From 535a04fa05f739ec16dd81666e3b0f82dfbd442d Mon Sep 17 00:00:00 2001
From: tknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Wed, 9 Jan 2013 15:41:29 +0000
Subject: pdf-as-lib maven project files moved to pdf-as-lib

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/pdf-as/trunk@926 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
---
 .../java/at/gv/egiz/pdfas/utils/PDFASUtils.java    | 92 ++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 pdf-as-lib/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java

(limited to 'pdf-as-lib/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java')

diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java
new file mode 100644
index 0000000..4cd3bd5
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/utils/PDFASUtils.java
@@ -0,0 +1,92 @@
+/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria and Graz University of
+ * Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egiz.pdfas.utils;
+
+import java.io.BufferedOutputStream;
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.pdfbox.pdmodel.PDDocument;
+
+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 {
+//23.11.2010 changed by exthex - added checkDocumentPermissions(PDDocument doc)
+   
+   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.");
+      }
+   }
+
+   public static boolean toFile(byte[] data, File file) throws IOException {
+      return PDFASUtils.toFile(new ByteArrayInputStream(data), file);
+   }
+
+   public static boolean toFile(InputStream inputStream, File file) throws IOException {
+      boolean result = false;
+      BufferedOutputStream bufferedOutputStream = null;
+      try {
+         bufferedOutputStream = new BufferedOutputStream(new FileOutputStream(file));
+         ConfigUtils.writeInputStreamToOutputStream(inputStream, bufferedOutputStream);
+      } finally {
+         if (bufferedOutputStream != null) {
+            try {
+               bufferedOutputStream.close();
+               result = true;
+            } catch (IOException e) {
+               result = false;
+            }
+         }
+      }
+      return result;
+   }
+
+    public static void checkDocumentPermissions(PDDocument doc) throws PDFDocumentException {
+      if (doc.isEncrypted()) {
+        throw new PDFDocumentException(ErrorCode.DOCUMENT_IS_PROTECTED, "Document is encrypted.");
+      }
+    }
+   
+}
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