1 /* 2 * Copyright (C) 2015 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 package com.android.voicemail.impl.sms; 17 18 import android.app.PendingIntent; 19 import android.content.Context; 20 import android.support.annotation.Nullable; 21 import android.telecom.PhoneAccountHandle; 22 import android.telephony.SmsManager; 23 import com.android.voicemail.impl.OmtpConstants; 24 import com.android.voicemail.impl.TelephonyMangerCompat; 25 26 /** 27 * Send client originated OMTP messages to the OMTP server. 28 * 29 * <p>Uses {@link PendingIntent} instead of a call back to notify when the message is sent. This is 30 * primarily to keep the implementation simple and reuse what the underlying {@link SmsManager} 31 * interface provides. 32 * 33 * <p>Provides simple APIs to send different types of mobile originated OMTP SMS to the VVM server. 34 */ 35 public abstract class OmtpMessageSender { 36 protected static final String TAG = "OmtpMessageSender"; 37 protected final Context mContext; 38 protected final PhoneAccountHandle mPhoneAccountHandle; 39 protected final short mApplicationPort; 40 protected final String mDestinationNumber; 41 OmtpMessageSender( Context context, PhoneAccountHandle phoneAccountHandle, short applicationPort, String destinationNumber)42 public OmtpMessageSender( 43 Context context, 44 PhoneAccountHandle phoneAccountHandle, 45 short applicationPort, 46 String destinationNumber) { 47 mContext = context; 48 mPhoneAccountHandle = phoneAccountHandle; 49 mApplicationPort = applicationPort; 50 mDestinationNumber = destinationNumber; 51 } 52 53 /** 54 * Sends a request to the VVM server to activate VVM for the current subscriber. 55 * 56 * @param sentIntent If not NULL this PendingIntent is broadcast when the message is successfully 57 * sent, or failed. 58 */ requestVvmActivation(@ullable PendingIntent sentIntent)59 public void requestVvmActivation(@Nullable PendingIntent sentIntent) {} 60 61 /** 62 * Sends a request to the VVM server to deactivate VVM for the current subscriber. 63 * 64 * @param sentIntent If not NULL this PendingIntent is broadcast when the message is successfully 65 * sent, or failed. 66 */ requestVvmDeactivation(@ullable PendingIntent sentIntent)67 public void requestVvmDeactivation(@Nullable PendingIntent sentIntent) {} 68 69 /** 70 * Send a request to the VVM server to get account status of the current subscriber. 71 * 72 * @param sentIntent If not NULL this PendingIntent is broadcast when the message is successfully 73 * sent, or failed. 74 */ requestVvmStatus(@ullable PendingIntent sentIntent)75 public void requestVvmStatus(@Nullable PendingIntent sentIntent) {} 76 sendSms(String text, PendingIntent sentIntent)77 protected void sendSms(String text, PendingIntent sentIntent) { 78 TelephonyMangerCompat.sendVisualVoicemailSms( 79 mContext, mPhoneAccountHandle, mDestinationNumber, mApplicationPort, text, sentIntent); 80 } 81 appendField(StringBuilder sb, String field, Object value)82 protected void appendField(StringBuilder sb, String field, Object value) { 83 sb.append(field).append(OmtpConstants.SMS_KEY_VALUE_SEPARATOR).append(value); 84 } 85 } 86