iText 5 itextpdf.jar Source Code

itextpdf.jar is a component in iText 5 Java library to provide core functionalities. iText Java library allows you to generate and manage PDF documents.

The Source Code files are provided at iText GitHub site.

You can compile it to generate your JAR file, using pom.xml as the build configuration file.

The source code of itextpdf-5.5.14.jar is provided below:

✍: FYIcenter.com

com/itextpdf/text/pdf/PdfCopyFieldsImp.java

/*
 *
 * This file is part of the iText (R) project.
    Copyright (c) 1998-2020 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Affero General Public License for more details.
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License,
 * a covered work must retain the producer line in every PDF that is created
 * or manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the iText software without
 * disclosing the source code of your own applications.
 * These activities include: offering paid services to customers as an ASP,
 * serving PDFs on the fly in a web application, shipping iText with a closed
 * source product.
 *
 * For more information, please contact iText Software Corp. at this
 * address: sales@itextpdf.com
 */
package com.itextpdf.text.pdf;

import java.io.IOException;
import java.io.OutputStream;
import java.util.*;

import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.ExceptionConverter;
import com.itextpdf.text.error_messages.MessageLocalization;
import com.itextpdf.text.exceptions.BadPasswordException;
import com.itextpdf.text.log.Counter;
import com.itextpdf.text.log.CounterFactory;
import com.itextpdf.text.pdf.AcroFields.Item;

/**
 *
 * @author  psoares
 */
@Deprecated
class PdfCopyFieldsImp extends PdfWriter {

    private static final PdfName iTextTag = new PdfName("_iTextTag_");
    private static final Integer zero = Integer.valueOf(0);
    ArrayList<PdfReader> readers = new ArrayList<PdfReader>();
    HashMap<PdfReader, IntHashtable> readers2intrefs = new HashMap<PdfReader, IntHashtable>();
    HashMap<PdfReader, IntHashtable> pages2intrefs = new HashMap<PdfReader, IntHashtable>();
    HashMap<PdfReader, IntHashtable> visited = new HashMap<PdfReader, IntHashtable>();
    ArrayList<AcroFields> fields = new ArrayList<AcroFields>();
    RandomAccessFileOrArray file;
    HashMap<String, Object> fieldTree = new HashMap<String, Object>();
    ArrayList<PdfIndirectReference> pageRefs = new ArrayList<PdfIndirectReference>();
    ArrayList<PdfDictionary> pageDics = new ArrayList<PdfDictionary>();
    PdfDictionary resources = new PdfDictionary();
    PdfDictionary form;
    boolean closing = false;
    Document nd;
    private HashMap<PdfArray, ArrayList<Integer>> tabOrder;
    private ArrayList<String> calculationOrder = new ArrayList<String>();
    private ArrayList<Object> calculationOrderRefs;
    private boolean hasSignature;
    private boolean needAppearances = false;
    private HashSet<Object> mergedRadioButtons = new HashSet<Object>();



    protected Counter COUNTER = CounterFactory.getCounter(PdfCopyFields.class);
    protected Counter getCounter() {
    	return COUNTER;
    }
    
    PdfCopyFieldsImp(OutputStream os) throws DocumentException {
        this(os, '\0');
    }

    PdfCopyFieldsImp(OutputStream os, char pdfVersion) throws DocumentException {
        super(new PdfDocument(), os);
        pdf.addWriter(this);
        if (pdfVersion != 0)
            super.setPdfVersion(pdfVersion);
        nd = new Document();
        nd.addDocListener(pdf);
    }

    void addDocument(PdfReader reader, List<Integer> pagesToKeep) throws DocumentException, IOException {
        if (!readers2intrefs.containsKey(reader) && reader.isTampered())
            throw new DocumentException(MessageLocalization.getComposedMessage("the.document.was.reused"));
        reader = new PdfReader(reader);
        reader.selectPages(pagesToKeep);
        if (reader.getNumberOfPages() == 0)
            return;
        reader.setTampered(false);
        addDocument(reader);
    }

