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.rp.justcast.video.VideoProvider.java

public static List<MediaInfo> buildMedia() throws JSONException {

    if (null != mediaList) {
        return mediaList;
    }//from   ww  w .  ja  v a2s  .c o m

    String[] columns = { MediaStore.Video.Media._ID, MediaStore.Video.Media.DATA, MediaStore.Video.Media.TITLE,
            MediaStore.Video.Media.DURATION };
    String orderBy = MediaStore.Images.Media.DATE_TAKEN + " desc";
    Cursor videoCursor = null;
    try {
        videoCursor = JustCast.getmAppContext().getContentResolver()
                .query(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, columns, null, null, orderBy);
        videoCursor.moveToFirst();
        long fileId = videoCursor.getLong(videoCursor.getColumnIndex(MediaStore.Video.Media._ID));
        Log.w(TAG, "Building Media");
        Log.w(TAG, "Video Count" + videoCursor.getCount());
        int count = videoCursor.getCount();
        Log.d(TAG, "Count of images" + count);
        mediaList = new ArrayList<MediaInfo>();
        for (int i = 0; i < count; i++) {
            videoCursor.moveToPosition(i);
            int dataColumnIndex = videoCursor.getColumnIndex(MediaStore.Video.Media.DATA);
            int titleIndex = videoCursor.getColumnIndex(MediaStore.Video.Media.TITLE);
            Log.w(TAG, "Video added" + videoCursor.getString(dataColumnIndex));
            String path = videoCursor.getString(dataColumnIndex);
            String title = videoCursor.getString(titleIndex);
            MediaMetadata movieMetadata = new MediaMetadata(MediaMetadata.MEDIA_TYPE_MOVIE);
            movieMetadata.putString("VIDEO_PATH", path);
            movieMetadata.putString(MediaMetadata.KEY_SUBTITLE, title);
            movieMetadata.putString(MediaMetadata.KEY_TITLE, title);
            movieMetadata.putString(MediaMetadata.KEY_STUDIO, title);
            path = JustCast.addJustCastServerParam(path);
            MediaInfo mediaInfo = new MediaInfo.Builder(path).setStreamType(MediaInfo.STREAM_TYPE_BUFFERED)
                    .setContentType(getMediaType()).setMetadata(movieMetadata).build();
            mediaList.add(mediaInfo);
        }
    } finally {
        videoCursor.close();
    }
    return mediaList;
}

---

From source file:Main.java

/**
 * Get the real file path from URI registered in media store 
 * @param contentUri URI registered in media store 
 *//*from  w w w  . j a  va 2  s .  c  om*/
@SuppressWarnings("deprecation")
public static String getRealPathFromURI(Activity activity, Uri contentUri) {

    String releaseNumber = Build.VERSION.RELEASE;

    if (releaseNumber != null) {
        /* ICS, JB Version */
        if (releaseNumber.length() > 0 && releaseNumber.charAt(0) == '4') {
            // URI from Gallery(MediaStore)
            String[] proj = { MediaStore.Images.Media.DATA };
            String strFileName = "";
            CursorLoader cursorLoader = new CursorLoader(activity, contentUri, proj, null, null, null);
            Cursor cursor = cursorLoader.loadInBackground();
            if (cursor != null) {
                int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
                cursor.moveToFirst();
                if (cursor.getCount() > 0)
                    strFileName = cursor.getString(column_index);

                cursor.close();
            }
            // URI from Others(Dropbox, etc.) 
            if (strFileName == null || strFileName.isEmpty()) {
                if (contentUri.getScheme().compareTo("file") == 0)
                    strFileName = contentUri.getPath();
            }
            return strFileName;
        }
        /* GB Version */
        else if (releaseNumber.startsWith("2.3")) {
            // URI from Gallery(MediaStore)
            String[] proj = { MediaStore.Images.Media.DATA };
            String strFileName = "";
            Cursor cursor = activity.managedQuery(contentUri, proj, null, null, null);
            if (cursor != null) {
                int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);

                cursor.moveToFirst();
                if (cursor.getCount() > 0)
                    strFileName = cursor.getString(column_index);

                cursor.close();
            }
            // URI from Others(Dropbox, etc.) 
            if (strFileName == null || strFileName.isEmpty()) {
                if (contentUri.getScheme().compareTo("file") == 0)
                    strFileName = contentUri.getPath();
            }
            return strFileName;
        }
    }

    //---------------------
    // Undefined Version
    //---------------------
    /* GB, ICS Common */
    String[] proj = { MediaStore.Images.Media.DATA };
    String strFileName = "";
    Cursor cursor = activity.managedQuery(contentUri, proj, null, null, null);
    if (cursor != null) {
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);

        // Use the Cursor manager in ICS         
        activity.startManagingCursor(cursor);

        cursor.moveToFirst();
        if (cursor.getCount() > 0)
            strFileName = cursor.getString(column_index);

        //cursor.close(); // If the cursor close use , This application is terminated .(In ICS Version)
        activity.stopManagingCursor(cursor);
    }
    return strFileName;
}

