android 12.0app应用卸载黑名单

1.概述

在12.0在进行定制化开发中，最近由需求要求对于安装卸载app的功能做限制,对于限制app卸载的功能也是常有的功能，就是常说的app卸载黑名单功能，而app的安装和卸载都是有pms进行管理的

2.app应用卸载黑名单的核心功能代码

frameworks/base/core/java/android/content/pm/IPackageManager.aidl
frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java

3.app应用卸载黑名单的核心功能分析和功能实现
3.1 IPackageManager.aidl增加卸载接口

diff --git a/frameworks/base/core/java/android/content/pm/IPackageManager.aidl b/frameworks/base/core/java/android/content/pm/IPackageManager.aidl
 
--- a/frameworks/base/core/java/android/content/pm/IPackageManager.aidl
 
+++ b/frameworks/base/core/java/android/content/pm/IPackageManager.aidl
 
@@ -798,4 +798,7 @@ interface IPackageManager {
 
     */
     int restoreAppData(String sourceDir, String pkgName);
 
    /* @} */
 
+   
 
+       void setUnInstallPackageBlackList(in List<String> packag