Example usage for android.database Cursor moveToNext

Introduction

In this page you can find the example usage for android.database Cursor moveToNext.

Prototype

boolean moveToNext();

Source Link

Document

Move the cursor to the next row.

Usage

From source file:net.naonedbus.manager.impl.FavoriManager.java

/**
 * Transformer un curseur en liste d'lments
 * //w  w w .  j  av a  2s. c o m
 * @param c
 *            un Curseur
 * @return une liste d'lments
 */
protected List<Favori> getFromCursorFull(final Cursor c) {
    final List<Favori> items = new ArrayList<Favori>();
    if (c.getCount() > 0) {
        c.moveToFirst();
        while (!c.isAfterLast()) {
            items.add(getSingleFromCursorFull(c));
            c.moveToNext();
        }
    }
    c.close();
    return items;
}

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From source file:cn.edu.wyu.documentviewer.RootsCache.java

/**
 * Bring up requested provider and query for all active roots.
 *///from w  ww. j  ava2s. c om
private Collection<RootInfo> loadRootsForAuthority(ContentResolver resolver, String authority) {
    if (DEBUG)
        Log.d(TAG, "Loading roots for " + authority);

    synchronized (mObservedAuthorities) {
        if (mObservedAuthorities.add(authority)) {
            // Watch for any future updates
            final Uri rootsUri = DocumentsContract.buildRootsUri(authority);
            mContext.getContentResolver().registerContentObserver(rootsUri, true, mObserver);
        }
    }

    final List<RootInfo> roots = Lists.newArrayList();
    final Uri rootsUri = DocumentsContract.buildRootsUri(authority);

    ContentProviderClient client = null;
    Cursor cursor = null;
    try {
        client = DocumentsApplication.acquireUnstableProviderOrThrow(resolver, authority);
        cursor = client.query(rootsUri, null, null, null, null);
        while (cursor.moveToNext()) {
            final RootInfo root = RootInfo.fromRootsCursor(authority, cursor);
            roots.add(root);
        }
    } catch (Exception e) {
        Log.w(TAG, "Failed to load some roots from " + authority + ": " + e);
    } finally {
        IOUtils.closeQuietly(cursor);
        ContentProviderClient.releaseQuietly(client);
    }
    return roots;
}

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From source file:com.wojtechnology.sunami.SongManager.java

public void genresFromDB(Set<String> genres) {
    //Some audio may be explicitly marked as not being music
    String selection = MediaStore.Audio.Media.IS_MUSIC + " != 0";

    String[] projection = { MediaStore.Audio.Media.DATA };

    String[] genresProjection = { MediaStore.Audio.Genres._ID, MediaStore.Audio.Genres.NAME };

    Uri uri = MediaStore.Audio.Genres.EXTERNAL_CONTENT_URI;
    Cursor projectionCursor = context.getContentResolver().query(uri, genresProjection, null, null, null);

    if (projectionCursor == null) {
        return;//from  ww w .  j av a2 s. c om
    }

    while (projectionCursor.moveToNext()) {
        String genre_id = projectionCursor.getString(0);
        String genre_name = projectionCursor.getString(1);

        uri = MediaStore.Audio.Genres.Members.getContentUri("external", Long.parseLong(genre_id));

        Cursor cursor = context.getContentResolver().query(uri, projection, selection, null, null);

        while (cursor.moveToNext()) {
            FireMixtape song = mSongDict.get(cursor.getString(0));
            song.genre = genre_name.toLowerCase();
            setActualGenre(song, genres);

        }
        cursor.close();
    }
    projectionCursor.close();

}

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From source file:com.granita.contacticloudsync.resource.LocalCalendar.java

@SuppressWarnings("Recycle")
public void processDirtyExceptions() throws CalendarStorageException {
    // process deleted exceptions
    Constants.log.info("Processing deleted exceptions");
    try {//from   w w  w  .ja  v a 2 s  . co m
        @Cleanup
        Cursor cursor = provider.query(syncAdapterURI(Events.CONTENT_URI),
                new String[] { Events._ID, Events.ORIGINAL_ID, LocalEvent.COLUMN_SEQUENCE },
                Events.DELETED + "!=0 AND " + Events.ORIGINAL_ID + " IS NOT NULL", null, null);
        while (cursor != null && cursor.moveToNext()) {
            Constants.log.debug("Found deleted exception, removing; then re-schuling original event");
            long id = cursor.getLong(0), // can't be null (by definition)
                    originalID = cursor.getLong(1); // can't be null (by query)
            int sequence = cursor.isNull(2) ? 0 : cursor.getInt(2);

