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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.bluetooth.client.map;
     18 
     19 import android.util.Log;
     20 
     21 import org.xmlpull.v1.XmlPullParser;
     22 import org.xmlpull.v1.XmlPullParserException;
     23 import org.xmlpull.v1.XmlPullParserFactory;
     24 
     25 import java.io.IOException;
     26 import java.io.InputStream;
     27 import java.util.ArrayList;
     28 import java.util.HashMap;
     29 
     30 class BluetoothMapMessagesListing {
     31 
     32     private static final String TAG = "BluetoothMapMessagesListing";
     33 
     34     private final ArrayList<BluetoothMapMessage> mMessages;
     35 
     36     public BluetoothMapMessagesListing(InputStream in) {
     37         mMessages = new ArrayList<BluetoothMapMessage>();
     38 
     39         parse(in);
     40     }
     41 
     42     public void parse(InputStream in) {
     43 
     44         try {
     45             XmlPullParser xpp = XmlPullParserFactory.newInstance().newPullParser();
     46             xpp.setInput(in, "utf-8");
     47 
     48             int event = xpp.getEventType();
     49             while (event != XmlPullParser.END_DOCUMENT) {
     50                 switch (event) {
     51                     case XmlPullParser.START_TAG:
     52                         if (xpp.getName().equals("msg")) {
     53 
     54                             HashMap<String, String> attrs = new HashMap<String, String>();
     55 
     56                             for (int i = 0; i < xpp.getAttributeCount(); i++) {
     57                                 attrs.put(xpp.getAttributeName(i), xpp.getAttributeValue(i));
     58                             }
     59 
     60                             try {
     61                                 BluetoothMapMessage msg = new BluetoothMapMessage(attrs);
     62                                 mMessages.add(msg);
     63                             } catch (IllegalArgumentException e) {
     64                                 /* TODO: provide something more useful here */
     65                                 Log.w(TAG, "Invalid <msg/>");
     66                             }
     67                         }
     68                         break;
     69                 }
     70 
     71                 event = xpp.next();
     72             }
     73 
     74         } catch (XmlPullParserException e) {
     75             Log.e(TAG, "XML parser error when parsing XML", e);
     76         } catch (IOException e) {
     77             Log.e(TAG, "I/O error when parsing XML", e);
     78         }
     79     }
     80 
     81     public ArrayList<BluetoothMapMessage> getList() {
     82         return mMessages;
     83     }
     84 }
     85