#BAEL-5880: add main source and test for iText

pdf-2/src/main/java/com/baeldung/pdfinfo/PdfInfoIText.java

@@ -0,0 +1,31 @@
+package com.baeldung.pdfinfo;
+
+
+import com.itextpdf.text.pdf.PdfReader;
+
+import java.io.IOException;
+import java.util.HashMap;
+
+public class PdfInfoIText {
+
+    public static int getNumberOfPage(final String pdfFile) throws IOException {
+        PdfReader reader = new PdfReader(pdfFile);
+        int pages = reader.getNumberOfPages();
+        reader.close();
+        return pages;
+    }
+
+    public static boolean isPasswordRequired(final String pdfFile) throws IOException {
+        PdfReader reader = new PdfReader(pdfFile);
+        boolean isEncrypted = reader.isEncrypted();
+        reader.close();
+        return isEncrypted;
+    }
+
+    public static HashMap<String, String> getInfo(final String pdfFile) throws IOException {
+        PdfReader reader = new PdfReader(pdfFile);
+        HashMap<String, String> info = reader.getInfo();
+        reader.close();
+        return info;
+    }
+}