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+package demo;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Iterator;
+import java.util.List;
+
+import at.gv.egiz.pdfas.api.analyze.NonTextObjectInfo;
+import at.gv.egiz.pdfas.api.io.DataSource;
+import at.gv.egiz.pdfas.impl.api.commons.PdfDataSourceAdapter;
+import at.gv.egiz.pdfas.io.FileBasedDataSource;
+import at.knowcenter.wag.egov.egiz.PdfAS;
+
+public class ExtractNonTextualObjectsDemo {
+
+ /**
+ * Disable instantiation.
+ */
+ private ExtractNonTextualObjectsDemo() {
+ }
+
+ /**
+ * Starts a demo that extracts non-textual elements from a document.
+ *
+ * @param args
+ * The parameter(s).
+ */
+ public static void main(String[] args) {
+
+ if (args == null || args.length == 0) {
+ System.err.println("Please provide path of file to be signed.");
+ System.exit(1);
+ }
+
+ File testFile = new File(args[0]);
+
+ try {
+
+ // set source
+ DataSource dataSource = new FileBasedDataSource(testFile, "application/pdf");
+
+ List nonTextualObjects = PdfAS.extractNonTextualObjects(new PdfDataSourceAdapter(dataSource));
+ if (nonTextualObjects != null && !nonTextualObjects.isEmpty()) {
+ System.out.println("Non-textual objects found.");
+ Iterator noit = nonTextualObjects.iterator();
+ while (noit.hasNext()) {
+ NonTextObjectInfo info = (NonTextObjectInfo) noit.next();
+ System.out.println(" -> " + info.toString());
+ }
+ } else {
+ System.out.println("No non-textual objects found.");
+ }
+
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ }
+
+}