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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     RequestGetMessage(String handle, MasClient.CharsetType charset, boolean attachment) {
     46 
     47         mHeaderSet.setHeader(HeaderSet.NAME, handle);
     48 
     49         mHeaderSet.setHeader(HeaderSet.TYPE, TYPE);
     50 
     51         ObexAppParameters oap = new ObexAppParameters();
     52 
     53         oap.add(OAP_TAGID_CHARSET,
     54                 MasClient.CharsetType.UTF_8.equals(charset) ? CHARSET_UTF8 : CHARSET_NATIVE);
     55 
     56         oap.add(OAP_TAGID_ATTACHMENT, attachment ? ATTACHMENT_ON : ATTACHMENT_OFF);
     57 
     58         oap.addToHeaderSet(mHeaderSet);
     59     }
     60 
     61     @Override
     62     protected void readResponse(InputStream stream) {
     63 
     64         ByteArrayOutputStream baos = new ByteArrayOutputStream();
     65         byte[] buf = new byte[1024];
     66 
     67         try {
     68             int len;
     69             while ((len = stream.read(buf)) != -1) {
     70                 baos.write(buf, 0, len);
     71             }
     72         } catch (IOException e) {
     73             Log.e(TAG, "I/O exception while reading response", e);
     74         }
     75 
     76         // Convert the input stream using UTF-8 since the attributes in the payload are all encoded
     77         // according to it. The actual message body may need to be transcoded depending on
     78         // charset/encoding defined for body-content.
     79         String bmsg;
     80         try {
     81             bmsg = baos.toString(StandardCharsets.UTF_8.name());
     82         } catch (UnsupportedEncodingException ex) {
     83             Log.e(TAG,
     84                     "Coudn't decode the bmessage with UTF-8. Something must be really messed up.");
     85             return;
     86         }
     87 
     88         mBmessage = BmessageParser.createBmessage(bmsg);
     89 
     90         if (mBmessage == null) {
     91             mResponseCode = ResponseCodes.OBEX_HTTP_INTERNAL_ERROR;
     92         }
     93     }
     94 
     95     public Bmessage getMessage() {
     96         return mBmessage;
     97     }
     98 
     99     public String getHandle() {
    100         try {
    101             return (String) mHeaderSet.getHeader(HeaderSet.NAME);
    102         } catch (IOException e) {
    103             Log.e(TAG, "Unexpected exception while reading handle!", e);
    104             return null;
    105         }
    106     }
    107 
    108     @Override
    109     public void execute(ClientSession session) throws IOException {
    110         executeGet(session);
    111     }
    112 }
    113