| /* |
| * Copyright (c) 2008-2009, Motorola, Inc. |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * - Neither the name of the Motorola, Inc. nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package com.android.bluetooth.opp; |
| |
| import com.google.android.collect.Lists; |
| import javax.obex.ObexTransport; |
| |
| import android.app.Service; |
| import android.bluetooth.BluetoothAdapter; |
| import android.content.BroadcastReceiver; |
| import android.content.ContentResolver; |
| import android.content.ContentValues; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.database.CharArrayBuffer; |
| import android.database.ContentObserver; |
| import android.database.Cursor; |
| import android.media.MediaScannerConnection; |
| import android.media.MediaScannerConnection.MediaScannerConnectionClient; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Message; |
| import android.os.PowerManager; |
| import android.util.Log; |
| import android.os.Process; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.ArrayList; |
| |
| /** |
| * Performs the background Bluetooth OPP transfer. It also starts thread to |
| * accept incoming OPP connection. |
| */ |
| |
| public class BluetoothOppService extends Service { |
| private static final boolean D = Constants.DEBUG; |
| private static final boolean V = Constants.VERBOSE; |
| |
| private boolean userAccepted = false; |
| |
| private class BluetoothShareContentObserver extends ContentObserver { |
| |
| public BluetoothShareContentObserver() { |
| super(new Handler()); |
| } |
| |
| @Override |
| public void onChange(boolean selfChange) { |
| if (V) Log.v(TAG, "ContentObserver received notification"); |
| updateFromProvider(); |
| } |
| } |
| |
| private static final String TAG = "BtOppService"; |
| |
| /** Observer to get notified when the content observer's data changes */ |
| private BluetoothShareContentObserver mObserver; |
| |
| /** Class to handle Notification Manager updates */ |
| private BluetoothOppNotification mNotifier; |
| |
| private boolean mPendingUpdate; |
| |
| private UpdateThread mUpdateThread; |
| |
| private ArrayList<BluetoothOppShareInfo> mShares; |
| |
| private ArrayList<BluetoothOppBatch> mBatchs; |
| |
| private BluetoothOppTransfer mTransfer; |
| |
| private BluetoothOppTransfer mServerTransfer; |
| |
| private int mBatchId; |
| |
| /** |
| * Array used when extracting strings from content provider |
| */ |
| private CharArrayBuffer mOldChars; |
| |
| /** |
| * Array used when extracting strings from content provider |
| */ |
| private CharArrayBuffer mNewChars; |
| |
| private BluetoothAdapter mAdapter; |
| |
| private PowerManager mPowerManager; |
| |
| private BluetoothOppRfcommListener mSocketListener; |
| |
| private boolean mListenStarted = false; |
| |
| private boolean mMediaScanInProgress; |
| |
| private int mIncomingRetries = 0; |
| |
| private ObexTransport mPendingConnection = null; |
| |
| /* |
| * TODO No support for queue incoming from multiple devices. |
| * Make an array list of server session to support receiving queue from |
| * multiple devices |
| */ |
| private BluetoothOppObexServerSession mServerSession; |
| |
| @Override |
| public IBinder onBind(Intent arg0) { |
| throw new UnsupportedOperationException("Cannot bind to Bluetooth OPP Service"); |
| } |
| |
| @Override |
| public void onCreate() { |
| super.onCreate(); |
| if (V) Log.v(TAG, "onCreate"); |
| mAdapter = BluetoothAdapter.getDefaultAdapter(); |
| mSocketListener = new BluetoothOppRfcommListener(mAdapter); |
| mShares = Lists.newArrayList(); |
| mBatchs = Lists.newArrayList(); |
| mObserver = new BluetoothShareContentObserver(); |
| getContentResolver().registerContentObserver(BluetoothShare.CONTENT_URI, true, mObserver); |
| mBatchId = 1; |
| mNotifier = new BluetoothOppNotification(this); |
| mNotifier.mNotificationMgr.cancelAll(); |
| mNotifier.updateNotification(); |
| |
| final ContentResolver contentResolver = getContentResolver(); |
| new Thread("trimDatabase") { |
| public void run() { |
| trimDatabase(contentResolver); |
| } |
| }.start(); |
| |
