diff --git a/.Jules/palette.md b/.Jules/palette.md
new file mode 100644
index 0000000..e69de29
diff --git a/app/src/main/java/com/bytedance/shadowhook/sample/MainActivity.java b/app/src/main/java/com/bytedance/shadowhook/sample/MainActivity.java
index 90c3219..cb6b173 100644
--- a/app/src/main/java/com/bytedance/shadowhook/sample/MainActivity.java
+++ b/app/src/main/java/com/bytedance/shadowhook/sample/MainActivity.java
@@ -25,10 +25,15 @@
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
 import android.os.Build;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.View;
+import android.widget.TextView;
+import android.widget.Toast;
 
 import com.bytedance.shadowhook.ShadowHook;
 import com.bytedance.shadowhook.systest.SysTest;
@@ -50,37 +55,47 @@ protected void onCreate(Bundle savedInstanceState) {
 
     public void onUnitTestHookSymAddrClick(View view) {
         NativeHandler.nativeHookSymAddr(Build.VERSION.SDK_INT);
+        Toast.makeText(this, "Hook symbol address (unit test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onUnitTestHookSymNameClick(View view) {
         NativeHandler.nativeHookSymName(Build.VERSION.SDK_INT);
+        Toast.makeText(this, "Hook symbol name (unit test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onUnitTestUnhookClick(View view) {
         NativeHandler.nativeUnhook();
+        Toast.makeText(this, "Unhook (unit test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onUnitTestLoadClick(View view) {
-        if(!hookee2Loaded) {
+        if (!hookee2Loaded) {
             hookee2Loaded = true;
             System.loadLibrary("hookee2");
+            Toast.makeText(this, "Load libhookee2.so done", Toast.LENGTH_SHORT).show();
+        } else {
+            Toast.makeText(this, "libhookee2.so already loaded", Toast.LENGTH_SHORT).show();
         }
     }
 
     public void onUnitTestRunClick(View view) {
         NativeHandler.nativeRun(hookee2Loaded);
+        Toast.makeText(this, "Run (unit test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onSystemTestHookClick(View view) {
         SysTest.hook();
+        Toast.makeText(this, "Hook (system test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onSystemTestUnhookClick(View view) {
         SysTest.unhook();
+        Toast.makeText(this, "Unhook (system test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onSystemTestRunClick(View view) {
         SysTest.run();
+        Toast.makeText(this, "Run (system test) done", Toast.LENGTH_SHORT).show();
     }
 
     public void onGetRecordsClick(View view) {
@@ -91,6 +106,7 @@ public void onGetRecordsClick(View view) {
                 Log.i(tag, line);
             }
         }
+        Toast.makeText(this, "Get records done. Check logcat.", Toast.LENGTH_SHORT).show();
     }
 
     public void onDumpRecordsClick(View view) {
@@ -113,5 +129,18 @@ public void onDumpRecordsClick(View view) {
                 }
             }
         }
+        Toast.makeText(this, "Dump records done. Check logcat.", Toast.LENGTH_SHORT).show();
+    }
+
+    public void onLogcatCommandClick(View view) {
+        if (view instanceof TextView) {
+            String text = ((TextView) view).getText().toString();
+            ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
+            ClipData clip = ClipData.newPlainText("logcat command", text);
+            if (clipboard != null) {
+                clipboard.setPrimaryClip(clip);
+                Toast.makeText(this, "Command copied to clipboard", Toast.LENGTH_SHORT).show();
+            }
+        }
     }
 }
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index c74fc8e..441fe77 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -16,7 +16,11 @@
             android:orientation="vertical">
 
             <TextView style="@style/Theme.TextView.Top"
-                android:text="adb logcat -b main -s shadowhook_tag" />
+                android:text="adb logcat -b main -s shadowhook_tag"
+                android:onClick="onLogcatCommandClick"
+                android:clickable="true"
+                android:focusable="true"
+                android:contentDescription="Tap to copy logcat command" />
 
             <TextView style="@style/Theme.TextView.Title"
                 android:text="1. unit test"  />
diff --git a/build.gradle b/build.gradle
index 606ebdd..abac1e7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -12,7 +12,7 @@ ext {
     compileSdkVersion = 34
     targetSdkVersion = 34
     buildToolsVersion = '34.0.0'
-    javaVersion = JavaVersion.VERSION_1_7
+    javaVersion = JavaVersion.VERSION_1_8
     ndkVersion = "23.2.8568313"
     cmakeVersion = "3.22.1"
     abiFilters = "armeabi-v7a,arm64-v8a"
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 927b535..2fdb227 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Thu Dec 30 21:41:31 CST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME