public void setSelectedTabs(int[] indexes) {
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for (int i = 0; i < indexes.length; i++) {
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validateSheetIndex(indexes[i]);
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}
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int nSheets = _sheets.size();
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for (int i=0; i<nSheets; i++) {
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boolean bSelect = false;
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for (int j = 0; j < indexes.length; j++) {
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if (indexes[j] == i) {
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bSelect = true;
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break;
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}
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}
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getSheetAt(i).setSelected(bSelect);
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}
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workbook.getWindowOne().setNumSelectedTabs((short)indexes.length);
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}
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/**
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* Convenience method to set the active sheet. The active sheet is is the sheet
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* which is currently displayed when the workbook is viewed in Excel.
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* 'Selected' sheet(s) is a distinct concept.
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*/
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public void setActiveSheet(int index) {
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validateSheetIndex(index);
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int nSheets = _sheets.size();
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for (int i=0; i<nSheets; i++) {
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getSheetAt(i).setActive(i == index);
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}
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workbook.getWindowOne().setActiveSheetIndex(index);
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}
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/**
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* gets the tab whose data is actually seen when the sheet is opened.
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* This may be different from the "selected sheet" since excel seems to
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* allow you to show the data of one sheet when another is seen "selected"
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* in the tabs (at the bottom).
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|
* @see org.apache.poi.hssf.usermodel.HSSFSheet#setSelected(boolean)
|
|
*/
|
|
public int getActiveSheetIndex() {
|
|
return workbook.getWindowOne().getActiveSheetIndex();
|
|
}
|
|
/**
|
|
* deprecated May 2008
|
|
* @deprecated - Misleading name - use getActiveSheetIndex()
|
|
*/
|
|
public short getSelectedTab() {
|
|
return (short) getActiveSheetIndex();
|
|
}
|
|
|
|
|
|
/**
|
|
* sets the first tab that is displayed in the list of tabs
|
|
* in excel.
|
|
* @param index
|
|
*/
|
|
public void setFirstVisibleTab(int index) {
|
|
workbook.getWindowOne().setFirstVisibleTab(index);
|
|
}
|
|
/**
|
|
* deprecated May 2008
|
|
* @deprecated - Misleading name - use setFirstVisibleTab()
|
|
*/
|
|
public void setDisplayedTab(short index) {
|
|
setFirstVisibleTab(index);
|
|
}
|
|
|
|
/**
|
|
* sets the first tab that is displayed in the list of tabs in excel.
|
|
*/
|
|
public int getFirstVisibleTab() {
|
|
return workbook.getWindowOne().getFirstVisibleTab();
|
|
}
|
|
/**
|
|
* deprecated May 2008
|
|
* @deprecated - Misleading name - use getFirstVisibleTab()
|
|
*/
|
|
public short getDisplayedTab() {
|
|
return (short) getFirstVisibleTab();
|
|
}
|
|
|
|
/**
|
|
* Set the sheet name.
|
|
*
|
|
* @param sheetIx number (0 based)
|
|
* @throws IllegalArgumentException if the name is null or invalid
|
|
* or workbook already contains a sheet with this name
|
|
* @see #createSheet(String)
|
|
* @see org.apache.poi.ss.util.WorkbookUtil#createSafeSheetName(String nameProposal)
|
|
*/
|
|
public void setSheetName(int sheetIx, String name) {
|
|
if (name == null) {
|
|
throw new IllegalArgumentException("sheetName must not be null");
|
|
}
|
|
|
|
if (workbook.doesContainsSheetName(name, sheetIx)) {
|
|
throw new IllegalArgumentException("The workbook already contains a sheet with this name");
|
|
}
|
|
validateSheetIndex(sheetIx);
|
|
workbook.setSheetName(sheetIx, name);
|
|
}
|
|
|
|
/**
|
|
* @return Sheet name for the specified index
|
|
*/
|
|
public String getSheetName(int sheetIndex) {
|
|
validateSheetIndex(sheetIndex);
|
|
return workbook.getSheetName(sheetIndex);
|
|
}
|
|
|
|
public boolean isHidden() {
|
|
return workbook.getWindowOne().getHidden();
|
|
}
|
|
|
|
public void setHidden(boolean hiddenFlag) {
|
|
workbook.getWindowOne().setHidden(hiddenFlag);
|
|
}
|
|
|
|
public boolean isSheetHidden(int sheetIx) {
|
|
validateSheetIndex(sheetIx);
|
|
return workbook.isSheetHidden(sheetIx);
|
|
}
|
|
|
|
public boolean isSheetVeryHidden(int sheetIx) {
|
|
validateSheetIndex(sheetIx);
|
|
return workbook.isSheetVeryHidden(sheetIx);
|
|
}
|
|
|
|
|
|
public void setSheetHidden(int sheetIx, boolean hidden) {
|
|
validateSheetIndex(sheetIx);
|
|
workbook.setSheetHidden(sheetIx, hidden);
|
|
}
|
|
|
|
public void setSheetHidden(int sheetIx, int hidden) {
|
|
validateSheetIndex(sheetIx);
|
|
WorkbookUtil.validateSheetState(hidden);
|
|
workbook.setSheetHidden(sheetIx, hidden);
|
|
}
|
|
|
|
/** Returns the index of the sheet by his name
|
|
* @param name the sheet name
|
|
* @return index of the sheet (0 based)
|
|
*/
|
|
public int getSheetIndex(String name){
|
|
return workbook.getSheetIndex(name);
|
|
}
|
|
|
|
/** Returns the index of the given sheet
|
|
* @param sheet the sheet to look up
|
|
* @return index of the sheet (0 based). <tt>-1</tt> if not found
|
|
*/
|
|
public int getSheetIndex(org.apache.poi.ss.usermodel.Sheet sheet) {
|
|
for(int i=0; i<_sheets.size(); i++) {
|
|
if(_sheets.get(i) == sheet) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* Returns the external sheet index of the sheet
|
|
* with the given internal index, creating one
|
|
* if needed.
|
|
* Used by some of the more obscure formula and
|
|
* named range things.
|
|
* @deprecated for POI internal use only (formula parsing). This method is likely to
|
|
* be removed in future versions of POI.
|
|
*/
|
|
public int getExternalSheetIndex(int internalSheetIndex) {
|
|
return workbook.checkExternSheet(internalSheetIndex);
|
|
}
|
|
/**
|
|
* @deprecated for POI internal use only (formula rendering). This method is likely to
|
|
* be removed in future versions of POI.
|
|
*/
|
|
public String findSheetNameFromExternSheet(int externSheetIndex){
|
|
// TODO - don't expose internal ugliness like externSheet indexes to the user model API
|
|
return workbook.findSheetNameFromExternSheet(externSheetIndex);
|
|
}
|
|
/**
|
|
* @deprecated for POI internal use only (formula rendering). This method is likely to
|
|
* be removed in future versions of POI.