| IntentFilter filter = new IntentFilter(BluetoothAdapter.ACTION_STATE_CHANGED); |
| registerReceiver(mBluetoothReceiver, filter); |
| |
| synchronized (BluetoothOppService.this) { |
| if (mAdapter == null) { |
| Log.w(TAG, "Local BT device is not enabled"); |
| } else { |
| startListener(); |
| } |
| } |
| if (V) BluetoothOppPreference.getInstance(this).dump(); |
| updateFromProvider(); |
| } |
| |
| @Override |
| public int onStartCommand(Intent intent, int flags, int startId) { |
| if (V) Log.v(TAG, "onStartCommand"); |
| //int retCode = super.onStartCommand(intent, flags, startId); |
| //if (retCode == START_STICKY) { |
| if (mAdapter == null) { |
| Log.w(TAG, "Local BT device is not enabled"); |
| } else { |
| startListener(); |
| } |
| updateFromProvider(); |
| //} |
| return START_NOT_STICKY; |
| } |
| |
| private void startListener() { |
| if (!mListenStarted) { |
| if (mAdapter.isEnabled()) { |
| if (V) Log.v(TAG, "Starting RfcommListener"); |
| mHandler.sendMessage(mHandler.obtainMessage(START_LISTENER)); |
| mListenStarted = true; |
| } |
| } |
| } |
| |
| private static final int START_LISTENER = 1; |
| |
| private static final int MEDIA_SCANNED = 2; |
| |
| private static final int MEDIA_SCANNED_FAILED = 3; |
| |
| private static final int MSG_INCOMING_CONNECTION_RETRY = 4; |
| |
| private static final int STOP_LISTENER = 200; |
| |
| private Handler mHandler = new Handler() { |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case STOP_LISTENER: |
| mSocketListener.stop(); |
| mListenStarted = false; |
| synchronized (BluetoothOppService.this) { |
| if (mUpdateThread == null) { |
| stopSelf(); |
| } |
| } |
| break; |
| case START_LISTENER: |
| if (mAdapter.isEnabled()) { |
| startSocketListener(); |
| } |
| break; |
| case MEDIA_SCANNED: |
| if (V) Log.v(TAG, "Update mInfo.id " + msg.arg1 + " for data uri= " |
| + msg.obj.toString()); |
| ContentValues updateValues = new ContentValues(); |
| Uri contentUri = Uri.parse(BluetoothShare.CONTENT_URI + "/" + msg.arg1); |
| updateValues.put(Constants.MEDIA_SCANNED, Constants.MEDIA_SCANNED_SCANNED_OK); |
| updateValues.put(BluetoothShare.URI, msg.obj.toString()); // update |
| updateValues.put(BluetoothShare.MIMETYPE, getContentResolver().getType( |
| Uri.parse(msg.obj.toString()))); |
| getContentResolver().update(contentUri, updateValues, null, null); |
| synchronized (BluetoothOppService.this) { |
| mMediaScanInProgress = false; |
| } |
| break; |
| case MEDIA_SCANNED_FAILED: |
| Log.v(TAG, "Update mInfo.id " + msg.arg1 + " for MEDIA_SCANNED_FAILED"); |
| ContentValues updateValues1 = new ContentValues(); |
| Uri contentUri1 = Uri.parse(BluetoothShare.CONTENT_URI + "/" + msg.arg1); |
| updateValues1.put(Constants.MEDIA_SCANNED, |
| Constants.MEDIA_SCANNED_SCANNED_FAILED); |
| getContentResolver().update(contentUri1, updateValues1, null, null); |
| synchronized (BluetoothOppService.this) { |
| mMediaScanInProgress = false; |
| } |
| break; |
| case BluetoothOppRfcommListener.MSG_INCOMING_BTOPP_CONNECTION: |
| if (D) Log.d(TAG, "Get incoming connection"); |
| ObexTransport transport = (ObexTransport)msg.obj; |
| /* |
| * Strategy for incoming connections: |
| * 1. If there is no ongoing transfer, no on-hold connection, start it |
| * 2. If there is ongoing transfer, hold it for 20 seconds(1 seconds * 20 times) |
| * 3. If there is on-hold connection, reject directly |
| */ |
| if (mBatchs.size() == 0 && mPendingConnection == null) { |
| Log.i(TAG, "Start Obex Server"); |
| createServerSession(transport); |
| } else { |
| if (mPendingConnection != null) { |
| Log.w(TAG, "OPP busy! Reject connection"); |
| try { |
| transport.close(); |
| } catch (IOException e) { |
| Log.e(TAG, "close tranport error"); |
| } |
| } else if (Constants.USE_TCP_DEBUG && !Constants.USE_TCP_SIMPLE_SERVER) { |
| Log.i(TAG, "Start Obex Server in TCP DEBUG mode"); |
| createServerSession(transport); |
| } else { |
| Log.i(TAG, "OPP busy! Retry after 1 second"); |
| mIncomingRetries = mIncomingRetries + 1; |
| mPendingConnection = transport; |
| Message msg1 = Message.obtain(mHandler); |
| msg1.what = MSG_INCOMING_CONNECTION_RETRY; |
| mHandler.sendMessageDelayed(msg1, 1000); |
