1 /* 2 * Copyright (C) 2011 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.provider; 18 19 import android.Manifest; 20 import android.annotation.SdkConstant; 21 import android.annotation.SdkConstant.SdkConstantType; 22 import android.content.ComponentName; 23 import android.content.ContentResolver; 24 import android.content.ContentValues; 25 import android.content.Context; 26 import android.content.Intent; 27 import android.database.ContentObserver; 28 import android.net.Uri; 29 import android.provider.CallLog.Calls; 30 import android.telecom.PhoneAccount; 31 import android.telecom.PhoneAccountHandle; 32 import android.telecom.Voicemail; 33 import java.util.List; 34 35 /** 36 * The contract between the voicemail provider and applications. Contains 37 * definitions for the supported URIs and columns. 38 * 39 * <P>The content providers exposes two tables through this interface: 40 * <ul> 41 * <li> Voicemails table: This stores the actual voicemail records. The 42 * columns and URIs for accessing this table are defined by the 43 * {@link Voicemails} class. 44 * </li> 45 * <li> Status table: This provides a way for the voicemail source application 46 * to convey its current state to the system. The columns and URIS for 47 * accessing this table are defined by the {@link Status} class. 48 * </li> 49 * </ul> 50 * 51 * <P> The minimum permission needed to access this content provider is 52 * {@link Manifest.permission#ADD_VOICEMAIL} 53 * 54 * <P>Voicemails are inserted by what is called as a "voicemail source" 55 * application, which is responsible for syncing voicemail data between a remote 56 * server and the local voicemail content provider. "voicemail source" 57 * application should always set the {@link #PARAM_KEY_SOURCE_PACKAGE} in the 58 * URI to identify its package. 59 * 60 * <P>In addition to the {@link ContentObserver} notifications the voicemail 61 * provider also generates broadcast intents to notify change for applications 62 * that are not active and therefore cannot listen to ContentObserver 63 * notifications. Broadcast intents with following actions are generated: 64 * <ul> 65 * <li> {@link #ACTION_NEW_VOICEMAIL} is generated for each new voicemail 66 * inserted. 67 * </li> 68 * <li> {@link Intent#ACTION_PROVIDER_CHANGED} is generated for any change 69 * made into the database, including new voicemail. 70 * </li> 71 * </ul> 72 */ 73 public class VoicemailContract { 74 /** Not instantiable. */ 75 private VoicemailContract() { 76 } 77 78 /** The authority used by the voicemail provider. */ 79 public static final String AUTHORITY = "com.android.voicemail"; 80 /** 81 * Parameter key used in the URI to specify the voicemail source package name. 82 * <p> This field must be set in all requests that originate from a voicemail source. 83 */ 84 public static final String PARAM_KEY_SOURCE_PACKAGE = "source_package"; 85 86 /** Broadcast intent when a new voicemail record is inserted. */ 87 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 88 public static final String ACTION_NEW_VOICEMAIL = "android.intent.action.NEW_VOICEMAIL"; 89 90 /** 91 * Broadcast intent to request a voicemail source to fetch voicemail content of a specific 92 * voicemail from the remote server. The voicemail to fetch is specified by the data uri 93 * of the intent. 94 * <p> 95 * All voicemail sources are expected to handle this event. After storing the content 96 * the application should also set {@link Voicemails#HAS_CONTENT} to 1; 97 */ 98 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 99 public static final String ACTION_FETCH_VOICEMAIL = "android.intent.action.FETCH_VOICEMAIL"; 100 101 /** 102 * Broadcast intent to request all voicemail sources to perform a sync with the remote server. 