From 4852f856d9713ec07d1223417932cd5d5070ff8c Mon Sep 17 00:00:00 2001
From: tknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Tue, 19 Jan 2010 21:59:41 +0000
Subject: - handling protected documents improved. - minor web application
 improvements

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@557 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
---
 .../java/at/gv/egiz/pdfas/utils/PDFASUtils.java    | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java

(limited to 'src/main/java/at/gv/egiz/pdfas/utils')

diff --git a/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java b/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java
new file mode 100644
index 0000000..b26cc9b
--- /dev/null
+++ b/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java
@@ -0,0 +1,30 @@
+package at.gv.egiz.pdfas.utils;
+
+import at.gv.egiz.pdfas.exceptions.ErrorCode;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+
+import com.lowagie.text.pdf.PdfReader;
+
+/**
+ * @author tknall
+ */
+public class PDFASUtils {
+   
+   private PDFASUtils() {
+   }
+   
+   /**
+    * Verifies that a document could be opened with full permissions. 
+    * @param pdfReader The PdfReader
+    * @throws PDFDocumentException Thrown if document has not been opened with full permissions.
+    */
+   public static void checkReaderPermissions(PdfReader pdfReader) throws PDFDocumentException {
+      if (pdfReader.isEncrypted()) {
+         throw new PDFDocumentException(ErrorCode.DOCUMENT_IS_PROTECTED, "Document is encrypted.");
+      }
+      if (!pdfReader.isOpenedWithFullPermissions()) {
+         throw new PDFDocumentException(ErrorCode.DOCUMENT_IS_PROTECTED, "Document is protected.");
+      }
+   }
+   
+}
-- 
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