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-rw-r--r--pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateAndRequestParameterResolver.java5
1 files changed, 4 insertions, 1 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateAndRequestParameterResolver.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateAndRequestParameterResolver.java
index 024f377f..c53a9a4f 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateAndRequestParameterResolver.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateAndRequestParameterResolver.java
@@ -62,7 +62,10 @@ public class CertificateAndRequestParameterResolver implements IResolver {
this.ctx = new OgnlContext(null, null, memberAccess);
this.ctx = new OgnlContext(null, null, memberAccess);
- this.ctx.put(IProfileConstants.SIGNATURE_BLOCK_PARAMETER, operationStatus.getSignParamter().getDynamicSignatureBlockArguments());
+ Map<String, String> map = operationStatus.getSignParamter().getDynamicSignatureBlockArguments();
+ if(map == null)
+ map = new HashMap<>();
+ this.ctx.put(IProfileConstants.SIGNATURE_BLOCK_PARAMETER, map);
this.ctx.put("sn", this.certificate.getSerialNumber().toString());