Example usage for android.database MergeCursor MergeCursor

Introduction

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

Prototype

public MergeCursor(Cursor[] cursors) 

Source Link

Usage

From source file:org.thoughtcrime.securesms.contacts.ContactAccessor.java

/***
 * If the code below looks shitty to you, that's because it was taken
 * directly from the Android source, where shitty code is all you get.
 *//*from   ww w  . j  a v a  2s .c  o  m*/

public Cursor getCursorForRecipientFilter(CharSequence constraint, ContentResolver mContentResolver) {
    final String SORT_ORDER = Contacts.TIMES_CONTACTED + " DESC," + Contacts.DISPLAY_NAME + "," + Phone.TYPE;

    final String[] PROJECTION_PHONE = { Phone._ID, // 0
            Phone.CONTACT_ID, // 1
            Phone.TYPE, // 2
            Phone.NUMBER, // 3
            Phone.LABEL, // 4
            Phone.DISPLAY_NAME, // 5
    };

    String phone = "";
    String cons = null;

    if (constraint != null) {
        cons = constraint.toString();

        if (RecipientsAdapter.usefulAsDigits(cons)) {
            phone = PhoneNumberUtils.convertKeypadLettersToDigits(cons);
            if (phone.equals(cons) && !PhoneNumberUtils.isWellFormedSmsAddress(phone)) {
                phone = "";
            } else {
                phone = phone.trim();
            }
        }
    }
    Uri uri = Uri.withAppendedPath(Phone.CONTENT_FILTER_URI, Uri.encode(cons));
    String selection = String.format("%s=%s OR %s=%s OR %s=%s", Phone.TYPE, Phone.TYPE_MOBILE, Phone.TYPE,
            Phone.TYPE_WORK_MOBILE, Phone.TYPE, Phone.TYPE_MMS);

    Cursor phoneCursor = mContentResolver.query(uri, PROJECTION_PHONE, null, null, SORT_ORDER);

    if (phone.length() > 0) {
        ArrayList result = new ArrayList();
        result.add(Integer.valueOf(-1)); // ID
        result.add(Long.valueOf(-1)); // CONTACT_ID
        result.add(Integer.valueOf(Phone.TYPE_CUSTOM)); // TYPE
        result.add(phone); // NUMBER

        /*
        * The "\u00A0" keeps Phone.getDisplayLabel() from deciding
        * to display the default label ("Home") next to the transformation
        * of the letters into numbers.
        */
        result.add("\u00A0"); // LABEL
        result.add(cons); // NAME

        ArrayList<ArrayList> wrap = new ArrayList<ArrayList>();
        wrap.add(result);

        ArrayListCursor translated = new ArrayListCursor(PROJECTION_PHONE, wrap);

        return new MergeCursor(new Cursor[] { translated, phoneCursor });
    } else {
        return phoneCursor;
    }
}

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From source file:com.securecomcode.text.contacts.ContactAccessor.java

/***
 * If the code below looks shitty to you, that's because it was taken
 * directly from the Android source, where shitty code is all you get.
 *///from ww w .j  a  v  a  2  s . c  o m

public Cursor getCursorForRecipientFilter(CharSequence constraint, ContentResolver mContentResolver) {
    final String SORT_ORDER = Contacts.TIMES_CONTACTED + " DESC," + Contacts.DISPLAY_NAME + ","
            + Contacts.Data.IS_SUPER_PRIMARY + " DESC," + Phone.TYPE;

    final String[] PROJECTION_PHONE = { Phone._ID, // 0
            Phone.CONTACT_ID, // 1
            Phone.TYPE, // 2
            Phone.NUMBER, // 3
            Phone.LABEL, // 4
            Phone.DISPLAY_NAME, // 5
    };