            // get original event's SEQUENCE
            @Cleanup
            Cursor cursor2 = provider.query(
                    syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, originalID)),
                    new String[] { LocalEvent.COLUMN_SEQUENCE }, null, null, null);
            int originalSequence = cursor.isNull(0) ? 0 : cursor.getInt(0);

            BatchOperation batch = new BatchOperation(provider);
            // re-schedule original event and set it to DIRTY
            batch.enqueue(ContentProviderOperation
                    .newUpdate(syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, originalID)))
                    .withValue(LocalEvent.COLUMN_SEQUENCE, originalSequence)
                    .withValue(Events.DIRTY, DIRTY_INCREASE_SEQUENCE).build());
            // remove exception
            batch.enqueue(ContentProviderOperation
                    .newDelete(syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, id))).build());
            batch.commit();
        }
    } catch (RemoteException e) {
        throw new CalendarStorageException("Couldn't process locally modified exception", e);
    }

    // process dirty exceptions
    Constants.log.info("Processing dirty exceptions");
    try {
        @Cleanup
        Cursor cursor = provider.query(syncAdapterURI(Events.CONTENT_URI),
                new String[] { Events._ID, Events.ORIGINAL_ID, LocalEvent.COLUMN_SEQUENCE },
                Events.DIRTY + "!=0 AND " + Events.ORIGINAL_ID + " IS NOT NULL", null, null);
        while (cursor != null && cursor.moveToNext()) {
            Constants.log.debug("Found dirty exception, increasing SEQUENCE to re-schedule");
            long id = cursor.getLong(0), // can't be null (by definition)
                    originalID = cursor.getLong(1); // can't be null (by query)
            int sequence = cursor.isNull(2) ? 0 : cursor.getInt(2);

            BatchOperation batch = new BatchOperation(provider);
            // original event to DIRTY
            batch.enqueue(ContentProviderOperation
                    .newUpdate(syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, originalID)))
                    .withValue(Events.DIRTY, DIRTY_DONT_INCREASE_SEQUENCE).build());
            // increase SEQUENCE and set DIRTY to 0
            batch.enqueue(ContentProviderOperation
                    .newUpdate(syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, id)))
                    .withValue(LocalEvent.COLUMN_SEQUENCE, sequence + 1).withValue(Events.DIRTY, 0).build());
            batch.commit();
        }
    } catch (RemoteException e) {
        throw new CalendarStorageException("Couldn't process locally modified exception", e);
    }
}

---

From source file:com.github.gw2app.events.Gw2ApiEvents.java

private HashMap<Integer, String> _getMapNamesFromDB() {
    Log.d("Gw2", "Fetching map names from DB.");
    SQLiteDatabase db = this.dbhelper.getReadableDatabase();
    Cursor cursor = db.query(Gw2DB.MAP_NAMES_TABLE, null, null, null, null, null, null);
    cursor.moveToFirst();//from w  w w .  j a  v  a2 s  . co m
    HashMap<Integer, String> mapNames = new HashMap<Integer, String>();

    while (!cursor.isLast()) {
        Integer id = cursor.getInt(0);
        String name = cursor.getString(1);
        mapNames.put(id, name);
        cursor.moveToNext();
    }
    cursor.close();
    return mapNames;
}

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From source file:com.android.providers.contacts.ContactsSyncAdapter.java

