android: Cleanup classes

- Use final modifer wherever possible
- Use try-with-resources for input/output streams

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

1 files changed, 3 insertions, 4 deletions

diff --git a/app/src/main/java/com/wireguard/android/preference/VersionPreference.java b/app/src/main/java/com/wireguard/android/preference/VersionPreference.java
index c0fb986b..b1a1cf49 100644
--- a/app/src/main/java/com/wireguard/android/preference/VersionPreference.java
+++ b/app/src/main/java/com/wireguard/android/preference/VersionPreference.java
@@ -27,10 +27,9 @@ public class VersionPreference extends Preference {
             versionSummary = getContext().getString(R.string.version_userspace_summary, GoBackend.getVersion());
         } else if (Application.getComponent().getBackendType() == WgQuickBackend.class) {
             Application.getComponent().getToolsInstaller().getVersion().whenComplete((version, exception) -> {
-                if (exception == null)
-                    versionSummary = getContext().getString(R.string.version_kernel_summary, version);
-                else
-                    versionSummary = getContext().getString(R.string.version_kernel_unknown_summary);
+                versionSummary = exception == null
+                        ? getContext().getString(R.string.version_kernel_summary, version)
+                        : getContext().getString(R.string.version_kernel_unknown_summary);
                 notifyChanged();
             });
         }