|
|
*
|
|
* @param refIndex Index to REF entry in EXTERNSHEET record in the Link Table
|
|
* @param definedNameIndex zero-based to DEFINEDNAME or EXTERNALNAME record
|
|
* @return the string representation of the defined or external name
|
|
*/
|
|
public String resolveNameXText(int refIndex, int definedNameIndex) {
|
|
// TODO - make this less cryptic / move elsewhere
|
|
return workbook.resolveNameXText(refIndex, definedNameIndex);
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
* create an HSSFSheet for this HSSFWorkbook, adds it to the sheets and returns
|
|
* the high level representation. Use this to create new sheets.
|
|
*
|
|
* @return HSSFSheet representing the new sheet.
|
|
*/
|
|
|
|
public HSSFSheet createSheet()
|
|
{
|
|
HSSFSheet sheet = new HSSFSheet(this);
|
|
|
|
_sheets.add(sheet);
|
|
workbook.setSheetName(_sheets.size() - 1, "Sheet" + (_sheets.size() - 1));
|
|
boolean isOnlySheet = _sheets.size() == 1;
|
|
sheet.setSelected(isOnlySheet);
|
|
sheet.setActive(isOnlySheet);
|
|
return sheet;
|
|
}
|
|
|
|
/**
|
|
* create an HSSFSheet from an existing sheet in the HSSFWorkbook.
|
|
*
|
|
* @return HSSFSheet representing the cloned sheet.
|
|
*/
|
|
|
|
public HSSFSheet cloneSheet(int sheetIndex) {
|
|
validateSheetIndex(sheetIndex);
|
|
HSSFSheet srcSheet = _sheets.get(sheetIndex);
|
|
String srcName = workbook.getSheetName(sheetIndex);
|
|
HSSFSheet clonedSheet = srcSheet.cloneSheet(this);
|
|
clonedSheet.setSelected(false);
|
|
clonedSheet.setActive(false);
|
|
|
|
String name = getUniqueSheetName(srcName);
|
|
int newSheetIndex = _sheets.size();
|
|
_sheets.add(clonedSheet);
|
|
workbook.setSheetName(newSheetIndex, name);
|
|
|
|
// Check this sheet has an autofilter, (which has a built-in NameRecord at workbook level)
|
|
int filterDbNameIndex = findExistingBuiltinNameRecordIdx(sheetIndex, NameRecord.BUILTIN_FILTER_DB);
|
|
if (filterDbNameIndex != -1) {
|
|
NameRecord newNameRecord = workbook.cloneFilter(filterDbNameIndex, newSheetIndex);
|
|
HSSFName newName = new HSSFName(this, newNameRecord);
|
|
names.add(newName);
|
|
}
|
|
// TODO - maybe same logic required for other/all built-in name records
|
|
workbook.cloneDrawings(clonedSheet.getSheet());
|
|
|
|
return clonedSheet;
|
|
}
|
|
|
|
private String getUniqueSheetName(String srcName) {
|
|
int uniqueIndex = 2;
|
|
String baseName = srcName;
|
|
int bracketPos = srcName.lastIndexOf('(');
|
|
if (bracketPos > 0 && srcName.endsWith(")")) {
|
|
String suffix = srcName.substring(bracketPos + 1, srcName.length() - ")".length());
|
|
try {
|
|
uniqueIndex = Integer.parseInt(suffix.trim());
|
|
uniqueIndex++;
|
|
baseName=srcName.substring(0, bracketPos).trim();
|
|
} catch (NumberFormatException e) {
|
|
// contents of brackets not numeric
|
|
}
|
|
}
|
|
while (true) {
|
|
// Try and find the next sheet name that is unique
|
|
String index = Integer.toString(uniqueIndex++);
|
|
String name;
|
|
if (baseName.length() + index.length() + 2 < 31) {
|
|
name = baseName + " (" + index + ")";
|
|
} else {
|
|
name = baseName.substring(0, 31 - index.length() - 2) + "(" + index + ")";
|
|
}
|
|
|
|
//If the sheet name is unique, then set it otherwise move on to the next number.
|
|
if (workbook.getSheetIndex(name) == -1) {
|
|
return name;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a new sheet for this Workbook and return the high level representation.
|
|
* Use this to create new sheets.
|
|
*
|
|
* <p>
|
|
* Note that Excel allows sheet names up to 31 chars in length but other applications
|
|
* (such as OpenOffice) allow more. Some versions of Excel crash with names longer than 31 chars,
|
|
* others - truncate such names to 31 character.
|
|
* </p>
|
|
* <p>
|
|
* POI's SpreadsheetAPI silently truncates the input argument to 31 characters.
|
|
* Example:
|
|
*
|
|
* <pre><code>
|
|
* Sheet sheet = workbook.createSheet("My very long sheet name which is longer than 31 chars"); // will be truncated
|
|
* assert 31 == sheet.getSheetName().length();
|
|
* assert "My very long sheet name which i" == sheet.getSheetName();
|
|
* </code></pre>
|
|
* </p>
|
|
*
|
|
* Except the 31-character constraint, Excel applies some other rules:
|
|
* <p>
|
|
* Sheet name MUST be unique in the workbook and MUST NOT contain the any of the following characters:
|
|
* <ul>
|
|
* <li> 0x0000 </li>
|
|
* <li> 0x0003 </li>
|
|
* <li> colon (:) </li>
|
|
* <li> backslash (\) </li>
|
|
* <li> asterisk (*) </li>
|
|
* <li> question mark (?) </li>
|
|
* <li> forward slash (/) </li>
|
|
* <li> opening square bracket ([) </li>
|
|
* <li> closing square bracket (]) </li>
|
|
* </ul>
|
|
* The string MUST NOT begin or end with the single quote (') character.
|
|
* </p>
|
|
*
|
|
* @param sheetname sheetname to set for the sheet.
|
|
* @return Sheet representing the new sheet.