103 */ 104 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 105 public static final String ACTION_SYNC_VOICEMAIL = "android.provider.action.SYNC_VOICEMAIL"; 106 107 /** 108 * Broadcast intent to inform a new visual voicemail SMS has been received. This intent will 109 * only be delivered to the voicemail client. The intent will have the following extra values: 110 * 111 * <ul> 112 * <li><em>{@link #EXTRA_VOICEMAIL_SMS_TYPE}</em> - (String) The event type of the SMS. Common 113 * values are "SYNC" or "STATUS"</li> 114 * <li><em>{@link #EXTRA_VOICEMAIL_SMS_DATA}</em> - (Bundle) The fields sent by the SMS</li> 115 * <li><em>{@link #EXTRA_VOICEMAIL_SMS_SUBID}</em> - (Integer) The subscription ID of the 116 * phone account that received the SMS</li> 117 * </ul> 118 */ 119 /** @hide */ 120 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 121 public static final String ACTION_VOICEMAIL_SMS_RECEIVED = 122 "android.intent.action.VOICEMAIL_SMS_RECEIVED"; 123 124 /** 125 * Optional extra included in {@link #ACTION_VOICEMAIL_SMS_RECEIVED} broadcast intents to 126 * indicate the event type of the SMS. Common values are "SYNC" or "STATUS". The extra will not 127 * exist if the framework cannot parse the SMS as voicemail but the carrier pattern indicates 128 * it is. 129 */ 130 /** @hide */ 131 public static final String EXTRA_VOICEMAIL_SMS_PREFIX = 132 "com.android.voicemail.extra.VOICEMAIL_SMS_PREFIX"; 133 134 /** 135 * Optional extra included in {@link #ACTION_VOICEMAIL_SMS_RECEIVED} broadcast intents to 136 * indicate the fields sent by the SMS. The extra will not exist if the framework cannot 137 * parse the SMS as voicemail but the carrier pattern indicates it is. 138 */ 139 /** @hide */ 140 public static final String EXTRA_VOICEMAIL_SMS_FIELDS = 141 "com.android.voicemail.extra.VOICEMAIL_SMS_FIELDS"; 142 143 /** 144 * Extra included in {@link #ACTION_VOICEMAIL_SMS_RECEIVED} broadcast intents to indicate the 145 * message body of the SMS. This extra is included if the framework cannot 146 * parse the SMS as voicemail but the carrier pattern indicates it is. 147 */ 148 /** 149 * @hide 150 */ 151 public static final String EXTRA_VOICEMAIL_SMS_MESSAGE_BODY = 152 "com.android.voicemail.extra.VOICEMAIL_SMS_MESSAGE_BODY"; 153 154 /** 155 * Extra included in {@link #ACTION_VOICEMAIL_SMS_RECEIVED} broadcast intents to indicate he 156 * subscription ID of the phone account that received the SMS. 157 */ 158 /** @hide */ 159 public static final String EXTRA_VOICEMAIL_SMS_SUBID = 160 "com.android.voicemail.extra.VOICEMAIL_SMS_SUBID"; 161 162 /** 163 * Extra included in {@link Intent#ACTION_PROVIDER_CHANGED} broadcast intents to indicate if the 164 * receiving package made this change. 165 */ 166 public static final String EXTRA_SELF_CHANGE = "com.android.voicemail.extra.SELF_CHANGE"; 167 168 /** 169 * Extra included in {@link #ACTION_SYNC_VOICEMAIL} broadcast intents to indicate which {@link 170 * PhoneAccountHandle} to sync. 171 */ 172 public static final String EXTRA_PHONE_ACCOUNT_HANDLE = 173 "android.provider.extra.PHONE_ACCOUNT_HANDLE"; 174 175 /** 176 * Name of the source package field, which must be same across all voicemail related tables. 177 * This is an internal field. 178 * @hide 179 */ 180 public static final String SOURCE_PACKAGE_FIELD = "source_package"; 181 182 /** Defines fields exposed through the /voicemail path of this content provider. */ 183 public static final class Voicemails implements BaseColumns, OpenableColumns { 184 /** Not instantiable. */ 185 private Voicemails() { 186 } 187 188 /** URI to insert/retrieve voicemails. */ 189 public static final Uri CONTENT_URI = 190 Uri.parse("content://" + AUTHORITY + "/voicemail"); 191 192 /** The MIME type for a collection of voicemails. */ 193 public static final String DIR_TYPE = "vnd.android.cursor.dir/voicemails"; 194 195 /** The MIME type for a single voicemail. */ 196 public static final String ITEM_TYPE = "vnd.android.cursor.item/voicemail"; 197 198 /** 199 * Phone number of the voicemail sender. 200 * <P>Type: TEXT</P> 201 */ 202 public static final String NUMBER = Calls.NUMBER; 203 /** 204 * The date the voicemail was sent, in milliseconds since the epoch 205 * <P>Type: INTEGER (long)</P> 206 */ 207 public static final String DATE = Calls.DATE; 208 /** 209 * The duration of the voicemail in seconds. 210 * <P>Type: INTEGER (long)</P> 211 */ 212 public static final String DURATION = Calls.DURATION; 213 /** 214 * Whether this item has been read or otherwise consumed by the user. 215 * <P>Type: INTEGER (boolean)</P> 216 */ 217 public static final String IS_READ = Calls.IS_READ; 218 /** 219 * The mail box state of the voicemail. This field is currently not used by the system. 