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-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java19
1 files changed, 14 insertions, 5 deletions
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
index a33517cb..3cf0853f 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
@@ -938,16 +938,25 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
if(placeholders!=null) {
for(int i = 0; i < placeholders.size(); ++i) {
//take smallest id
- if(!existingPlaceholders.contains(placeholders.get(i).getPlaceholderName())) {
+ if(!existingPlaceholders.contains(placeholders.get(i).getPlaceholderName())) {
SignaturePlaceholderData spd = placeholders.get(i);
if (spd.getId() != null) {
if(result == null) {
result = spd;
} else {
- String currentID = result.getId();
- String testID = spd.getId();
- if(testID.compareToIgnoreCase(currentID) < 0) {
- result = spd;
+ try{
+ int currentID = Integer.parseInt(result.getId());
+ int testID = Integer.parseInt(spd.getId());
+ if(testID < currentID) {
+ result = spd;
+ }
+ }catch(Exception e){
+ //fallback to string compare
+ String currentID = result.getId();
+ String testID = spd.getId();
+ if(testID.compareToIgnoreCase(currentID) < 0) {
+ result = spd;
+ }
}
}
}