|
|
* @throws IllegalArgumentException if the name is null or invalid
|
|
* or workbook already contains a sheet with this name
|
|
* @see org.apache.poi.ss.util.WorkbookUtil#createSafeSheetName(String nameProposal)
|
|
*/
|
|
public HSSFSheet createSheet(String sheetname)
|
|
{
|
|
if (sheetname == null) {
|
|
throw new IllegalArgumentException("sheetName must not be null");
|
|
}
|
|
|
|
if (workbook.doesContainsSheetName( sheetname, _sheets.size() ))
|
|
throw new IllegalArgumentException( "The workbook already contains a sheet of this name" );
|
|
|
|
HSSFSheet sheet = new HSSFSheet(this);
|
|
|
|
workbook.setSheetName(_sheets.size(), sheetname);
|
|
_sheets.add(sheet);
|
|
boolean isOnlySheet = _sheets.size() == 1;
|
|
sheet.setSelected(isOnlySheet);
|
|
sheet.setActive(isOnlySheet);
|
|
return sheet;
|
|
}
|
|
|
|
/**
|
|
* get the number of spreadsheets in the workbook (this will be three after serialization)
|
|
* @return number of sheets
|
|
*/
|
|
|
|
public int getNumberOfSheets()
|
|
{
|
|
return _sheets.size();
|
|
}
|
|
|
|
public int getSheetIndexFromExternSheetIndex(int externSheetNumber) {
|
|
return workbook.getSheetIndexFromExternSheetIndex(externSheetNumber);
|
|
}
|
|
|
|
private HSSFSheet[] getSheets() {
|
|
HSSFSheet[] result = new HSSFSheet[_sheets.size()];
|
|
_sheets.toArray(result);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Get the HSSFSheet object at the given index.
|
|
* @param index of the sheet number (0-based physical & logical)
|
|
* @return HSSFSheet at the provided index
|
|
*/
|
|
|
|
public HSSFSheet getSheetAt(int index)
|
|
{
|
|
validateSheetIndex(index);
|
|
return (HSSFSheet) _sheets.get(index);
|
|
}
|
|
|
|
/**
|
|
* Get sheet with the given name (case insensitive match)
|
|
* @param name of the sheet
|
|
* @return HSSFSheet with the name provided or <code>null</code> if it does not exist
|
|
*/
|
|
|
|
public HSSFSheet getSheet(String name)
|
|
{
|
|
HSSFSheet retval = null;
|
|
|
|
for (int k = 0; k < _sheets.size(); k++)
|
|
{
|
|
String sheetname = workbook.getSheetName(k);
|
|
|
|
if (sheetname.equalsIgnoreCase(name))
|
|
{
|
|
retval = (HSSFSheet) _sheets.get(k);
|
|
}
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
/**
|
|
* Removes sheet at the given index.<p/>
|
|
*
|
|
* Care must be taken if the removed sheet is the currently active or only selected sheet in
|
|
* the workbook. There are a few situations when Excel must have a selection and/or active
|
|
* sheet. (For example when printing - see Bug 40414).<br/>
|
|
*
|
|
* This method makes sure that if the removed sheet was active, another sheet will become
|
|
* active in its place. Furthermore, if the removed sheet was the only selected sheet, another
|
|
* sheet will become selected. The newly active/selected sheet will have the same index, or
|
|
* one less if the removed sheet was the last in the workbook.
|
|
*
|
|
* @param index of the sheet (0-based)
|
|
*/
|
|
public void removeSheetAt(int index) {
|
|
validateSheetIndex(index);
|
|
boolean wasActive = getSheetAt(index).isActive();
|
|
boolean wasSelected = getSheetAt(index).isSelected();
|
|
|
|
_sheets.remove(index);
|
|
workbook.removeSheet(index);
|
|
|
|
// set the remaining active/selected sheet
|
|
int nSheets = _sheets.size();
|
|
if (nSheets < 1) {
|
|
// nothing more to do if there are no sheets left
|
|
return;
|
|
}
|
|
// the index of the closest remaining sheet to the one just deleted
|
|
int newSheetIndex = index;
|
|
if (newSheetIndex >= nSheets) {
|
|
newSheetIndex = nSheets-1;
|
|
}
|
|
if (wasActive) {
|
|
setActiveSheet(newSheetIndex);
|
|
}
|
|
|
|
if (wasSelected) {
|
|
boolean someOtherSheetIsStillSelected = false;
|
|
for (int i =0; i < nSheets; i++) {
|
|
if (getSheetAt(i).isSelected()) {
|
|
someOtherSheetIsStillSelected = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!someOtherSheetIsStillSelected) {
|
|
setSelectedTab(newSheetIndex);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* determine whether the Excel GUI will backup the workbook when saving.
|
|
*
|
|
* @param backupValue true to indicate a backup will be performed.
|
|
*/
|
|
|
|
public void setBackupFlag(boolean backupValue)
|
|
{
|
|
BackupRecord backupRecord = workbook.getBackupRecord();
|
|
|
|
backupRecord.setBackup(backupValue ? (short) 1
|
|
: (short) 0);
|
|
}
|
|
|
|
/**
|
|
* determine whether the Excel GUI will backup the workbook when saving.
|
|
*
|
|
* @return the current setting for backups.
|
|
*/
|
|
|
|
public boolean getBackupFlag()
|
|
{
|
|
BackupRecord backupRecord = workbook.getBackupRecord();
|
|
|
|
return (backupRecord.getBackup() == 0) ? false
|
|
: true;
|
|
}
|
|
|
|
/**
|
|
* Sets the repeating rows and columns for a sheet (as found in
|
|
* 2003:File->PageSetup->Sheet, 2007:Page Layout->Print Titles).
|
|
* This is function is included in the workbook
|
|
* because it creates/modifies name records which are stored at the
|
|
* workbook level.
|
|
* <p>
|
|
* To set just repeating columns:
|
|
* <pre>
|
|
* workbook.setRepeatingRowsAndColumns(0,0,1,-1-1);
|
|
* </pre>
|
|
* To set just repeating rows:
|
|
* <pre>
|
|
* workbook.setRepeatingRowsAndColumns(0,-1,-1,0,4);
|
|
* </pre>
|
|
* To remove all repeating rows and columns for a sheet.
|
|
* <pre>
|
|
* workbook.setRepeatingRowsAndColumns(0,-1,-1,-1,-1);
|
|
* </pre>
|
|
*
|
|
* @param sheetIndex 0 based index to sheet.
|
|
* @param startColumn 0 based start of repeating columns.
|
|
* @param endColumn 0 based end of repeating columns.
|
|
* @param startRow 0 based start of repeating rows.
|
|
* @param endRow 0 based end of repeating rows.
