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      1 /*
      2  * Copyright (C) 2007-2008 Esmertec AG.
      3  * Copyright (C) 2007-2008 The Android Open Source Project
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at
      8  *
      9  *      http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  */
     17 
     18 package com.android.mms.transaction;
     19 
     20 import java.io.IOException;
     21 
     22 import android.content.Context;
     23 import android.net.Uri;
     24 import android.provider.Telephony.Mms.Sent;
     25 import android.util.Log;
     26 
     27 import com.android.mms.ui.MessageUtils;
     28 import com.google.android.mms.MmsException;
     29 import com.google.android.mms.pdu.EncodedStringValue;
     30 import com.google.android.mms.pdu.PduComposer;
     31 import com.google.android.mms.pdu.PduPersister;
     32 import com.google.android.mms.pdu.ReadRecInd;
     33 
     34 /**
     35  * The ReadRecTransaction is responsible for sending read report
     36  * notifications (M-read-rec.ind) to clients that have requested them.
     37  * It:
     38  *
     39  * <ul>
     40  * <li>Loads the read report indication from storage (Outbox).
     41  * <li>Packs M-read-rec.ind and sends it.
     42  * <li>Notifies the TransactionService about succesful completion.
     43  * </ul>
     44  */
     45 public class ReadRecTransaction extends Transaction implements Runnable{
     46     private static final String TAG = "ReadRecTransaction";
     47     private static final boolean DEBUG = false;
     48     private static final boolean LOCAL_LOGV = false;
     49 
     50     private Thread mThread;
     51     private final Uri mReadReportURI;
     52 
     53     public ReadRecTransaction(Context context,
     54             int transId,
     55             TransactionSettings connectionSettings,
     56             String uri) {
     57         super(context, transId, connectionSettings);
     58         mReadReportURI = Uri.parse(uri);
     59         mId = uri;
     60 
     61         // Attach the transaction to the instance of RetryScheduler.
     62         attach(RetryScheduler.getInstance(context));
     63     }
     64 
     65     /*
     66      * (non-Javadoc)
     67      * @see com.android.mms.Transaction#process()
     68      */
     69     @Override
     70     public void process() {
     71         mThread = new Thread(this, "ReadRecTransaction");
     72         mThread.start();
     73     }
     74 
     75     public void run() {
     76         PduPersister persister = PduPersister.getPduPersister(mContext);
     77 
     78         try {
     79             // Load M-read-rec.ind from outbox
     80             ReadRecInd readRecInd = (ReadRecInd) persister.load(mReadReportURI);
     81 
     82             // insert the 'from' address per spec
     83             String lineNumber = MessageUtils.getLocalNumber();
     84             readRecInd.setFrom(new EncodedStringValue(lineNumber));
     85 
     86             // Pack M-read-rec.ind and send it
     87             byte[] postingData = new PduComposer(mContext, readRecInd).make();
     88             sendPdu(postingData);
     89 
     90             Uri uri = persister.move(mReadReportURI, Sent.CONTENT_URI);
     91             mTransactionState.setState(TransactionState.SUCCESS);
     92             mTransactionState.setContentUri(uri);
     93         } catch (IOException e) {
     94             if (LOCAL_LOGV) {
     95                 Log.v(TAG, "Failed to send M-Read-Rec.Ind.", e);
     96             }
     97         } catch (MmsException e) {
     98             if (LOCAL_LOGV) {
     99                 Log.v(TAG, "Failed to load message from Outbox.", e);
    100             }
    101         } catch (RuntimeException e) {
    102             if (LOCAL_LOGV) {
    103                 Log.e(TAG, "Unexpected RuntimeException.", e);
    104             }
    105         } finally {
    106             if (mTransactionState.getState() != TransactionState.SUCCESS) {
    107                 mTransactionState.setState(TransactionState.FAILED);
    108                 mTransactionState.setContentUri(mReadReportURI);
    109             }
    110             notifyObservers();
    111         }
    112     }
    113 
    114     @Override
    115     public int getType() {
    116         return READREC_TRANSACTION;
    117     }
    118 }
    119