| } |
| } |
| break; |
| case MSG_INCOMING_CONNECTION_RETRY: |
| if (mBatchs.size() == 0) { |
| Log.i(TAG, "Start Obex Server"); |
| createServerSession(mPendingConnection); |
| mIncomingRetries = 0; |
| mPendingConnection = null; |
| } else { |
| if (mIncomingRetries == 20) { |
| Log.w(TAG, "Retried 20 seconds, reject connection"); |
| try { |
| mPendingConnection.close(); |
| } catch (IOException e) { |
| Log.e(TAG, "close tranport error"); |
| } |
| mIncomingRetries = 0; |
| mPendingConnection = null; |
| } else { |
| Log.i(TAG, "OPP busy! Retry after 1 second"); |
| mIncomingRetries = mIncomingRetries + 1; |
| Message msg2 = Message.obtain(mHandler); |
| msg2.what = MSG_INCOMING_CONNECTION_RETRY; |
| mHandler.sendMessageDelayed(msg2, 1000); |
| } |
| } |
| break; |
| } |
| } |
| }; |
| |
| private void startSocketListener() { |
| |
| if (V) Log.v(TAG, "start RfcommListener"); |
| mSocketListener.start(mHandler); |
| if (V) Log.v(TAG, "RfcommListener started"); |
| } |
| |
| @Override |
| public void onDestroy() { |
| if (V) Log.v(TAG, "onDestroy"); |
| super.onDestroy(); |
| getContentResolver().unregisterContentObserver(mObserver); |
| unregisterReceiver(mBluetoothReceiver); |
| mSocketListener.stop(); |
| |
| if(mBatchs != null) { |
| mBatchs.clear(); |
| } |
| if(mShares != null) { |
| mShares.clear(); |
| } |
| if(mHandler != null) { |
| mHandler.removeCallbacksAndMessages(null); |
| } |
| } |
| |
| /* suppose we auto accept an incoming OPUSH connection */ |
| private void createServerSession(ObexTransport transport) { |
| mServerSession = new BluetoothOppObexServerSession(this, transport); |
| mServerSession.preStart(); |
| if (D) Log.d(TAG, "Get ServerSession " + mServerSession.toString() |
| + " for incoming connection" + transport.toString()); |
| } |
| |
| private final BroadcastReceiver mBluetoothReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| |
| if (action.equals(BluetoothAdapter.ACTION_STATE_CHANGED)) { |
| switch (intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR)) { |
| case BluetoothAdapter.STATE_ON: |
| if (V) Log.v(TAG, |
| "Receiver BLUETOOTH_STATE_CHANGED_ACTION, BLUETOOTH_STATE_ON"); |
| startSocketListener(); |
| break; |
| case BluetoothAdapter.STATE_TURNING_OFF: |
| if (V) Log.v(TAG, "Receiver DISABLED_ACTION "); |
| //FIX: Don't block main thread |
| /* |
| mSocketListener.stop(); |
| mListenStarted = false; |
| synchronized (BluetoothOppService.this) { |
| if (mUpdateThread == null) { |
| stopSelf(); |
| } |
| } |
| */ |
| mHandler.sendMessage(mHandler.obtainMessage(STOP_LISTENER)); |
| |
| break; |
| } |
| } |
| } |
| }; |
| |
| private void updateFromProvider() { |
| synchronized (BluetoothOppService.this) { |
| mPendingUpdate = true; |
| if (mUpdateThread == null) { |
| mUpdateThread = new UpdateThread(); |
| mUpdateThread.start(); |
| } |
| } |
| } |
| |
| private class UpdateThread extends Thread { |
| public UpdateThread() { |
| super("Bluetooth Share Service"); |
| } |
| |
| @Override |
| public void run() { |
| Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); |
| |
| boolean keepService = false; |
| for (;;) { |
| synchronized (BluetoothOppService.this) { |
| if (mUpdateThread != this) { |
| throw new IllegalStateException( |
| "multiple UpdateThreads in BluetoothOppService"); |
| } |
| if (V) Log.v(TAG, "pendingUpdate is " + mPendingUpdate + " keepUpdateThread is " |
| + keepService + " sListenStarted is " + mListenStarted); |
| if (!mPendingUpdate) { |
| mUpdateThread = null; |
| if (!keepService && !mListenStarted) { |
| stopSelf(); |
| break; |
| } |
| return; |
| } |
| mPendingUpdate = false; |
| } |
| Cursor cursor = getContentResolver().query(BluetoothShare.CONTENT_URI, null, null, |
| null, BluetoothShare._ID); |
| |
| if (cursor == null) { |
| return; |
| } |
| |
| cursor.moveToFirst(); |
| |
| int arrayPos = 0; |
| |
| keepService = false; |
| boolean isAfterLast = cursor.isAfterLast(); |
| |
| int idColumn = cursor.getColumnIndexOrThrow(BluetoothShare._ID); |
| /* |
| * Walk the cursor and the local array to keep them in sync. The |
| * key to the algorithm is that the ids are unique and sorted |