    void addDocument(PdfReader reader) throws DocumentException, IOException {
        if (!reader.isOpenedWithFullPermissions())
            throw new BadPasswordException(MessageLocalization.getComposedMessage("pdfreader.not.opened.with.owner.password"));
        openDoc();
        if (readers2intrefs.containsKey(reader)) {
            reader = new PdfReader(reader);
        }
        else {
            if (reader.isTampered())
                throw new DocumentException(MessageLocalization.getComposedMessage("the.document.was.reused"));
            reader.consolidateNamedDestinations();
            reader.setTampered(true);
        }
        reader.shuffleSubsetNames();
        readers2intrefs.put(reader, new IntHashtable());
        readers.add(reader);
        int len = reader.getNumberOfPages();
        IntHashtable refs = new IntHashtable();
        for (int p = 1; p <= len; ++p) {
            refs.put(reader.getPageOrigRef(p).getNumber(), 1);
            reader.releasePage(p);
        }
        pages2intrefs.put(reader, refs);
        visited.put(reader, new IntHashtable());
        AcroFields acro = reader.getAcroFields();
        // when a document with NeedAppearances is encountered, the flag is set
        // in the resulting document.
        boolean needapp = !acro.isGenerateAppearances();
        if (needapp)
            needAppearances = true;
        fields.add(acro);
        updateCalculationOrder(reader);
    }

    private static String getCOName(PdfReader reader, PRIndirectReference ref) {
        String name = "";
        while (ref != null) {
            PdfObject obj = PdfReader.getPdfObject(ref);
            if (obj == null || obj.type() != PdfObject.DICTIONARY)
                break;
            PdfDictionary dic = (PdfDictionary)obj;
            PdfString t = dic.getAsString(PdfName.T);
            if (t != null) {
                name = t.toUnicodeString()+ "." + name;
            }
            ref = (PRIndirectReference)dic.get(PdfName.PARENT);
        }
        if (name.endsWith("."))
            name = name.substring(0, name.length() - 1);
        return name;
    }

    /**
     * @since	2.1.5; before 2.1.5 the method was private
     */
    protected void updateCalculationOrder(PdfReader reader) {
        PdfDictionary catalog = reader.getCatalog();
        PdfDictionary acro = catalog.getAsDict(PdfName.ACROFORM);
        if (acro == null)
            return;
        PdfArray co = acro.getAsArray(PdfName.CO);
        if (co == null || co.size() == 0)
            return;
        AcroFields af = reader.getAcroFields();
        for (int k = 0; k < co.size(); ++k) {
            PdfObject obj = co.getPdfObject(k);
            if (obj == null || !obj.isIndirect())
                continue;
            String name = getCOName(reader, (PRIndirectReference)obj);
            if (af.getFieldItem(name) == null)
                continue;
            name = "." + name;
            if (calculationOrder.contains(name))
                continue;
            calculationOrder.add(name);
        }
    }

    void propagate(PdfObject obj, PdfIndirectReference refo, boolean restricted) throws IOException {
        if (obj == null)
            return;
//        if (refo != null)
//            addToBody(obj, refo);
        if (obj instanceof PdfIndirectReference)
            return;
        switch (obj.type()) {
            case PdfObject.DICTIONARY:
            case PdfObject.STREAM: {
                PdfDictionary dic = (PdfDictionary)obj;
                for (PdfName key: dic.getKeys()) {
                    if (restricted && (key.equals(PdfName.PARENT) || key.equals(PdfName.KIDS)))
                        continue;
                    PdfObject ob = dic.get(key);
                    if (ob != null && ob.isIndirect()) {
                        PRIndirectReference ind = (PRIndirectReference)ob;
                        if (!setVisited(ind) && !isPage(ind)) {
                            PdfIndirectReference ref = getNewReference(ind);
                            propagate(PdfReader.getPdfObjectRelease(ind), ref, restricted);
                        }
                    }
                    else
                        propagate(ob, null, restricted);
                }
                break;
            }
            case PdfObject.ARRAY: {
                //PdfArray arr = new PdfArray();
                for (Iterator<PdfObject> it = ((PdfArray)obj).listIterator(); it.hasNext();) {
                    PdfObject ob = it.next();
                    if (ob != null && ob.isIndirect()) {
                        PRIndirectReference ind = (PRIndirectReference)ob;
                        if (!isVisited(ind) && !isPage(ind)) {
                            PdfIndirectReference ref = getNewReference(ind);
                            propagate(PdfReader.getPdfObjectRelease(ind), ref, restricted);
                        }
                    }
                    else
                        propagate(ob, null, restricted);
                }
                break;
            }
            case PdfObject.INDIRECT: {
                throw new RuntimeException(MessageLocalization.getComposedMessage("reference.pointing.to.reference"));
            }
        }
    }