---

From source file:io.trigger.forge.android.modules.contprov.API.java

private static JSONArray extractNotesFromCursor(Cursor c) throws JSONException {
    JSONArray toRet = new JSONArray();

    int[] cIndices = new int[] { c.getColumnIndex(MyContentDescriptor.Categories.Cols.key_2_catname),
            c.getColumnIndex(MyContentDescriptor.Categories.Cols.key_3_catstatus) };

    for (c.moveToFirst(); !c.isAfterLast(); c.moveToNext()) {//Extract note from cursor 
        JSONObject o = new JSONObject();
        o.put("name", c.getString(cIndices[0]));
        o.put("status", c.getString(cIndices[1]));
        //c.getString(cIndices[SERVER_ID]),
        toRet.put(o);//  w w  w  .j  a  v a 2 s .com
    }

    return toRet;
}

---

From source file:Main.java

/**
 * Using code from this link: http://hmkcode.com/android-display-selected-image-and-its-real-path/
 * This method will return the absolute path Android.net.Uri.
 * NOTE!!! THIS DOES NOT SUPPORT API 10 OR BELOW!!! IF YOU NEED TO WORK WITH THAT, CHECK LINK ABOVE
 * @param context Context//from   w w  w  .  j  a  va 2s  . com
 * @param uri Uri to check
 * @return String for the absolute path
 */
public static String getAbsolutePath(Context context, android.net.Uri uri) {
    if (Build.VERSION.SDK_INT >= 19) {
        try {
            String filePath = "";
            String wholeID = DocumentsContract.getDocumentId(uri);

            // Split at colon, use second item in the array
            String id = wholeID.split(":")[1];

            String[] column = { MediaStore.Images.Media.DATA };

            // where id is equal to
            String sel = MediaStore.Images.Media._ID + "=?";

            Cursor cursor = context.getContentResolver().query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
                    column, sel, new String[] { id }, null);

            int columnIndex = cursor.getColumnIndex(column[0]);

            if (cursor.moveToFirst()) {
                filePath = cursor.getString(columnIndex);
            }
            cursor.close();
            return filePath;

        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    } else {
        try {
            String[] proj = { MediaStore.Images.Media.DATA };
            String result = null;

            CursorLoader cursorLoader = new CursorLoader(context, uri, proj, null, null, null);
            Cursor cursor = cursorLoader.loadInBackground();

            if (cursor != null) {
                int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
                cursor.moveToFirst();
                result = cursor.getString(column_index);
            }
            return result;

        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }
}

---

From source file:Main.java

public static String getRealFilePath(final Context context, final Uri uri) {
    if (null == uri)
        return null;
    final String scheme = uri.getScheme();
    String data = null;/* w  w w . java 2 s .c o  m*/
    if (scheme == null)
        data = uri.getPath();
    else if (ContentResolver.SCHEME_FILE.equals(scheme)) {
        data = uri.getPath();
    } else if (ContentResolver.SCHEME_CONTENT.equals(scheme)) {
        Cursor cursor = context.getContentResolver().query(uri,
                new String[] { MediaStore.Images.ImageColumns.DATA }, null, null, null);
        if (null != cursor) {
            if (cursor.moveToFirst()) {
                int index = cursor.getColumnIndex(MediaStore.Images.ImageColumns.DATA);
                if (index > -1) {
                    data = cursor.getString(index);
                }
            }
            cursor.close();
        }
    }
    return data;
}

---

From source file:Main.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  w  w .j a  va2  s.  com
        cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
        if (cursor != null && cursor.moveToFirst()) {
            final int index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(index);
        }
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}

---

From source file:Main.java

protected static String getImagePath(Uri imageUri, Context context) {
    String scheme = imageUri.getScheme();
    if (scheme.equals("file"))
        return imageUri.getPath();
    Cursor cursor = null;
    try {//from  www.  j a v  a 2  s.c  o  m
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = context.getContentResolver().query(imageUri, 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();
    }

}

---

From source file:com.whiuk.philip.opensmime.PathConverter.java

private static FileInformation handleContentScheme(Context context, Uri uri) {
    try {/*from   w ww . j a  v a  2  s .  c  o  m*/
        ContentResolver contentResolver = context.getContentResolver();

        // all fields for one document
        Cursor cursor = contentResolver.query(uri, null, null, null, null, null);
        if (cursor != null && cursor.moveToFirst()) {

            // Note it's called "Display Name".  This is
            // provider-specific, and might not necessarily be the file name.
            String displayName = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
            String mimeType = cursor
                    .getString(cursor.getColumnIndex(DocumentsContract.Document.COLUMN_MIME_TYPE));
            InputStream stream = contentResolver.openInputStream(uri);
            File tmpFile = copyToTempFile(context, stream);
            return new FileInformation(tmpFile, displayName, mimeType);
        }

    } catch (IOException e) {
        Log.e(OpenSMIME.LOG_TAG, "error in PathConverter.handleContentScheme", e);
    }

    return null;
}

---

From source file:de.fau.cs.mad.smile.android.encryption.PathConverter.java

private static FileInformation handleContentScheme(Context context, Uri uri) {
    try {/*from   ww  w.jav  a  2 s .com*/
        ContentResolver contentResolver = context.getContentResolver();

        // all fields for one document
        Cursor cursor = contentResolver.query(uri, null, null, null, null, null);
        if (cursor != null && cursor.moveToFirst()) {

            // Note it's called "Display Name".  This is
            // provider-specific, and might not necessarily be the file name.
            String displayName = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
            String mimeType = cursor
                    .getString(cursor.getColumnIndex(DocumentsContract.Document.COLUMN_MIME_TYPE));
            InputStream stream = contentResolver.openInputStream(uri);
            File tmpFile = copyToTempFile(context, stream);
            return new FileInformation(tmpFile, displayName, mimeType);
        }

    } catch (IOException e) {
        Log.e(SMileCrypto.LOG_TAG, "error in PathConverter.handleContentScheme", e);
    }

    return null;
}

---

From source file:Main.java

private static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
    Cursor cursor = null;
    final String column = MediaStore.Images.Media.DATA;
    final String[] projection = { column };
    try {/*w  w w.  ja  v  a2s . com*/
        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;
}

---

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