code: package com.lody.virtual.client.hook.proxies.am;
  
  import android.app.ActivityManager;
  import android.content.Context;
  import android.content.pm.PackageManager;
  import android.os.Build;
  import android.os.IInterface;
  
  import com.lody.virtual.client.core.VirtualCore;
  import com.lody.virtual.client.hook.base.BinderInvocationStub;
  import com.lody.virtual.client.hook.base.Inject;
  import com.lody.virtual.client.hook.base.MethodInvocationProxy;
  import com.lody.virtual.client.hook.base.MethodInvocationStub;
  import com.lody.virtual.client.hook.base.MethodProxy;
  import com.lody.virtual.client.hook.base.ReplaceCallingPkgMethodProxy;
  import com.lody.virtual.client.hook.base.ReplaceLastUidMethodProxy;
  import com.lody.virtual.client.hook.base.ResultStaticMethodProxy;
  import com.lody.virtual.client.hook.base.StaticMethodProxy;
  import com.lody.virtual.client.ipc.VActivityManager;
  import com.lody.virtual.helper.compat.BuildCompat;
  import com.lody.virtual.helper.compat.ParceledListSliceCompat;
  import com.lody.virtual.remote.AppTaskInfo;
  
  import java.lang.reflect.Method;
  import java.util.List;
  
  import mirror.android.app.ActivityManagerNative;
  import mirror.android.app.ActivityManagerOreo;
  import mirror.android.app.IActivityManager;
  import mirror.android.content.pm.ParceledListSlice;
  import mirror.android.os.ServiceManager;
  import mirror.android.util.Singleton;
  
  /**
   * @author Lody
   * @see IActivityManager
   * @see android.app.ActivityManager
   */
  
  @Inject(MethodProxies.class)
  public class ActivityManagerStub extends MethodInvocationProxy<MethodInvocationStub<IInterface>> {
  
      public ActivityManagerStub() {
          super(new MethodInvocationStub<>(ActivityManagerNative.getDefault.call()));
      }
  
      @Override
      public void inject() throws Throwable {
          if (BuildCompat.isOreo()) {
              //Android Oreo(8.X)
              Object singleton = ActivityManagerOreo.IActivityManagerSingleton.get();
              Singleton.mInstance.set(singleton, getInvocationStub().getProxyInterface());
          } else {
              if (ActivityManagerNative.gDefault.type() == IActivityManager.TYPE) {
                  ActivityManagerNative.gDefault.set(getInvocationStub().getProxyInterface());
              } else if (ActivityManagerNative.gDefault.type() == Singleton.TYPE) {
                  Object gDefault = ActivityManagerNative.gDefault.get();
                  Singleton.mInstance.set(gDefault, getInvocationStub().getProxyInterface());
              }
          }
          BinderInvocationStub hookAMBinder = new BinderInvocationStub(getInvocationStub().getBaseInterface());
          hookAMBinder.copyMethodProxies(getInvocationStub());
          ServiceManager.sCache.get().put(Context.ACTIVITY_SERVICE, hookAMBinder);
      }
  
      @Override
      protected void onBindMethods() {
          super.onBindMethods();
          if (VirtualCore.get().isVAppProcess()) {
              addMethodProxy(new StaticMethodProxy("navigateUpTo") {
                  @Override
                  public Object call(Object who, Method method, Object... args) throws Throwable {
                      throw new RuntimeException("Call navigateUpTo!!!!");
                  }
              });
              addMethodProxy(new ReplaceLastUidMethodProxy("checkPermissionWithToken"));
              addMethodProxy(new isUserRunning());
              addMethodProxy(new ResultStaticMethodProxy("updateConfiguration", 0));
              addMethodProxy(new ReplaceCallingPkgMethodProxy("setAppLockedVerifying"));
              addMethodProxy(new StaticMethodProxy("checkUriPermission") {
                  @Override
                  public Object afterCall(Object who, Method method, Object[] args, Object result) throws Throwable {
                      return PackageManager.PERMISSION_GRANTED;
                  }
              });
              addMethodProxy(new StaticMethodProxy("getRecentTasks") {
                  @Override
                  public Object call(Object who, Method method, Object... args) throws Throwable {
                      Object _infos = method.invoke(who, args);
                      //noinspection unchecked
                      List<ActivityManager.RecentTaskInfo> infos =
                              ParceledListSliceCompat.isReturnParceledListSlice(method)
                                      ? ParceledListSlice.getList.call(_infos)
                                      : (List) _infos;
                      for (ActivityManager.RecentTaskInfo info : infos) {
                          AppTaskInfo taskInfo = VActivityManager.get().getTaskInfo(info.id);
                          if (taskInfo == null) {
                              continue;
                          }
                          if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                              try {
                                  info.topActivity = taskInfo.topActivity;
                                  info.baseActivity = taskInfo.baseActivity;
                              } catch (Throwable e) {
                                  // ignore
                              }
                          }
                          try {
                              info.origActivity = taskInfo.baseActivity;
                              info.baseIntent = taskInfo.baseIntent;
                          } catch (Throwable e) {
                              // ignore
                          }
                      }
                      return _infos;
                  }
              });
          }
      }
  
      @Override
      public boolean isEnvBad() {
          return ActivityManagerNative.getDefault.call() != getInvocationStub().getProxyInterface();
      }
  
      private class isUserRunning extends MethodProxy {
          @Override
          public String getMethodName() {
              return "isUserRunning";
          }
  
          @Override
          public Object call(Object who, Method method, Object... args) {
              int userId = (int) args[0];
              return userId == 0;
          }
      }
  }
  