    String phone = "";
    String cons = null;

    if (constraint != null) {
        cons = constraint.toString();

        if (RecipientsAdapter.usefulAsDigits(cons)) {
            phone = PhoneNumberUtils.convertKeypadLettersToDigits(cons);
            if (phone.equals(cons) && !PhoneNumberUtils.isWellFormedSmsAddress(phone)) {
                phone = "";
            } else {
                phone = phone.trim();
            }
        }
    }
    Uri uri = Uri.withAppendedPath(Phone.CONTENT_FILTER_URI, Uri.encode(cons));
    String selection = String.format("%s=%s OR %s=%s OR %s=%s", Phone.TYPE, Phone.TYPE_MOBILE, Phone.TYPE,
            Phone.TYPE_WORK_MOBILE, Phone.TYPE, Phone.TYPE_MMS);

    Cursor phoneCursor = mContentResolver.query(uri, PROJECTION_PHONE, null, null, SORT_ORDER);

    if (phone.length() > 0) {
        ArrayList result = new ArrayList();
        result.add(Integer.valueOf(-1)); // ID
        result.add(Long.valueOf(-1)); // CONTACT_ID
        result.add(Integer.valueOf(Phone.TYPE_CUSTOM)); // TYPE
        result.add(phone); // NUMBER

        /*
        * The "\u00A0" keeps Phone.getDisplayLabel() from deciding
        * to display the default label ("Home") next to the transformation
        * of the letters into numbers.
        */
        result.add("\u00A0"); // LABEL
        result.add(cons); // NAME

        ArrayList<ArrayList> wrap = new ArrayList<ArrayList>();
        wrap.add(result);

        ArrayListCursor translated = new ArrayListCursor(PROJECTION_PHONE, wrap);

        return new MergeCursor(new Cursor[] { translated, phoneCursor });
    } else {
        return phoneCursor;
    }
}

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From source file:com.android.music.PlaylistBrowserFragment.java

private Cursor mergedCursor(Cursor c) {
    if (c == null) {
        return null;
    }/*from   w w  w  .ja  v a  2 s  .co m*/
    if (c instanceof MergeCursor) {
        // this shouldn't happen, but fail gracefully
        Log.d("PlaylistBrowserActivity", "Already wrapped");
        return c;
    }
    MatrixCursor autoplaylistscursor = new MatrixCursor(mCols);
    if (mCreateShortcut) {
        ArrayList<Object> all = new ArrayList<Object>(2);
        all.add(ALL_SONGS_PLAYLIST);
        all.add(getString(R.string.play_all));
        autoplaylistscursor.addRow(all);
    }
    ArrayList<Object> recent = new ArrayList<Object>(2);
    recent.add(RECENTLY_ADDED_PLAYLIST);
    recent.add(getString(R.string.recentlyadded));
    autoplaylistscursor.addRow(recent);

    // check if there are any podcasts
    Cursor counter = MusicUtils.query(getActivity(), MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
            new String[] { "count(*)" }, "is_podcast=1", null, null);
    if (counter != null) {
        counter.moveToFirst();
        int numpodcasts = counter.getInt(0);
        counter.close();
        if (numpodcasts > 0) {
            ArrayList<Object> podcasts = new ArrayList<Object>(2);
            podcasts.add(PODCASTS_PLAYLIST);
            podcasts.add(getString(R.string.podcasts_listitem));
            autoplaylistscursor.addRow(podcasts);
        }
    }

    Cursor cc = new MergeCursor(new Cursor[] { autoplaylistscursor, c });
    return cc;
}

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From source file:com.concentricsky.android.khanacademy.app.ManageDownloadsActivity.java

private Cursor getDisplayOptionsCursor(SQLiteOpenHelper helper) {
    SQLiteDatabase db = helper.getReadableDatabase();

    String sql = "select distinct topic._id as _id, topic.title as title from topic, topicvideo, video where video.download_status>? and topicvideo.video_id=video.readable_id and topicvideo.topic_id=topic._id group by title";
    String[] selectionArgs = { String.valueOf(Video.DL_STATUS_NOT_STARTED) };
    Cursor mainCursor = db.rawQuery(sql, selectionArgs);

    sql = "select '-1' as _id, 'All Videos' as title";
    Cursor headerCursor = db.rawQuery(sql, null);

