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      1 /*
      2  * Copyright (C) 2017 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.telecom;
     18 
     19 import android.os.Parcel;
     20 import android.os.ParcelFileDescriptor;
     21 import android.os.Parcelable;
     22 
     23 import java.io.FileInputStream;
     24 import java.io.FileOutputStream;
     25 import java.io.InputStreamReader;
     26 import java.io.OutputStreamWriter;
     27 import java.nio.charset.StandardCharsets;
     28 
     29 /**
     30  * Data container for information associated with the RTT connection on a call.
     31  * @hide
     32  */
     33 public class ParcelableRttCall implements Parcelable {
     34     private final int mRttMode;
     35     private final ParcelFileDescriptor mTransmitStream;
     36     private final ParcelFileDescriptor mReceiveStream;
     37 
     38     public ParcelableRttCall(
     39             int rttMode,
     40             ParcelFileDescriptor transmitStream,
     41             ParcelFileDescriptor receiveStream) {
     42         mRttMode = rttMode;
     43         mTransmitStream = transmitStream;
     44         mReceiveStream = receiveStream;
     45     }
     46 
     47     protected ParcelableRttCall(Parcel in) {
     48         mRttMode = in.readInt();
     49         mTransmitStream = in.readParcelable(ParcelFileDescriptor.class.getClassLoader());
     50         mReceiveStream = in.readParcelable(ParcelFileDescriptor.class.getClassLoader());
     51     }
     52 
     53     public static final Creator<ParcelableRttCall> CREATOR = new Creator<ParcelableRttCall>() {
     54         @Override
     55         public ParcelableRttCall createFromParcel(Parcel in) {
     56             return new ParcelableRttCall(in);
     57         }
     58 
     59         @Override
     60         public ParcelableRttCall[] newArray(int size) {
     61             return new ParcelableRttCall[size];
     62         }
     63     };
     64 
     65     @Override
     66     public int describeContents() {
     67         return 0;
     68     }
     69 
     70     @Override
     71     public void writeToParcel(Parcel dest, int flags) {
     72         dest.writeInt(mRttMode);
     73         dest.writeParcelable(mTransmitStream, flags);
     74         dest.writeParcelable(mReceiveStream, flags);
     75     }
     76 
     77     public int getRttMode() {
     78         return mRttMode;
     79     }
     80 
     81     public ParcelFileDescriptor getReceiveStream() {
     82         return mReceiveStream;
     83     }
     84 
     85     public ParcelFileDescriptor getTransmitStream() {
     86         return mTransmitStream;
     87     }
     88 }
     89