static private void addContactMethodsToContactEntry(ContentResolver cr, long personId, ContactEntry entry)
        throws ParseException {
    Cursor c = cr.query(ContactMethods.CONTENT_URI, null, "person=" + personId, null, null);
    int kindIndex = c.getColumnIndexOrThrow(ContactMethods.KIND);
    int dataIndex = c.getColumnIndexOrThrow(ContactMethods.DATA);
    int auxDataIndex = c.getColumnIndexOrThrow(ContactMethods.AUX_DATA);
    try {//from w ww . j a v  a 2s.  co  m
        while (c.moveToNext()) {
            int kind = c.getInt(kindIndex);
            switch (kind) {
            case Contacts.KIND_IM: {
                ImAddress address = new ImAddress();
                cursorToContactsElement(address, c, PROVIDER_TYPE_TO_ENTRY_IM);
                address.setAddress(c.getString(dataIndex));
                Object object = ContactMethods.decodeImProtocol(c.getString(auxDataIndex));
                if (object == null) {
                    address.setProtocolPredefined(ImAddress.PROTOCOL_NONE);
                } else if (object instanceof Integer) {
                    address.setProtocolPredefined(PROVIDER_IM_PROTOCOL_TO_ENTRY_PROTOCOL.get((Integer) object));
                } else {
                    if (!(object instanceof String)) {
                        throw new IllegalArgumentException("expected an String, " + object);
                    }
                    address.setProtocolPredefined(ImAddress.PROTOCOL_CUSTOM);
                    address.setProtocolCustom((String) object);
                }
                entry.addImAddress(address);
                break;
            }
            case Contacts.KIND_POSTAL: {
                PostalAddress address = new PostalAddress();
                cursorToContactsElement(address, c, PROVIDER_TYPE_TO_ENTRY_POSTAL);
                address.setValue(c.getString(dataIndex));
                entry.addPostalAddress(address);
                break;
            }
            case Contacts.KIND_EMAIL: {
                EmailAddress address = new EmailAddress();
                cursorToContactsElement(address, c, PROVIDER_TYPE_TO_ENTRY_EMAIL);
                address.setAddress(c.getString(dataIndex));
                entry.addEmailAddress(address);
                break;
            }
            }
        }
    } finally {
        if (c != null)
            c.close();
    }
}

---

From source file:com.github.gw2app.events.Gw2ApiEvents.java

private HashMap<Integer, String> _getWorldNamesFromDB() {
    Log.d("Gw2", "Fetching world names from DB.");
    SQLiteDatabase db = this.dbhelper.getReadableDatabase();
    Cursor cursor = db.query(Gw2DB.WORLD_NAMES_TABLE, null, null, null, null, null, null);
    cursor.moveToFirst();/*  w w w.  j av  a  2 s.  c  om*/
    HashMap<Integer, String> worldNames = new HashMap<Integer, String>();
    while (!cursor.isLast()) {
        Integer id = cursor.getInt(0);
        String name = cursor.getString(1);
        worldNames.put(id, name);
        cursor.moveToNext();
    }
    cursor.close();
    return worldNames;
}

---

From source file:com.android.email.provider.EmailMessageCursor.java

public EmailMessageCursor(final Context c, final Cursor cursor, final String htmlColumn,
        final String textColumn) {
    super(cursor);
    mHtmlColumnIndex = cursor.getColumnIndex(htmlColumn);
    mTextColumnIndex = cursor.getColumnIndex(textColumn);
    final int cursorSize = cursor.getCount();
    mHtmlParts = new SparseArray<String>(cursorSize);
    mTextParts = new SparseArray<String>(cursorSize);

    final ContentResolver cr = c.getContentResolver();

    while (cursor.moveToNext()) {
        final int position = cursor.getPosition();
        final long messageId = cursor.getLong(cursor.getColumnIndex(BaseColumns._ID));
        try {/*w  w w . j  a va2 s .c om*/
            if (mHtmlColumnIndex != -1) {
                final Uri htmlUri = Body.getBodyHtmlUriForMessageWithId(messageId);
                final InputStream in = cr.openInputStream(htmlUri);
                final String underlyingHtmlString;
                try {
                    underlyingHtmlString = IOUtils.toString(in);
                } finally {
                    in.close();
                }
                final String sanitizedHtml = HtmlSanitizer.sanitizeHtml(underlyingHtmlString);
                mHtmlParts.put(position, sanitizedHtml);
            }
        } catch (final IOException e) {
            LogUtils.v(LogUtils.TAG, e, "Did not find html body for message %d", messageId);
        }
        try {
            if (mTextColumnIndex != -1) {
                final Uri textUri = Body.getBodyTextUriForMessageWithId(messageId);
                final InputStream in = cr.openInputStream(textUri);
                final String underlyingTextString;
                try {
                    underlyingTextString = IOUtils.toString(in);
                } finally {
                    in.close();
                }
                mTextParts.put(position, underlyingTextString);
            }
        } catch (final IOException e) {
            LogUtils.v(LogUtils.TAG, e, "Did not find text body for message %d", messageId);
        }
    }
    cursor.moveToPosition(-1);
}