220 * <P> Possible values: {@link #STATE_INBOX}, {@link #STATE_DELETED}, 221 * {@link #STATE_UNDELETED}. 222 * <P>Type: INTEGER</P> 223 * @hide 224 */ 225 public static final String STATE = "state"; 226 /** 227 * Value of {@link #STATE} when the voicemail is in inbox. 228 * @hide 229 */ 230 public static int STATE_INBOX = 0; 231 /** 232 * Value of {@link #STATE} when the voicemail has been marked as deleted. 233 * @hide 234 */ 235 public static int STATE_DELETED = 1; 236 /** 237 * Value of {@link #STATE} when the voicemail has marked as undeleted. 238 * @hide 239 */ 240 public static int STATE_UNDELETED = 2; 241 /** 242 * Package name of the source application that inserted the voicemail. 243 * <P>Type: TEXT</P> 244 */ 245 public static final String SOURCE_PACKAGE = SOURCE_PACKAGE_FIELD; 246 /** 247 * Application-specific data available to the source application that 248 * inserted the voicemail. This is typically used to store the source 249 * specific message id to identify this voicemail on the remote 250 * voicemail server. 251 * <P>Type: TEXT</P> 252 * <P> Note that this is NOT the voicemail media content data. 253 */ 254 public static final String SOURCE_DATA = "source_data"; 255 /** 256 * Whether the media content for this voicemail is available for 257 * consumption. 258 * <P>Type: INTEGER (boolean)</P> 259 */ 260 public static final String HAS_CONTENT = "has_content"; 261 /** 262 * MIME type of the media content for the voicemail. 263 * <P>Type: TEXT</P> 264 */ 265 public static final String MIME_TYPE = "mime_type"; 266 /** 267 * The transcription of the voicemail entry. This will only be populated if the voicemail 268 * entry has a valid transcription. 269 * <P>Type: TEXT</P> 270 */ 271 public static final String TRANSCRIPTION = "transcription"; 272 /** 273 * Path to the media content file. Internal only field. 274 * @hide 275 */ 276 public static final String _DATA = "_data"; 277 278 // Note: PHONE_ACCOUNT_* constant values are "subscription_*" due to a historic naming 279 // that was encoded into call log databases. 280 281 /** 282 * The {@link ComponentName} of the {@link PhoneAccount} in string form. The 283 * {@link PhoneAccount} of the voicemail is used to differentiate voicemails from different 284 * sources. 285 * <P>Type: TEXT</P> 286 */ 287 public static final String PHONE_ACCOUNT_COMPONENT_NAME = "subscription_component_name"; 288 289 /** 290 * The identifier of a {@link PhoneAccount} that is unique to a specified 291 * {@link ComponentName}. The {@link PhoneAccount} of the voicemail is used to differentiate 292 * voicemails from different sources. 293 * <P>Type: TEXT</P> 294 */ 295 public static final String PHONE_ACCOUNT_ID = "subscription_id"; 296 297 /** 298 * Flag used to indicate that local, unsynced changes are present. 299 * Currently, this is used to indicate that the voicemail was read or deleted. 300 * The value will be 1 if dirty is true, 0 if false. 301 * <P>Type: INTEGER (boolean)</P> 302 */ 303 public static final String DIRTY = "dirty"; 304 305 /** 306 * Flag used to indicate that the voicemail was deleted but not synced to the server. 307 * A deleted row should be ignored. 308 * The value will be 1 if deleted is true, 0 if false. 309 * <P>Type: INTEGER (boolean)</P> 310 */ 311 public static final String DELETED = "deleted"; 312 313 /** 314 * The date the row is last inserted, updated, or marked as deleted, in milliseconds 315 * since the epoch. Read only. 316 * <P>Type: INTEGER (long)</P> 317 */ 318 public static final String LAST_MODIFIED = "last_modified"; 319 320 /** 321 * A convenience method to build voicemail URI specific to a source package by appending 322 * {@link VoicemailContract#PARAM_KEY_SOURCE_PACKAGE} param to the base URI. 323 */ 324 public static Uri buildSourceUri(String packageName) { 325 return Voicemails.CONTENT_URI.buildUpon() 326 .appendQueryParameter(PARAM_KEY_SOURCE_PACKAGE, packageName) 327 .build(); 328 } 329 330 /** 331 * Inserts a new voicemail into the voicemail content provider. 