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author | Jakob Heher <jakob.heher@iaik.tugraz.at> | 2022-06-15 13:58:33 +0200 |
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committer | Jakob Heher <jakob.heher@iaik.tugraz.at> | 2022-06-15 13:58:33 +0200 |
commit | 423b2917d9895c84dae60489cf73759cd7c4187a (patch) | |
tree | 1cfb7ef75dfa5a9c764a0068d1af9011659f2758 /pdf-over-signator/src/main/java/at/asit/pdfover | |
parent | 29b6f2ad9b8ec93a2d51bad2fdd7a11176068f40 (diff) | |
download | pdf-over-423b2917d9895c84dae60489cf73759cd7c4187a.tar.gz pdf-over-423b2917d9895c84dae60489cf73759cd7c4187a.tar.bz2 pdf-over-423b2917d9895c84dae60489cf73759cd7c4187a.zip |
proper null checking for EXIF metadata, cf. #25
Diffstat (limited to 'pdf-over-signator/src/main/java/at/asit/pdfover')
-rw-r--r-- | pdf-over-signator/src/main/java/at/asit/pdfover/signator/CachedFileNameEmblem.java | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/pdf-over-signator/src/main/java/at/asit/pdfover/signator/CachedFileNameEmblem.java b/pdf-over-signator/src/main/java/at/asit/pdfover/signator/CachedFileNameEmblem.java index 2b70afa3..51d094eb 100644 --- a/pdf-over-signator/src/main/java/at/asit/pdfover/signator/CachedFileNameEmblem.java +++ b/pdf-over-signator/src/main/java/at/asit/pdfover/signator/CachedFileNameEmblem.java @@ -101,10 +101,9 @@ public class CachedFileNameEmblem implements Emblem { if (reader.getFormatName().equals("JPEG")) { try { Metadata metadata = ImageMetadataReader.readMetadata(imgFile); - - if(metadata != null) { - int orientation = metadata.getFirstDirectoryOfType( - ExifIFD0Directory.class).getInt( + ExifIFD0Directory metaDirectory = (metadata != null) ? metadata.getFirstDirectoryOfType(ExifIFD0Directory.class) : null; + if (metaDirectory != null) { + int orientation = metaDirectory.getInt( ExifDirectoryBase.TAG_ORIENTATION); if (orientation > 2) { // rotate |