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Example 41 with START_TAG

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

the class MountService method readSettingsLocked.

private void readSettingsLocked() {
    mRecords.clear();
    mPrimaryStorageUuid = getDefaultPrimaryStorageUuid();
    mForceAdoptable = false;
    FileInputStream fis = null;
    try {
        fis = mSettingsFile.openRead();
        final XmlPullParser in = Xml.newPullParser();
        in.setInput(fis, StandardCharsets.UTF_8.name());
        int type;
        while ((type = in.next()) != END_DOCUMENT) {
            if (type == START_TAG) {
                final String tag = in.getName();
                if (TAG_VOLUMES.equals(tag)) {
                    final int version = readIntAttribute(in, ATTR_VERSION, VERSION_INIT);
                    final boolean primaryPhysical = SystemProperties.getBoolean(StorageManager.PROP_PRIMARY_PHYSICAL, false);
                    final boolean validAttr = (version >= VERSION_FIX_PRIMARY) || (version >= VERSION_ADD_PRIMARY && !primaryPhysical);
                    if (validAttr) {
                        mPrimaryStorageUuid = readStringAttribute(in, ATTR_PRIMARY_STORAGE_UUID);
                    }
                    mForceAdoptable = readBooleanAttribute(in, ATTR_FORCE_ADOPTABLE, false);
                } else if (TAG_VOLUME.equals(tag)) {
                    final VolumeRecord rec = readVolumeRecord(in);
                    mRecords.put(rec.fsUuid, rec);
                }
            }
        }
    } catch (FileNotFoundException e) {
    // Missing metadata is okay, probably first boot
    } catch (IOException e) {
        Slog.wtf(TAG, "Failed reading metadata", e);
    } catch (XmlPullParserException e) {
        Slog.wtf(TAG, "Failed reading metadata", e);
    } finally {
        IoUtils.closeQuietly(fis);
    }
}
Also used : VolumeRecord(android.os.storage.VolumeRecord) XmlPullParser(org.xmlpull.v1.XmlPullParser) FileNotFoundException(java.io.FileNotFoundException) XmlPullParserException(org.xmlpull.v1.XmlPullParserException) IOException(java.io.IOException) FileInputStream(java.io.FileInputStream)

Example 42 with START_TAG

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

the class TaskPersister method restoreTasksForUserLocked.

List<TaskRecord> restoreTasksForUserLocked(final int userId) {
    final ArrayList<TaskRecord> tasks = new ArrayList<TaskRecord>();
    ArraySet<Integer> recoveredTaskIds = new ArraySet<Integer>();
    File userTasksDir = getUserTasksDir(userId);
    File[] recentFiles = userTasksDir.listFiles();
    if (recentFiles == null) {
        Slog.e(TAG, "restoreTasksForUserLocked: Unable to list files from " + userTasksDir);
        return tasks;
    }
    for (int taskNdx = 0; taskNdx < recentFiles.length; ++taskNdx) {
        File taskFile = recentFiles[taskNdx];
        if (DEBUG) {
            Slog.d(TAG, "restoreTasksForUserLocked: userId=" + userId + ", taskFile=" + taskFile.getName());
        }
        BufferedReader reader = null;
        boolean deleteFile = false;
        try {
            reader = new BufferedReader(new FileReader(taskFile));
            final XmlPullParser in = Xml.newPullParser();
            in.setInput(reader);
            int event;
            while (((event = in.next()) != XmlPullParser.END_DOCUMENT) && event != XmlPullParser.END_TAG) {
                final String name = in.getName();
                if (event == XmlPullParser.START_TAG) {
                    if (DEBUG)
                        Slog.d(TAG, "restoreTasksForUserLocked: START_TAG name=" + name);
                    if (TAG_TASK.equals(name)) {
                        final TaskRecord task = TaskRecord.restoreFromXml(in, mStackSupervisor);
                        if (DEBUG)
                            Slog.d(TAG, "restoreTasksForUserLocked: restored task=" + task);
                        if (task != null) {
                            // XXX Don't add to write queue... there is no reason to write
                            // out the stuff we just read, if we don't write it we will
                            // read the same thing again.
                            // mWriteQueue.add(new TaskWriteQueueItem(task));
                            final int taskId = task.taskId;
                            if (mStackSupervisor.anyTaskForIdLocked(taskId, /* restoreFromRecents= */
                            false, 0) != null) {
                                // Should not happen.
                                Slog.wtf(TAG, "Existing task with taskId " + taskId + "found");
                            } else if (userId != task.userId) {
                                // Should not happen.
                                Slog.wtf(TAG, "Task with userId " + task.userId + " found in " + userTasksDir.getAbsolutePath());
                            } else {
                                // Looks fine.
                                mStackSupervisor.setNextTaskIdForUserLocked(taskId, userId);
                                task.isPersistable = true;
                                tasks.add(task);
                                recoveredTaskIds.add(taskId);
                            }
                        } else {
                            Slog.e(TAG, "restoreTasksForUserLocked: Unable to restore taskFile=" + taskFile + ": " + fileToString(taskFile));
                        }
                    } else {
                        Slog.wtf(TAG, "restoreTasksForUserLocked: Unknown xml event=" + event + " name=" + name);
                    }
                }
                XmlUtils.skipCurrentTag(in);
            }
        } catch (Exception e) {
            Slog.wtf(TAG, "Unable to parse " + taskFile + ". Error ", e);
            Slog.e(TAG, "Failing file: " + fileToString(taskFile));
            deleteFile = true;
        } finally {
            IoUtils.closeQuietly(reader);
            if (deleteFile) {
                if (DEBUG)
                    Slog.d(TAG, "Deleting file=" + taskFile.getName());
                taskFile.delete();
            }
        }
    }
    if (!DEBUG) {
        removeObsoleteFiles(recoveredTaskIds, userTasksDir.listFiles());
    }
    // Fix up task affiliation from taskIds
    for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) {
        final TaskRecord task = tasks.get(taskNdx);
        task.setPrevAffiliate(taskIdToTask(task.mPrevAffiliateTaskId, tasks));
        task.setNextAffiliate(taskIdToTask(task.mNextAffiliateTaskId, tasks));
    }
    Collections.sort(tasks, new Comparator<TaskRecord>() {