332 * 333 * @param context The context of the app doing the inserting 334 * @param voicemail Data to be inserted 335 * @return {@link Uri} of the newly inserted {@link Voicemail} 336 * 337 * @hide 338 */ 339 public static Uri insert(Context context, Voicemail voicemail) { 340 ContentResolver contentResolver = context.getContentResolver(); 341 ContentValues contentValues = getContentValues(voicemail); 342 return contentResolver.insert(buildSourceUri(context.getPackageName()), contentValues); 343 } 344 345 /** 346 * Inserts a list of voicemails into the voicemail content provider. 347 * 348 * @param context The context of the app doing the inserting 349 * @param voicemails Data to be inserted 350 * @return the number of voicemails inserted 351 * 352 * @hide 353 */ 354 public static int insert(Context context, List<Voicemail> voicemails) { 355 ContentResolver contentResolver = context.getContentResolver(); 356 int count = voicemails.size(); 357 for (int i = 0; i < count; i++) { 358 ContentValues contentValues = getContentValues(voicemails.get(i)); 359 contentResolver.insert(buildSourceUri(context.getPackageName()), contentValues); 360 } 361 return count; 362 } 363 364 /** 365 * Clears all voicemails accessible to this voicemail content provider for the calling 366 * package. By default, a package only has permission to delete voicemails it inserted. 367 * 368 * @return the number of voicemails deleted 369 * 370 * @hide 371 */ 372 public static int deleteAll(Context context) { 373 return context.getContentResolver().delete( 374 buildSourceUri(context.getPackageName()), "", new String[0]); 375 } 376 377 /** 378 * Maps structured {@link Voicemail} to {@link ContentValues} in content provider. 379 */ 380 private static ContentValues getContentValues(Voicemail voicemail) { 381 ContentValues contentValues = new ContentValues(); 382 contentValues.put(Voicemails.DATE, String.valueOf(voicemail.getTimestampMillis())); 383 contentValues.put(Voicemails.NUMBER, voicemail.getNumber()); 384 contentValues.put(Voicemails.DURATION, String.valueOf(voicemail.getDuration())); 385 contentValues.put(Voicemails.SOURCE_PACKAGE, voicemail.getSourcePackage()); 386 contentValues.put(Voicemails.SOURCE_DATA, voicemail.getSourceData()); 387 contentValues.put(Voicemails.IS_READ, voicemail.isRead() ? 1 : 0); 388 389 PhoneAccountHandle phoneAccount = voicemail.getPhoneAccount(); 390 if (phoneAccount != null) { 391 contentValues.put(Voicemails.PHONE_ACCOUNT_COMPONENT_NAME, 392 phoneAccount.getComponentName().flattenToString()); 393 contentValues.put(Voicemails.PHONE_ACCOUNT_ID, phoneAccount.getId()); 394 } 395 396 if (voicemail.getTranscription() != null) { 397 contentValues.put(Voicemails.TRANSCRIPTION, voicemail.getTranscription()); 398 } 399 400 return contentValues; 401 } 402 } 403 404 /** Defines fields exposed through the /status path of this content provider. */ 405 public static final class Status implements BaseColumns { 406 /** URI to insert/retrieve status of voicemail source. */ 407 public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/status"); 408 /** The MIME type for a collection of voicemail source statuses. */ 409 public static final String DIR_TYPE = "vnd.android.cursor.dir/voicemail.source.status"; 410 /** The MIME type for a single voicemail source status entry. */ 411 public static final String ITEM_TYPE = "vnd.android.cursor.item/voicemail.source.status"; 412 413 /** Not instantiable. */ 414 private Status() { 415 } 416 /** 417 * The package name of the voicemail source. There can only be a one entry per account 418 * per source. 419 * <P>Type: TEXT</P> 420 */ 421 public static final String SOURCE_PACKAGE = SOURCE_PACKAGE_FIELD; 422 423 /** 424 * The type of the source, which determines how to interpret source-specific states. 425 * Typically this will be set to the same string as 426 * {@link android.telephony.CarrierConfigManager#KEY_VVM_TYPE_STRING}. For example, 427 * "vvm_type_omtp". 