|
|
*/
|
|
public void setRepeatingRowsAndColumns(int sheetIndex,
|
|
int startColumn, int endColumn,
|
|
int startRow, int endRow)
|
|
{
|
|
// Check arguments
|
|
if (startColumn == -1 && endColumn != -1) throw new IllegalArgumentException("Invalid column range specification");
|
|
if (startRow == -1 && endRow != -1) throw new IllegalArgumentException("Invalid row range specification");
|
|
if (startColumn < -1 || startColumn >= MAX_COLUMN) throw new IllegalArgumentException("Invalid column range specification");
|
|
if (endColumn < -1 || endColumn >= MAX_COLUMN) throw new IllegalArgumentException("Invalid column range specification");
|
|
if (startRow < -1 || startRow > MAX_ROW) throw new IllegalArgumentException("Invalid row range specification");
|
|
if (endRow < -1 || endRow > MAX_ROW) throw new IllegalArgumentException("Invalid row range specification");
|
|
if (startColumn > endColumn) throw new IllegalArgumentException("Invalid column range specification");
|
|
if (startRow > endRow) throw new IllegalArgumentException("Invalid row range specification");
|
|
|
|
HSSFSheet sheet = getSheetAt(sheetIndex);
|
|
short externSheetIndex = getWorkbook().checkExternSheet(sheetIndex);
|
|
|
|
boolean settingRowAndColumn =
|
|
startColumn != -1 && endColumn != -1 && startRow != -1 && endRow != -1;
|
|
boolean removingRange =
|
|
startColumn == -1 && endColumn == -1 && startRow == -1 && endRow == -1;
|
|
|
|
int rowColHeaderNameIndex = findExistingBuiltinNameRecordIdx(sheetIndex, NameRecord.BUILTIN_PRINT_TITLE);
|
|
if (removingRange) {
|
|
if (rowColHeaderNameIndex >= 0) {
|
|
workbook.removeName(rowColHeaderNameIndex);
|
|
}
|
|
return;
|
|
}
|
|
boolean isNewRecord;
|
|
NameRecord nameRecord;
|
|
if (rowColHeaderNameIndex < 0) {
|
|
//does a lot of the house keeping for builtin records, like setting lengths to zero etc
|
|
nameRecord = workbook.createBuiltInName(NameRecord.BUILTIN_PRINT_TITLE, sheetIndex+1);
|
|
isNewRecord = true;
|
|
} else {
|
|
nameRecord = workbook.getNameRecord(rowColHeaderNameIndex);
|
|
isNewRecord = false;
|
|
}
|
|
|
|
List temp = new ArrayList();
|
|
|
|
if (settingRowAndColumn) {
|
|
final int exprsSize = 2 * 11 + 1; // 2 * Area3DPtg.SIZE + UnionPtg.SIZE
|
|
temp.add(new MemFuncPtg(exprsSize));
|
|
}
|
|
if (startColumn >= 0) {
|
|
Area3DPtg colArea = new Area3DPtg(0, MAX_ROW, startColumn, endColumn,
|
|
false, false, false, false, externSheetIndex);
|
|
temp.add(colArea);
|
|
}
|
|
if (startRow >= 0) {
|
|
Area3DPtg rowArea = new Area3DPtg(startRow, endRow, 0, MAX_COLUMN,
|
|
false, false, false, false, externSheetIndex);
|
|
temp.add(rowArea);
|
|
}
|
|
if (settingRowAndColumn) {
|
|
temp.add(UnionPtg.instance);
|
|
}
|
|
Ptg[] ptgs = new Ptg[temp.size()];
|
|
temp.toArray(ptgs);
|
|
nameRecord.setNameDefinition(ptgs);
|
|
|
|
if (isNewRecord)
|
|
{
|
|
HSSFName newName = new HSSFName(this, nameRecord, nameRecord.isBuiltInName() ? null : workbook.getNameCommentRecord(nameRecord));
|
|
names.add(newName);
|
|
}
|
|
|
|
HSSFPrintSetup printSetup = sheet.getPrintSetup();
|
|
printSetup.setValidSettings(false);
|
|
|
|
sheet.setActive(true);
|
|
}
|
|
|
|
|
|
private int findExistingBuiltinNameRecordIdx(int sheetIndex, byte builtinCode) {
|
|
for(int defNameIndex =0; defNameIndex<names.size(); defNameIndex++) {
|
|
NameRecord r = workbook.getNameRecord(defNameIndex);
|
|
if (r == null) {
|
|
throw new RuntimeException("Unable to find all defined names to iterate over");
|
|
}
|
|
if (!r.isBuiltInName() || r.getBuiltInName() != builtinCode) {
|
|
continue;
|
|
}
|
|
if (r.getSheetNumber() -1 == sheetIndex) {
|
|
return defNameIndex;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* create a new Font and add it to the workbook's font table
|
|
* @return new font object
|
|
*/
|
|
|
|
public HSSFFont createFont()
|
|
{
|
|
FontRecord font = workbook.createNewFont();
|
|
short fontindex = (short) (getNumberOfFonts() - 1);
|
|
|
|
if (fontindex > 3)
|
|
{
|
|
fontindex++; // THERE IS NO FOUR!!
|
|
}
|
|
if(fontindex == Short.MAX_VALUE){
|
|
throw new IllegalArgumentException("Maximum number of fonts was exceeded");
|
|
}
|
|
|
|
// Ask getFontAt() to build it for us,
|
|
// so it gets properly cached
|
|
return getFontAt(fontindex);
|
|
}
|
|
|
|
/**
|
|
* Finds a font that matches the one with the supplied attributes
|
|
*/
|
|
public HSSFFont findFont(short boldWeight, short color, short fontHeight,
|
|
String name, boolean italic, boolean strikeout,
|
|
short typeOffset, byte underline)
|
|
{
|
|
for (short i=0; i<=getNumberOfFonts(); i++) {
|
|
// Remember - there is no 4!
|
|
if(i == 4) continue;
|
|
|
|
HSSFFont hssfFont = getFontAt(i);
|
|
if (hssfFont.getBoldweight() == boldWeight
|
|
&& hssfFont.getColor() == color
|
|
&& hssfFont.getFontHeight() == fontHeight
|
|
&& hssfFont.getFontName().equals(name)
|
|
&& hssfFont.getItalic() == italic
|
|
&& hssfFont.getStrikeout() == strikeout
|
|
&& hssfFont.getTypeOffset() == typeOffset
|
|
&& hssfFont.getUnderline() == underline)
|
|
{
|
|
return hssfFont;
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* get the number of fonts in the font table
|
|
* @return number of fonts
|
|
*/
|
|
|
|
public short getNumberOfFonts()
|
|
{
|
|
return (short) workbook.getNumberOfFontRecords();
|
|
}
|
|
|
|
/**
|
|
* Get the font at the given index number
|
|
* @param idx index number
|
|
* @return HSSFFont at the index
|
|
*/
|
|
public HSSFFont getFontAt(short idx) {
|
|
if(fonts == null) fonts = new Hashtable();
|
|
|
|
// So we don't confuse users, give them back
|
|
// the same object every time, but create
|
|
// them lazily
|
|
Short sIdx = Short.valueOf(idx);
|
|
if(fonts.containsKey(sIdx)) {
|
|
return (HSSFFont)fonts.get(sIdx);
|
|
}
|
|
|
|
FontRecord font = workbook.getFontRecordAt(idx);
|
|
HSSFFont retval = new HSSFFont(idx, font);
|
|
fonts.put(sIdx, retval);
|
|
|
|
return retval;
|
|
}
|
|
|
|
/**
|
|
* Reset the fonts cache, causing all new calls
|
|
* to getFontAt() to create new objects.