| * both in the cursor and in the array, so that they can be |
| * processed in order in both sources at the same time: at each |
| * step, both sources point to the lowest id that hasn't been |
| * processed from that source, and the algorithm processes the |
| * lowest id from those two possibilities. At each step: -If the |
| * array contains an entry that's not in the cursor, remove the |
| * entry, move to next entry in the array. -If the array |
| * contains an entry that's in the cursor, nothing to do, move |
| * to next cursor row and next array entry. -If the cursor |
| * contains an entry that's not in the array, insert a new entry |
| * in the array, move to next cursor row and next array entry. |
| */ |
| while (!isAfterLast || arrayPos < mShares.size()) { |
| if (isAfterLast) { |
| // We're beyond the end of the cursor but there's still |
| // some |
| // stuff in the local array, which can only be junk |
| if (V) Log.v(TAG, "Array update: trimming " + |
| mShares.get(arrayPos).mId + " @ " + arrayPos); |
| |
| if (shouldScanFile(arrayPos)) { |
| scanFile(null, arrayPos); |
| } |
| deleteShare(arrayPos); // this advances in the array |
| } else { |
| int id = cursor.getInt(idColumn); |
| |
| if (arrayPos == mShares.size()) { |
| insertShare(cursor, arrayPos); |
| if (V) Log.v(TAG, "Array update: inserting " + id + " @ " + arrayPos); |
| if (shouldScanFile(arrayPos) && (!scanFile(cursor, arrayPos))) { |
| keepService = true; |
| } |
| if (visibleNotification(arrayPos)) { |
| keepService = true; |
| } |
| if (needAction(arrayPos)) { |
| keepService = true; |
| } |
| |
| ++arrayPos; |
| cursor.moveToNext(); |
| isAfterLast = cursor.isAfterLast(); |
| } else { |
| int arrayId = mShares.get(arrayPos).mId; |
| |
| if (arrayId < id) { |
| if (V) Log.v(TAG, "Array update: removing " + arrayId + " @ " |
| + arrayPos); |
| if (shouldScanFile(arrayPos)) { |
| scanFile(null, arrayPos); |
| } |
| deleteShare(arrayPos); |
| } else if (arrayId == id) { |
| // This cursor row already exists in the stored |
| // array |
| updateShare(cursor, arrayPos, userAccepted); |
| if (shouldScanFile(arrayPos) && (!scanFile(cursor, arrayPos))) { |
| keepService = true; |
| } |
| if (visibleNotification(arrayPos)) { |
| keepService = true; |
| } |
| if (needAction(arrayPos)) { |
| keepService = true; |
| } |
| |
| ++arrayPos; |
| cursor.moveToNext(); |
| isAfterLast = cursor.isAfterLast(); |
| } else { |
| // This cursor entry didn't exist in the stored |
| // array |
| if (V) Log.v(TAG, "Array update: appending " + id + " @ " + arrayPos); |
| insertShare(cursor, arrayPos); |
| |
| if (shouldScanFile(arrayPos) && (!scanFile(cursor, arrayPos))) { |
| keepService = true; |
| } |
| if (visibleNotification(arrayPos)) { |
| keepService = true; |
| } |
| if (needAction(arrayPos)) { |
| keepService = true; |
| } |
| ++arrayPos; |
| cursor.moveToNext(); |
| isAfterLast = cursor.isAfterLast(); |
| } |
| } |
| } |
| } |
| |
| mNotifier.updateNotification(); |
| |
| cursor.close(); |
| } |
| } |
| |
| } |
| |
| private void insertShare(Cursor cursor, int arrayPos) { |
| String uriString = cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare.URI)); |
| Uri uri; |
| if (uriString != null) { |
| uri = Uri.parse(uriString); |
| Log.d(TAG, "insertShare parsed URI: " + uri); |
| } else { |
| uri = null; |
| Log.e(TAG, "insertShare found null URI at cursor!"); |
| } |
| BluetoothOppShareInfo info = new BluetoothOppShareInfo( |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare._ID)), |
| uri, |
| cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare.FILENAME_HINT)), |
| cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare._DATA)), |
| cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare.MIMETYPE)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.DIRECTION)), |
| cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare.DESTINATION)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.VISIBILITY)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.USER_CONFIRMATION)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.STATUS)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.TOTAL_BYTES)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.CURRENT_BYTES)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.TIMESTAMP)), |