    MergeCursor cursor = new MergeCursor(new Cursor[] { headerCursor, mainCursor });
    return cursor;
}

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From source file:com.adityarathi.muo.utils.Common.java

/**
 * Download Manager implementation for pinning songs.
 *///  w  w  w.  ja  v  a2s.c o  m
public void queueSongsToPin(boolean getAllPinnedSongs, boolean pinPlaylist, String selection) {
    //If the current cursor is empty or null, retrieve the cursor using the selection parameter.
    if (mPinnedSongsCursor == null || mPinnedSongsCursor.getCount() <= 0) {

        if (getAllPinnedSongs == true) {
            mPinnedSongsCursor = null;
            mIsFetchingPinnedSongs = true;
            Toast.makeText(mContext, R.string.getting_pinned_songs, Toast.LENGTH_LONG).show();
        } else if (pinPlaylist == true) {
            //Pinning from a playlist, so we'll need to use a db call that utilizes a JOIN.
            mPinnedSongsCursor = mDBAccessHelper.getAllSongsInPlaylistSearchable(selection);
        } else {
            //Check if we're pinning a smart playlist.
            if (selection.equals("TOP_25_PLAYED_SONGS")) {
                mPinnedSongsCursor = mDBAccessHelper.getTop25PlayedTracks(selection);
            } else if (selection.equals("RECENTLY_ADDED")) {
                mPinnedSongsCursor = mDBAccessHelper.getRecentlyAddedSongs(selection);
            } else if (selection.equals("TOP_RATED")) {
                mPinnedSongsCursor = mDBAccessHelper.getTopRatedSongs(selection);
            } else if (selection.equals("RECENTLY_PLAYED")) {
                mPinnedSongsCursor = mDBAccessHelper.getRecentlyPlayedSongs(selection);
            } else {
                //Not playing from a smart playlist. Just use a regular db query that searches songs.
                mPinnedSongsCursor = mDBAccessHelper.getAllSongsSearchable(selection);
            }

        }

        //Intent intent = new Intent(this, PinGMusicSongsService.class);
        //startService(intent);

    } else {
        //mPinnedSongsCursor already has songs queued, so append a new intermCursor;
        Cursor intermCursor = null;
        if (getAllPinnedSongs == true) {
            Toast.makeText(mContext, R.string.wait_until_pinning_complete, Toast.LENGTH_SHORT).show();
            return;
        } else if (pinPlaylist == true) {
            //Pinning from a playlist, so we'll need to use a db call that utilizes a JOIN.
            intermCursor = mDBAccessHelper.getAllSongsInPlaylistSearchable(selection);
        } else {
            //Check if we're pinning a smart playlist.
            if (selection.equals("TOP_25_PLAYED_SONGS")) {
                intermCursor = mDBAccessHelper.getTop25PlayedTracks(selection);
            } else if (selection.equals("RECENTLY_ADDED")) {
                intermCursor = mDBAccessHelper.getRecentlyAddedSongs(selection);
            } else if (selection.equals("TOP_RATED")) {
                intermCursor = mDBAccessHelper.getTopRatedSongs(selection);
            } else if (selection.equals("RECENTLY_PLAYED")) {
                intermCursor = mDBAccessHelper.getRecentlyPlayedSongs(selection);
            } else {
                //Not playing from a smart playlist. Just use a regular db query that searches songs.
                intermCursor = mDBAccessHelper.getAllSongsSearchable(selection);
            }

        }

        Cursor[] cursorArray = { mPinnedSongsCursor, intermCursor };
        MergeCursor mergeCursor = new MergeCursor(cursorArray);
        mPinnedSongsCursor = (Cursor) mergeCursor;

    }

}

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From source file:com.aniruddhc.acemusic.player.Utils.Common.java

