怎么做网站推广知乎/百度企业查询

对于一些特殊的定制需求会要求内置的一些APK不能升级到发布的最新版本，只能用当前预制的版本，这时候就在代码上做个判断就好啦

--- a//frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b//frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -15454,6 +15454,14 @@ public class PackageManagerService extends PackageManagerServiceExAbs} else {pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags,packageAbiOverride);
+                               
+                if (pkgLite.packageName.equals("com.wy.learningmaster")) {
+                      ret = PackageManager.INSTALL_SUCCEEDED;
+                } else{
+                    ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION;
+                }
+
+if (DEBUG_INSTANT && ephemeral) {Slog.v(TAG, "pkgLite for install: " + pkgLite);

将对应的APK的包名替换一下就可以了