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:Main.java

/**
 * This method to get real path from uri.
 * /* ww  w.  java 2s .c  o m*/
 * @param context
 * @param contentURI
 * @return imagepath
 */
public static String getRealPathFromURI(Context context, Uri contentURI) {
    Cursor cursor = context.getContentResolver().query(contentURI, null, null, null, null);
    if (cursor == null) {
        return contentURI.getPath();
    } else {
        cursor.moveToFirst();
        int idx = cursor.getColumnIndex(MediaStore.Images.ImageColumns.DATA);
        return cursor.getString(idx);
    }
}

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From source file:Main.java

public static File getFromMediaUri(ContentResolver resolver, Uri uri) {
    if (uri == null)
        return null;
    if ("file".equals(uri.getScheme())) {
        return new File(uri.getPath());
    } else if ("content".equals(uri.getScheme())) {
        final String[] filePathColumn = { MediaStore.MediaColumns.DATA, MediaStore.MediaColumns.DISPLAY_NAME };
        Cursor cursor = null;
        try {/*from w ww .  j a  v  a 2s  . c  o m*/
            cursor = resolver.query(uri, filePathColumn, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                final int columnIndex = (uri.toString().startsWith("content://com.google.android.gallery3d"))
                        ? cursor.getColumnIndex(MediaStore.MediaColumns.DISPLAY_NAME)
                        : cursor.getColumnIndex(MediaStore.MediaColumns.DATA);
                if (columnIndex != -1) {
                    String filePath = cursor.getString(columnIndex);
                    if (!TextUtils.isEmpty(filePath)) {
                        return new File(filePath);
                    }
                }
            }
        } catch (SecurityException ignored) {
        } finally {
            if (cursor != null)
                cursor.close();
        }
    }
    return null;
}

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From source file:Main.java

/**
 * Gets a contact number and then displays the name of contact in the DP
 *
 * @param context       context of the activity from which it was called.
 * @param contactNumber a string representation of the contact number
 * @return returns the number if no contact exist.
 *///from   www  .j a va2  s . c  o  m
public static String getContactName(Context context, String contactNumber) {
    String displayName = null;
    Uri uri = Uri.withAppendedPath(ContactsContract.PhoneLookup.CONTENT_FILTER_URI, Uri.encode(contactNumber));

    Cursor cur = context.getContentResolver().query(uri,
            new String[] { ContactsContract.PhoneLookup.DISPLAY_NAME }, null, null, null);

    if (cur != null && cur.moveToFirst()) {
        displayName = cur.getString(cur.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME));
    } else {
        displayName = contactNumber;
    }

    if (!cur.isClosed()) {
        cur.close();
    }

    return displayName;
}

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From source file:Main.java

/**
 * method used to lookup the id of a contact photo id
 *
 * @param context//from w  ww  .  j  a  v  a 2  s  . c  om
 *            a context object used to get a content resolver
 * @param phoneNumber
 *            the phone number of the contact
 *
 * @return the id of the contact
 */
public static long lookupPhotoId(Context context, String phoneNumber) {

    long mPhotoId = -1;

    Uri mLookupUri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(phoneNumber));

    String[] mProjection = new String[2];
    mProjection[0] = PhoneLookup._ID;
    mProjection[1] = PhoneLookup.PHOTO_ID;

    Cursor mCursor = context.getContentResolver().query(mLookupUri, mProjection, null, null, null);

    if (mCursor.getCount() > 0) {
        mCursor.moveToFirst();

        mPhotoId = mCursor.getLong(mCursor.getColumnIndex(PhoneLookup._ID));

        mCursor.close();
    }

    return mPhotoId;
}

---

From source file:Main.java

public static void CheckDwnloadStatus(DownloadManager downloadManager, Activity activity, long id) {

    // TODO Auto-generated method stub
    DownloadManager.Query query = new DownloadManager.Query();
    query.setFilterById(id);//w  w w. j ava  2s .  co m
    Cursor cursor = downloadManager.query(query);
    if (cursor.moveToFirst()) {
        int columnIndex = cursor.getColumnIndex(DownloadManager.COLUMN_STATUS);
        int status = cursor.getInt(columnIndex);
        int columnReason = cursor.getColumnIndex(DownloadManager.COLUMN_REASON);
        int reason = cursor.getInt(columnReason);

        switch (status) {
        case DownloadManager.STATUS_FAILED:
            String failedReason = "";
            switch (reason) {
            case DownloadManager.ERROR_CANNOT_RESUME:
                failedReason = "ERROR_CANNOT_RESUME";
                break;
            case DownloadManager.ERROR_DEVICE_NOT_FOUND:
                failedReason = "ERROR_DEVICE_NOT_FOUND";
                break;
            case DownloadManager.ERROR_FILE_ALREADY_EXISTS:
                failedReason = "ERROR_FILE_ALREADY_EXISTS";
                break;
            case DownloadManager.ERROR_FILE_ERROR:
                failedReason = "ERROR_FILE_ERROR";
                break;
            case DownloadManager.ERROR_HTTP_DATA_ERROR:
                failedReason = "ERROR_HTTP_DATA_ERROR";
                break;
            case DownloadManager.ERROR_INSUFFICIENT_SPACE:
                failedReason = "ERROR_INSUFFICIENT_SPACE";
                break;
            case DownloadManager.ERROR_TOO_MANY_REDIRECTS:
                failedReason = "ERROR_TOO_MANY_REDIRECTS";
                break;
            case DownloadManager.ERROR_UNHANDLED_HTTP_CODE:
                failedReason = "ERROR_UNHANDLED_HTTP_CODE";
                break;
            case DownloadManager.ERROR_UNKNOWN:
                failedReason = "ERROR_UNKNOWN";
                break;
            default:
                failedReason = "unknown reason";
                break;
            }

