Add PDF/A-1b example

pdf-toolbox/src/test/java/com/lowagie/examples/conformance/PdfA1B.java

@@ -0,0 +1,116 @@
+/*
+ * $Id: LocalGoto.java 3373 2008-05-12 16:21:24Z xlv $
+ *
+ * This code is part of the 'OpenPDF Tutorial'.
+ * You can find the complete tutorial at the following address:
+ * https://github.com/LibrePDF/OpenPDF/wiki/Tutorial
+ *
+ * This code 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.
+ *
+ *  
+ */
+
+package com.lowagie.examples.conformance;
+
+import com.lowagie.text.Document;
+import com.lowagie.text.DocumentException;
+import com.lowagie.text.Font;
+import com.lowagie.text.Paragraph;
+import com.lowagie.text.pdf.BaseFont;
+import com.lowagie.text.pdf.PdfDictionary;
+import com.lowagie.text.pdf.PdfName;
+import com.lowagie.text.pdf.PdfWriter;
+import com.lowagie.text.xml.xmp.XmpWriter;
+
+import java.awt.color.ColorSpace;
+import java.awt.color.ICC_Profile;
+import java.io.ByteArrayOutputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.Objects;
+
+import static com.lowagie.text.pdf.PdfWriter.PDFA1B;
+
+/**
+ * Creates a document validating PDF/A-1b conformance
+ * 
+ * @author raodienne
+ */
+
+public class PdfA1B {
+
+    /**
+     * Creates a document validating PDF/A-1b conformance
+     * 
+     * @param args no arguments needed here
+     */
+    public static void main(String[] args) {
+        System.out.println("PDF/A-1b");
+
+        // step 1: creation of a document-object
+        Document document = new Document();
+
+        try {
+
+            // step 2: create writer and set conformance
+            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("PdfA1b.pdf"));
+            writer.setPDFXConformance(PDFA1B);
+
+            // step 3: open the document
+            document.open();
+
+            // create pdf dictionary with required entry
+            PdfDictionary pdfDictionary = new PdfDictionary();
+            pdfDictionary.put(PdfName.CREATIONDATE, writer.getInfo().get(PdfName.CREATIONDATE));
+            pdfDictionary.put(PdfName.MODDATE, writer.getInfo().get(PdfName.MODDATE));
+
+            try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
+
+                // embed dictionary in XmpWriter
+                XmpWriter xmpWriter = new XmpWriter(baos, pdfDictionary, PdfWriter.PDFA1B);
+                xmpWriter.close();
+
+                byte[] xmpMetadata = baos.toByteArray();
+
+                // set xmp metadata and output intents
+                writer.setXmpMetadata(xmpMetadata);
+                writer.setOutputIntents("Custom", "", null, "sRGB IEC61966-2.1",
+                        ICC_Profile.getInstance(ColorSpace.CS_sRGB));
+            }
+
+            // step 4:
+
+            // we make some content
+            String fontDir = "com/lowagie/examples/fonts/";
+
+            BaseFont notoBase = BaseFont.createFont(
+                    Objects.requireNonNull(PdfA1B.class.getClassLoader().getResource(fontDir+"noto/NotoSans-Regular.ttf")).getFile(),
+                    BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
+            Font noto = new Font(notoBase, 10, Font.NORMAL);
+
+            // a paragraph
+            Paragraph p1 = new Paragraph("This document is compliant with PDF-A/1b requirements", noto);
+
+            // some paragraph
+            Paragraph p2 = new Paragraph("blah, blah, blah", noto);
+
+            // we add the content
+            document.add(p1);
+            document.add(p2);
+            document.add(p2);
+            document.add(p2);
+            document.add(p2);
+            document.add(p2);
+            document.add(p2);
+            document.add(p2);
+        }
+        catch(DocumentException | IOException de) {
+            System.err.println(de.getMessage());
+        }
+
+        // step 5: we close the document
+        document.close();
+    }
+}