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.LogTag;
28 import com.android.mms.ui.MessageUtils;
29 import com.google.android.mms.MmsException;
30 import com.google.android.mms.pdu.EncodedStringValue;
31 import com.google.android.mms.pdu.PduComposer;
32 import com.google.android.mms.pdu.PduPersister;
33 import com.google.android.mms.pdu.ReadRecInd;
34 
35 /**
36  * The ReadRecTransaction is responsible for sending read report
37  * notifications (M-read-rec.ind) to clients that have requested them.
38  * It:
39  *
40  * <ul>
41  * <li>Loads the read report indication from storage (Outbox).
42  * <li>Packs M-read-rec.ind and sends it.
43  * <li>Notifies the TransactionService about succesful completion.
44  * </ul>
45  */
46 public class ReadRecTransaction extends Transaction implements Runnable{
47     private static final String TAG = LogTag.TAG;
48     private static final boolean DEBUG = false;
49     private static final boolean LOCAL_LOGV = false;
50 
51     private Thread mThread;
52     private final Uri mReadReportURI;
53 
ReadRecTransaction(Context context, int transId, TransactionSettings connectionSettings, String uri)54     public ReadRecTransaction(Context context,
55             int transId,
56             TransactionSettings connectionSettings,
57             String uri) {
58         super(context, transId, connectionSettings);
59         mReadReportURI = Uri.parse(uri);
60         mId = uri;
61 
62         // Attach the transaction to the instance of RetryScheduler.
63         attach(RetryScheduler.getInstance(context));
64     }
65 
66     /*
67      * (non-Javadoc)
68      * @see com.android.mms.Transaction#process()
69      */
70     @Override
process()71     public void process() {
72         mThread = new Thread(this, "ReadRecTransaction");
73         mThread.start();
74     }
75 
run()76     public void run() {
77         PduPersister persister = PduPersister.getPduPersister(mContext);
78 
79         try {
80             // Load M-read-rec.ind from outbox
81             ReadRecInd readRecInd = (ReadRecInd) persister.load(mReadReportURI);
82 
83             // insert the 'from' address per spec
84             String lineNumber = MessageUtils.getLocalNumber();
85             readRecInd.setFrom(new EncodedStringValue(lineNumber));
86 
87             // Pack M-read-rec.ind and send it
88             byte[] postingData = new PduComposer(mContext, readRecInd).make();
89             sendPdu(postingData);
90 
91             Uri uri = persister.move(mReadReportURI, Sent.CONTENT_URI);
92             mTransactionState.setState(TransactionState.SUCCESS);
93             mTransactionState.setContentUri(uri);
94         } catch (IOException e) {
95             if (LOCAL_LOGV) {
96                 Log.v(TAG, "Failed to send M-Read-Rec.Ind.", e);
97             }
98         } catch (MmsException e) {
99             if (LOCAL_LOGV) {
100                 Log.v(TAG, "Failed to load message from Outbox.", e);
101             }
102         } catch (RuntimeException e) {
103             if (LOCAL_LOGV) {
104                 Log.e(TAG, "Unexpected RuntimeException.", e);
105             }
106         } finally {
107             if (mTransactionState.getState() != TransactionState.SUCCESS) {
108                 mTransactionState.setState(TransactionState.FAILED);
109                 mTransactionState.setContentUri(mReadReportURI);
110             }
111             notifyObservers();
112         }
113     }
114 
115     @Override
getType()116     public int getType() {
117         return READREC_TRANSACTION;
118     }
119 }
120