    private void adjustTabOrder(PdfArray annots, PdfIndirectReference ind, PdfNumber nn) {
        int v = nn.intValue();
        ArrayList<Integer> t = tabOrder.get(annots);
        if (t == null) {
            t = new ArrayList<Integer>();
            int size = annots.size() - 1;
            for (int k = 0; k < size; ++k) {
                t.add(zero);
            }
            t.add(Integer.valueOf(v));
            tabOrder.put(annots, t);
            annots.add(ind);
        }
        else {
            int size = t.size() - 1;
            for (int k = size; k >= 0; --k) {
                if (t.get(k).intValue() <= v) {
                    t.add(k + 1, Integer.valueOf(v));
                    annots.add(k + 1, ind);
                    size = -2;
                    break;
                }
            }
            if (size != -2) {
                t.add(0, Integer.valueOf(v));
                annots.add(0, ind);
            }
        }
    }

    @SuppressWarnings("unchecked")
    protected PdfArray branchForm(HashMap<String, Object> level, PdfIndirectReference parent, String fname) throws IOException {
        PdfArray arr = new PdfArray();
        for (Map.Entry<String, Object> entry: level.entrySet()) {
            String name = entry.getKey();
            Object obj = entry.getValue();
            PdfIndirectReference ind = getPdfIndirectReference();
            PdfDictionary dic = new PdfDictionary();
            if (parent != null)
                dic.put(PdfName.PARENT, parent);
            dic.put(PdfName.T, new PdfString(name, PdfObject.TEXT_UNICODE));
            String fname2 = fname + "." + name;
            int coidx = calculationOrder.indexOf(fname2);
            if (coidx >= 0)
                calculationOrderRefs.set(coidx, ind);
            if (obj instanceof HashMap) {
                dic.put(PdfName.KIDS, branchForm((HashMap<String, Object>)obj, ind, fname2));
                arr.add(ind);
                addToBody(dic, ind);
            }
            else {
                ArrayList<Object> list = (ArrayList<Object>)obj;
                dic.mergeDifferent((PdfDictionary)list.get(0));
                if (list.size() == 3) {
                    dic.mergeDifferent((PdfDictionary)list.get(2));
                    int page = ((Integer)list.get(1)).intValue();
                    PdfDictionary pageDic = pageDics.get(page - 1);
                    PdfArray annots = pageDic.getAsArray(PdfName.ANNOTS);
                    if (annots == null) {
                        annots = new PdfArray();
                        pageDic.put(PdfName.ANNOTS, annots);
                    }
                    PdfNumber nn = (PdfNumber)dic.get(iTextTag);
                    dic.remove(iTextTag);
                    adjustTabOrder(annots, ind, nn);
                }
                else {
                    PdfDictionary field = (PdfDictionary)list.get(0);
                    PdfName v = field.getAsName(PdfName.V);
                    PdfArray kids = new PdfArray();
                    for (int k = 1; k < list.size(); k += 2) {
                        int page = ((Integer)list.get(k)).intValue();
                        PdfDictionary pageDic = pageDics.get(page - 1);
                        PdfArray annots = pageDic.getAsArray(PdfName.ANNOTS);
                        if (annots == null) {
                            annots = new PdfArray();
                            pageDic.put(PdfName.ANNOTS, annots);
                        }
                        PdfDictionary widget = new PdfDictionary();
                        widget.merge((PdfDictionary)list.get(k + 1));
                        widget.put(PdfName.PARENT, ind);
                        PdfNumber nn = (PdfNumber)widget.get(iTextTag);
                        widget.remove(iTextTag);
                        if (PdfCopy.isCheckButton(field)) {
                            PdfName as = widget.getAsName(PdfName.AS);
                            if (v != null && as != null)
                                widget.put(PdfName.AS, v);
                        } else if (PdfCopy.isRadioButton(field)) {
                            PdfName as = widget.getAsName(PdfName.AS);
                            if (v != null && as != null && !as.equals(getOffStateName(widget))) {
                                if (!mergedRadioButtons.contains(list)) {
                                    mergedRadioButtons.add(list);
                                    widget.put(PdfName.AS, v);
                                } else {
                                    widget.put(PdfName.AS, getOffStateName(widget));
                                }
                            }
                        }
                        PdfIndirectReference wref = addToBody(widget).getIndirectReference();
                        adjustTabOrder(annots, wref, nn);
                        kids.add(wref);
                        propagate(widget, null, false);
                    }
                    dic.put(PdfName.KIDS, kids);
                }
                arr.add(ind);
                addToBody(dic, ind);
                propagate(dic, null, false);
            }
        }
        return arr;
    }

