Added the AndroidAppHelper function

yukihookapi/src/api/kotlin/com/highcapable/yukihookapi/hook/param/PackageParam.kt

@@ -29,7 +29,6 @@
 
 package com.highcapable.yukihookapi.hook.param
 
-import android.app.AndroidAppHelper
 import android.app.Application
 import android.content.pm.ApplicationInfo
 import com.highcapable.yukihookapi.hook.bean.HookClass
@@ -40,6 +39,7 @@ import com.highcapable.yukihookapi.hook.factory.classOf
 import com.highcapable.yukihookapi.hook.factory.hasClass
 import com.highcapable.yukihookapi.hook.factory.hookClass
 import com.highcapable.yukihookapi.hook.param.wrapper.PackageParamWrapper
+import com.highcapable.yukihookapi.hook.xposed.helper.YukiHookAppHelper
 import com.highcapable.yukihookapi.hook.xposed.prefs.YukiHookModulePrefs
 
 /**
@@ -54,21 +54,21 @@ open class PackageParam(private var wrapper: PackageParamWrapper? = null) {
      * @throws IllegalStateException 如果 [ClassLoader] 是空的
      */
     val appClassLoader
-        get() = wrapper?.appClassLoader ?: javaClass.classLoader ?: error("PackageParam got null ClassLoader")
+        get() = wrapper?.appClassLoader ?: YukiHookAppHelper.currentApplication()?.classLoader ?: javaClass.classLoader
+        ?: error("PackageParam got null ClassLoader")
 
     /**
      * 获取当前 Hook APP 的 [ApplicationInfo]
      * @return [ApplicationInfo]
      */
-    val appInfo get() = wrapper?.appInfo ?: ApplicationInfo()
+    val appInfo get() = wrapper?.appInfo ?: YukiHookAppHelper.currentApplicationInfo() ?: ApplicationInfo()
 
     /**
      * 获取当前 Hook APP 的 [Application] 实例
      * @return [Application]
      * @throws IllegalStateException 如果 [Application] 是空的
      */
-    val appContext
-        get() = runCatching { AndroidAppHelper.currentApplication() }.getOrNull() ?: error("PackageParam got null appContext")
+    val appContext get() = YukiHookAppHelper.currentApplication() ?: error("PackageParam got null appContext")
 
     /**
      * 获取当前 Hook APP 的进程名称
@@ -76,13 +76,13 @@ open class PackageParam(private var wrapper: PackageParamWrapper? = null) {
      * 默认的进程名称是 [packageName]
      * @return [String]
      */
-    val processName get() = wrapper?.processName ?: packageName
+    val processName get() = wrapper?.processName ?: YukiHookAppHelper.currentProcessName() ?: packageName
 
     /**
      * 获取当前 Hook APP 的包名
      * @return [String]
      */
-    val packageName get() = wrapper?.packageName ?: ""
+    val packageName get() = wrapper?.packageName ?: YukiHookAppHelper.currentPackageName() ?: ""
 
     /**
      * 获取当前 Hook APP 是否为第一个 [Application]

yukihookapi/src/api/kotlin/com/highcapable/yukihookapi/hook/xposed/helper/YukiHookAppHelper.kt

@@ -0,0 +1,64 @@
+/*
+ * YukiHookAPI - An efficient Kotlin version of the Xposed Hook API.
+ * Copyright (C) 2019-2022 HighCapable
+ * https://github.com/fankes/YukiHookAPI
+ *
+ * MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * This file is Created by fankes on 2022/4/9.
+ */
+package com.highcapable.yukihookapi.hook.xposed.helper
+
+import android.app.AndroidAppHelper
+import android.app.Application
+import android.content.pm.ApplicationInfo
+
+/**
+ * 这是一个宿主 Hook 功能接口
+ *
+ * 对接 [AndroidAppHelper]
+ */
+internal object YukiHookAppHelper {
+
+    /**
+     * 获取当前宿主的 [Application]
+     * @return [Application] or null
+     */
+    internal fun currentApplication() = runCatching { AndroidAppHelper.currentApplication() }.getOrNull()
+
+    /**
+     * 获取当前宿主的 [ApplicationInfo]
+     * @return [ApplicationInfo] or null
+     */
+    internal fun currentApplicationInfo() = runCatching { AndroidAppHelper.currentApplicationInfo() }.getOrNull()
+
+    /**
+     * 获取当前宿主的包名
+     * @return [String] or null
+     */
+    internal fun currentPackageName() = runCatching { AndroidAppHelper.currentPackageName() }.getOrNull()
+
+    /**
+     * 获取当前宿主的进程名
+     * @return [String] or null
+     */
+    internal fun currentProcessName() = runCatching { AndroidAppHelper.currentProcessName() }.getOrNull()
+}