Example usage for android.database Cursor moveToFirst

Introduction

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

Prototype

boolean moveToFirst();

Source Link

Document

Move the cursor to the first row.

Usage

From source file:com.ubuntuone.android.files.provider.MetaUtilities.java

public static Set<String> getUserNodePaths() {
    Set<String> userNodePaths = new TreeSet<String>();
    final String[] projection = new String[] { Nodes._ID, Nodes.NODE_RESOURCE_PATH };
    final String selection = Nodes.NODE_PARENT_PATH + " IS NULL";
    final Cursor c = sResolver.query(Nodes.CONTENT_URI, projection, selection, null, null);
    try {// w  w w. j  av  a2 s .co m
        if (c.moveToFirst()) {
            String resourcePath;
            do {
                resourcePath = c.getString(c.getColumnIndex(Nodes.NODE_RESOURCE_PATH));
                userNodePaths.add(resourcePath);
            } while (c.moveToNext());
        }
    } finally {
        c.close();
    }
    return userNodePaths;
}

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From source file:eu.nubomedia.nubomedia_kurento_health_communicator_android.kc_and_communicator.util.FileUtils.java

public static String getRealPathFromURI(Uri contentUri, Context ctx) {
    String[] proj = { MediaStore.Video.Media.DATA };
    Cursor cursor = ((Activity) ctx).managedQuery(contentUri, proj, null, null, null);
    if (cursor != null) {
        int columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DATA);
        cursor.moveToFirst();
        String ret = cursor.getString(columnIndex);

        return ret;
    } else {//from ww  w.ja v a  2  s.  c  o  m
        return contentUri.getPath();
    }
}

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From source file:com.zzl.zl_app.cache.Utility.java

public static HttpClient getNewHttpClient(Context context) {
    try {//from w ww  .j av  a  2  s . c o  m
        KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
        trustStore.load(null, null);

        SSLSocketFactory sf = new MySSLSocketFactory(trustStore);
        sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);

        HttpParams params = new BasicHttpParams();

        HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
        HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);

        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        registry.register(new Scheme("https", sf, 443));

        ClientConnectionManager ccm = new ThreadSafeClientConnManager(params, registry);
        // Set the default socket timeout (SO_TIMEOUT) // in
        // milliseconds which is the timeout for waiting for data.
        HttpConnectionParams.setConnectionTimeout(params, Utility.SET_CONNECTION_TIMEOUT);
        HttpConnectionParams.setSoTimeout(params, Utility.SET_SOCKET_TIMEOUT);
        HttpClient client = new DefaultHttpClient(ccm, params);

        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        WifiInfo info = wifiManager.getConnectionInfo();
        if (!wifiManager.isWifiEnabled() || -1 == info.getNetworkId()) {
            // ??APN?
            Uri uri = Uri.parse("content://telephony/carriers/preferapn");
            Cursor mCursor = context.getContentResolver().query(uri, null, null, null, null);
            if (mCursor != null && mCursor.moveToFirst()) {
                // ???
                String proxyStr = mCursor.getString(mCursor.getColumnIndex("proxy"));
                if (proxyStr != null && proxyStr.trim().length() > 0) {
                    HttpHost proxy = new HttpHost(proxyStr, 80);
                    client.getParams().setParameter(ConnRouteParams.DEFAULT_PROXY, proxy);
                }
                mCursor.close();
            }
        }
        return client;
    } catch (Exception e) {
        return new DefaultHttpClient();
    }
}

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From source file:com.ubuntuone.android.files.provider.MetaUtilities.java

public static String getStringField(String resourcePath, String columnName) {
    String result = null;// w ww. jav a 2 s .c  o m
    final String[] projection = new String[] { columnName };
    final String[] selectionArgs = new String[] { resourcePath };
    final Cursor c = sResolver.query(Nodes.CONTENT_URI, projection, sSelection, selectionArgs, null);
    try {
        if (c.moveToFirst()) {
            result = c.getString(c.getColumnIndex(columnName));
        }
    } finally {
        c.close();
    }
    return result;
}

---

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

public static List<Pergunta> readAll() {
    Cursor cursor = null;
    try {//from  w ww .  j a v  a 2 s .c om
        List<Pergunta> all = new ArrayList<Pergunta>();

        cursor = Const.db.rawQuery("SELECT * FROM pergunta WHERE user_id <> " + Const.config.idUser, null);

        if (cursor.getCount() > 0) {
            int idIndex = cursor.getColumnIndex("ask_id");
            int userIndex = cursor.getColumnIndex("user_id");
            int perguntaIndex = cursor.getColumnIndex("ask_pergunta");
            int nomeIndex = cursor.getColumnIndex("user_name");
            int statusIndex = cursor.getColumnIndex("status");
            cursor.moveToFirst();
            do {
                Long id = Long.valueOf(cursor.getInt(idIndex));
                Long user = Long.valueOf(cursor.getString(userIndex));
                String pergunta = cursor.getString(perguntaIndex);
                String user_name = cursor.getString(nomeIndex);
                String status = cursor.getString(statusIndex);

                Pergunta ask = new Pergunta();
                ask.setAsk_id(id);
                ask.setUser_id(user);
                ask.setAsk_pergunta(pergunta);
                ask.setUser_name(user_name);
                ask.setStatus(Integer.valueOf(status) == 1);

                all.add(ask);

