Example usage for android.content ContentResolver query

Introduction

In this page you can find the example usage for android.content ContentResolver query.

Prototype

public final @Nullable Cursor query(@RequiresPermission.Read @NonNull Uri uri, @Nullable String[] projection,
        @Nullable String selection, @Nullable String[] selectionArgs, @Nullable String sortOrder)

Source Link

Document

Query the given URI, returning a Cursor over the result set.

Usage

From source file:Main.java

public static int getMaxSize(ContentResolver resolver) {
    // Note that this URI is safe to call on the UI thread.
    try (Cursor c = resolver.query(DisplayPhoto.CONTENT_MAX_DIMENSIONS_URI,
            new String[] { DisplayPhoto.DISPLAY_MAX_DIM }, null, null, null)) {
        c.moveToFirst();/*from  w  w  w  .jav a  2 s. c  o  m*/
        return c.getInt(0);
    }
}

From source file:com.appsimobile.appsii.module.HotspotLoader.java

public static CircularArray<HotspotItem> loadHotspots(Context c) {
    ContentResolver r = c.getContentResolver();
    Cursor cursor = r.query(HomeContract.Hotspots.CONTENT_URI, HotspotQuery.PROJECTION, null, null, null);
    if (cursor != null) {
        CircularArray<HotspotItem> result = new CircularArray<>(cursor.getCount());

        try {//  w  w  w .  ja va2 s.  co m
            while (cursor.moveToNext()) {
                long id = cursor.getLong(HotspotQuery.ID);
                float height = cursor.getFloat(HotspotQuery.HEIGHT);
                float ypos = cursor.getFloat(HotspotQuery.Y_POSITION);
                boolean left = cursor.getInt(HotspotQuery.LEFT_BORDER) == 1;
                boolean needsConfiguration = cursor.getInt(HotspotQuery.NEEDS_CONFIGURATION) == 1;
                long defaultPageId = cursor.isNull(HotspotQuery._DEFAULT_PAGE) ? -1L
                        : cursor.getLong(HotspotQuery._DEFAULT_PAGE);

                String name = cursor.getString(HotspotQuery.NAME);

                HotspotItem conf = new HotspotItem();
                conf.init(id, name, height, ypos, left, needsConfiguration, defaultPageId);

                result.addLast(conf);
            }
        } finally {
            cursor.close();
        }
        return result;
    }
    return CollectionUtils.emptyArray();
}

From source file:Main.java

public static String checkNull(Context context, int lastImageId, File fileCapture) {
    final String[] imageColumns = { Images.Media._ID, Images.Media.DATA };
    final String imageOrderBy = Images.Media._ID + " DESC";
    final String imageWhere = Images.Media._ID + ">?";
    final String[] imageArguments = { Integer.toString(lastImageId) };

    ContentResolver contentResolver = context.getContentResolver();
    Cursor cursor = contentResolver.query(Images.Media.EXTERNAL_CONTENT_URI, imageColumns, imageWhere,
            imageArguments, imageOrderBy);
    if (cursor == null)
        return null;

    String newpath = null;/* w  ww .ja  v a  2 s .c o m*/
    if (cursor.getCount() >= 2) {
        for (cursor.moveToFirst(); !cursor.isAfterLast(); cursor.moveToNext()) {
            int id = cursor.getInt(cursor.getColumnIndex(Images.Media._ID));
            String data = cursor.getString(cursor.getColumnIndex(Images.Media.DATA));
            if (data.equals(fileCapture.getPath())) {
                int rows = contentResolver.delete(Images.Media.EXTERNAL_CONTENT_URI, Images.Media._ID + "=?",
                        new String[] { Long.toString(id) });
                boolean ok = fileCapture.delete();

            } else {
                newpath = data;
            }
        }
    } else {
        newpath = fileCapture.getPath();
        Log.e("MediaUtils", "Not found duplicate.");
    }

    cursor.close();
    return newpath;
}

From source file:net.niyonkuru.koodroid.html.SubscribersHandler.java

private static boolean subscriberExists(Uri uri, ContentResolver resolver) {
    Cursor cursor = resolver.query(uri, null, null, null, null);
    try {/* ww  w. j av  a 2s . com*/
        return cursor.moveToFirst();
    } finally {
        cursor.close();
    }
}

From source file:Main.java

/**
 * Get the file path from a Media storage URI.
 *///from   w  w  w .j av  a  2s  . c om
public static String getPathFromURI(ContentResolver contentResolver, Uri contentUri) {
    String[] proj = { MediaStore.Images.Media.DATA };
    Cursor cursor = contentResolver.query(contentUri, proj, null, null, null);
    if (cursor == null) {
        return null;
    }
    try {
        int columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        if (!cursor.moveToFirst()) {
            return null;
        } else {
            return cursor.getString(columnIndex);
        }
    } finally {
        cursor.close();
    }
}

From source file:Main.java

public static String getRealPathFromURI(Uri contentUri, ContentResolver content_resolver) {
    Cursor cursor = null;//from  w w  w  .  j  a v  a  2s. com
    try {
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = content_resolver.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();
        }
    }
}

From source file:fr.mixit.android.io.JSONHandler.java

protected static boolean isRowExisting(Uri uri, String[] projection, ContentResolver resolver) {
    final Cursor cursor = resolver.query(uri, projection, null, null, null);
    try {/*from  w ww .jav a 2s. c om*/
        if (!cursor.moveToFirst())
            return false;
    } finally {
        cursor.close();
    }
    return true;
}

From source file:Main.java

/**
 * Converts the content:// scheme to the file path
 * @param contentResolver Provides access to the content model
 * @param contentUri The URI to be converted using content:// scheme
 * @return The converted file path//from w  ww .  ja va2 s  .  c  o  m
 */
public static String getPathFromContentUri(ContentResolver contentResolver, Uri contentUri) {
    String[] projection = { MediaStore.Images.Media.DATA };
    Cursor cursor = contentResolver.query(contentUri, projection, null, null, null);

    if (cursor != null && cursor.moveToFirst()) {
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        String filePath = cursor.getString(column_index);
        cursor.close();
        return filePath;
    } else {
        return null;
    }
}

From source file:Main.java

public static boolean isExistShortcut(Activity context, String authorities) {
    boolean isInstallShortcut = false;
    final ContentResolver cr = context.getContentResolver();

    final Uri CONTENT_URI = Uri.parse("content://" + authorities + "/favorites?notify=true");
    Cursor c = cr.query(CONTENT_URI, new String[] { "iconPackage" }, "iconPackage=?",
            new String[] { context.getApplication().getPackageName() }, null);
    if (c != null) {
        if (c.getCount() > 0) {
            isInstallShortcut = true;// w w  w  . java  2  s  . c  o  m
        }
        c.close();
    }
    return isInstallShortcut;
}

From source file:Main.java

public static Cursor getContactProfile(Context context, String number) {
    if (TextUtils.isEmpty(number)) {
        return null;
    }//from w  w w .  ja  va  2s .  c  o m

    ContentResolver cr = context.getContentResolver();
    Uri uri = Uri.withAppendedPath(ContactsContract.PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number));

    return cr.query(uri, CONTACT_PROJ, null, null, null);
}