PDFBOX-5086: don't write to a loaded pdf document which is still open

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1885878 13f79535-47bb-0310-9956-ffa450edef68
apache · Jan 24, 2021 · 3d8f1a3 · 3d8f1a3
1 parent 1b6aed8
commit 3d8f1a3
Showing 1 changed file with 16 additions and 1 deletion.
diff --git a/examples/src/main/java/org/apache/pdfbox/examples/interactive/form/SetField.java b/examples/src/main/java/org/apache/pdfbox/examples/interactive/form/SetField.java
@@ -118,7 +118,7 @@ private void setField(String[] args) throws IOException
                 SetField example = new SetField();
                 pdf = Loader.loadPDF(new File(args[0]));
                 example.setField(pdf, args[1], args[2]);
-                pdf.save(args[0]);
+                pdf.save(calculateOutputFilename(args[0]));
             }
         }
         finally
@@ -130,6 +130,21 @@ private void setField(String[] args) throws IOException
         }
     }
 
+    private static String calculateOutputFilename(String filename)
+    {
+        String outputFilename;
+        if (filename.toLowerCase().endsWith(".pdf"))
+        {
+            outputFilename = filename.substring(0, filename.length() - 4);
+        }
+        else
+        {
+            outputFilename = filename;
+        }
+        outputFilename += "_filled.pdf";
+        return outputFilename;
+    }
+
     /**
      * This will print out a message telling how to use this example.
      */