// GoSignature converts the provided Java VSignature into a Go Signature.
func GoSignature(env jutil.Env, jSignature jutil.Object) (security.Signature, error) {
encoded, err := jutil.CallStaticByteArrayMethod(env, jUtilClass, "encodeSignature", []jutil.Sign{signatureSign}, jSignature)
if err != nil {
return security.Signature{}, err
}
var sig security.Signature
if err := vom.Decode(encoded, &sig); err != nil {
return security.Signature{}, err
}
return sig, nil
}
// JavaPublicKeyToDER returns the DER-encoded representations of a Java PublicKey object.
func JavaPublicKeyToDER(env jutil.Env, jKey jutil.Object) ([]byte, error) {
return jutil.CallStaticByteArrayMethod(env, jUtilClass, "encodePublicKey", []jutil.Sign{publicKeySign}, jKey)
}