    protected PdfName getOffStateName(PdfDictionary widget) {
        return PdfName.Off;
    }

    protected void createAcroForms() throws IOException {
        if (fieldTree.isEmpty())
            return;
        form = new PdfDictionary();
        form.put(PdfName.DR, resources);
        propagate(resources, null, false);
        if (needAppearances) {
            form.put(PdfName.NEEDAPPEARANCES, PdfBoolean.PDFTRUE);
        }
        form.put(PdfName.DA, new PdfString("/Helv 0 Tf 0 g "));
        tabOrder = new HashMap<PdfArray, ArrayList<Integer>>();
        calculationOrderRefs = new ArrayList<Object>(calculationOrder);
        form.put(PdfName.FIELDS, branchForm(fieldTree, null, ""));
        if (hasSignature)
            form.put(PdfName.SIGFLAGS, new PdfNumber(3));
        PdfArray co = new PdfArray();
        for (int k = 0; k < calculationOrderRefs.size(); ++k) {
            Object obj = calculationOrderRefs.get(k);
            if (obj instanceof PdfIndirectReference)
                co.add((PdfIndirectReference)obj);
        }
        if (co.size() > 0)
            form.put(PdfName.CO, co);
    }

    @Override
    public void close() {
        if (closing) {
            super.close();
            return;
        }
        closing = true;
        try {
            closeIt();
        }
        catch (Exception e) {
            throw new ExceptionConverter(e);
        }
    }

    /**
     * Creates the new PDF by merging the fields and forms.
     */
    protected void closeIt() throws IOException {
        for (int k = 0; k < readers.size(); ++k) {
            readers.get(k).removeFields();
        }
        for (int r = 0; r < readers.size(); ++r) {
            PdfReader reader = readers.get(r);
            for (int page = 1; page <= reader.getNumberOfPages(); ++page) {
                pageRefs.add(getNewReference(reader.getPageOrigRef(page)));
                pageDics.add(reader.getPageN(page));
            }
        }
        mergeFields();
        createAcroForms();
        for (int r = 0; r < readers.size(); ++r) {
                PdfReader reader = readers.get(r);
                for (int page = 1; page <= reader.getNumberOfPages(); ++page) {
                    PdfDictionary dic = reader.getPageN(page);
                    PdfIndirectReference pageRef = getNewReference(reader.getPageOrigRef(page));
                    PdfIndirectReference parent = root.addPageRef(pageRef);
                    dic.put(PdfName.PARENT, parent);
                    propagate(dic, pageRef, false);
                }
        }
        for (Map.Entry<PdfReader, IntHashtable>entry: readers2intrefs.entrySet()) {
            PdfReader reader = entry.getKey();
            try {
                file = reader.getSafeFile();
                file.reOpen();
                IntHashtable t = entry.getValue();
                int keys[] = t.toOrderedKeys();
                for (int k = 0; k < keys.length; ++k) {
                    PRIndirectReference ref = new PRIndirectReference(reader, keys[k]);
                    addToBody(PdfReader.getPdfObjectRelease(ref), t.get(keys[k]));
                }
            }
            finally {
                try {
                    file.close();
// TODO: Removed - the user should be responsible for closing all PdfReaders.  But, this could cause a lot of memory leaks in code out there that hasn't been properly closing things - maybe add a finalizer to PdfReader that calls PdfReader#close() ??            	
//                    reader.close();
                }
                catch (Exception e) {
                    // empty on purpose
                }
            }
        }
        pdf.close();
    }

    void addPageOffsetToField(Map<String, AcroFields.Item> fd, int pageOffset) {
        if (pageOffset == 0)
            return;
        for (AcroFields.Item item: fd.values()) {
            for (int k = 0; k < item.size(); ++k) {
                int p = item.getPage(k).intValue();
                item.forcePage(k, p + pageOffset);
            }
        }
    }

    void createWidgets(ArrayList<Object> list, AcroFields.Item item) {
        for (int k = 0; k < item.size(); ++k) {
            list.add(item.getPage(k));
            PdfDictionary merged = item.getMerged(k);
            PdfObject dr = merged.get(PdfName.DR);
            if (dr != null)
                PdfFormField.mergeResources(resources, (PdfDictionary)PdfReader.getPdfObject(dr));
            PdfDictionary widget = new PdfDictionary();
            for (Object element : merged.getKeys()) {
                PdfName key = (PdfName)element;
                if (widgetKeys.containsKey(key))
                    widget.put(key, merged.get(key));
            }
            widget.put(iTextTag, new PdfNumber(item.getTabOrder(k).intValue() + 1));
            list.add(widget);
        }
    }