| cursor.getInt(cursor.getColumnIndexOrThrow(Constants.MEDIA_SCANNED)) != Constants.MEDIA_SCANNED_NOT_SCANNED); |
| |
| if (V) { |
| Log.v(TAG, "Service adding new entry"); |
| Log.v(TAG, "ID : " + info.mId); |
| // Log.v(TAG, "URI : " + ((info.mUri != null) ? "yes" : "no")); |
| Log.v(TAG, "URI : " + info.mUri); |
| Log.v(TAG, "HINT : " + info.mHint); |
| Log.v(TAG, "FILENAME: " + info.mFilename); |
| Log.v(TAG, "MIMETYPE: " + info.mMimetype); |
| Log.v(TAG, "DIRECTION: " + info.mDirection); |
| Log.v(TAG, "DESTINAT: " + info.mDestination); |
| Log.v(TAG, "VISIBILI: " + info.mVisibility); |
| Log.v(TAG, "CONFIRM : " + info.mConfirm); |
| Log.v(TAG, "STATUS : " + info.mStatus); |
| Log.v(TAG, "TOTAL : " + info.mTotalBytes); |
| Log.v(TAG, "CURRENT : " + info.mCurrentBytes); |
| Log.v(TAG, "TIMESTAMP : " + info.mTimestamp); |
| Log.v(TAG, "SCANNED : " + info.mMediaScanned); |
| } |
| |
| mShares.add(arrayPos, info); |
| |
| /* Mark the info as failed if it's in invalid status */ |
| if (info.isObsolete()) { |
| Constants.updateShareStatus(this, info.mId, BluetoothShare.STATUS_UNKNOWN_ERROR); |
| } |
| /* |
| * Add info into a batch. The logic is |
| * 1) Only add valid and readyToStart info |
| * 2) If there is no batch, create a batch and insert this transfer into batch, |
| * then run the batch |
| * 3) If there is existing batch and timestamp match, insert transfer into batch |
| * 4) If there is existing batch and timestamp does not match, create a new batch and |
| * put in queue |
| */ |
| |
| if (info.isReadyToStart()) { |
| if (info.mDirection == BluetoothShare.DIRECTION_OUTBOUND) { |
| /* check if the file exists */ |
| BluetoothOppSendFileInfo sendFileInfo = BluetoothOppUtility.getSendFileInfo( |
| info.mUri); |
| if (sendFileInfo == null || sendFileInfo.mInputStream == null) { |
| Log.e(TAG, "Can't open file for OUTBOUND info " + info.mId); |
| Constants.updateShareStatus(this, info.mId, BluetoothShare.STATUS_BAD_REQUEST); |
| BluetoothOppUtility.closeSendFileInfo(info.mUri); |
| return; |
| } |
| } |
| if (mBatchs.size() == 0) { |
| BluetoothOppBatch newBatch = new BluetoothOppBatch(this, info); |
| newBatch.mId = mBatchId; |
| mBatchId++; |
| mBatchs.add(newBatch); |
| if (info.mDirection == BluetoothShare.DIRECTION_OUTBOUND) { |
| if (V) Log.v(TAG, "Service create new Batch " + newBatch.mId |
| + " for OUTBOUND info " + info.mId); |
| mTransfer = new BluetoothOppTransfer(this, mPowerManager, newBatch); |
| } else if (info.mDirection == BluetoothShare.DIRECTION_INBOUND) { |
| if (V) Log.v(TAG, "Service create new Batch " + newBatch.mId |
| + " for INBOUND info " + info.mId); |
| mServerTransfer = new BluetoothOppTransfer(this, mPowerManager, newBatch, |
| mServerSession); |
| } |
| |
| if (info.mDirection == BluetoothShare.DIRECTION_OUTBOUND && mTransfer != null) { |
| if (V) Log.v(TAG, "Service start transfer new Batch " + newBatch.mId |
| + " for info " + info.mId); |
| mTransfer.start(); |
| } else if (info.mDirection == BluetoothShare.DIRECTION_INBOUND |
| && mServerTransfer != null) { |
| if (V) Log.v(TAG, "Service start server transfer new Batch " + newBatch.mId |
| + " for info " + info.mId); |
| mServerTransfer.start(); |
| } |
| |
| } else { |
| int i = findBatchWithTimeStamp(info.mTimestamp); |
| if (i != -1) { |
| if (V) Log.v(TAG, "Service add info " + info.mId + " to existing batch " |
| + mBatchs.get(i).mId); |
| mBatchs.get(i).addShare(info); |
| } else { |
| // There is ongoing batch |
| BluetoothOppBatch newBatch = new BluetoothOppBatch(this, info); |
| newBatch.mId = mBatchId; |
| mBatchId++; |
| mBatchs.add(newBatch); |
| if (V) Log.v(TAG, "Service add new Batch " + newBatch.mId + " for info " + |
| info.mId); |
| if (Constants.USE_TCP_DEBUG && !Constants.USE_TCP_SIMPLE_SERVER) { |
| // only allow concurrent serverTransfer in debug mode |
| if (info.mDirection == BluetoothShare.DIRECTION_INBOUND) { |
| if (V) Log.v(TAG, "TCP_DEBUG start server transfer new Batch " + |