|
|
* Should only be called after deleting fonts,
|
|
* and that's not something you should normally do
|
|
*/
|
|
protected void resetFontCache() {
|
|
fonts = new Hashtable();
|
|
}
|
|
|
|
/**
|
|
* Create a new Cell style and add it to the workbook's style table.
|
|
* You can define up to 4000 unique styles in a .xls workbook.
|
|
*
|
|
* @return the new Cell Style object
|
|
* @throws IllegalStateException if the maximum number of cell styles exceeded the limit
|
|
*/
|
|
|
|
public HSSFCellStyle createCellStyle()
|
|
{
|
|
if(workbook.getNumExFormats() == MAX_STYLES) {
|
|
throw new IllegalStateException("The maximum number of cell styles was exceeded. " +
|
|
"You can define up to 4000 styles in a .xls workbook");
|
|
}
|
|
ExtendedFormatRecord xfr = workbook.createCellXF();
|
|
short index = (short) (getNumCellStyles() - 1);
|
|
HSSFCellStyle style = new HSSFCellStyle(index, xfr, this);
|
|
|
|
return style;
|
|
}
|
|
|
|
/**
|
|
* get the number of styles the workbook contains
|
|
* @return count of cell styles
|
|
*/
|
|
|
|
public short getNumCellStyles()
|
|
{
|
|
return (short) workbook.getNumExFormats();
|
|
}
|
|
|
|
/**
|
|
* get the cell style object at the given index
|
|
* @param idx index within the set of styles
|
|
* @return HSSFCellStyle object at the index
|
|
*/
|
|
public HSSFCellStyle getCellStyleAt(short idx)
|
|
{
|
|
ExtendedFormatRecord xfr = workbook.getExFormatAt(idx);
|
|
HSSFCellStyle style = new HSSFCellStyle(idx, xfr, this);
|
|
|
|
return style;
|
|
}
|
|
|
|
/**
|
|
* Method write - write out this workbook to an Outputstream. Constructs
|
|
* a new POI POIFSFileSystem, passes in the workbook binary representation and
|
|
* writes it out.
|
|
*
|
|
* @param stream - the java OutputStream you wish to write the XLS to
|
|
*
|
|
* @exception IOException if anything can't be written.
|
|
* @see org.apache.poi.poifs.filesystem.POIFSFileSystem
|
|
*/
|
|
|
|
public void write(OutputStream stream)
|
|
throws IOException
|
|
{
|
|
byte[] bytes = getBytes();
|
|
POIFSFileSystem fs = new POIFSFileSystem();
|
|
|
|
// For tracking what we've written out, used if we're
|
|
// going to be preserving nodes
|
|
List<String> excepts = new ArrayList<String>(1);
|
|
|
|
// Write out the Workbook stream
|
|
fs.createDocument(new ByteArrayInputStream(bytes), "Workbook");
|
|
|
|
// Write out our HPFS properties, if we have them
|
|
writeProperties(fs, excepts);
|
|
|
|
if (preserveNodes) {
|
|
// Don't write out the old Workbook, we'll be doing our new one
|
|
excepts.add("Workbook");
|
|
// If the file had WORKBOOK instead of Workbook, we'll write it
|
|
// out correctly shortly, so don't include the old one
|
|
excepts.add("WORKBOOK");
|
|
|
|
// Copy over all the other nodes to our new poifs
|
|
copyNodes(this.directory, fs.getRoot(), excepts);
|
|
|
|
// YK: preserve StorageClsid, it is important for embedded workbooks,
|
|
// see Bugzilla 47920
|
|
fs.getRoot().setStorageClsid(this.directory.getStorageClsid());
|
|
}
|
|
fs.writeFilesystem(stream);
|
|
}
|
|
|
|
/**
|
|
* Totals the sizes of all sheet records and eventually serializes them
|
|
*/
|
|
private static final class SheetRecordCollector implements RecordVisitor {
|
|
|
|
private List _list;
|
|
private int _totalSize;
|
|
|
|
public SheetRecordCollector() {
|
|
_totalSize = 0;
|
|
_list = new ArrayList(128);
|
|
}
|
|
public int getTotalSize() {
|
|
return _totalSize;
|
|
}
|
|
public void visitRecord(Record r) {
|
|
_list.add(r);
|
|
_totalSize+=r.getRecordSize();
|
|
}
|
|
public int serialize(int offset, byte[] data) {
|
|
int result = 0;
|
|
int nRecs = _list.size();
|
|
for(int i=0; i<nRecs; i++) {
|
|
Record rec = (Record)_list.get(i);
|
|
result += rec.serialize(offset + result, data);
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Method getBytes - get the bytes of just the HSSF portions of the XLS file.
|
|
* Use this to construct a POI POIFSFileSystem yourself.
|
|
*
|
|
*
|
|
* @return byte[] array containing the binary representation of this workbook and all contained
|
|
* sheets, rows, cells, etc.
|
|
*/
|
|
public byte[] getBytes() {
|
|
if (log.check( POILogger.DEBUG )) {
|
|
log.log(DEBUG, "HSSFWorkbook.getBytes()");
|
|
}
|
|
|
|
HSSFSheet[] sheets = getSheets();
|
|
int nSheets = sheets.length;
|
|
|
|
// before getting the workbook size we must tell the sheets that
|
|
// serialization is about to occur.
|
|
for (int i = 0; i < nSheets; i++) {
|
|
sheets[i].getSheet().preSerialize();
|
|
}
|
|
|
|
int totalsize = workbook.getSize();
|
|
|
|
// pre-calculate all the sheet sizes and set BOF indexes
|
|
SheetRecordCollector[] srCollectors = new SheetRecordCollector[nSheets];
|
|
for (int k = 0; k < nSheets; k++) {
|
|
workbook.setSheetBof(k, totalsize);
|
|
SheetRecordCollector src = new SheetRecordCollector();
|
|
sheets[k].getSheet().visitContainedRecords(src, totalsize);
|
|
totalsize += src.getTotalSize();
|
|
srCollectors[k] = src;
|
|
}
|
|
|
|
byte[] retval = new byte[totalsize];
|
|
int pos = workbook.serialize(0, retval);
|
|
|
|
for (int k = 0; k < nSheets; k++) {
|
|
SheetRecordCollector src = srCollectors[k];
|
|
int serializedSize = src.serialize(pos, retval);
|
|
if (serializedSize != src.getTotalSize()) {
|
|
// Wrong offset values have been passed in the call to setSheetBof() above.
