Daggerify and Dumpify LockscreenWallpaper

import android.os.UserHandle;

import android.util.Log;

import androidx.annotation.NonNull;

import com.android.internal.util.IndentingPrintWriter;

import com.android.keyguard.KeyguardUpdateMonitor;

import com.android.systemui.Dependency;

import com.android.systemui.DumpController;

import com.android.systemui.Dumpable;

import com.android.systemui.dagger.qualifiers.MainHandler;

import com.android.systemui.statusbar.NotificationMediaManager;

import libcore.io.IoUtils;

import java.io.FileDescriptor;

import java.io.PrintWriter;

import java.util.Objects;

import javax.inject.Inject;

 * Manages the lockscreen wallpaper.

 */

@Singleton

public class LockscreenWallpaper extends IWallpaperManagerCallback.Stub implements Runnable {

public class LockscreenWallpaper extends IWallpaperManagerCallback.Stub implements Runnable,

        Dumpable {

    private static final String TAG = "LockscreenWallpaper";

    private final NotificationMediaManager mMediaManager =

            Dependency.get(NotificationMediaManager.class);

    private final NotificationMediaManager mMediaManager;

    private final WallpaperManager mWallpaperManager;

    private Handler mH;

    private final KeyguardUpdateMonitor mUpdateMonitor;

    private final Handler mH;

    private boolean mCached;

    private Bitmap mCache;

    @Inject

    public LockscreenWallpaper(WallpaperManager wallpaperManager,

            @Nullable IWallpaperManager iWallpaperManager,

            KeyguardUpdateMonitor keyguardUpdateMonitor) {

            KeyguardUpdateMonitor keyguardUpdateMonitor,

            DumpController dumpController,

            NotificationMediaManager mediaManager,

            @MainHandler Handler mainHandler) {

        dumpController.registerDumpable(getClass().getSimpleName(), this);

        mWallpaperManager = wallpaperManager;

        mCurrentUserId = ActivityManager.getCurrentUser();

        mUpdateMonitor = keyguardUpdateMonitor;

        mMediaManager = mediaManager;

        mH = mainHandler;

        if (iWallpaperManager != null) {

            // Service is disabled on some devices like Automotive

        }

    }

    void setHandler(Handler handler) {

        if (mH != null) {

            Log.wtfStack(TAG, "Handler has already been set. Trying to double initialize?");

            return;

        }

        mH = handler;

    }

    public Bitmap getBitmap() {

        if (mCached) {

            return mCache;

        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);

    }

    @Override

    public void dump(@NonNull FileDescriptor fd, @NonNull PrintWriter pw, @NonNull String[] args) {

        pw.println(getClass().getSimpleName() + ":");

        IndentingPrintWriter iPw = new IndentingPrintWriter(pw, "  ").increaseIndent();

        iPw.println("mCached=" + mCached);

        iPw.println("mCache=" + mCache);

        iPw.println("mCurrentUserId=" + mCurrentUserId);

        iPw.println("mSelectedUser=" + mSelectedUser);

    }

    private static class LoaderResult {

        public final boolean success;

        public final Bitmap bitmap;

        if (ENABLE_LOCKSCREEN_WALLPAPER && mWallpaperSupported) {

            mLockscreenWallpaper = mLockscreenWallpaperLazy.get();

            mLockscreenWallpaper.setHandler(mHandler);

        }

        mKeyguardIndicationController =