Amazon.Runtime.ImmutableCredentials.Copy C# (CSharp) Méthode

        public ImmutableCredentials Copy()
        {
            ImmutableCredentials credentials = new ImmutableCredentials
            {
                AccessKey = this.AccessKey,
                SecretKey = this.SecretKey,
                Token = this.Token,
            };
            return credentials;
        }

        /// <summary>
        /// Returns a copy of the most recent instance profile credentials.
        /// </summary>
        public override ImmutableCredentials GetCredentials()
        {
            CheckIsIMDSEnabled();
            ImmutableCredentials credentials = null;

            // Try to acquire read lock. The thread would be blocked if another thread has write lock.
            if (credentialsLock.TryEnterReadLock(credentialsLockTimeout))
            {
                try
                {
                    credentials = lastRetrievedCredentials?.Copy();

                    if (credentials != null)
                    {
                        return(credentials);
                    }
                }
                finally
                {
                    credentialsLock.ExitReadLock();
                }
            }

            // If there's no credentials cached, hit IMDS directly. Try to acquire write lock.
            if (credentialsLock.TryEnterWriteLock(credentialsLockTimeout))
            {
                try
                {
                    // Check for last retrieved credentials again in case other thread might have already fetched it.
                    credentials = lastRetrievedCredentials?.Copy();
                    if (credentials == null)
                    {
                        credentials = FetchCredentials();
                        lastRetrievedCredentials = credentials;
                    }
                }
                finally
                {
                    credentialsLock.ExitWriteLock();
                }
            }

            if (credentials == null)
            {
                throw new AmazonServiceException(FailedToGetCredentialsMessage);
            }

            return(credentials);
        }