| newBatch.mId + " for info " + info.mId); |
| mServerTransfer = new BluetoothOppTransfer(this, mPowerManager, |
| newBatch, mServerSession); |
| mServerTransfer.start(); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| private void updateShare(Cursor cursor, int arrayPos, boolean userAccepted) { |
| BluetoothOppShareInfo info = mShares.get(arrayPos); |
| int statusColumn = cursor.getColumnIndexOrThrow(BluetoothShare.STATUS); |
| |
| info.mId = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare._ID)); |
| if (info.mUri != null) { |
| info.mUri = Uri.parse(stringFromCursor(info.mUri.toString(), cursor, |
| BluetoothShare.URI)); |
| } else { |
| Log.w(TAG, "updateShare() called for ID " + info.mId + " with null URI"); |
| } |
| info.mHint = stringFromCursor(info.mHint, cursor, BluetoothShare.FILENAME_HINT); |
| info.mFilename = stringFromCursor(info.mFilename, cursor, BluetoothShare._DATA); |
| info.mMimetype = stringFromCursor(info.mMimetype, cursor, BluetoothShare.MIMETYPE); |
| info.mDirection = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.DIRECTION)); |
| info.mDestination = stringFromCursor(info.mDestination, cursor, BluetoothShare.DESTINATION); |
| int newVisibility = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.VISIBILITY)); |
| |
| boolean confirmed = false; |
| int newConfirm = cursor.getInt(cursor |
| .getColumnIndexOrThrow(BluetoothShare.USER_CONFIRMATION)); |
| |
| if (info.mVisibility == BluetoothShare.VISIBILITY_VISIBLE |
| && newVisibility != BluetoothShare.VISIBILITY_VISIBLE |
| && (BluetoothShare.isStatusCompleted(info.mStatus) || newConfirm == BluetoothShare.USER_CONFIRMATION_PENDING)) { |
| mNotifier.mNotificationMgr.cancel(info.mId); |
| } |
| |
| info.mVisibility = newVisibility; |
| |
| if (info.mConfirm == BluetoothShare.USER_CONFIRMATION_PENDING |
| && newConfirm != BluetoothShare.USER_CONFIRMATION_PENDING) { |
| confirmed = true; |
| } |
| info.mConfirm = cursor.getInt(cursor |
| .getColumnIndexOrThrow(BluetoothShare.USER_CONFIRMATION)); |
| int newStatus = cursor.getInt(statusColumn); |
| |
| if (!BluetoothShare.isStatusCompleted(info.mStatus) |
| && BluetoothShare.isStatusCompleted(newStatus)) { |
| mNotifier.mNotificationMgr.cancel(info.mId); |
| } |
| |
| info.mStatus = newStatus; |
| info.mTotalBytes = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.TOTAL_BYTES)); |
| info.mCurrentBytes = cursor.getInt(cursor |
| .getColumnIndexOrThrow(BluetoothShare.CURRENT_BYTES)); |
| info.mTimestamp = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.TIMESTAMP)); |
| info.mMediaScanned = (cursor.getInt(cursor.getColumnIndexOrThrow(Constants.MEDIA_SCANNED)) != Constants.MEDIA_SCANNED_NOT_SCANNED); |
| |
| if (confirmed) { |
| if (V) Log.v(TAG, "Service handle info " + info.mId + " confirmed"); |
| /* Inbounds transfer get user confirmation, so we start it */ |
| int i = findBatchWithTimeStamp(info.mTimestamp); |
| if (i != -1) { |
| BluetoothOppBatch batch = mBatchs.get(i); |
| if (mServerTransfer != null && batch.mId == mServerTransfer.getBatchId()) { |
| mServerTransfer.setConfirmed(); |
| } //TODO need to think about else |
| } |
| } |
| int i = findBatchWithTimeStamp(info.mTimestamp); |
| if (i != -1) { |
| BluetoothOppBatch batch = mBatchs.get(i); |
| if (batch.mStatus == Constants.BATCH_STATUS_FINISHED |
| || batch.mStatus == Constants.BATCH_STATUS_FAILED) { |
| if (V) Log.v(TAG, "Batch " + batch.mId + " is finished"); |
| if (batch.mDirection == BluetoothShare.DIRECTION_OUTBOUND) { |
| if (mTransfer == null) { |
| Log.e(TAG, "Unexpected error! mTransfer is null"); |
| } else if (batch.mId == mTransfer.getBatchId()) { |
| mTransfer.stop(); |
| } else { |
| Log.e(TAG, "Unexpected error! batch id " + batch.mId |
| + " doesn't match mTransfer id " + mTransfer.getBatchId()); |
| } |
| mTransfer = null; |
| } else { |
| if (mServerTransfer == null) { |
| Log.e(TAG, "Unexpected error! mServerTransfer is null"); |
| } else if (batch.mId == mServerTransfer.getBatchId()) { |
| mServerTransfer.stop(); |
| } else { |
| Log.e(TAG, "Unexpected error! batch id " + batch.mId |
| + " doesn't match mServerTransfer id " |