428 * 429 * <P>Type: TEXT</P> 430 * 431 * @see #CONFIGURATION_STATE 432 * @see #DATA_CHANNEL_STATE 433 * @see #NOTIFICATION_CHANNEL_STATE 434 */ 435 public static final String SOURCE_TYPE = "source_type"; 436 437 // Note: Multiple entries may exist for a single source if they are differentiated by the 438 // PHONE_ACCOUNT_* fields. 439 440 /** 441 * The {@link ComponentName} of the {@link PhoneAccount} in string form. The 442 * {@link PhoneAccount} differentiates voicemail sources from the same package. 443 * <P>Type: TEXT</P> 444 */ 445 public static final String PHONE_ACCOUNT_COMPONENT_NAME = "phone_account_component_name"; 446 447 /** 448 * The identifier of a {@link PhoneAccount} that is unique to a specified component. The 449 * {@link PhoneAccount} differentiates voicemail sources from the same package. 450 * <P>Type: TEXT</P> 451 */ 452 public static final String PHONE_ACCOUNT_ID = "phone_account_id"; 453 454 /** 455 * The URI to call to invoke source specific voicemail settings screen. On a user request 456 * to setup voicemail an intent with action VIEW with this URI will be fired by the system. 457 * <P>Type: TEXT</P> 458 */ 459 public static final String SETTINGS_URI = "settings_uri"; 460 /** 461 * The URI to call when the user requests to directly access the voicemail from the remote 462 * server. In case of an IVR voicemail system this is typically set to the the voicemail 463 * number specified using a tel:/ URI. 464 * <P>Type: TEXT</P> 465 */ 466 public static final String VOICEMAIL_ACCESS_URI = "voicemail_access_uri"; 467 /** 468 * The configuration state of the voicemail source. 469 * 470 * <P>Negative values are reserved to the source for source-specific states, see 471 * {@link #SOURCE_TYPE} 472 * 473 * <P> Possible values: 474 * {@link #CONFIGURATION_STATE_OK}, 475 * {@link #CONFIGURATION_STATE_NOT_CONFIGURED}, 476 * {@link #CONFIGURATION_STATE_CAN_BE_CONFIGURED} 477 * {@link #CONFIGURATION_STATE_CONFIGURING} 478 * {@link #CONFIGURATION_STATE_FAILED} 479 * {@link #CONFIGURATION_STATE_DISABLED} 480 * <P>Type: INTEGER</P> 481 */ 482 public static final String CONFIGURATION_STATE = "configuration_state"; 483 484 /** Value of {@link #CONFIGURATION_STATE} to indicate an all OK configuration status. */ 485 public static final int CONFIGURATION_STATE_OK = 0; 486 /** 487 * Value of {@link #CONFIGURATION_STATE} to indicate the visual voicemail is not 488 * yet configured on this device. 489 */ 490 public static final int CONFIGURATION_STATE_NOT_CONFIGURED = 1; 491 /** 492 * Value of {@link #CONFIGURATION_STATE} to indicate the visual voicemail is not 493 * yet configured on this device but can be configured by the user. 494 * <p> This state must be used when the source has verified that the current user can be 495 * upgraded to visual voicemail and would like to show a set up invitation message. 496 */ 497 public static final int CONFIGURATION_STATE_CAN_BE_CONFIGURED = 2; 498 /** 499 * Value of {@link #CONFIGURATION_STATE} to indicate that visual voicemail still is being 500 * configured. 501 */ 502 public static final int CONFIGURATION_STATE_CONFIGURING = 3; 503 /** 504 * Value of {@link #CONFIGURATION_STATE} to indicate that visual voicemail has failed to 505 * be configured. 506 */ 507 public static final int CONFIGURATION_STATE_FAILED = 4; 508 /** 509 * Value of {@link #CONFIGURATION_STATE} to indicate that visual voicemail is disabled by 510 * the user. 511 */ 512 public static final int CONFIGURATION_STATE_DISABLED = 5; 513 /** 514 * The data channel state of the voicemail source. This the channel through which the source 515 * pulls voicemail data from a remote server. 516 * 517 * <P>Negative values are reserved to the source for source-specific states, see 518 * {@link #SOURCE_TYPE} 519 * 520 * <P> Possible values: 521 * {@link #DATA_CHANNEL_STATE_OK}, 522 * {@link #DATA_CHANNEL_STATE_NO_CONNECTION} 523 * </P> 524 * <P>Type: INTEGER</P> 525 */ 526 public static final String DATA_CHANNEL_STATE = "data_channel_state"; 527 528 /** 529 * Value of {@link #DATA_CHANNEL_STATE} to indicate that data channel is working fine. 530 */ 531 public static final int DATA_CHANNEL_STATE_OK = 0; 532 /** 533 * Value of {@link #DATA_CHANNEL_STATE} to indicate that data channel failed to find a 534 * suitable network to connect to the server. 