    @SuppressWarnings("unchecked")
    void mergeField(String name, AcroFields.Item item) {
        HashMap<String, Object> map = fieldTree;
        StringTokenizer tk = new StringTokenizer(name, ".");
        if (!tk.hasMoreTokens())
            return;
        while (true) {
            String s = tk.nextToken();
            Object obj = map.get(s);
            if (tk.hasMoreTokens()) {
                if (obj == null) {
                    obj = new HashMap();
                    map.put(s, obj);
                    map = (HashMap<String, Object>)obj;
                    continue;
                }
                else if (obj instanceof HashMap)
                    map = (HashMap<String, Object>)obj;
                else
                    return;
            }
            else {
                if (obj instanceof HashMap)
                    return;
                PdfDictionary merged = item.getMerged(0);
                if (obj == null) {
                    PdfDictionary field = new PdfDictionary();
                    if (PdfName.SIG.equals(merged.get(PdfName.FT)))
                        hasSignature = true;
                    for (Object element : merged.getKeys()) {
                        PdfName key = (PdfName)element;
                        if (fieldKeys.containsKey(key))
                            field.put(key, merged.get(key));
                    }
                    ArrayList<Object> list = new ArrayList<Object>();
                    list.add(field);
                    createWidgets(list, item);
                    map.put(s, list);
                }
                else {
                    ArrayList<Object> list = (ArrayList<Object>)obj;
                    PdfDictionary field = (PdfDictionary)list.get(0);
                    PdfName type1 = (PdfName)field.get(PdfName.FT);
                    PdfName type2 = (PdfName)merged.get(PdfName.FT);
                    if (type1 == null || !type1.equals(type2))
                        return;
                    int flag1 = 0;
                    PdfObject f1 = field.get(PdfName.FF);
                    if (f1 != null && f1.isNumber())
                        flag1 = ((PdfNumber)f1).intValue();
                    int flag2 = 0;
                    PdfObject f2 = merged.get(PdfName.FF);
                    if (f2 != null && f2.isNumber())
                        flag2 = ((PdfNumber)f2).intValue();
                    if (type1.equals(PdfName.BTN)) {
                        if (((flag1 ^ flag2) & PdfFormField.FF_PUSHBUTTON) != 0)
                            return;
                        if ((flag1 & PdfFormField.FF_PUSHBUTTON) == 0 && ((flag1 ^ flag2) & PdfFormField.FF_RADIO) != 0)
                            return;
                    }
                    else if (type1.equals(PdfName.CH)) {
                        if (((flag1 ^ flag2) & PdfFormField.FF_COMBO) != 0)
                            return;
                    }
                    createWidgets(list, item);
                }
                return;
            }
        }
    }

    void mergeWithMaster(Map<String, Item> fd) {
        for (Map.Entry<String, Item> entry: fd.entrySet()) {
            String name = entry.getKey();
            mergeField(name, entry.getValue());
        }
    }

    void mergeFields() {
        int pageOffset = 0;
        for (int k = 0; k < fields.size(); ++k) {
            Map<String, Item> fd = fields.get(k).getFields();
            addPageOffsetToField(fd, pageOffset);
            mergeWithMaster(fd);
            pageOffset += readers.get(k).getNumberOfPages();
        }
    }

    @Override
    public PdfIndirectReference getPageReference(int page) {
        return pageRefs.get(page - 1);
    }

    @Override
    protected PdfDictionary getCatalog(PdfIndirectReference rootObj) {
        try {
            PdfDictionary cat = pdf.getCatalog(rootObj);
            if (form != null) {
                PdfIndirectReference ref = addToBody(form).getIndirectReference();
                cat.put(PdfName.ACROFORM, ref);
            }
            return cat;
        }
        catch (IOException e) {
            throw new ExceptionConverter(e);
        }
    }

    protected PdfIndirectReference getNewReference(PRIndirectReference ref) {
        return new PdfIndirectReference(0, getNewObjectNumber(ref.getReader(), ref.getNumber(), 0));
    }

