see 05/22 log

app/src/main/java/com/blankj/androidutilcode/helper/AssertHelper.java

 package com.blankj.androidutilcode.helper;
 
 import com.blankj.androidutilcode.Config;
-import com.blankj.subutil.util.ThreadPoolUtils;
 import com.blankj.utilcode.util.FileIOUtils;
 import com.blankj.utilcode.util.FileUtils;
 import com.blankj.utilcode.util.LogUtils;
+import com.blankj.utilcode.util.ThreadUtils;
 import com.blankj.utilcode.util.Utils;
 
-import java.io.IOException;
-
 /**
  * <pre>
  *     author: Blankj
@@ -21,19 +19,19 @@ public class AssertHelper {
 
     public static void releaseInstallApk(final OnReleasedListener listener) {
         if (!FileUtils.isFileExists(Config.TEST_APK_PATH)) {
-            ThreadPoolUtils poolUtils = new ThreadPoolUtils(ThreadPoolUtils.SingleThread, 1);
-            poolUtils.execute(new Runnable() {
+            ThreadUtils.executeByIo(new ThreadUtils.SimpleTask<Void>() {
                 @Override
-                public void run() {
-                    try {
+                public Void doInBackground() throws Throwable {
                     FileIOUtils.writeFileFromIS(
                             Config.TEST_APK_PATH,
                             Utils.getApp().getAssets().open("test_install"),
                             false
                     );
-                    } catch (IOException e) {
-                        e.printStackTrace();
+                    return null;
                 }
+
+                @Override
+                public void onSuccess(Void result) {
                     if (listener != null) {
                         listener.onReleased();
                     }