/**
 * Download Manager implementation for pinning songs.
 *///ww  w  .  ja  v  a 2  s.  c  o m
public void queueSongsToPin(boolean getAllPinnedSongs, boolean pinPlaylist, String selection) {
    //If the current cursor is empty or null, retrieve the cursor using the selection parameter.
    if (mPinnedSongsCursor == null || mPinnedSongsCursor.getCount() <= 0) {

        if (getAllPinnedSongs == true) {
            mPinnedSongsCursor = null;
            mIsFetchingPinnedSongs = true;
            Toast.makeText(mContext, R.string.getting_pinned_songs, Toast.LENGTH_LONG).show();
        } else if (pinPlaylist == true) {
            //Pinning from a playlist, so we'll need to use a db call that utilizes a JOIN.
            mPinnedSongsCursor = mDBAccessHelper.getAllSongsInPlaylistSearchable(selection);
        } else {
            //Check if we're pinning a smart playlist.
            if (selection.equals("TOP_25_PLAYED_SONGS")) {
                mPinnedSongsCursor = mDBAccessHelper.getTop25PlayedTracks(selection);
            } else if (selection.equals("RECENTLY_ADDED")) {
                mPinnedSongsCursor = mDBAccessHelper.getRecentlyAddedSongs(selection);
            } else if (selection.equals("TOP_RATED")) {
                mPinnedSongsCursor = mDBAccessHelper.getTopRatedSongs(selection);
            } else if (selection.equals("RECENTLY_PLAYED")) {
                mPinnedSongsCursor = mDBAccessHelper.getRecentlyPlayedSongs(selection);
            } else {
                //Not playing from a smart playlist. Just use a regular db query that searches songs.
                mPinnedSongsCursor = mDBAccessHelper.getAllSongsSearchable(selection);
            }

        }

        Intent intent = new Intent(this, PinGMusicSongsService.class);
        startService(intent);

    } else {
        //mPinnedSongsCursor already has songs queued, so append a new intermCursor;
        Cursor intermCursor = null;
        if (getAllPinnedSongs == true) {
            Toast.makeText(mContext, R.string.wait_until_pinning_complete, Toast.LENGTH_SHORT).show();
            return;
        } else if (pinPlaylist == true) {
            //Pinning from a playlist, so we'll need to use a db call that utilizes a JOIN.
            intermCursor = mDBAccessHelper.getAllSongsInPlaylistSearchable(selection);
        } else {
            //Check if we're pinning a smart playlist.
            if (selection.equals("TOP_25_PLAYED_SONGS")) {
                intermCursor = mDBAccessHelper.getTop25PlayedTracks(selection);
            } else if (selection.equals("RECENTLY_ADDED")) {
                intermCursor = mDBAccessHelper.getRecentlyAddedSongs(selection);
            } else if (selection.equals("TOP_RATED")) {
                intermCursor = mDBAccessHelper.getTopRatedSongs(selection);
            } else if (selection.equals("RECENTLY_PLAYED")) {
                intermCursor = mDBAccessHelper.getRecentlyPlayedSongs(selection);
            } else {
                //Not playing from a smart playlist. Just use a regular db query that searches songs.
                intermCursor = mDBAccessHelper.getAllSongsSearchable(selection);
            }

        }

        Cursor[] cursorArray = { mPinnedSongsCursor, intermCursor };
        MergeCursor mergeCursor = new MergeCursor(cursorArray);
        mPinnedSongsCursor = (Cursor) mergeCursor;

    }

}

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From source file:com.android.mtkex.chips.BaseRecipientAdapter.java