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

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

---

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

public static List<Pergunta> getPerguntasUsuario() {
    Cursor cursor = null;
    try {//from  w ww  .ja va  2s.c o m
        List<Pergunta> questions = new ArrayList<Pergunta>();

        cursor = Const.db.rawQuery("SELECT * FROM pergunta WHERE user_id =" + Const.config.idUser, null);

        if (cursor.getCount() > 0) {
            int idIndex = cursor.getColumnIndex("ask_id");
            int userIndex = cursor.getColumnIndex("user_id");
            int perguntaIndex = cursor.getColumnIndex("ask_pergunta");
            int nameIndex = cursor.getColumnIndex("user_name");
            int statusIndex = cursor.getColumnIndex("status");

            cursor.moveToFirst();
            do {
                Long id = Long.valueOf(cursor.getInt(idIndex));
                Long user = Long.valueOf(cursor.getString(userIndex));
                String pergunta = cursor.getString(perguntaIndex);
                String user_name = cursor.getString(nameIndex);
                String status = cursor.getString(statusIndex);

                Pergunta ask = new Pergunta();
                ask.setAsk_id(id);
                ask.setUser_id(user);
                ask.setAsk_pergunta(pergunta);
                ask.setUser_name(user_name);
                ask.setStatus(Integer.valueOf(status) == 1);

                questions.add(ask);

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

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

---

From source file:Main.java

/**
 * Try to get the exif orientation of the passed image uri
 * //ww w.j av a  2s . co m
 * @param context
 * @param uri
 * @return
 */
public static int getExifOrientation(Context context, Uri uri) {

    final String scheme = uri.getScheme();

    ContentProviderClient provider = null;
    if (scheme == null || ContentResolver.SCHEME_FILE.equals(scheme)) {
        return getExifOrientation(uri.getPath());
    } else if (scheme.equals(ContentResolver.SCHEME_CONTENT)) {
        try {
            provider = context.getContentResolver().acquireContentProviderClient(uri);
        } catch (SecurityException e) {
            return 0;
        }

        if (provider != null) {
            Cursor result;
            try {
                result = provider.query(uri,
                        new String[] { Images.ImageColumns.ORIENTATION, Images.ImageColumns.DATA }, null, null,
                        null);
            } catch (Exception e) {
                e.printStackTrace();
                return 0;
            }

            if (result == null) {
                return 0;
            }

            int orientationColumnIndex = result.getColumnIndex(Images.ImageColumns.ORIENTATION);
            int dataColumnIndex = result.getColumnIndex(Images.ImageColumns.DATA);

            try {
                if (result.getCount() > 0) {
                    result.moveToFirst();

                    int rotation = 0;

                    if (orientationColumnIndex > -1) {
                        rotation = result.getInt(orientationColumnIndex);
                    }

                    if (dataColumnIndex > -1) {
                        String path = result.getString(dataColumnIndex);
                        rotation |= getExifOrientation(path);
                    }
                    return rotation;
                }
            } finally {
                result.close();
            }
        }
    }
    return 0;
}

---

From source file:com.ubuntuone.android.files.provider.MetaUtilities.java

public static Set<Integer> getChildrenIds(String resourcePath) {
    Set<Integer> ids = new TreeSet<Integer>();
    final String[] projection = new String[] { Nodes._ID, Nodes.NODE_RESOURCE_STATE };
    final String selection = Nodes.NODE_PARENT_PATH + "=?";
    //+ " AND " + Nodes.NODE_RESOURCE_STATE + " IS NULL"; // FIXME
    final String[] selectionArgs = new String[] { resourcePath };
    final Cursor c = sResolver.query(Nodes.CONTENT_URI, projection, selection, selectionArgs, null);
    try {/*  w  w w  .j  av a2 s  . c o m*/
        if (c.moveToFirst()) {
            int id;
            do {
                id = c.getInt(c.getColumnIndex(Nodes._ID));
                // We check the state, above SQL is failing to filter out
                // nodes which are in non-null state. No idea why.
                String s = c.getString(c.getColumnIndex(Nodes.NODE_RESOURCE_STATE));
                if (s == null) {
                    ids.add(id);
                } else {
                    Log.d("MetaUtilities", "child state != null, ignoring");
                }
            } while (c.moveToNext());
        }
    } finally {
        c.close();
    }
    return ids;
}

---

From source file:Main.java

/**
 * Retourner le nom de calendrier/*  ww w.  j  av a 2s  .  com*/
 * 
 * @param id
 * @return
 */
@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
public static String getCalendarName(ContentResolver contentResolver, String id) {
    String name = null;
    Cursor cursor;
    String[] projection;
    Uri calendarUri;

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
        calendarUri = CalendarContract.Calendars.CONTENT_URI;
        projection = new String[] { CalendarContract.Calendars._ID,
                CalendarContract.Calendars.CALENDAR_DISPLAY_NAME };
    } else if (Integer.parseInt(Build.VERSION.SDK) >= 8) {
        calendarUri = Uri.parse("content://com.android.calendar/calendars");
        projection = new String[] { "_id", "displayname" };
    } else {
        calendarUri = Uri.parse("content://calendar/calendars");
        projection = new String[] { "_id", "displayname" };
    }

    cursor = contentResolver.query(calendarUri, projection, "_id = ?", new String[] { id }, null);

    if (cursor.moveToFirst()) {
        name = cursor.getString(1);
    }

    cursor.close();

    return name;
}

---

From source file:com.ubuntuone.android.files.provider.MetaUtilities.java

public static long getSize(final String resourcePath) {
    final String[] projection = new String[] { Nodes.NODE_SIZE };
    final String selection = Nodes.NODE_RESOURCE_PATH + "=?";
    final String[] selectionArgs = new String[] { resourcePath };
    Cursor c = sResolver.query(Nodes.CONTENT_URI, projection, selection, selectionArgs, null);
    long size = 0L;
    try {//from   ww w.  j a v a2  s.c  om
        if (c.moveToFirst()) {
            size = c.getLong(c.getColumnIndex(Nodes.NODE_SIZE));
        }
    } finally {
        c.close();
    }
    return size;
}

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