        @Override
        public int compare(TaskRecord lhs, TaskRecord rhs) {
            final long diff = rhs.mLastTimeMoved - lhs.mLastTimeMoved;
            if (diff < 0) {
                return -1;
            } else if (diff > 0) {
                return +1;
            } else {
                return 0;
            }
        }
    });
    return tasks;
}
Also used : ArraySet(android.util.ArraySet) ArrayList(java.util.ArrayList) XmlPullParser(org.xmlpull.v1.XmlPullParser) IOException(java.io.IOException) FileNotFoundException(java.io.FileNotFoundException) XmlPullParserException(org.xmlpull.v1.XmlPullParserException) BufferedReader(java.io.BufferedReader) FileReader(java.io.FileReader) AtomicFile(android.util.AtomicFile) File(java.io.File)

Example 43 with START_TAG

use of org.xmlpull.v1.XmlPullParser.START_TAG 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);
    }
}
Also used : NetworkTemplate(android.net.NetworkTemplate) NetworkPolicy(android.net.NetworkPolicy) XmlPullParser(org.xmlpull.v1.XmlPullParser) FileNotFoundException(java.io.FileNotFoundException) XmlPullParserException(org.xmlpull.v1.XmlPullParserException) NetworkPolicyManager.uidRulesToString(android.net.NetworkPolicyManager.uidRulesToString) IOException(java.io.IOException) FileInputStream(java.io.FileInputStream)

Aggregations

XmlPullParserException (org.xmlpull.v1.XmlPullParserException)41 XmlPullParser (org.xmlpull.v1.XmlPullParser)28 IOException (java.io.IOException)25 FileNotFoundException (java.io.FileNotFoundException)24 FileInputStream (java.io.FileInputStream)19 NetworkPolicy (android.net.NetworkPolicy)6 NetworkTemplate (android.net.NetworkTemplate)6 TaskDescription (android.app.ActivityManager.TaskDescription)5 PendingIntent (android.app.PendingIntent)5 Intent (android.content.Intent)5 ActivityInfo (android.content.pm.ActivityInfo)5 IPackageInstallerSession (android.content.pm.IPackageInstallerSession)5 NetworkPolicyManager.uidRulesToString (android.net.NetworkPolicyManager.uidRulesToString)5 PersistableBundle (android.os.PersistableBundle)5 VolumeRecord (android.os.storage.VolumeRecord)5 ArraySet (android.util.ArraySet)5 AtomicFile (android.util.AtomicFile)5 ReferrerIntent (com.android.internal.content.ReferrerIntent)5 BufferedReader (java.io.BufferedReader)5 File (java.io.File)5