| + mServerTransfer.getBatchId()); |
| } |
| mServerTransfer = null; |
| } |
| removeBatch(batch); |
| } |
| } |
| } |
| |
| /** |
| * Removes the local copy of the info about a share. |
| */ |
| private void deleteShare(int arrayPos) { |
| BluetoothOppShareInfo info = mShares.get(arrayPos); |
| |
| /* |
| * Delete arrayPos from a batch. The logic is |
| * 1) Search existing batch for the info |
| * 2) cancel the batch |
| * 3) If the batch become empty delete the batch |
| */ |
| int i = findBatchWithTimeStamp(info.mTimestamp); |
| if (i != -1) { |
| BluetoothOppBatch batch = mBatchs.get(i); |
| if (batch.hasShare(info)) { |
| if (V) Log.v(TAG, "Service cancel batch for share " + info.mId); |
| batch.cancelBatch(); |
| } |
| if (batch.isEmpty()) { |
| if (V) Log.v(TAG, "Service remove batch " + batch.mId); |
| removeBatch(batch); |
| } |
| } |
| mShares.remove(arrayPos); |
| } |
| |
| private String stringFromCursor(String old, Cursor cursor, String column) { |
| int index = cursor.getColumnIndexOrThrow(column); |
| if (old == null) { |
| return cursor.getString(index); |
| } |
| if (mNewChars == null) { |
| mNewChars = new CharArrayBuffer(128); |
| } |
| cursor.copyStringToBuffer(index, mNewChars); |
| int length = mNewChars.sizeCopied; |
| if (length != old.length()) { |
| return cursor.getString(index); |
| } |
| if (mOldChars == null || mOldChars.sizeCopied < length) { |
| mOldChars = new CharArrayBuffer(length); |
| } |
| char[] oldArray = mOldChars.data; |
| char[] newArray = mNewChars.data; |
| old.getChars(0, length, oldArray, 0); |
| for (int i = length - 1; i >= 0; --i) { |
| if (oldArray[i] != newArray[i]) { |
| return new String(newArray, 0, length); |
| } |
| } |
| return old; |
| } |
| |
| private int findBatchWithTimeStamp(long timestamp) { |
| for (int i = mBatchs.size() - 1; i >= 0; i--) { |
| if (mBatchs.get(i).mTimestamp == timestamp) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| private void removeBatch(BluetoothOppBatch batch) { |
| if (V) Log.v(TAG, "Remove batch " + batch.mId); |
| mBatchs.remove(batch); |
| BluetoothOppBatch nextBatch; |
| if (mBatchs.size() > 0) { |
| for (int i = 0; i < mBatchs.size(); i++) { |
| // we have a running batch |
| nextBatch = mBatchs.get(i); |
| if (nextBatch.mStatus == Constants.BATCH_STATUS_RUNNING) { |
| return; |
| } else { |
| // just finish a transfer, start pending outbound transfer |
| if (nextBatch.mDirection == BluetoothShare.DIRECTION_OUTBOUND) { |
| if (V) Log.v(TAG, "Start pending outbound batch " + nextBatch.mId); |
| mTransfer = new BluetoothOppTransfer(this, mPowerManager, nextBatch); |
| mTransfer.start(); |
| return; |
| } else if (nextBatch.mDirection == BluetoothShare.DIRECTION_INBOUND |
| && mServerSession != null) { |
| // have to support pending inbound transfer |
| // if an outbound transfer and incoming socket happens together |
| if (V) Log.v(TAG, "Start pending inbound batch " + nextBatch.mId); |
| mServerTransfer = new BluetoothOppTransfer(this, mPowerManager, nextBatch, |
| mServerSession); |
| mServerTransfer.start(); |
| if (nextBatch.getPendingShare().mConfirm == |
| BluetoothShare.USER_CONFIRMATION_CONFIRMED) { |
| mServerTransfer.setConfirmed(); |
| } |
| return; |
| } |
| } |
| } |
| } |
| } |
| |
| private boolean needAction(int arrayPos) { |
| BluetoothOppShareInfo info = mShares.get(arrayPos); |
| if (BluetoothShare.isStatusCompleted(info.mStatus)) { |
| return false; |
| } |
| return true; |
| } |
| |
| private boolean visibleNotification(int arrayPos) { |
| BluetoothOppShareInfo info = mShares.get(arrayPos); |
| return info.hasCompletionNotification(); |
| } |
| |
| private boolean scanFile(Cursor cursor, int arrayPos) { |
| BluetoothOppShareInfo info = mShares.get(arrayPos); |
| synchronized (BluetoothOppService.this) { |
| if (D) Log.d(TAG, "Scanning file " + info.mFilename); |
| if (!mMediaScanInProgress) { |
| mMediaScanInProgress = true; |
| new MediaScannerNotifier(this, info, mHandler); |
| return true; |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| private boolean shouldScanFile(int arrayPos) { |
| BluetoothOppShareInfo info = mShares.get(arrayPos); |
