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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 com.android.bluetooth.mapclient;
     18 
     19 /*import android.bluetooth.client.map.Bmessage;
     20 import android.bluetooth.client.map.BmessageParser;
     21 import android.bluetooth.client.map.Client.CharsetType;
     22 import android.bluetooth.client.map.utils.ObexAppParameters;
     23 */
     24 
     25 import android.util.Log;
     26 
     27 import java.io.ByteArrayOutputStream;
     28 import java.io.IOException;
     29 import java.io.InputStream;
     30 import java.io.UnsupportedEncodingException;
     31 import java.nio.charset.StandardCharsets;
     32 
     33 import javax.obex.ClientSession;
     34 import javax.obex.HeaderSet;
     35 import javax.obex.ResponseCodes;
     36 
     37 final class RequestGetMessage extends Request {
     38 
     39     private static final String TAG = "RequestGetMessage";
     40 
     41     private static final String TYPE = "x-bt/message";
     42 
     43     private Bmessage mBmessage;
     44 
     45     public RequestGetMessage(String handle, MasClient.CharsetType charset,
     46             boolean attachment) {
     47 
     48         mHeaderSet.setHeader(HeaderSet.NAME, handle);
     49 
     50         mHeaderSet.setHeader(HeaderSet.TYPE, TYPE);
     51 
     52         ObexAppParameters oap = new ObexAppParameters();
     53 
     54         oap.add(OAP_TAGID_CHARSET,
     55                 MasClient.CharsetType.UTF_8.equals(charset) ? CHARSET_UTF8
     56                         : CHARSET_NATIVE);
     57 
     58         oap.add(OAP_TAGID_ATTACHMENT, attachment ? ATTACHMENT_ON : ATTACHMENT_OFF);
     59 
     60         oap.addToHeaderSet(mHeaderSet);
     61     }
     62 
     63     @Override
     64     protected void readResponse(InputStream stream) {
     65 
     66         ByteArrayOutputStream baos = new ByteArrayOutputStream();
     67         byte[] buf = new byte[1024];
     68 
     69         try {
     70             int len;
     71             while ((len = stream.read(buf)) != -1) {
     72                 baos.write(buf, 0, len);
     73             }
     74         } catch (IOException e) {
     75             Log.e(TAG, "I/O exception while reading response", e);
     76         }
     77 
     78         // Convert the input stream using UTF-8 since the attributes in the payload are all encoded
     79         // according to it. The actual message body may need to be transcoded depending on
     80         // charset/encoding defined for body-content.
     81         String bmsg;
     82         try {
     83             bmsg = baos.toString(StandardCharsets.UTF_8.name());
     84         } catch (UnsupportedEncodingException ex) {
     85             Log.e(TAG,
     86                     "Coudn't decode the bmessage with UTF-8. Something must be really messed up.");
     87             return;
     88         }
     89 
     90         mBmessage = BmessageParser.createBmessage(bmsg);
     91 
     92         if (mBmessage == null) {
     93             mResponseCode = ResponseCodes.OBEX_HTTP_INTERNAL_ERROR;
     94         }
     95     }
     96 
     97     public Bmessage getMessage() {
     98         return mBmessage;
     99     }
    100 
    101     public String getHandle() {
    102         try {
    103             return (String) mHeaderSet.getHeader(HeaderSet.NAME);
    104         } catch (IOException e) {
    105             Log.e(TAG, "Unexpected exception while reading handle!", e);
    106             return null;
    107         }
    108     }
    109 
    110     @Override
    111     public void execute(ClientSession session) throws IOException {
    112         executeGet(session);
    113     }
    114 }
    115