|
|
// For books with more than one sheet, this discrepancy would cause excel
|
|
// to report errors and loose data while reading the workbook
|
|
throw new IllegalStateException("Actual serialized sheet size (" + serializedSize
|
|
+ ") differs from pre-calculated size (" + src.getTotalSize()
|
|
+ ") for sheet (" + k + ")");
|
|
// TODO - add similar sanity check to ensure that Sheet.serializeIndexRecord() does not write mis-aligned offsets either
|
|
}
|
|
pos += serializedSize;
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
/** @deprecated Do not call this method from your applications. Use the methods
|
|
* available in the HSSFRow to add string HSSFCells
|
|
*/
|
|
public int addSSTString(String string)
|
|
{
|
|
return workbook.addSSTString(new UnicodeString(string));
|
|
}
|
|
|
|
/** @deprecated Do not call this method from your applications. Use the methods
|
|
* available in the HSSFRow to get string HSSFCells
|
|
*/
|
|
public String getSSTString(int index)
|
|
{
|
|
return workbook.getSSTString(index).getString();
|
|
}
|
|
|
|
InternalWorkbook getWorkbook() {
|
|
return workbook;
|
|
}
|
|
|
|
public int getNumberOfNames(){
|
|
int result = names.size();
|
|
return result;
|
|
}
|
|
|
|
public HSSFName getName(String name) {
|
|
int nameIndex = getNameIndex(name);
|
|
if (nameIndex < 0) {
|
|
return null;
|
|
}
|
|
return (HSSFName) names.get(nameIndex);
|
|
}
|
|
|
|
public HSSFName getNameAt(int nameIndex) {
|
|
int nNames = names.size();
|
|
if (nNames < 1) {
|
|
throw new IllegalStateException("There are no defined names in this workbook");
|
|
}
|
|
if (nameIndex < 0 || nameIndex > nNames) {
|
|
throw new IllegalArgumentException("Specified name index " + nameIndex
|
|
+ " is outside the allowable range (0.." + (nNames-1) + ").");
|
|
}
|
|
return (HSSFName) names.get(nameIndex);
|
|
}
|
|
|
|
public NameRecord getNameRecord(int nameIndex) {
|
|
return getWorkbook().getNameRecord(nameIndex);
|
|
}
|
|
|
|
/** gets the named range name
|
|
* @param index the named range index (0 based)
|
|
* @return named range name
|
|
*/
|
|
public String getNameName(int index){
|
|
String result = getNameAt(index).getNameName();
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Sets the printarea for the sheet provided
|
|
* <p>
|
|
* i.e. Reference = $A$1:$B$2
|
|
* @param sheetIndex Zero-based sheet index (0 Represents the first sheet to keep consistent with java)
|
|
* @param reference Valid name Reference for the Print Area
|
|
*/
|
|
public void setPrintArea(int sheetIndex, String reference)
|
|
{
|
|
NameRecord name = workbook.getSpecificBuiltinRecord(NameRecord.BUILTIN_PRINT_AREA, sheetIndex+1);
|
|
|
|
|
|
if (name == null) {
|
|
name = workbook.createBuiltInName(NameRecord.BUILTIN_PRINT_AREA, sheetIndex+1);
|
|
// adding one here because 0 indicates a global named region; doesn't make sense for print areas
|
|
}
|
|
String[] parts = COMMA_PATTERN.split(reference);
|
|
StringBuffer sb = new StringBuffer(32);
|
|
for (int i = 0; i < parts.length; i++) {
|
|
if(i>0) {
|
|
sb.append(",");
|
|
}
|
|
SheetNameFormatter.appendFormat(sb, getSheetName(sheetIndex));
|
|
sb.append("!");
|
|
sb.append(parts[i]);
|
|
}
|
|
name.setNameDefinition(HSSFFormulaParser.parse(sb.toString(), this, FormulaType.NAMEDRANGE, sheetIndex));
|
|
}
|
|
|
|
/**
|
|
* For the Convenience of Java Programmers maintaining pointers.
|
|
* @see #setPrintArea(int, String)
|
|
* @param sheetIndex Zero-based sheet index (0 = First Sheet)
|
|
* @param startColumn Column to begin printarea
|
|
* @param endColumn Column to end the printarea
|
|
* @param startRow Row to begin the printarea
|
|
* @param endRow Row to end the printarea
|
|
*/
|
|
public void setPrintArea(int sheetIndex, int startColumn, int endColumn,
|
|
int startRow, int endRow) {
|
|
|
|
//using absolute references because they don't get copied and pasted anyway
|
|
CellReference cell = new CellReference(startRow, startColumn, true, true);
|
|
String reference = cell.formatAsString();
|
|
|
|
cell = new CellReference(endRow, endColumn, true, true);
|
|
reference = reference+":"+cell.formatAsString();
|
|
|
|
setPrintArea(sheetIndex, reference);
|
|
}
|
|
|
|
|
|
/**
|
|
* Retrieves the reference for the printarea of the specified sheet, the sheet name is appended to the reference even if it was not specified.
|
|
* @param sheetIndex Zero-based sheet index (0 Represents the first sheet to keep consistent with java)
|
|
* @return String Null if no print area has been defined
|
|
*/
|
|
public String getPrintArea(int sheetIndex) {
|
|
NameRecord name = workbook.getSpecificBuiltinRecord(NameRecord.BUILTIN_PRINT_AREA, sheetIndex+1);
|
|
//adding one here because 0 indicates a global named region; doesn't make sense for print areas
|
|
if (name == null) {
|
|
return null;
|
|
}
|
|
|
|
return HSSFFormulaParser.toFormulaString(this, name.getNameDefinition());
|
|
}
|
|
|
|
/**
|
|
* Delete the printarea for the sheet specified
|
|
* @param sheetIndex Zero-based sheet index (0 = First Sheet)
|
|
*/
|
|
public void removePrintArea(int sheetIndex) {
|
|
getWorkbook().removeBuiltinRecord(NameRecord.BUILTIN_PRINT_AREA, sheetIndex+1);
|
|
}
|
|
|
|
/** creates a new named range and add it to the model
|
|
* @return named range high level
|
|
*/
|
|
public HSSFName createName(){
|
|
NameRecord nameRecord = workbook.createName();
|
|
|
|
HSSFName newName = new HSSFName(this, nameRecord);
|
|
|
|
names.add(newName);
|
|
|
|
return newName;
|
|
}
|
|
|
|
public int getNameIndex(String name) {
|
|
|
|
for (int k = 0; k < names.size(); k++) {
|
|
String nameName = getNameName(k);
|
|
|
|
if (nameName.equalsIgnoreCase(name)) {
|
|
return k;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
public void removeName(int index){
|
|
names.remove(index);
|
|
workbook.removeName(index);
|
|
}
|
|
|
|
/**
|
|
* Returns the instance of HSSFDataFormat for this workbook.