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From source file:curso.android.DAO.RespostaDAO.java

public static List<Resposta> getRespostaPergunta(Pergunta p) {
    Cursor cursor = null;
    try {/*from  w ww .j  a v a  2 s .com*/
        List<Resposta> questions = new ArrayList<Resposta>();

        cursor = Const.db.rawQuery("SELECT * FROM resposta WHERE ask_id = " + p.getAsk_id(), null);

        if (cursor.getCount() > 0) {
            int idIndex = cursor.getColumnIndex("asw_id");
            int askIndex = cursor.getColumnIndex("ask_id");
            int userIndex = cursor.getColumnIndex("user_id");
            int respostaIndex = cursor.getColumnIndex("asw_resposta");
            int nameIndex = cursor.getColumnIndex("user_name");
            cursor.moveToFirst();
            do {
                Long id = Long.valueOf(cursor.getInt(idIndex));
                Long ask = Long.valueOf(cursor.getString(askIndex));
                Long user = Long.valueOf(cursor.getInt(userIndex));
                String resposta = cursor.getString(respostaIndex);
                String user_name = cursor.getString(nameIndex);

                Resposta answer = new Resposta();
                answer.setAsw_id(id);
                answer.setAsk_id(ask);
                answer.setUser_id(user);
                answer.setAsw_resposta(resposta);
                answer.setUser_name(user_name);

                questions.add(answer);

                cursor.moveToNext();
            } while (!cursor.isAfterLast());
        }

        return questions;
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
}

---

From source file:org.noorganization.instalistsynch.controller.synch.impl.UnitSynch.java

@Override
public void indexLocal(int _groupId, Date _lastIndexTime) {
    String lastIndexTime = ISO8601Utils.format(_lastIndexTime, false, TimeZone.getTimeZone("GMT+0000"));
    Cursor changeLog = mLocalLogController.getLogsSince(lastIndexTime, eModelType.UNIT);

    while (changeLog.moveToNext()) {
        int actionId = changeLog.getInt(changeLog.getColumnIndex(LogInfo.COLUMN.ACTION));
        eActionType actionType = eActionType.getTypeById(actionId);

        String uuid = changeLog.getString(changeLog.getColumnIndex(LogInfo.COLUMN.ITEM_UUID));
        if (uuid.contentEquals("-"))
            continue;

        List<ModelMapping> existingMappings = mMappingController.get(
                ModelMapping.COLUMN.CLIENT_SIDE_UUID + " = ? AND " + ModelMapping.COLUMN.GROUP_ID + " = ?",
                new String[] { uuid, String.valueOf(_groupId) });
        ModelMapping existingMapping = (existingMappings.size() == 0 ? null : existingMappings.get(0));

        if (actionType == null) {
            Log.w(TAG, "Changelog contains entry without action.");
            continue;
        }//from  w ww.  java2s .c o  m

        switch (actionType) {
        case INSERT: {
            if (existingMapping == null) {
                ModelMapping newMapping = new ModelMapping(null, _groupId, null, uuid,
                        new Date(Constants.INITIAL_DATE), new Date(), false);
                mMappingController.insert(newMapping);
            }
            break;
        }
        case UPDATE: {
            if (existingMapping == null) {
                Log.e(TAG, "Changelog contains update, but mapping does not exist. " + "Ignoring.");
                continue;
            }
            try {
                Date clientDate = ISO8601Utils.parse(
                        changeLog.getString(changeLog.getColumnIndex(LogInfo.COLUMN.ACTION_DATE)),
                        new ParsePosition(0));
                existingMapping.setLastClientChange(clientDate);
                mMappingController.update(existingMapping);
            } catch (ParseException e) {
                Log.e(TAG, "Change log contains invalid date: " + e.getMessage());
                continue;
            }
            break;
        }
        case DELETE: {
            if (existingMapping == null) {
                Log.e(TAG, "Changelog contains deletion, but mapping does not exist. " + "Ignoring.");
                continue;
            }
            try {
                Date clientDate = ISO8601Utils.parse(
                        changeLog.getString(changeLog.getColumnIndex(LogInfo.COLUMN.ACTION_DATE)),
                        new ParsePosition(0));
                existingMapping.setLastClientChange(clientDate);
                existingMapping.setDeleted(true);
                mMappingController.update(existingMapping);
            } catch (ParseException e) {
                Log.e(TAG, "Change log contains invalid date: " + e.getMessage());
                continue;
            }
            break;
        }
        }
    }
    changeLog.close();
}

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