private Cursor doQuery(CharSequence constraint, int limit, Long directoryId) {
    final Uri.Builder builder = mQuery.getContentFilterUri().buildUpon().appendPath(constraint.toString())
            .appendQueryParameter(ContactsContract.LIMIT_PARAM_KEY,
                    String.valueOf(limit + ALLOWANCE_FOR_DUPLICATES));
    if (directoryId != null) {
        builder.appendQueryParameter(ContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId));
    }/*w w  w  .  j  a v a  2s.co  m*/
    if (mAccount != null) {
        builder.appendQueryParameter(PRIMARY_ACCOUNT_NAME, mAccount.name);
        builder.appendQueryParameter(PRIMARY_ACCOUNT_TYPE, mAccount.type);
    }
    final long start = System.currentTimeMillis();
    Cursor cursor = mContentResolver.query(/// M: Cursor might be modified later
            builder.build(), mQuery.getProjection(), null, null, Contacts.DISPLAY_NAME);
    final long end = System.currentTimeMillis();
    Log.d(TAG, "[doQuery] 1st query, constraint: " + constraint + ", result count: "
            + (cursor != null ? cursor.getCount() : "null")); /// M: MTK debug log
    if (DEBUG) {
        Log.d(TAG,
                "Time for autocomplete (query: " + constraint + ", directoryId: " + directoryId
                        + ", num_of_results: " + (cursor != null ? cursor.getCount() : "null") + "): "
                        + (end - start) + " ms");
    }
    /// M: Show phone and email when filtering in phoneQuery. @{
    if ((mQueryType == QUERY_TYPE_PHONE) && mShowPhoneAndEmail) {
        /// M: Save number of current phone query results for checking whether the query result is from phone or email
        mQueryPhoneNum = cursor != null ? cursor.getCount() : 0;

        Queries.Query currentQuery = Queries.EMAIL;

        final Uri.Builder builder2 = currentQuery.getContentFilterUri().buildUpon()
                .appendPath(constraint.toString()).appendQueryParameter(ContactsContract.LIMIT_PARAM_KEY,
                        String.valueOf(limit + ALLOWANCE_FOR_DUPLICATES));
        if (directoryId != null) {
            builder2.appendQueryParameter(ContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId));
        }
        if (mAccount != null) {
            builder2.appendQueryParameter(PRIMARY_ACCOUNT_NAME, mAccount.name);
            builder2.appendQueryParameter(PRIMARY_ACCOUNT_TYPE, mAccount.type);
        }

        Cursor cursor2 = mContentResolver.query(builder2.build(), currentQuery.getProjection(), null, null,
                Contacts.DISPLAY_NAME);
        Log.d(TAG, "[doQuery] 2nd query, constraint: " + constraint + ", result count: "
                + (cursor2 != null ? cursor2.getCount() : "null")); /// M: MTK debug log

        Cursor[] cursors = new Cursor[2];
        cursors[0] = cursor;
        cursors[1] = cursor2;
        cursor = new MergeCursor(cursors);
    }
    /// @}

    return cursor;
}

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From source file:com.adityarathi.muo.services.AudioPlaybackService.java

/**
 * This method combines mCursor with the specified newCursor.
 * /* w  w w. ja  va2 s .c om*/
 * @param newCursor The new cursor to append to mCursor.
 * @param playNext Pass true if newCursor should be appeneded after the current song.
 */
public void enqueueCursor(Cursor newCursor, boolean playNext) {

    Cursor[] cursorArray = { getCursor(), newCursor };
    mMergeCursor = new MergeCursor(cursorArray);
    setCursor(mMergeCursor);
    getCursor().moveToPosition(mPlaybackIndecesList.get(mCurrentSongIndex));
    mEnqueuePerformed = true;

    if (playNext) {
        //Check which mMediaPlayer is currently playing, and prepare the other mediaPlayer.
        prepareAlternateMediaPlayer();

    }

}

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From source file:org.totschnig.myexpenses.activity.ExpenseEdit.java