|
|
* @return the HSSFDataFormat object
|
|
* @see org.apache.poi.hssf.record.FormatRecord
|
|
* @see org.apache.poi.hssf.record.Record
|
|
*/
|
|
public HSSFDataFormat createDataFormat() {
|
|
if (formatter == null)
|
|
formatter = new HSSFDataFormat(workbook);
|
|
return formatter;
|
|
}
|
|
|
|
|
|
public void removeName(String name) {
|
|
int index = getNameIndex(name);
|
|
|
|
removeName(index);
|
|
}
|
|
|
|
public HSSFPalette getCustomPalette()
|
|
{
|
|
return new HSSFPalette(workbook.getCustomPalette());
|
|
}
|
|
|
|
/** Test only. Do not use */
|
|
public void insertChartRecord()
|
|
{
|
|
int loc = workbook.findFirstRecordLocBySid(SSTRecord.sid);
|
|
byte[] data = {
|
|
(byte)0x0F, (byte)0x00, (byte)0x00, (byte)0xF0, (byte)0x52,
|
|
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
|
|
(byte)0x06, (byte)0xF0, (byte)0x18, (byte)0x00, (byte)0x00,
|
|
(byte)0x00, (byte)0x01, (byte)0x08, (byte)0x00, (byte)0x00,
|
|
(byte)0x02, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x02,
|
|
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00,
|
|
(byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x00,
|
|
(byte)0x00, (byte)0x03, (byte)0x00, (byte)0x00, (byte)0x00,
|
|
(byte)0x33, (byte)0x00, (byte)0x0B, (byte)0xF0, (byte)0x12,
|
|
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0xBF, (byte)0x00,
|
|
(byte)0x08, (byte)0x00, (byte)0x08, (byte)0x00, (byte)0x81,
|
|
(byte)0x01, (byte)0x09, (byte)0x00, (byte)0x00, (byte)0x08,
|
|
(byte)0xC0, (byte)0x01, (byte)0x40, (byte)0x00, (byte)0x00,
|
|
(byte)0x08, (byte)0x40, (byte)0x00, (byte)0x1E, (byte)0xF1,
|
|
(byte)0x10, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x0D,
|
|
(byte)0x00, (byte)0x00, (byte)0x08, (byte)0x0C, (byte)0x00,
|
|
(byte)0x00, (byte)0x08, (byte)0x17, (byte)0x00, (byte)0x00,
|
|
(byte)0x08, (byte)0xF7, (byte)0x00, (byte)0x00, (byte)0x10,
|
|
};
|
|
UnknownRecord r = new UnknownRecord((short)0x00EB, data);
|
|
workbook.getRecords().add(loc, r);
|
|
}
|
|
|
|
/**
|
|
* Spits out a list of all the drawing records in the workbook.
|
|
*/
|
|
public void dumpDrawingGroupRecords(boolean fat)
|
|
{
|
|
DrawingGroupRecord r = (DrawingGroupRecord) workbook.findFirstRecordBySid( DrawingGroupRecord.sid );
|
|
r.decode();
|
|
List escherRecords = r.getEscherRecords();
|
|
PrintWriter w = new PrintWriter(System.out);
|
|
for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
|
|
{
|
|
EscherRecord escherRecord = (EscherRecord) iterator.next();
|
|
if (fat)
|
|
System.out.println(escherRecord.toString());
|
|
else
|
|
escherRecord.display(w, 0);
|
|
}
|
|
w.flush();
|
|
}
|
|
|
|
void initDrawings(){
|
|
DrawingManager2 mgr = workbook.findDrawingGroup();
|
|
if(mgr != null) {
|
|
for(int i=0; i < getNumberOfSheets(); i++) {
|
|
getSheetAt(i).getDrawingPatriarch();
|
|
}
|
|
} else {
|
|
workbook.createDrawingGroup();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds a picture to the workbook.
|
|
*
|
|
* @param pictureData The bytes of the picture
|
|
* @param format The format of the picture. One of <code>PICTURE_TYPE_*</code>
|
|
*
|
|
* @return the index to this picture (1 based).
|
|
*/
|
|
public int addPicture(byte[] pictureData, int format)
|
|
{
|
|
initDrawings();
|
|
|
|
byte[] uid = DigestUtils.md5(pictureData);
|
|
EscherBitmapBlip blipRecord = new EscherBitmapBlip();
|
|
blipRecord.setRecordId( (short) ( EscherBitmapBlip.RECORD_ID_START + format ) );
|
|
switch (format)
|
|
{
|
|
case PICTURE_TYPE_EMF:
|
|
blipRecord.setOptions(HSSFPictureData.MSOBI_EMF);
|
|
break;
|
|
case PICTURE_TYPE_WMF:
|
|
blipRecord.setOptions(HSSFPictureData.MSOBI_WMF);
|
|
break;
|
|
case PICTURE_TYPE_PICT:
|
|
blipRecord.setOptions(HSSFPictureData.MSOBI_PICT);
|
|
break;
|
|
case PICTURE_TYPE_PNG:
|
|
blipRecord.setOptions(HSSFPictureData.MSOBI_PNG);
|
|
break;
|
|
case HSSFWorkbook.PICTURE_TYPE_JPEG:
|
|
blipRecord.setOptions(HSSFPictureData.MSOBI_JPEG);
|
|
break;
|
|
case HSSFWorkbook.PICTURE_TYPE_DIB:
|
|
blipRecord.setOptions(HSSFPictureData.MSOBI_DIB);
|
|
break;
|
|
}
|
|
|
|
blipRecord.setUID( uid );
|
|
blipRecord.setMarker( (byte) 0xFF );
|
|
blipRecord.setPictureData( pictureData );
|
|
|
|
EscherBSERecord r = new EscherBSERecord();
|
|
r.setRecordId( EscherBSERecord.RECORD_ID );
|
|
r.setOptions( (short) ( 0x0002 | ( format << 4 ) ) );
|
|
r.setBlipTypeMacOS( (byte) format );
|
|
r.setBlipTypeWin32( (byte) format );
|
|
r.setUid( uid );
|
|
r.setTag( (short) 0xFF );
|
|
r.setSize( pictureData.length + 25 );
|
|
r.setRef( 1 );
|
|
r.setOffset( 0 );
|
|
r.setBlipRecord( blipRecord );
|
|
|
|
return workbook.addBSERecord( r );
|
|
}
|
|
|
|
/**
|
|
* Gets all pictures from the Workbook.
|
|
*
|
|
* @return the list of pictures (a list of {@link HSSFPictureData} objects.)
|
|
*/
|
|
public List<HSSFPictureData> getAllPictures()
|
|
{
|
|
// The drawing group record always exists at the top level, so we won't need to do this recursively.