    @Override
    protected int getNewObjectNumber(PdfReader reader, int number, int generation) {
        IntHashtable refs = readers2intrefs.get(reader);
        int n = refs.get(number);
        if (n == 0) {
            n = getIndirectReferenceNumber();
            refs.put(number, n);
        }
        return n;
    }


    /**
     * Sets a reference to "visited" in the copy process.
     * @param	ref	the reference that needs to be set to "visited"
     * @return	true if the reference was set to visited
     */
    protected boolean setVisited(PRIndirectReference ref) {
        IntHashtable refs = visited.get(ref.getReader());
        if (refs != null)
        	return refs.put(ref.getNumber(), 1) != 0;
        else
        	return false;
    }

    /**
     * Checks if a reference has already been "visited" in the copy process.
     * @param	ref	the reference that needs to be checked
     * @return	true if the reference was already visited
     */
    protected boolean isVisited(PRIndirectReference ref) {
        IntHashtable refs = visited.get(ref.getReader());
        if (refs != null)
        	return refs.containsKey(ref.getNumber());
        else
        	return false;
    }

    protected boolean isVisited(PdfReader reader, int number, int generation) {
        IntHashtable refs = readers2intrefs.get(reader);
        return refs.containsKey(number);
    }

    /**
     * Checks if a reference refers to a page object.
     * @param	ref	the reference that needs to be checked
     * @return	true is the reference refers to a page object.
     */
    protected boolean isPage(PRIndirectReference ref) {
        IntHashtable refs = pages2intrefs.get(ref.getReader());
        if (refs != null)
        	return refs.containsKey(ref.getNumber());
        else
        	return false;
    }

    @Override
    RandomAccessFileOrArray getReaderFile(PdfReader reader) {
            return file;
    }

    public void openDoc() {
        if (!nd.isOpen())
            nd.open();
    }

    protected static final HashMap<PdfName, Integer> widgetKeys = new HashMap<PdfName, Integer>();
    protected static final HashMap<PdfName, Integer> fieldKeys = new HashMap<PdfName, Integer>();
    static {
        Integer one = Integer.valueOf(1);
        widgetKeys.put(PdfName.SUBTYPE, one);
        widgetKeys.put(PdfName.CONTENTS, one);
        widgetKeys.put(PdfName.RECT, one);
        widgetKeys.put(PdfName.NM, one);
        widgetKeys.put(PdfName.M, one);
        widgetKeys.put(PdfName.F, one);
        widgetKeys.put(PdfName.BS, one);
        widgetKeys.put(PdfName.BORDER, one);
        widgetKeys.put(PdfName.AP, one);
        widgetKeys.put(PdfName.AS, one);
        widgetKeys.put(PdfName.C, one);
        widgetKeys.put(PdfName.A, one);
        widgetKeys.put(PdfName.STRUCTPARENT, one);
        widgetKeys.put(PdfName.OC, one);
        widgetKeys.put(PdfName.H, one);
        widgetKeys.put(PdfName.MK, one);
        widgetKeys.put(PdfName.DA, one);
        widgetKeys.put(PdfName.Q, one);
        widgetKeys.put(PdfName.P, one);
        fieldKeys.put(PdfName.AA, one);
        fieldKeys.put(PdfName.FT, one);
        fieldKeys.put(PdfName.TU, one);
        fieldKeys.put(PdfName.TM, one);
        fieldKeys.put(PdfName.FF, one);
        fieldKeys.put(PdfName.V, one);
        fieldKeys.put(PdfName.DV, one);
        fieldKeys.put(PdfName.DS, one);
        fieldKeys.put(PdfName.RV, one);
        fieldKeys.put(PdfName.OPT, one);
        fieldKeys.put(PdfName.MAXLEN, one);
        fieldKeys.put(PdfName.TI, one);
        fieldKeys.put(PdfName.I, one);
        fieldKeys.put(PdfName.LOCK, one);
        fieldKeys.put(PdfName.SV, one);
    }
}

com/itextpdf/text/pdf/PdfCopyFieldsImp.java

 

⇒ iText-2.1.6.jar - iText, a JAVA-PDF library

⇐ iText layout.jar Source Code

⇑ Download and Install iText Java Library

⇑⇑ iText for PDF Generation

2021-07-03, 47969👍, 0💬