diff --git a/app/src/main/java/top/niunaijun/blackdex/data/BlackDexConfiguration.kt b/app/src/main/java/top/niunaijun/blackdex/data/BlackDexConfiguration.kt
index 62fba09..a9bd5c4 100644
--- a/app/src/main/java/top/niunaijun/blackdex/data/BlackDexConfiguration.kt
+++ b/app/src/main/java/top/niunaijun/blackdex/data/BlackDexConfiguration.kt
@@ -2,6 +2,9 @@ package top.niunaijun.blackdex.data
 
 import android.content.Context
 import top.niunaijun.blackbox.app.configuration.ClientConfiguration
+import top.niunaijun.blackbox.utils.FileUtils
+import top.niunaijun.blackbox.utils.compat.BuildCompat
+import java.io.File
 
 /**
  *
@@ -10,9 +13,29 @@ import top.niunaijun.blackbox.app.configuration.ClientConfiguration
  * @CreateDate: 2021/5/23 14:04
  */
 class BlackDexConfiguration(private val context: Context) : ClientConfiguration() {
+
+    companion object {
+        fun getDexDumpDir(context: Context): String {
+            return if (BuildCompat.isR()) {
+                val dump = File(context.externalCacheDir?.parentFile?.parentFile?.parentFile?.parentFile, "Download/dexDump")
+                FileUtils.mkdirs(dump)
+                dump.absolutePath
+            } else {
+                val dump = File(context.externalCacheDir?.parentFile, "dump")
+                FileUtils.mkdirs(dump)
+                dump.absolutePath
+            }
+        }
+    }
+
+    private val dir = getDexDumpDir(context)
+
     override fun getHostPackageName(): String {
         return context.packageName
     }
 
+    override fun getDexDumpDir(): String {
+        return dir
+    }
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/top/niunaijun/blackdex/util/FileUtil.kt b/app/src/main/java/top/niunaijun/blackdex/util/FileUtil.kt
deleted file mode 100644
index c78a117..0000000
--- a/app/src/main/java/top/niunaijun/blackdex/util/FileUtil.kt
+++ /dev/null
@@ -1,27 +0,0 @@
-package top.niunaijun.blackdex.util
-
-import top.niunaijun.blackbox.BlackBoxCore
-import top.niunaijun.blackbox.utils.FileUtils
-import top.niunaijun.blackbox.utils.compat.BuildCompat
-import java.io.File
-
-/**
- *
- * @Description:
- * @Author: wukaicheng
- * @CreateDate: 2021/5/23 14:54
- */
-object FileUtil {
-
-    fun getDexDumpDir(): String {
-        if (BuildCompat.isR()) {
-            val dump = File(BlackBoxCore.getContext().externalCacheDir?.parentFile?.parentFile?.parentFile, "Download/dexDump")
-            FileUtils.mkdirs(dump)
-            return dump.absolutePath
-        }else{
-            val dump = File(BlackBoxCore.getContext().externalCacheDir?.parentFile, "dump")
-            FileUtils.mkdirs(dump)
-            return dump.absolutePath
-        }
-    }
-}
\ No newline at end of file