1 files changed, 12 insertions, 10 deletions
diff --git a/crypto/src/asn1/DERExternal.cs b/crypto/src/asn1/DERExternal.cs
index 9fba95165..207930062 100644
--- a/crypto/src/asn1/DERExternal.cs
+++ b/crypto/src/asn1/DERExternal.cs
@@ -25,21 +25,23 @@ namespace Org.BouncyCastle.Asn1
public static DerExternal GetInstance(object obj)
{
- if (obj == null || obj is DerExternal)
- {
- return (DerExternal)obj;
- }
- else if (obj is IAsn1Convertible)
+ if (obj == null)
+ return null;
+
+ if (obj is DerExternal derExternal)
+ return derExternal;
+
+ if (obj is IAsn1Convertible asn1Convertible)
{
- Asn1Object asn1Object = ((IAsn1Convertible)obj).ToAsn1Object();
- if (asn1Object is DerExternal)
- return (DerExternal)asn1Object;
+ Asn1Object asn1Object = asn1Convertible.ToAsn1Object();
+ if (asn1Object is DerExternal converted)
+ return converted;
}
- else if (obj is byte[])
+ else if (obj is byte[] bytes)
{
try
{
- return (DerExternal)Meta.Instance.FromByteArray((byte[])obj);
+ return (DerExternal)Meta.Instance.FromByteArray(bytes);
}
catch (IOException e)
{
|