@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
    if (data == null) {
        return;//from   w w w. j ava2  s .  co  m
    }
    int id = loader.getId();
    switch (id) {
    case METHODS_CURSOR:
        mMethodsCursor = data;
        View methodContainer = findViewById(R.id.MethodRow);
        if (mMethodsAdapter == null || !data.moveToFirst()) {
            methodContainer.setVisibility(View.GONE);
        } else {
            methodContainer.setVisibility(View.VISIBLE);
            MatrixCursor extras = new MatrixCursor(new String[] { KEY_ROWID, KEY_LABEL, KEY_IS_NUMBERED });
            extras.addRow(new String[] { "0", "- - - -", "0" });
            mMethodsAdapter.swapCursor(new MergeCursor(new Cursor[] { extras, data }));
            if (mSavedInstance) {
                mTransaction.methodId = mMethodId;
            }
            if (mTransaction.methodId != null) {
                while (data.isAfterLast() == false) {
                    if (data.getLong(data.getColumnIndex(KEY_ROWID)) == mTransaction.methodId) {
                        mMethodSpinner.setSelection(data.getPosition() + 1);
                        break;
                    }
                    data.moveToNext();
                }
            } else {
                mMethodSpinner.setSelection(0);
            }
        }
        break;
    case ACCOUNTS_CURSOR:
        mAccountsAdapter.swapCursor(data);
        mAccounts = new Account[data.getCount()];
        if (mSavedInstance) {
            mTransaction.accountId = mAccountId;
            mTransaction.transfer_account = mTransferAccountId;
        }
        data.moveToFirst();
        boolean selectionSet = false;
        String currencyExtra = getIntent().getStringExtra(KEY_CURRENCY);
        while (data.isAfterLast() == false) {
            int position = data.getPosition();
            Account a = Account.fromCacheOrFromCursor(data);
            mAccounts[position] = a;
            if (!selectionSet && (a.currency.getCurrencyCode().equals(currencyExtra)
                    || (currencyExtra == null && a.getId().equals(mTransaction.accountId)))) {
                mAccountSpinner.setSelection(position);
                setAccountLabel(a);
                selectionSet = true;
            }
            data.moveToNext();
        }
        //if the accountId we have been passed does not exist, we select the first entry
        if (mAccountSpinner.getSelectedItemPosition() == android.widget.AdapterView.INVALID_POSITION) {
            mAccountSpinner.setSelection(0);
            mTransaction.accountId = mAccounts[0].getId();
            setAccountLabel(mAccounts[0]);
        }
        if (mOperationType == MyExpenses.TYPE_TRANSFER) {
            mTransferAccountCursor = new FilterCursorWrapper(data);
            int selectedPosition = setTransferAccountFilterMap();
            mTransferAccountsAdapter.swapCursor(mTransferAccountCursor);
            mTransferAccountSpinner.setSelection(selectedPosition);
            mTransaction.transfer_account = mTransferAccountSpinner.getSelectedItemId();
            configureTransferInput();
            if (!mNewInstance && !(mTransaction instanceof Template)) {
                isProcessingLinkedAmountInputs = true;
                mTransferAmountText.setAmount(mTransaction.getTransferAmount().getAmountMajor().abs());
                updateExchangeRates();
                isProcessingLinkedAmountInputs = false;
            }
        } else {
            //the methods cursor is based on the current account,
            //hence it is loaded only after the accounts cursor is loaded
            if (!(mTransaction instanceof SplitPartCategory)) {
                mManager.initLoader(METHODS_CURSOR, null, this);
            }
        }
        mTypeButton.setEnabled(true);
        configureType();
        configureStatusSpinner();
        if (mIsResumed)
            setupListeners();
        break;
    case LAST_EXCHANGE_CURSOR:
        if (data.moveToFirst()) {
            final Currency currency1 = getCurrentAccount().currency;
            final Currency currency2 = Account
                    .getInstanceFromDb(mTransferAccountSpinner.getSelectedItemId()).currency;
            if (currency1.getCurrencyCode().equals(data.getString(0))
                    && currency2.getCurrencyCode().equals(data.getString(1))) {
                BigDecimal amount = new Money(currency1, data.getLong(2)).getAmountMajor();
                BigDecimal transferAmount = new Money(currency2, data.getLong(3)).getAmountMajor();
                BigDecimal exchangeRate = amount.compareTo(nullValue) != 0
                        ? transferAmount.divide(amount, EXCHANGE_RATE_FRACTION_DIGITS, RoundingMode.DOWN)
                        : nullValue;
                if (exchangeRate.compareTo(nullValue) != 0) {
                    mExchangeRate1Text.setAmount(exchangeRate);
                }
            }
        }
    }
}

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