Examples with JournaledFile com.android.internal.util.JournaledFile used on opensource projects

Example 21 with JournaledFile

use of com.android.internal.util.JournaledFile in project android_frameworks_base by ResurrectionRemix.

the class WallpaperManagerService method loadSettingsLocked.

private void loadSettingsLocked(int userId, boolean keepDimensionHints) {
    if (DEBUG)
        Slog.v(TAG, "loadSettingsLocked");
    JournaledFile journal = makeJournaledFile(userId);
    FileInputStream stream = null;
    File file = journal.chooseForRead();
    if (!file.exists()) {
        // This should only happen one time, when upgrading from a legacy system
        migrateFromOld();
    }
    WallpaperData wallpaper = mWallpaperMap.get(userId);
    if (wallpaper == null) {
        wallpaper = new WallpaperData(userId, WALLPAPER, WALLPAPER_CROP);
        wallpaper.allowBackup = true;
        mWallpaperMap.put(userId, wallpaper);
        if (!wallpaper.cropExists()) {
            generateCrop(wallpaper);
        }
    }
    boolean success = false;
    try {
        stream = new FileInputStream(file);
        XmlPullParser parser = Xml.newPullParser();
        parser.setInput(stream, StandardCharsets.UTF_8.name());
        int type;
        do {
            type = parser.next();
            if (type == XmlPullParser.START_TAG) {
                String tag = parser.getName();
                if ("wp".equals(tag)) {
                    // Common to system + lock wallpapers
                    parseWallpaperAttributes(parser, wallpaper, keepDimensionHints);
                    // A system wallpaper might also be a live wallpaper
                    String comp = parser.getAttributeValue(null, "component");
                    wallpaper.nextWallpaperComponent = comp != null ? ComponentName.unflattenFromString(comp) : null;
                    if (wallpaper.nextWallpaperComponent == null || "android".equals(wallpaper.nextWallpaperComponent.getPackageName())) {
                        wallpaper.nextWallpaperComponent = mImageWallpaper;
                    }
                    if (DEBUG) {
                        Slog.v(TAG, "mWidth:" + wallpaper.width);
                        Slog.v(TAG, "mHeight:" + wallpaper.height);
                        Slog.v(TAG, "cropRect:" + wallpaper.cropHint);
                        Slog.v(TAG, "mName:" + wallpaper.name);
                        Slog.v(TAG, "mNextWallpaperComponent:" + wallpaper.nextWallpaperComponent);
                    }
                } else if ("kwp".equals(tag)) {
                    // keyguard-specific wallpaper for this user
                    WallpaperData lockWallpaper = mLockWallpaperMap.get(userId);
                    if (lockWallpaper == null) {
                        lockWallpaper = new WallpaperData(userId, WALLPAPER_LOCK_ORIG, WALLPAPER_LOCK_CROP);
                        mLockWallpaperMap.put(userId, lockWallpaper);
                    }
                    parseWallpaperAttributes(parser, lockWallpaper, false);
                }
            }
        } while (type != XmlPullParser.END_DOCUMENT);
        success = true;
    } catch (FileNotFoundException e) {
        Slog.w(TAG, "no current wallpaper -- first boot?");
    } catch (NullPointerException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (NumberFormatException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (XmlPullParserException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (IOException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (IndexOutOfBoundsException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    }
    IoUtils.closeQuietly(stream);
    if (!success) {
        wallpaper.width = -1;
        wallpaper.height = -1;
        wallpaper.cropHint.set(0, 0, 0, 0);
        wallpaper.padding.set(0, 0, 0, 0);
        wallpaper.name = "";
        mLockWallpaperMap.remove(userId);
    } else {
        if (wallpaper.wallpaperId <= 0) {
            wallpaper.wallpaperId = makeWallpaperIdLocked();
            if (DEBUG) {
                Slog.w(TAG, "Didn't set wallpaper id in loadSettingsLocked(" + userId + "); now " + wallpaper.wallpaperId);
            }
        }
    }
    ensureSaneWallpaperData(wallpaper);
    WallpaperData lockWallpaper = mLockWallpaperMap.get(userId);
    if (lockWallpaper != null) {
        ensureSaneWallpaperData(lockWallpaper);
    }
}

Example 22 with JournaledFile

use of com.android.internal.util.JournaledFile in project android_frameworks_base by crdroidandroid.

the class WallpaperManagerService method loadSettingsLocked.

