Merge "Fix displayId unsynced between app and system server."

package com.android.server.wm;

import android.annotation.CallSuper;

import android.content.res.Configuration;

import android.graphics.Rect;

import android.hardware.power.V1_0.PowerHint;

import android.os.Binder;

import android.os.Debug;

import android.os.Handler;

import android.os.IBinder;

import android.os.Looper;

import android.os.Message;

import android.os.ParcelFileDescriptor;

import android.os.PowerManager;

import android.os.RemoteException;

import android.os.UserHandle;

import android.util.ArraySet;

import android.util.EventLog;

import android.util.Slog;

import android.util.SparseIntArray;

import android.util.proto.ProtoOutputStream;

import android.view.Display;

import android.view.DisplayInfo;

import android.view.SurfaceControl;

import android.view.WindowManager;

import com.android.internal.util.ArrayUtils;

import com.android.server.EventLogTags;

import java.io.FileDescriptor;

import java.io.PrintWriter;

import java.util.ArrayList;

import java.util.List;

import java.util.function.Consumer;

import static android.view.Display.DEFAULT_DISPLAY;

import static android.view.Display.INVALID_DISPLAY;

import static android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE;

import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM;

import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT;

import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;

import static com.android.server.wm.RootWindowContainerProto.DISPLAYS;

import static com.android.server.wm.RootWindowContainerProto.WINDOWS;

import static com.android.server.wm.RootWindowContainerProto.WINDOW_CONTAINER;

import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_DISPLAY;

import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_KEEP_SCREEN_ON;

import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT_REPEATS;

import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM;

import static com.android.server.wm.WindowManagerService.H.REPORT_LOSING_FOCUS;

import static com.android.server.wm.WindowManagerService.H.SEND_NEW_CONFIGURATION;

import static com.android.server.wm.WindowManagerService.H.WINDOW_FREEZE_TIMEOUT;

import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_PLACING_SURFACES;

import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES;

import static com.android.server.wm.WindowManagerService.WINDOWS_FREEZING_SCREENS_NONE;

import static com.android.server.wm.WindowManagerService.H.WINDOW_FREEZE_TIMEOUT;

import static com.android.server.wm.WindowManagerService.logSurface;

import static com.android.server.wm.WindowSurfacePlacer.SET_FORCE_HIDING_CHANGED;

import static com.android.server.wm.WindowSurfacePlacer.SET_ORIENTATION_CHANGE_COMPLETE;

import static com.android.server.wm.WindowSurfacePlacer.SET_UPDATE_ROTATION;

import static com.android.server.wm.WindowSurfacePlacer.SET_WALLPAPER_ACTION_PENDING;

import static com.android.server.wm.WindowSurfacePlacer.SET_WALLPAPER_MAY_CHANGE;

import static com.android.server.wm.RootWindowContainerProto.DISPLAYS;

import static com.android.server.wm.RootWindowContainerProto.WINDOWS;

import static com.android.server.wm.RootWindowContainerProto.WINDOW_CONTAINER;

import android.annotation.CallSuper;

import android.content.res.Configuration;

import android.hardware.power.V1_0.PowerHint;

import android.os.Binder;

import android.os.Debug;

import android.os.Handler;

import android.os.IBinder;

import android.os.Looper;

import android.os.Message;

import android.os.PowerManager;

import android.os.RemoteException;

import android.os.UserHandle;

import android.util.ArraySet;

import android.util.EventLog;

import android.util.Slog;

import android.util.SparseIntArray;

import android.util.proto.ProtoOutputStream;

import android.view.Display;

import android.view.DisplayInfo;

import android.view.SurfaceControl;

import android.view.WindowManager;

import com.android.internal.util.ArrayUtils;

import com.android.server.EventLogTags;

import java.io.PrintWriter;

import java.util.ArrayList;

import java.util.List;

import java.util.function.Consumer;

/** Root {@link WindowContainer} for the device. */

class RootWindowContainer extends WindowContainer<DisplayContent> {

        return null;

    }

    /** Returns the window token for the input binder if it exist in the system. */

    WindowToken getWindowToken(IBinder binder) {

        for (int i = mChildren.size() - 1; i >= 0; --i) {

            final DisplayContent dc = mChildren.get(i);

            final WindowToken wtoken = dc.getWindowToken(binder);

            if (wtoken != null) {

                return wtoken;

            }

        }

        return null;

    }

    /** Returns the display object the input window token is currently mapped on. */

    DisplayContent getWindowTokenDisplay(WindowToken token) {

        if (token == null) {

                throw new IllegalStateException("Display has not been initialialized");

            }

            final DisplayContent displayContent = getDisplayContentOrCreate(displayId);

            final DisplayContent displayContent = getDisplayContentOrCreate(displayId, attrs.token);

            if (displayContent == null) {

                Slog.w(TAG_WM, "Attempted to add window to a display that does not exist: "

     * that corresponds to a display just added to DisplayManager has not yet been created. This

     * usually means that the call of this method was initiated from outside of Activity or Window

     * Manager. In most cases the regular getter should be used.

     * @param displayId The preferred display Id.

     * @param token The window token associated with the window we are trying to get display for.

     *              if not null then the display of the window token will be returned. Set to null

     *              is there isn't an a token associated with the request.

     * @see RootWindowContainer#getDisplayContent(int)

     */

    private DisplayContent getDisplayContentOrCreate(int displayId) {

    private DisplayContent getDisplayContentOrCreate(int displayId, IBinder token) {

        if (token != null) {

            final WindowToken wToken = mRoot.getWindowToken(token);

            if (wToken != null) {

                return wToken.getDisplayContent();

            }

        }

        DisplayContent displayContent = mRoot.getDisplayContent(displayId);

        // Create an instance if possible instead of waiting for the ActivityManagerService to drive

        final long token = Binder.clearCallingIdentity();

        try {

            synchronized (mWindowMap) {

                final DisplayContent dc = getDisplayContentOrCreate(displayId);

                final DisplayContent dc = getDisplayContentOrCreate(displayId, null);

                if (dc == null) {

                    throw new IllegalArgumentException(

                            "Trying to register a non existent display.");