Examples with END_DOCUMENT org.xmlpull.v1.XmlPullParser.END_DOCUMENT used on opensource projects

Example 26 with END_DOCUMENT

use of org.xmlpull.v1.XmlPullParser.END_DOCUMENT in project android_frameworks_base by crdroidandroid.

the class NetworkPolicyManagerService method readPolicyAL.

private void readPolicyAL() {
    if (LOGV)
        Slog.v(TAG, "readPolicyAL()");
    // clear any existing policy and read from disk
    mNetworkPolicy.clear();
    mUidPolicy.clear();
    FileInputStream fis = null;
    try {
        fis = mPolicyFile.openRead();
        final XmlPullParser in = Xml.newPullParser();
        in.setInput(fis, StandardCharsets.UTF_8.name());
        int type;
        int version = VERSION_INIT;
        boolean insideWhitelist = false;
        while ((type = in.next()) != END_DOCUMENT) {
            final String tag = in.getName();
            if (type == START_TAG) {
                if (TAG_POLICY_LIST.equals(tag)) {
                    final boolean oldValue = mRestrictBackground;
                    version = readIntAttribute(in, ATTR_VERSION);
                    if (version >= VERSION_ADDED_RESTRICT_BACKGROUND) {
                        mRestrictBackground = readBooleanAttribute(in, ATTR_RESTRICT_BACKGROUND);
                    } else {
                        mRestrictBackground = false;
                    }
                    if (mRestrictBackground != oldValue) {
                        // Some early services may have read the default value,
                        // so notify them that it's changed
                        mHandler.obtainMessage(MSG_RESTRICT_BACKGROUND_CHANGED, mRestrictBackground ? 1 : 0, 0).sendToTarget();
                    }
                } else if (TAG_NETWORK_POLICY.equals(tag)) {
                    final int networkTemplate = readIntAttribute(in, ATTR_NETWORK_TEMPLATE);
                    final String subscriberId = in.getAttributeValue(null, ATTR_SUBSCRIBER_ID);
                    final String networkId;
                    if (version >= VERSION_ADDED_NETWORK_ID) {
                        networkId = in.getAttributeValue(null, ATTR_NETWORK_ID);
                    } else {
                        networkId = null;
                    }
                    final int cycleDay = readIntAttribute(in, ATTR_CYCLE_DAY);
                    final String cycleTimezone;
                    if (version >= VERSION_ADDED_TIMEZONE) {
                        cycleTimezone = in.getAttributeValue(null, ATTR_CYCLE_TIMEZONE);
                    } else {
                        cycleTimezone = Time.TIMEZONE_UTC;
                    }
                    final long warningBytes = readLongAttribute(in, ATTR_WARNING_BYTES);
                    final long limitBytes = readLongAttribute(in, ATTR_LIMIT_BYTES);
                    final long lastLimitSnooze;
                    if (version >= VERSION_SPLIT_SNOOZE) {
                        lastLimitSnooze = readLongAttribute(in, ATTR_LAST_LIMIT_SNOOZE);
                    } else if (version >= VERSION_ADDED_SNOOZE) {
                        lastLimitSnooze = readLongAttribute(in, ATTR_LAST_SNOOZE);
                    } else {
                        lastLimitSnooze = SNOOZE_NEVER;
                    }
                    final boolean metered;
                    if (version >= VERSION_ADDED_METERED) {
                        metered = readBooleanAttribute(in, ATTR_METERED);
                    } else {
                        switch(networkTemplate) {
                            case MATCH_MOBILE_3G_LOWER:
                            case MATCH_MOBILE_4G:
                            case MATCH_MOBILE_ALL:
                                metered = true;
                                break;
                            default:
                                metered = false;
                        }
                    }
                    final long lastWarningSnooze;
                    if (version >= VERSION_SPLIT_SNOOZE) {
                        lastWarningSnooze = readLongAttribute(in, ATTR_LAST_WARNING_SNOOZE);
                    } else {
                        lastWarningSnooze = SNOOZE_NEVER;
                    }
                    final boolean inferred;
                    if (version >= VERSION_ADDED_INFERRED) {
                        inferred = readBooleanAttribute(in, ATTR_INFERRED);
                    } else {
                        inferred = false;
                    }
                    final NetworkTemplate template = new NetworkTemplate(networkTemplate, subscriberId, networkId);
                    if (template.isPersistable()) {
                        mNetworkPolicy.put(template, new NetworkPolicy(template, cycleDay, cycleTimezone, warningBytes, limitBytes, lastWarningSnooze, lastLimitSnooze, metered, inferred));
                    }
                } else if (TAG_UID_POLICY.equals(tag)) {
                    final int uid = readIntAttribute(in, ATTR_UID);
                    final int policy = readIntAttribute(in, ATTR_POLICY);
                    if (UserHandle.isApp(uid)) {
                        setUidPolicyUncheckedUL(uid, policy, false);
                    } else {
                        Slog.w(TAG, "unable to apply policy to UID " + uid + "; ignoring");
                    }
                } else if (TAG_APP_POLICY.equals(tag)) {
                    final int appId = readIntAttribute(in, ATTR_APP_ID);
                    final int policy = readIntAttribute(in, ATTR_POLICY);
                    // TODO: set for other users during upgrade
                    // app policy is deprecated so this is only used in pre system user split.
                    final int uid = UserHandle.getUid(UserHandle.USER_SYSTEM, appId);
                    if (UserHandle.isApp(uid)) {
                        setUidPolicyUncheckedUL(uid, policy, false);
                    } else {
                        Slog.w(TAG, "unable to apply policy to UID " + uid + "; ignoring");
                    }
                } else if (TAG_WHITELIST.equals(tag)) {
                    insideWhitelist = true;
                } else if (TAG_RESTRICT_BACKGROUND.equals(tag) && insideWhitelist) {
                    final int uid = readIntAttribute(in, ATTR_UID);
                    mRestrictBackgroundWhitelistUids.put(uid, true);
                } else if (TAG_REVOKED_RESTRICT_BACKGROUND.equals(tag) && insideWhitelist) {
                    final int uid = readIntAttribute(in, ATTR_UID);
                    mRestrictBackgroundWhitelistRevokedUids.put(uid, true);
                }
            } else if (type == END_TAG) {
                if (TAG_WHITELIST.equals(tag)) {
                    insideWhitelist = false;
                }
            }
        }
    } catch (FileNotFoundException e) {
        // missing policy is okay, probably first boot
        upgradeLegacyBackgroundDataUL();
    } catch (IOException e) {
        Log.wtf(TAG, "problem reading network policy", e);
    } catch (XmlPullParserException e) {
        Log.wtf(TAG, "problem reading network policy", e);
    } finally {
        IoUtils.closeQuietly(fis);
    }
}