private void loadSettingsLocked(int userId, boolean keepDimensionHints) {
    if (DEBUG)
        Slog.v(TAG, "loadSettingsLocked");
    JournaledFile journal = makeJournaledFile(userId);
    FileInputStream stream = null;
    File file = journal.chooseForRead();
    if (!file.exists()) {
        // This should only happen one time, when upgrading from a legacy system
        migrateFromOld();
    }
    WallpaperData wallpaper = mWallpaperMap.get(userId);
    if (wallpaper == null) {
        wallpaper = new WallpaperData(userId, WALLPAPER, WALLPAPER_CROP);
        wallpaper.allowBackup = true;
        mWallpaperMap.put(userId, wallpaper);
        if (!wallpaper.cropExists()) {
            generateCrop(wallpaper);
        }
    }
    boolean success = false;
    try {
        stream = new FileInputStream(file);
        XmlPullParser parser = Xml.newPullParser();
        parser.setInput(stream, StandardCharsets.UTF_8.name());
        int type;
        do {
            type = parser.next();
            if (type == XmlPullParser.START_TAG) {
                String tag = parser.getName();
                if ("wp".equals(tag)) {
                    // Common to system + lock wallpapers
                    parseWallpaperAttributes(parser, wallpaper, keepDimensionHints);
                    // A system wallpaper might also be a live wallpaper
                    String comp = parser.getAttributeValue(null, "component");
                    wallpaper.nextWallpaperComponent = comp != null ? ComponentName.unflattenFromString(comp) : null;
                    if (wallpaper.nextWallpaperComponent == null || "android".equals(wallpaper.nextWallpaperComponent.getPackageName())) {
                        wallpaper.nextWallpaperComponent = mImageWallpaper;
                    }
                    if (DEBUG) {
                        Slog.v(TAG, "mWidth:" + wallpaper.width);
                        Slog.v(TAG, "mHeight:" + wallpaper.height);
                        Slog.v(TAG, "cropRect:" + wallpaper.cropHint);
                        Slog.v(TAG, "mName:" + wallpaper.name);
                        Slog.v(TAG, "mNextWallpaperComponent:" + wallpaper.nextWallpaperComponent);
                    }
                } else if ("kwp".equals(tag)) {
                    // keyguard-specific wallpaper for this user
                    WallpaperData lockWallpaper = mLockWallpaperMap.get(userId);
                    if (lockWallpaper == null) {
                        lockWallpaper = new WallpaperData(userId, WALLPAPER_LOCK_ORIG, WALLPAPER_LOCK_CROP);
                        mLockWallpaperMap.put(userId, lockWallpaper);
                    }
                    parseWallpaperAttributes(parser, lockWallpaper, false);
                }
            }
        } while (type != XmlPullParser.END_DOCUMENT);
        success = true;
    } catch (FileNotFoundException e) {
        Slog.w(TAG, "no current wallpaper -- first boot?");
    } catch (NullPointerException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (NumberFormatException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (XmlPullParserException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (IOException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    } catch (IndexOutOfBoundsException e) {
        Slog.w(TAG, "failed parsing " + file + " " + e);
    }
    IoUtils.closeQuietly(stream);
    if (!success) {
        wallpaper.width = -1;
        wallpaper.height = -1;
        wallpaper.cropHint.set(0, 0, 0, 0);
        wallpaper.padding.set(0, 0, 0, 0);
        wallpaper.name = "";
        mLockWallpaperMap.remove(userId);
    } else {
        if (wallpaper.wallpaperId <= 0) {
            wallpaper.wallpaperId = makeWallpaperIdLocked();
            if (DEBUG) {
                Slog.w(TAG, "Didn't set wallpaper id in loadSettingsLocked(" + userId + "); now " + wallpaper.wallpaperId);
            }
        }
    }
    ensureSaneWallpaperData(wallpaper);
    WallpaperData lockWallpaper = mLockWallpaperMap.get(userId);
    if (lockWallpaper != null) {
        ensureSaneWallpaperData(lockWallpaper);
    }
}

Example 23 with JournaledFile

use of com.android.internal.util.JournaledFile in project android_frameworks_base by crdroidandroid.

the class WallpaperManagerService method saveSettingsLocked.

private void saveSettingsLocked(int userId) {
    JournaledFile journal = makeJournaledFile(userId);
    FileOutputStream fstream = null;
    BufferedOutputStream stream = null;
    try {
        XmlSerializer out = new FastXmlSerializer();
        fstream = new FileOutputStream(journal.chooseForWrite(), false);
        stream = new BufferedOutputStream(fstream);
        out.setOutput(stream, StandardCharsets.UTF_8.name());
        out.startDocument(null, true);
        WallpaperData wallpaper;
        wallpaper = mWallpaperMap.get(userId);
        if (wallpaper != null) {
            writeWallpaperAttributes(out, "wp", wallpaper);
        }
        wallpaper = mLockWallpaperMap.get(userId);
        if (wallpaper != null) {
            writeWallpaperAttributes(out, "kwp", wallpaper);
        }
        out.endDocument();
        // also flushes fstream
        stream.flush();
        FileUtils.sync(fstream);
        // also closes fstream
        stream.close();
        journal.commit();
    } catch (IOException e) {
        IoUtils.closeQuietly(stream);
        journal.rollback();
    }
}