Add idletimeout to AF exe pool

Flag: android.app.appfunctions.flags.enable_app_function_manager
Test: existing CTS
Bug: 371050337
Change-Id: Ic0c2e8a4835724d52623ee555c7bf4fe9385bed3

1 files changed, 10 insertions, 5 deletions

diff --git a/services/appfunctions/java/com/android/server/appfunctions/AppFunctionExecutors.java b/services/appfunctions/java/com/android/server/appfunctions/AppFunctionExecutors.java
index 44ae1d1fbbbf..81e83b563945 100644
--- a/services/appfunctions/java/com/android/server/appfunctions/AppFunctionExecutors.java
+++ b/services/appfunctions/java/com/android/server/appfunctions/AppFunctionExecutors.java
@@ -16,7 +16,6 @@
 
 package com.android.server.appfunctions;
 
-import java.util.concurrent.Executor;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.ThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
@@ -24,15 +23,21 @@ import java.util.concurrent.TimeUnit;
 /** Executors for App function operations. */
 public final class AppFunctionExecutors {
 
+    static final int sConcurrency = Runtime.getRuntime().availableProcessors();
+
     /** Executor for operations that do not need to block. */
-    public static final Executor THREAD_POOL_EXECUTOR =
+    public static final ThreadPoolExecutor THREAD_POOL_EXECUTOR =
             new ThreadPoolExecutor(
-                    /* corePoolSize= */ Runtime.getRuntime().availableProcessors(),
-                    /* maxConcurrency= */ Runtime.getRuntime().availableProcessors(),
-                    /* keepAliveTime= */ 0L,
+                    /* corePoolSize= */ sConcurrency,
+                    /* maxConcurrency= */ sConcurrency,
+                    /* keepAliveTime= */ 1L,
                     /* unit= */ TimeUnit.SECONDS,
                     /* workQueue= */ new LinkedBlockingQueue<>(),
                     new NamedThreadFactory("AppFunctionExecutors"));
 
+    static {
+        THREAD_POOL_EXECUTOR.allowCoreThreadTimeOut(true);
+    }
+
     private AppFunctionExecutors() {}
 }