            Toast.makeText(activity, "FAILED: " + failedReason, Toast.LENGTH_LONG).show();
            break;
        case DownloadManager.STATUS_PAUSED:
            String pausedReason = "";

            switch (reason) {
            case DownloadManager.PAUSED_QUEUED_FOR_WIFI:
                pausedReason = "PAUSED_QUEUED_FOR_WIFI";
                break;
            case DownloadManager.PAUSED_UNKNOWN:
                pausedReason = "PAUSED_UNKNOWN";
                break;
            case DownloadManager.PAUSED_WAITING_FOR_NETWORK:
                pausedReason = "PAUSED_WAITING_FOR_NETWORK";
                break;
            case DownloadManager.PAUSED_WAITING_TO_RETRY:
                pausedReason = "PAUSED_WAITING_TO_RETRY";
                break;
            }

            Toast.makeText(activity, "PAUSED: " + pausedReason, Toast.LENGTH_LONG).show();
            break;
        case DownloadManager.STATUS_PENDING:
            Toast.makeText(activity, "PENDING", Toast.LENGTH_LONG).show();
            break;
        case DownloadManager.STATUS_RUNNING:
            Toast.makeText(activity, "RUNNING", Toast.LENGTH_LONG).show();
            break;
        case DownloadManager.STATUS_SUCCESSFUL:

            Toast.makeText(activity, "SUCCESSFUL", Toast.LENGTH_LONG).show();
            break;
        }
    }
}

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From source file:Main.java

public static String getSmsText(Context context, String msgId) {
    String result = null;/*from  w  ww.  jav a 2 s.  co m*/
    try {
        Cursor c = context.getContentResolver().query(Uri.parse("content://sms/inbox"),
                new String[] { "body", }, "_id = ?", new String[] { msgId, }, null);
        if (c.moveToFirst()) {
            result = c.getString(0);
        }
        c.close();
    } catch (Throwable t) {
        LOGE("getSmsText: " + t.getMessage());
        t.printStackTrace();
        result = null;
    }
    return result;
}

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From source file:Main.java

public static String resolveFileName(Uri uri, Activity activity) {
    String filename = null;/*  w  w w .  j  a  va 2 s .c  o  m*/
    String uriString = uri.toString();

    if (uriString.startsWith("content://")) {
        Cursor cursor = null;
        try {
            cursor = activity.getContentResolver().query(uri, null, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                String mimeType = MimeTypeMap.getSingleton()
                        .getExtensionFromMimeType(activity.getContentResolver().getType(uri));
                filename = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));

                if (mimeType != null && !filename.endsWith("." + mimeType)) {
                    filename += "." + mimeType;
                }
            }
        } finally {
            if (cursor != null) {
                cursor.close();
            }
        }
    } else if (uriString.startsWith("file://")) {
        filename = (new File(uriString)).getName();
    }
    return filename;
}

---

From source file:com.codebutler.farebot.key.CardKeys.java

public static CardKeys forTagId(byte[] tagId) throws Exception {
    String tagIdString = Utils.getHexString(tagId);
    FareBotApplication app = FareBotApplication.getInstance();
    Cursor cursor = app.getContentResolver()
            .query(Uri.withAppendedPath(CardKeyProvider.CONTENT_URI, tagIdString), null, null, null, null);
    if (cursor.moveToFirst()) {
        return CardKeys.fromCursor(cursor);
    } else {//  w w w.  j a  v a  2s  . com
        return null;
    }
}

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From source file:Main.java

/**
 * Gets the Uri to a specific audio file
 * @param filePath The path of the file that we are looking up
 * @param contentResolver The content resolver that is used to perform the query
 * @return The Uri of the sound file/* w  w w.j  a va 2s.  com*/
 */
private static Uri getAudioUriFromFilePath(String filePath, ContentResolver contentResolver) {
    long audioId;
    Uri uri = MediaStore.Audio.Media.getContentUri("external");
    String[] projection = { BaseColumns._ID };
    Cursor cursor = contentResolver.query(uri, projection, MediaStore.MediaColumns.DATA + " LIKE ?",
            new String[] { filePath }, null);

    if (cursor != null) {
        cursor.moveToFirst();
        int columnIndex = cursor.getColumnIndex(projection[0]);
        audioId = cursor.getLong(columnIndex);
        cursor.close();
        return Uri.parse(uri.toString() + "/" + audioId);
    }
    return null;
}

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From source file:Main.java

public static Long getOrCreateThreadId(Context context, String phone) {
    try {//  w  ww.j a  v  a 2s  .c o m
        Uri threadIdUri = Uri.parse("content://mms-sms/threadID");
        Uri.Builder builder = threadIdUri.buildUpon();
        String[] recipients = { phone };
        for (String recipient : recipients) {
            builder.appendQueryParameter("recipient", recipient);
        }
        Uri uri = builder.build();
        Long threadId = 0L;
        Cursor cursor = context.getContentResolver().query(uri, new String[] { "_id" }, null, null, null);
        if (cursor != null) {
            try {
                if (cursor.moveToFirst()) {
                    threadId = cursor.getLong(0);
                }
            } finally {
                cursor.close();
            }
            return threadId;
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return -1L;
}

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