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Commit 3d73260a authored by Jorim Jaggi's avatar Jorim Jaggi
Browse files

Disable task snapshots on svelte 

Test: Boot low ram device, make sure cache stays empty
Bug: 31339431
Change-Id: I0fac1071f17fcd13872ef68f68eee2c793c6753c
parent df0824ad

services/core/java/com/android/server/wm/TaskSnapshotController.java

+4 −7
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package com.android.server.wm; 
import static android.app.ActivityManager.ENABLE_TASK_SNAPSHOTS;



import android.annotation.Nullable;

import android.app.ActivityManager;

import android.app.ActivityManager.StackId;

import android.app.ActivityManager.TaskSnapshot;

import android.graphics.GraphicBuffer;
@@ -65,26 +66,22 @@ class TaskSnapshotController { 
    }



    void onTransitionStarting() {

        if (!ENABLE_TASK_SNAPSHOTS) {

            return;

        }

        handleClosingApps(mService.mClosingApps);

    }





    /**

     * Called when the visibility of an app changes outside of the regular app transition flow.

     */

    void notifyAppVisibilityChanged(AppWindowToken appWindowToken, boolean visible) {

        if (!ENABLE_TASK_SNAPSHOTS) {

            return;

        }

        if (!visible) {

            handleClosingApps(Sets.newArraySet(appWindowToken));

        }

    }



    private void handleClosingApps(ArraySet<AppWindowToken> closingApps) {

        if (!ENABLE_TASK_SNAPSHOTS || ActivityManager.isLowRamDeviceStatic()) {

            return;

        }



        // We need to take a snapshot of the task if and only if all activities of the task are

        // either closing or hidden.