1/* 2 * Copyright (C) 2010 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 17package com.android.internal.telephony.sip; 18 19import com.android.internal.telephony.Call; 20import com.android.internal.telephony.Connection; 21import com.android.internal.telephony.Phone; 22import com.android.internal.telephony.PhoneConstants; 23import com.android.internal.telephony.UUSInfo; 24 25import android.os.SystemClock; 26import android.telephony.DisconnectCause; 27import android.telephony.Rlog; 28import android.telephony.PhoneNumberUtils; 29 30abstract class SipConnectionBase extends Connection { 31 private static final String LOG_TAG = "SipConnBase"; 32 private static final boolean DBG = true; 33 private static final boolean VDBG = false; // STOPSHIP if true 34 35 private String mPostDialString; // outgoing calls only 36 private int mNextPostDialChar; // index into postDialString 37 /* 38 * These time/timespan values are based on System.currentTimeMillis(), 39 * i.e., "wall clock" time. 40 */ 41 private long mCreateTime; 42 private long mConnectTime; 43 private long mDisconnectTime; 44 45 /* 46 * These time/timespan values are based on SystemClock.elapsedRealTime(), 47 * i.e., time since boot. They are appropriate for comparison and 48 * calculating deltas. 49 */ 50 private long mConnectTimeReal; 51 private long mDuration = -1L; 52 private long mHoldingStartTime; // The time when the Connection last transitioned 53 // into HOLDING 54 55 private int mCause = DisconnectCause.NOT_DISCONNECTED; 56 private PostDialState mPostDialState = PostDialState.NOT_STARTED; 57 58 SipConnectionBase(String dialString) { 59 if (DBG) log("SipConnectionBase: ctor dialString=" + dialString); 60 mPostDialString = PhoneNumberUtils.extractPostDialPortion(dialString); 61 62 mCreateTime = System.currentTimeMillis(); 63 } 64 65 protected void setState(Call.State state) { 66 if (DBG) log("setState: state=" + state); 67 switch (state) { 68 case ACTIVE: 69 if (mConnectTime == 0) { 70 mConnectTimeReal = SystemClock.elapsedRealtime(); 71 mConnectTime = System.currentTimeMillis(); 72 } 73 break; 74 case DISCONNECTED: 75 mDuration = getDurationMillis(); 76 mDisconnectTime = System.currentTimeMillis(); 77 break; 78 case HOLDING: 79 mHoldingStartTime = SystemClock.elapsedRealtime(); 80 break; 81 default: 82 // Ignore 83 break; 84 } 85 } 86 87 @Override 88 public long getCreateTime() { 89 if (VDBG) log("getCreateTime: ret=" + mCreateTime); 90 return mCreateTime; 91 } 92 93 @Override 94 public long getConnectTime() { 95 if (VDBG) log("getConnectTime: ret=" + mConnectTime); 96 return mConnectTime; 97 } 98 99 @Override 100 public long getDisconnectTime() { 101 if (VDBG) log("getDisconnectTime: ret=" + mDisconnectTime); 102 return mDisconnectTime; 103 } 104 105 @Override 106 public long getDurationMillis() { 107 long dur; 108 if (mConnectTimeReal == 0) { 109 dur = 0; 110 } else if (mDuration < 0) { 111 dur = SystemClock.elapsedRealtime() - mConnectTimeReal; 112 } else { 113 dur = mDuration; 114 } 115 if (VDBG) log("getDurationMillis: ret=" + dur); 116 return dur; 117 } 118 119 @Override 120 public long getHoldDurationMillis() { 121 long dur; 122 if (getState() != Call.State.HOLDING) { 123 // If not holding, return 0 124 dur = 0; 125 } else { 126 dur = SystemClock.elapsedRealtime() - mHoldingStartTime; 127 } 128 if (VDBG) log("getHoldDurationMillis: ret=" + dur); 129 return dur; 130 } 131 132 @Override 133 public int getDisconnectCause() { 134 if (VDBG) log("getDisconnectCause: ret=" + mCause); 135 return mCause; 136 } 137 138 void setDisconnectCause(int cause) { 139 if (DBG) log("setDisconnectCause: prev=" + mCause + " new=" + cause); 140 mCause = cause; 141 } 142 143 @Override 144 public String getVendorDisconnectCause() { 145 return null; 146 } 147 148 @Override 149 public PostDialState getPostDialState() { 150 if (VDBG) log("getPostDialState: ret=" + mPostDialState); 151 return mPostDialState; 152 } 153 154 @Override 155 public void proceedAfterWaitChar() { 156 if (DBG) log("proceedAfterWaitChar: ignore"); 157 } 158 159 @Override 160 public void proceedAfterWildChar(String str) { 161 if (DBG) log("proceedAfterWildChar: ignore"); 162 } 163 164 @Override 165 public void cancelPostDial() { 166 if (DBG) log("cancelPostDial: ignore"); 167 } 168 169 protected abstract Phone getPhone(); 170 171 @Override 172 public String getRemainingPostDialString() { 173 if (mPostDialState == PostDialState.CANCELLED 174 || mPostDialState == PostDialState.COMPLETE 175 || mPostDialString == null 176 || mPostDialString.length() <= mNextPostDialChar) { 177 if (DBG) log("getRemaingPostDialString: ret empty string"); 178 return ""; 179 } 180 181 return mPostDialString.substring(mNextPostDialChar); 182 } 183 184 private void log(String msg) { 185 Rlog.d(LOG_TAG, msg); 186 } 187 188 @Override 189 public int getNumberPresentation() { 190 // TODO: add PRESENTATION_URL 191 if (VDBG) log("getNumberPresentation: ret=PRESENTATION_ALLOWED"); 192 return PhoneConstants.PRESENTATION_ALLOWED; 193 } 194 195 @Override 196 public UUSInfo getUUSInfo() { 197 // FIXME: what's this for SIP? 198 if (VDBG) log("getUUSInfo: ? ret=null"); 199 return null; 200 } 201 202 @Override 203 public int getPreciseDisconnectCause() { 204 return 0; 205 } 206 207 @Override 208 public long getHoldingStartTime() { 209 return mHoldingStartTime; 210 } 211 212 @Override 213 public long getConnectTimeReal() { 214 return mConnectTimeReal; 215 } 216 217 @Override 218 public Connection getOrigConnection() { 219 return null; 220 } 221 222 @Override 223 public boolean isMultiparty() { 224 return false; 225 } 226} 227