From cdb807c806a6e2907b358ace55a5029e94fbc6fb Mon Sep 17 00:00:00 2001
From: Niko Diamadis <niko@cyb3rko.de>
Date: Tue, 11 Jun 2024 21:12:45 +0200
Subject: [PATCH] Close certificate InputStream after use

---
 app/src/main/kotlin/com/github/gotify/api/CertUtils.kt | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app/src/main/kotlin/com/github/gotify/api/CertUtils.kt b/app/src/main/kotlin/com/github/gotify/api/CertUtils.kt
index 3d15a9da..a362c588 100644
--- a/app/src/main/kotlin/com/github/gotify/api/CertUtils.kt
+++ b/app/src/main/kotlin/com/github/gotify/api/CertUtils.kt
@@ -87,8 +87,9 @@ internal object CertUtils {
     @Throws(GeneralSecurityException::class)
     private fun certToTrustManager(certPath: String): Array<TrustManager> {
         val certificateFactory = CertificateFactory.getInstance("X.509")
-        val inputStream = FileInputStream(File(certPath))
-        val certificates = certificateFactory.generateCertificates(inputStream)
+        val certificates = FileInputStream(File(certPath)).use(
+            certificateFactory::generateCertificates
+        )
         require(certificates.isNotEmpty()) { "expected non-empty set of trusted certificates" }
 
         val caKeyStore = KeyStore.getInstance(KeyStore.getDefaultType()).apply { load(null) }