| return BluetoothShare.isStatusSuccess(info.mStatus) |
| && info.mDirection == BluetoothShare.DIRECTION_INBOUND && !info.mMediaScanned && |
| info.mConfirm != BluetoothShare.USER_CONFIRMATION_HANDOVER_CONFIRMED; |
| } |
| |
| // Run in a background thread at boot. |
| private static void trimDatabase(ContentResolver contentResolver) { |
| final String INVISIBLE = BluetoothShare.VISIBILITY + "=" + |
| BluetoothShare.VISIBILITY_HIDDEN; |
| |
| // remove the invisible/complete/outbound shares |
| final String WHERE_INVISIBLE_COMPLETE_OUTBOUND = BluetoothShare.DIRECTION + "=" |
| + BluetoothShare.DIRECTION_OUTBOUND + " AND " + BluetoothShare.STATUS + ">=" |
| + BluetoothShare.STATUS_SUCCESS + " AND " + INVISIBLE; |
| int delNum = contentResolver.delete(BluetoothShare.CONTENT_URI, |
| WHERE_INVISIBLE_COMPLETE_OUTBOUND, null); |
| if (V) Log.v(TAG, "Deleted complete outbound shares, number = " + delNum); |
| |
| // remove the invisible/finished/inbound/failed shares |
| final String WHERE_INVISIBLE_COMPLETE_INBOUND_FAILED = BluetoothShare.DIRECTION + "=" |
| + BluetoothShare.DIRECTION_INBOUND + " AND " + BluetoothShare.STATUS + ">" |
| + BluetoothShare.STATUS_SUCCESS + " AND " + INVISIBLE; |
| delNum = contentResolver.delete(BluetoothShare.CONTENT_URI, |
| WHERE_INVISIBLE_COMPLETE_INBOUND_FAILED, null); |
| if (V) Log.v(TAG, "Deleted complete inbound failed shares, number = " + delNum); |
| |
| // Only keep the inbound and successful shares for LiverFolder use |
| // Keep the latest 1000 to easy db query |
| final String WHERE_INBOUND_SUCCESS = BluetoothShare.DIRECTION + "=" |
| + BluetoothShare.DIRECTION_INBOUND + " AND " + BluetoothShare.STATUS + "=" |
| + BluetoothShare.STATUS_SUCCESS + " AND " + INVISIBLE; |
| Cursor cursor = contentResolver.query(BluetoothShare.CONTENT_URI, new String[] { |
| BluetoothShare._ID |
| }, WHERE_INBOUND_SUCCESS, null, BluetoothShare._ID); // sort by id |
| |
| if (cursor == null) { |
| return; |
| } |
| |
| int recordNum = cursor.getCount(); |
| if (recordNum > Constants.MAX_RECORDS_IN_DATABASE) { |
| int numToDelete = recordNum - Constants.MAX_RECORDS_IN_DATABASE; |
| |
| if (cursor.moveToPosition(numToDelete)) { |
| int columnId = cursor.getColumnIndexOrThrow(BluetoothShare._ID); |
| long id = cursor.getLong(columnId); |
| delNum = contentResolver.delete(BluetoothShare.CONTENT_URI, |
| BluetoothShare._ID + " < " + id, null); |
| if (V) Log.v(TAG, "Deleted old inbound success share: " + delNum); |
| } |
| } |
| cursor.close(); |
| } |
| |
| private static class MediaScannerNotifier implements MediaScannerConnectionClient { |
| |
| private MediaScannerConnection mConnection; |
| |
| private BluetoothOppShareInfo mInfo; |
| |
| private Context mContext; |
| |
| private Handler mCallback; |
| |
| public MediaScannerNotifier(Context context, BluetoothOppShareInfo info, Handler handler) { |
| mContext = context; |
| mInfo = info; |
| mCallback = handler; |
| mConnection = new MediaScannerConnection(mContext, this); |
| if (V) Log.v(TAG, "Connecting to MediaScannerConnection "); |
| mConnection.connect(); |
| } |
| |
| public void onMediaScannerConnected() { |
| if (V) Log.v(TAG, "MediaScannerConnection onMediaScannerConnected"); |
| mConnection.scanFile(mInfo.mFilename, mInfo.mMimetype); |
| } |
| |
| public void onScanCompleted(String path, Uri uri) { |
| try { |
| if (V) { |
| Log.v(TAG, "MediaScannerConnection onScanCompleted"); |
| Log.v(TAG, "MediaScannerConnection path is " + path); |
| Log.v(TAG, "MediaScannerConnection Uri is " + uri); |
| } |
| if (uri != null) { |
| Message msg = Message.obtain(); |
| msg.setTarget(mCallback); |
| msg.what = MEDIA_SCANNED; |
| msg.arg1 = mInfo.mId; |
| msg.obj = uri; |
| msg.sendToTarget(); |
| } else { |
| Message msg = Message.obtain(); |
| msg.setTarget(mCallback); |
| msg.what = MEDIA_SCANNED_FAILED; |
| msg.arg1 = mInfo.mId; |
| msg.sendToTarget(); |
| } |
| } catch (Exception ex) { |
| Log.v(TAG, "!!!MediaScannerConnection exception: " + ex); |
| } finally { |
| if (V) Log.v(TAG, "MediaScannerConnection disconnect"); |
| mConnection.disconnect(); |
| } |
| } |
| } |
| } |