535 */ 536 public static final int DATA_CHANNEL_STATE_NO_CONNECTION = 1; 537 /** 538 * Value of {@link #DATA_CHANNEL_STATE} to indicate that data channel failed to find a 539 * suitable network to connect to the server, and the carrier requires using cellular 540 * data network to connect to the server. 541 */ 542 public static final int DATA_CHANNEL_STATE_NO_CONNECTION_CELLULAR_REQUIRED = 2; 543 /** 544 * Value of {@link #DATA_CHANNEL_STATE} to indicate that data channel received incorrect 545 * settings or credentials to connect to the server 546 */ 547 public static final int DATA_CHANNEL_STATE_BAD_CONFIGURATION = 3; 548 /** 549 * Value of {@link #DATA_CHANNEL_STATE} to indicate that a error has occurred in the data 550 * channel while communicating with the server 551 */ 552 public static final int DATA_CHANNEL_STATE_COMMUNICATION_ERROR = 4; 553 /** 554 * Value of {@link #DATA_CHANNEL_STATE} to indicate that the server reported an internal 555 * error to the data channel. 556 */ 557 public static final int DATA_CHANNEL_STATE_SERVER_ERROR = 5; 558 /** 559 * Value of {@link #DATA_CHANNEL_STATE} to indicate that while there is a suitable network, 560 * the data channel is unable to establish a connection with the server. 561 */ 562 public static final int DATA_CHANNEL_STATE_SERVER_CONNECTION_ERROR = 6; 563 564 /** 565 * The notification channel state of the voicemail source. This is the channel through which 566 * the source gets notified of new voicemails on the remote server. 567 * 568 * <P>Negative values are reserved to the source for source-specific states, see 569 * {@link #SOURCE_TYPE} 570 * 571 * <P> Possible values: 572 * {@link #NOTIFICATION_CHANNEL_STATE_OK}, 573 * {@link #NOTIFICATION_CHANNEL_STATE_NO_CONNECTION}, 574 * {@link #NOTIFICATION_CHANNEL_STATE_MESSAGE_WAITING} 575 * </P> 576 * <P>Type: INTEGER</P> 577 */ 578 public static final String NOTIFICATION_CHANNEL_STATE = "notification_channel_state"; 579 580 /** 581 * Value of {@link #NOTIFICATION_CHANNEL_STATE} to indicate that the notification channel is 582 * working fine. 583 */ 584 public static final int NOTIFICATION_CHANNEL_STATE_OK = 0; 585 /** 586 * Value of {@link #NOTIFICATION_CHANNEL_STATE} to indicate that the notification channel 587 * connection is not working. 588 */ 589 public static final int NOTIFICATION_CHANNEL_STATE_NO_CONNECTION = 1; 590 /** 591 * Value of {@link #NOTIFICATION_CHANNEL_STATE} to indicate that there are messages waiting 592 * on the server but the details are not known. 593 * <p> Use this state when the notification can only tell that there are pending messages on 594 * the server but no details of the sender/time etc are known. 595 */ 596 public static final int NOTIFICATION_CHANNEL_STATE_MESSAGE_WAITING = 2; 597 598 /** 599 * Amount of resource that is used by existing voicemail in the visual voicemail inbox, 600 * or {@link #QUOTA_UNAVAILABLE} if the quota has never been updated before. This value is 601 * used to inform the client the situation on the remote server. Unit is not specified. 602 * <P>Type: INTEGER</P> 603 */ 604 public static final String QUOTA_OCCUPIED = "quota_occupied"; 605 606 /** 607 * Total resource in the visual voicemail inbox that can be used, or 608 * {@link #QUOTA_UNAVAILABLE} if server either has unlimited quota or does not provide quota 609 * information. This value is used to inform the client the situation on the remote server. 610 * Unit is not specified. 611 * <P>Type: INTEGER</P> 612 */ 613 public static final String QUOTA_TOTAL = "quota_total"; 614 615 /** 616 * Value for {@link #QUOTA_OCCUPIED} and {@link #QUOTA_TOTAL} to indicate that no 617 * information is available. 618 */ 619 public static final int QUOTA_UNAVAILABLE = -1; 620 621 /** 622 * A convenience method to build status URI specific to a source package by appending 623 * {@link VoicemailContract#PARAM_KEY_SOURCE_PACKAGE} param to the base URI. 624 */ 625 public static Uri buildSourceUri(String packageName) { 626 return Status.CONTENT_URI.buildUpon() 627 .appendQueryParameter(PARAM_KEY_SOURCE_PACKAGE, packageName).build(); 628 } 629 } 630 } 631