diff options
Diffstat (limited to 'src/main/java/at/knowcenter/wag/egov/egiz/pdf/AbsoluteTextSignature.java')
| -rw-r--r-- | src/main/java/at/knowcenter/wag/egov/egiz/pdf/AbsoluteTextSignature.java | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/pdf/AbsoluteTextSignature.java b/src/main/java/at/knowcenter/wag/egov/egiz/pdf/AbsoluteTextSignature.java index 4219475..4b9a2aa 100644 --- a/src/main/java/at/knowcenter/wag/egov/egiz/pdf/AbsoluteTextSignature.java +++ b/src/main/java/at/knowcenter/wag/egov/egiz/pdf/AbsoluteTextSignature.java @@ -537,6 +537,14 @@ public class AbsoluteTextSignature {
int block_start_index = ((FoundKey) block.found_keys.get(0)).getStartIndex();
int block_end_index = block.end_index;
+
+ if (block_start_index == 0 && block_end_index == text.length())
+ {
+ // the block is the whole text - the rest text is empty.
+ // This may happen if a (no-text) empty document contains a binary signature.
+ // Then the "signed text" of the binary signature is empty.
+ return "";
+ }
if (block_end_index == text.length())
{
|