From 0621efe7c6a29c35c7d54aa715908ed0961f9873 Mon Sep 17 00:00:00 2001
From: Konstantinos Chalkias <konstantinos.chalkias@r3.com>
Date: Fri, 5 Oct 2018 14:11:56 +0100
Subject: [PATCH] Do not remove entropyToKeyPair from DJVM (it is deterministic
 anyway and we might use it in tests) (#4036)

---
 .../net/corda/deterministic/crypto/TransactionSignatureTest.kt  | 1 -
 core/src/main/kotlin/net/corda/core/crypto/Crypto.kt            | 2 --
 core/src/main/kotlin/net/corda/core/crypto/CryptoUtils.kt       | 1 -
 3 files changed, 4 deletions(-)

diff --git a/core-deterministic/testing/src/test/kotlin/net/corda/deterministic/crypto/TransactionSignatureTest.kt b/core-deterministic/testing/src/test/kotlin/net/corda/deterministic/crypto/TransactionSignatureTest.kt
index 0e9191f308..ac5e7971eb 100644
--- a/core-deterministic/testing/src/test/kotlin/net/corda/deterministic/crypto/TransactionSignatureTest.kt
+++ b/core-deterministic/testing/src/test/kotlin/net/corda/deterministic/crypto/TransactionSignatureTest.kt
@@ -138,7 +138,6 @@ class TransactionSignatureTest {
         val signableData = SignableData(txId, SignatureMetadata(3, Crypto.findSignatureScheme(keyPair.public).schemeNumberID))
         return CheatingSecurityProvider().use {
             CryptoSignUtils.doSign(keyPair, signableData)
-
         }
     }
 }
diff --git a/core/src/main/kotlin/net/corda/core/crypto/Crypto.kt b/core/src/main/kotlin/net/corda/core/crypto/Crypto.kt
index 29465d2808..e131cdc7df 100644
--- a/core/src/main/kotlin/net/corda/core/crypto/Crypto.kt
+++ b/core/src/main/kotlin/net/corda/core/crypto/Crypto.kt
@@ -809,7 +809,6 @@ object Crypto {
      * @return a new [KeyPair] from an entropy input.
      * @throws IllegalArgumentException if the requested signature scheme is not supported for KeyPair generation using an entropy input.
      */
-    @DeleteForDJVM
     @JvmStatic
     fun deriveKeyPairFromEntropy(signatureScheme: SignatureScheme, entropy: BigInteger): KeyPair {
         return when (signatureScheme) {
@@ -825,7 +824,6 @@ object Crypto {
      * @param entropy a [BigInteger] value.
      * @return a new [KeyPair] from an entropy input.
      */
-    @DeleteForDJVM
     @JvmStatic
     fun deriveKeyPairFromEntropy(entropy: BigInteger): KeyPair = deriveKeyPairFromEntropy(DEFAULT_SIGNATURE_SCHEME, entropy)
 
diff --git a/core/src/main/kotlin/net/corda/core/crypto/CryptoUtils.kt b/core/src/main/kotlin/net/corda/core/crypto/CryptoUtils.kt
index 535f0013ef..a58665c069 100644
--- a/core/src/main/kotlin/net/corda/core/crypto/CryptoUtils.kt
+++ b/core/src/main/kotlin/net/corda/core/crypto/CryptoUtils.kt
@@ -150,7 +150,6 @@ fun generateKeyPair(): KeyPair = Crypto.generateKeyPair()
  * @param entropy a [BigInteger] value.
  * @return a deterministically generated [KeyPair] for the [Crypto.DEFAULT_SIGNATURE_SCHEME].
  */
-@DeleteForDJVM
 fun entropyToKeyPair(entropy: BigInteger): KeyPair = Crypto.deriveKeyPairFromEntropy(entropy)
 
 /**