Improved instanceof check

peterdettman · peterdettman · commit 13cfd02614c8 · 2024-04-26T17:43:32.000+07:00
diff --git a/core/src/main/java/org/bouncycastle/crypto/kems/ECIESKEMGenerator.java b/core/src/main/java/org/bouncycastle/crypto/kems/ECIESKEMGenerator.java
@@ -100,9 +100,9 @@ private ECMultiplier createBasePointMultiplier()
 
     public SecretWithEncapsulation generateEncapsulated(AsymmetricKeyParameter recipientKey)
     {
-        if (!(recipientKey instanceof ECKeyParameters))
+        if (!(recipientKey instanceof ECPublicKeyParameters))
         {
-            throw new IllegalArgumentException("EC key required");
+            throw new IllegalArgumentException("EC public key required");
         }
 
         ECPublicKeyParameters ecPubKey = (ECPublicKeyParameters)recipientKey;

Original file line number	Diff line number	Diff line change
`@@ -100,9 +100,9 @@ private ECMultiplier createBasePointMultiplier()`
`100`	`100`
`101`	`101`	`public SecretWithEncapsulation generateEncapsulated(AsymmetricKeyParameter recipientKey)`
`102`	`102`	`{`
`103`		`- if (!(recipientKey instanceof ECKeyParameters))`
	`103`	`+ if (!(recipientKey instanceof ECPublicKeyParameters))`
`104`	`104`	`{`
`105`		`- throw new IllegalArgumentException("EC key required");`
	`105`	`+ throw new IllegalArgumentException("EC public key required");`
`106`	`106`	`}`
`107`	`107`
`108`	`108`	`ECPublicKeyParameters ecPubKey = (ECPublicKeyParameters)recipientKey;`