|
|
List<HSSFPictureData> pictures = new ArrayList<HSSFPictureData>();
|
|
Iterator<Record> recordIter = workbook.getRecords().iterator();
|
|
while (recordIter.hasNext())
|
|
{
|
|
Record r = recordIter.next();
|
|
if (r instanceof AbstractEscherHolderRecord)
|
|
{
|
|
((AbstractEscherHolderRecord) r).decode();
|
|
List<EscherRecord> escherRecords = ((AbstractEscherHolderRecord) r).getEscherRecords();
|
|
searchForPictures(escherRecords, pictures);
|
|
}
|
|
}
|
|
return pictures;
|
|
}
|
|
|
|
/**
|
|
* Performs a recursive search for pictures in the given list of escher records.
|
|
*
|
|
* @param escherRecords the escher records.
|
|
* @param pictures the list to populate with the pictures.
|
|
*/
|
|
private void searchForPictures(List<EscherRecord> escherRecords, List<HSSFPictureData> pictures)
|
|
{
|
|
for(EscherRecord escherRecord : escherRecords) {
|
|
|
|
if (escherRecord instanceof EscherBSERecord)
|
|
{
|
|
EscherBlipRecord blip = ((EscherBSERecord) escherRecord).getBlipRecord();
|
|
if (blip != null)
|
|
{
|
|
// TODO: Some kind of structure.
|
|
HSSFPictureData picture = new HSSFPictureData(blip);
|
|
pictures.add(picture);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
// Recursive call.
|
|
searchForPictures(escherRecord.getChildRecords(), pictures);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Is the workbook protected with a password (not encrypted)?
|
|
*/
|
|
public boolean isWriteProtected() {
|
|
return this.workbook.isWriteProtected();
|
|
}
|
|
|
|
/**
|
|
* protect a workbook with a password (not encypted, just sets writeprotect
|
|
* flags and the password.
|
|
* @param password to set
|
|
*/
|
|
public void writeProtectWorkbook( String password, String username ) {
|
|
this.workbook.writeProtectWorkbook(password, username);
|
|
}
|
|
|
|
/**
|
|
* removes the write protect flag
|
|
*/
|
|
public void unwriteProtectWorkbook() {
|
|
this.workbook.unwriteProtectWorkbook();
|
|
}
|
|
|
|
/**
|
|
* Gets all embedded OLE2 objects from the Workbook.
|
|
*
|
|
* @return the list of embedded objects (a list of {@link HSSFObjectData} objects.)
|
|
*/
|
|
public List<HSSFObjectData> getAllEmbeddedObjects()
|
|
{
|
|
List<HSSFObjectData> objects = new ArrayList<HSSFObjectData>();
|
|
for (int i = 0; i < getNumberOfSheets(); i++)
|
|
{
|
|
getAllEmbeddedObjects(getSheetAt(i).getSheet().getRecords(), objects);
|
|
}
|
|
return objects;
|
|
}
|
|
|
|
/**
|
|
* Gets all embedded OLE2 objects from the Workbook.
|
|
*
|
|
* @param records the list of records to search.
|
|
* @param objects the list of embedded objects to populate.
|
|
*/
|
|
private void getAllEmbeddedObjects(List<RecordBase> records, List<HSSFObjectData> objects)
|
|
{
|
|
for (RecordBase obj : records) {
|
|
if (obj instanceof ObjRecord)
|
|
{
|
|
// TODO: More convenient way of determining if there is stored binary.
|
|
// TODO: Link to the data stored in the other stream.
|
|
Iterator<SubRecord> subRecordIter = ((ObjRecord) obj).getSubRecords().iterator();
|
|
while (subRecordIter.hasNext())
|
|
{
|
|
SubRecord sub = subRecordIter.next();
|
|
if (sub instanceof EmbeddedObjectRefSubRecord)
|
|
{
|
|
objects.add(new HSSFObjectData((ObjRecord) obj, directory));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public HSSFCreationHelper getCreationHelper() {
|
|
return new HSSFCreationHelper(this);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* Returns the locator of user-defined functions.
|
|
* The default instance extends the built-in functions with the Analysis Tool Pack
|
|
*
|
|
* @return the locator of user-defined functions
|
|
*/
|
|
/*package*/ UDFFinder getUDFFinder(){
|
|
return _udfFinder;
|
|
}
|
|
|
|
/**
|
|
* Register a new toolpack in this workbook.
|
|
*
|
|
* @param toopack the toolpack to register
|
|
*/
|
|
public void addToolPack(UDFFinder toopack){
|
|
AggregatingUDFFinder udfs = (AggregatingUDFFinder)_udfFinder;
|
|
udfs.add(toopack);
|
|
}
|
|
|
|
/**
|
|
* Whether the application shall perform a full recalculation when the workbook is opened.
|
|
* <p>
|
|
* Typically you want to force formula recalculation when you modify cell formulas or values
|
|
* of a workbook previously created by Excel. When set to true, this flag will tell Excel
|
|
* that it needs to recalculate all formulas in the workbook the next time the file is opened.
|
|
* </p>
|
|
* <p>
|
|
* Note, that recalculation updates cached formula results and, thus, modifies the workbook.
|
|
* Depending on the version, Excel may prompt you with "Do you want to save the changes in <em>filename</em>?"
|
|
* on close.
|
|
* </p>
|
|
*
|
|
* @param value true if the application will perform a full recalculation of
|
|
* workbook values when the workbook is opened
|
|
* @since 3.8
|
|
*/
|
|
public void setForceFormulaRecalculation(boolean value){
|
|
InternalWorkbook iwb = getWorkbook();
|
|
RecalcIdRecord recalc = iwb.getRecalcId();
|
|
recalc.setEngineId(0);
|
|
}
|
|
|
|
/**
|
|
* Whether Excel will be asked to recalculate all formulas when the workbook is opened.
|
|
*
|
|
* @since 3.8
|
|
*/
|
|
public boolean getForceFormulaRecalculation(){
|
|
InternalWorkbook iwb = getWorkbook();
|
|
RecalcIdRecord recalc = (RecalcIdRecord)iwb.findFirstRecordBySid(RecalcIdRecord.sid);
|
|
return recalc != null && recalc.getEngineId() != 0;
|
|
}
|
|
|
|
/**
|
|
* Changes an external referenced file to another file.
|
|
* A formular in Excel which refers a cell in another file is saved in two parts:
|
|
* The referenced file is stored in an reference table. the row/cell information is saved separate.
|
|
* This method invokation will only change the reference in the lookup-table itself.
|
|
* @param oldUrl The old URL to search for and which is to be replaced
|
|
* @param newUrl The URL replacement
|
|
* @return true if the oldUrl was found and replaced with newUrl. Otherwise false
|
|
*/
|
|
public boolean changeExternalReference(String oldUrl, String newUrl) {
|
|
return workbook.changeExternalReference(oldUrl, newUrl);
|
|
}
|
|
}
|