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.popcorntime.apps.remote.utils.Utils.java

public static String getRealPathFromUri(Context context, Uri contentUri) {
    Log.i("uri", contentUri.toString());
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
        Cursor cursor = null;
        try {/*from  w w w  .  j  a va 2  s.com*/

            String[] proj = { MediaStore.Images.Media.DATA };
            cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            return cursor.getString(column_index);
        } finally {
            if (cursor != null) {
                cursor.close();
            }
        }
    } else {
        Uri uri = contentUri;
        // DocumentProvider
        if (DocumentsContract.isDocumentUri(context, uri)) {
            // ExternalStorageProvider
            if (isExternalStorageDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                if ("primary".equalsIgnoreCase(type)) {
                    return Environment.getExternalStorageDirectory() + "/" + split[1];
                }

                // TODO handle non-primary volumes
            }
            // DownloadsProvider
            else if (isDownloadsDocument(uri)) {

                final String id = DocumentsContract.getDocumentId(uri);
                final Uri contentUri2 = ContentUris
                        .withAppendedId(Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));

                return getDataColumn(context, contentUri2, null, null);
            }
            // MediaProvider
            else if (isMediaDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                Uri contentUri2 = null;
                if ("image".equals(type)) {
                    contentUri2 = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
                } else if ("video".equals(type)) {
                    //contentUri2 = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
                } else if ("audio".equals(type)) {
                    //contentUri2 = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
                }

                final String selection = "_id=?";
                final String[] selectionArgs = new String[] { split[1] };

                return getDataColumn(context, contentUri2, selection, selectionArgs);
            }
        }
        // MediaStore (and general)
        else if ("content".equalsIgnoreCase(uri.getScheme())) {
            return getDataColumn(context, uri, null, null);
        }
        // File
        else if ("file".equalsIgnoreCase(uri.getScheme())) {
            return uri.getPath();
        }

        return null;
    }
}

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From source file:com.amytech.android.library.views.imagechooser.threads.MediaProcessorThread.java

public static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {

    Cursor cursor = null;
    final String column = "_data";
    final String[] projection = { column };

    try {/*from w  ww.j a va 2 s  .c om*/
        cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
        if (cursor != null && cursor.moveToFirst()) {
            final int column_index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(column_index);
        }
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}

---

From source file:com.nononsenseapps.notepad.sync.googleapi.GoogleTaskSync.java

static TaskList loadRemoteListFromDB(final Context context, final GoogleTaskList remoteList) {
    if (remoteList.dbid == null || remoteList.dbid < 1)
        return null;

    final Cursor c = context.getContentResolver().query(TaskList.getUri(remoteList.dbid),
            TaskList.Columns.FIELDS, null, null, null);
    TaskList tl = null;/*from w  w  w.  j a  v  a 2  s  .c o  m*/
    try {
        if (c.moveToFirst()) {
            tl = new TaskList(c);
        }
    } finally {
        if (c != null)
            c.close();
    }

    return tl;
}

---

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

public static String getStringField(Uri uri, String columnName) {
    String result = null;//from   w  w  w  .  j a  va  2 s  .  c o m
    final String[] projection = new String[] { columnName };
    final Cursor c = sResolver.query(uri, projection, null, null, null);
    try {
        if (c.moveToFirst()) {
            result = c.getString(c.getColumnIndex(columnName));
        }
    } finally {
        c.close();
    }
    return result;
}

---

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

/**
 * Get a HttpClient object which is setting correctly .
 * /*from   ww w  .j  a  v a 2s  .  c  o m*/
 * @param context
 *            : context of activity
 * @return HttpClient: HttpClient object
 */
public static HttpClient getHttpClient(Context context) {
    BasicHttpParams httpParameters = new BasicHttpParams();
    // Set the default socket timeout (SO_TIMEOUT) // in
    // milliseconds which is the timeout for waiting for data.
    HttpConnectionParams.setConnectionTimeout(httpParameters, Utility.SET_CONNECTION_TIMEOUT);
    HttpConnectionParams.setSoTimeout(httpParameters, Utility.SET_SOCKET_TIMEOUT);
    HttpClient client = new DefaultHttpClient(httpParameters);
    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;
}

---

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

public static List<Resposta> getRespostaPergunta(Pergunta p) {
    Cursor cursor = null;
    try {//from  w ww .  jav a2  s  .c o m
        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:com.dongfang.dicos.sina.UtilSina.java

public static HttpClient getNewHttpClient(Context context) {
    try {/*ww w.  j  a v  a2  s  . c om*/
        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();

        HttpConnectionParams.setConnectionTimeout(params, 10000);
        HttpConnectionParams.setSoTimeout(params, 10000);

        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, UtilSina.SET_CONNECTION_TIMEOUT);
        HttpConnectionParams.setSoTimeout(params, UtilSina.SET_SOCKET_TIMEOUT);
        HttpClient client = new DefaultHttpClient(ccm, params);
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        if (!wifiManager.isWifiEnabled()) {
            // ??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();
    }
}

---

From source file:ro.weednet.contactssync.platform.ContactManager.java

private static long lookupRawContact(ContentResolver resolver, Account account, String serverContactId) {
    long rawContactId = 0;
    final Cursor c = resolver.query(UserIdQuery.CONTENT_URI, UserIdQuery.PROJECTION, UserIdQuery.SELECTION,
            new String[] { account.name, account.type, serverContactId }, null);
    try {//from w  w  w .  java2s .c  o m
        if ((c != null) && c.moveToFirst()) {
            rawContactId = c.getLong(UserIdQuery.COLUMN_RAW_CONTACT_ID);
        }
    } finally {
        if (c != null) {
            c.close();
        }
    }
    return rawContactId;
}

---

From source file:com.nononsenseapps.notepad.sync.googleapi.GoogleTaskSync.java

static Task loadRemoteTaskFromDB(final Context context, final GoogleTask remoteTask) {
    final Cursor c = context.getContentResolver().query(Task.URI, Task.Columns.FIELDS,
            remoteTask.getTaskWithRemoteClause(), remoteTask.getTaskWithRemoteArgs(), null);
    Task t = null;//www .  j  a v a 2s .  c  om
    try {
        if (c.moveToFirst()) {
            t = new Task(c);
        }
    } finally {
        if (c != null)
            c.close();
    }

    return t;
}

---

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

public static Set<Integer> getRootNodeIds() {
    Set<Integer> ids = new TreeSet<Integer>();
    final String[] projection = new String[] { Nodes._ID };
    final String selection = Nodes.NODE_PARENT_PATH + " IS NULL";
    final Cursor c = sResolver.query(Nodes.CONTENT_URI, projection, selection, null, null);
    try {//w ww  . j a va 2s  .  c om
        if (c.moveToFirst()) {
            int id;
            do {
                id = c.getInt(c.getColumnIndex(Nodes._ID));
                ids.add(id);
            } while (c.moveToNext());
        }
    } finally {
        c.close();
    }
    return ids;
}

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