profcollect: Use postDelayed instead of starting a thread and sleep

Addresses follow-up comments from https://r.android.com/3115077.

Change-Id: I6abaee35a4797c4e0d43daffaf2ab49d650cd9cc
Test: presubmit
Bug: 319394981

1 files changed, 8 insertions, 11 deletions

diff --git a/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java b/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java
index c0259135132b..cd70ed23a824 100644
--- a/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java
+++ b/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java
@@ -323,16 +323,14 @@ public final class ProfcollectForwardingService extends SystemService {
                 "dex2oat_trace_freq", 25);
         int randomNum = ThreadLocalRandom.current().nextInt(100);
         if (randomNum < traceFrequency) {
-            BackgroundThread.get().getThreadHandler().post(() -> {
+            // Dex2oat could take a while before it starts. Add a short delay before start tracing.
+            BackgroundThread.get().getThreadHandler().postDelayed(() -> {
                 try {
-                    // Dex2oat could take a while before it starts. Add a short delay before start
-                    // tracing.
-                    Thread.sleep(1000);
                     mIProfcollect.trace_once("dex2oat");
-                } catch (RemoteException | InterruptedException e) {
+                } catch (RemoteException e) {
                     Log.e(LOG_TAG, "Failed to initiate trace: " + e.getMessage());
                 }
-            });
+            }, 1000);
         }
     }
 
@@ -394,15 +392,14 @@ public final class ProfcollectForwardingService extends SystemService {
                 if (randomNum >= traceFrequency) {
                     return;
                 }
-                BackgroundThread.get().getThreadHandler().post(() -> {
+                // Wait for 1s before starting tracing.
+                BackgroundThread.get().getThreadHandler().postDelayed(() -> {
                     try {
-                        // Wait for a short time before starting tracing.
-                        Thread.sleep(1000);
                         mIProfcollect.trace_once("camera");
-                    } catch (RemoteException | InterruptedException e) {
+                    } catch (RemoteException e) {
                         Log.e(LOG_TAG, "Failed to initiate trace: " + e.getMessage());
                     }
-                });
+                }, 1000);
             }
         }, null);
     }