1 files changed, 12 insertions, 0 deletions
diff --git a/src/main/java/at/gv/egiz/pdfas/web/helper/TempDirHelper.java b/src/main/java/at/gv/egiz/pdfas/web/helper/TempDirHelper.java
index 9f2b6fb..0745bcc 100644
--- a/src/main/java/at/gv/egiz/pdfas/web/helper/TempDirHelper.java
+++ b/src/main/java/at/gv/egiz/pdfas/web/helper/TempDirHelper.java
@@ -149,6 +149,8 @@ public class TempDirHelper
 
   protected static String formatFileName(String fileNameSuffix)
   {
+    // double check so that file name is always correct.
+    fileNameSuffix = extractFileNameSuffix(fileNameSuffix);
     String fileName = "tmp" + formatIndex(runningIndex) + "_" + fileNameSuffix;
     runningIndex++;
 
@@ -239,4 +241,14 @@ public class TempDirHelper
     }
   }
 
+  /**
+   * Given a file (maybe with path), extracts the file name suffix.
+   * @param file The file and maybe path.
+   * @return Returns the file name.
+   */
+  public static String extractFileNameSuffix (String file)
+  {
+    File f = new File(file);
+    return f.getName();
+  }
 }