From ed02bb41f6de51b4ab1531369193e423a2b5837c Mon Sep 17 00:00:00 2001
From: Peter Dettman <peter.dettman@bouncycastle.org>
Date: Fri, 4 Aug 2023 13:03:33 +0700
Subject: Replace some locks with singleton init

---
 crypto/src/asn1/x9/X9ECParametersHolder.cs | 39 ++++--------------------------
 1 file changed, 5 insertions(+), 34 deletions(-)

(limited to 'crypto/src/asn1/x9')

diff --git a/crypto/src/asn1/x9/X9ECParametersHolder.cs b/crypto/src/asn1/x9/X9ECParametersHolder.cs
index ea72cc6ac..535dad9f7 100644
--- a/crypto/src/asn1/x9/X9ECParametersHolder.cs
+++ b/crypto/src/asn1/x9/X9ECParametersHolder.cs
@@ -1,4 +1,5 @@
 using Org.BouncyCastle.Math.EC;
+using Org.BouncyCastle.Utilities;
 
 namespace Org.BouncyCastle.Asn1.X9
 {
@@ -7,42 +8,12 @@ namespace Org.BouncyCastle.Asn1.X9
         private ECCurve m_curve;
         private X9ECParameters m_parameters;
 
-        public ECCurve Curve
-        {
-            get
-            {
-                lock (this)
-                {
-                    if (m_curve == null)
-                    {
-                        m_curve = CreateCurve();
-                    }
+        public ECCurve Curve => Objects.EnsureSingletonInitialized(ref m_curve, this, self => self.CreateCurve());
 
-                    return m_curve;
-                }
-            }
-        }
+        public X9ECParameters Parameters =>
+            Objects.EnsureSingletonInitialized(ref m_parameters, this, self => self.CreateParameters());
 
-        public X9ECParameters Parameters
-		{
-			get
-			{
-                lock (this)
-                {
-                    if (m_parameters == null)
-                    {
-                        m_parameters = CreateParameters();
-                    }
-
-                    return m_parameters;
-                }
-            }
-        }
-
-        protected virtual ECCurve CreateCurve()
-        {
-            return CreateParameters().Curve;
-        }
+        protected virtual ECCurve CreateCurve() => Parameters.Curve;
 
         protected abstract X9ECParameters CreateParameters();
 	}
-- 
cgit 1.4.1