From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../org/pdfbox/examples/persistence/FieldsDoc.java | 177 +++++++++++++++++++++ 1 file changed, 177 insertions(+) create mode 100644 src/main/java/org/pdfbox/examples/persistence/FieldsDoc.java (limited to 'src/main/java/org/pdfbox/examples/persistence/FieldsDoc.java') diff --git a/src/main/java/org/pdfbox/examples/persistence/FieldsDoc.java b/src/main/java/org/pdfbox/examples/persistence/FieldsDoc.java new file mode 100644 index 0000000..e506fe1 --- /dev/null +++ b/src/main/java/org/pdfbox/examples/persistence/FieldsDoc.java @@ -0,0 +1,177 @@ +/** + * Copyright (c) 2003, www.pdfbox.org + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of pdfbox; nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * http://www.pdfbox.org + * + */ +package org.pdfbox.examples.persistence; + +import java.io.IOException; +import java.io.OutputStream; +import java.io.FileOutputStream; + +import java.util.Iterator; + +import org.pdfbox.pdfparser.PDFParser; + +import org.pdfbox.pdfwriter.COSWriter; + +import org.pdfbox.cos.COSDocument; +import org.pdfbox.cos.COSString; +import org.pdfbox.cos.COSBase; +import org.pdfbox.cos.COSDictionary; +import org.pdfbox.cos.COSObject; +import org.pdfbox.cos.COSName; + +import org.pdfbox.exceptions.COSVisitorException; + +/** + * This example fills a field in a pdf document and writes it to new destination. + * + * @author Michael Traut + * @version $Revision: 1.5 $ + */ +public class FieldsDoc +{ + /** + * Constructor. + */ + public FieldsDoc() + { + super(); + } + /** + * fill a field in the pdf. + * + * @param in The template file + * @param out The file to write the PDF to. + * @param name The name of the PDF field (FDF field) + * @param value The value to be used for the field + * + * @throws IOException If there is an error writing the data. + * @throws COSVisitorException If there is an error generating the PDF document. + */ + public void doIt(String in, String out, String name, String value) throws IOException, COSVisitorException + { + java.io.InputStream is = null; + COSDocument doc = null; + OutputStream os = null; + COSWriter writer = null; + try + { + is = new java.io.FileInputStream(in); + PDFParser parser = new PDFParser(is); + parser.parse(); + + doc = parser.getDocument(); + + setField(doc, new COSString(name), new COSString(value)); + + os = new FileOutputStream(out); + writer = new COSWriter(os); + + writer.write(doc); + + } + finally + { + is.close(); + doc.close(); + os.close(); + writer.close(); + } + } + /** + * This will fill a field in a PDF document. + *
+ * see usage() for commandline + * + * @param args command line arguments + */ + public static void main(String[] args) + { + FieldsDoc app = new FieldsDoc(); + try + { + if( args.length != 4 ) + { + app.usage(); + } + else + { + app.doIt( args[0], args[1], args[2], args[3]); + } + } + catch (Exception e) + { + e.printStackTrace(); + } + } + /** + * lookup and fill the field. + * + * todo: this method will go to the pdfmodel package one day + * + * @param doc the document where the field resides + * @param name the name of the PDF Annotation field + * @param value The desired value to be used for the field + * + */ + public void setField(COSDocument doc, COSString name, COSString value) + { + for (Iterator i = doc.getObjects().iterator(); i.hasNext();) + { + COSObject obj = (COSObject) i.next(); + COSBase base = obj.getObject(); + if (base instanceof COSDictionary) + { + COSDictionary dict = (COSDictionary) base; + COSBase type = dict.getItem(COSName.TYPE); + if (type != null && type.equals(COSName.getPDFName("Annot"))) + { + COSBase subtype = dict.getItem(COSName.getPDFName("Subtype")); + if (subtype != null && subtype.equals(COSName.getPDFName("Widget"))) + { + // we found the field + COSBase fname = dict.getItem(COSName.getPDFName("T")); + if (fname != null && fname.equals(name)) + { + dict.setItem(COSName.getPDFName("V"), value); + } + } + } + } + } + } + /** + * This will print out a message telling how to use this example. + */ + private void usage() + { + System.err.println( "usage: " + this.getClass().getName() + " " ); + } +} \ No newline at end of file -- cgit v1.2.3