CarrierConfigManager.java revision 6c1dc315aaf68676c56cc00b13f6937ef5592f8d 
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
17package android.telephony;
18
19import com.android.internal.telephony.ICarrierConfigLoader;
20
21import android.annotation.NonNull;
22import android.annotation.Nullable;
23import android.annotation.SystemApi;
24import android.content.Context;
25import android.os.PersistableBundle;
26import android.os.RemoteException;
27import android.os.ServiceManager;
28
29/**
30 * Provides access to telephony configuration values that are carrier-specific.
31 * <p>
32 * Users should obtain an instance of this class by calling
33 * {@code mContext.getSystemService(Context.CARRIER_CONFIG_SERVICE);}
34 * </p>
35 *
36 * @see Context#getSystemService
37 * @see Context#CARRIER_CONFIG_SERVICE
38 */
39public class CarrierConfigManager {
40    private final static String TAG = "CarrierConfigManager";
41
42    /**
43     * @hide
44     */
45    public CarrierConfigManager() {
46    }
47
48    /**
49     * This intent is broadcast by the system when carrier config changes.
50     */
51    public static final String
52            ACTION_CARRIER_CONFIG_CHANGED = "android.telephony.action.CARRIER_CONFIG_CHANGED";
53
54    // Below are the keys used in carrier config bundles. To add a new variable, define the key and
55    // give it a default value in sDefaults. If you need to ship a per-network override in the
56    // system image, that can be added in packages/apps/CarrierConfig.
57
58    /**
59     * Flag indicating whether the Phone app should ignore EVENT_SIM_NETWORK_LOCKED
60     * events from the Sim.
61     * If true, this will prevent the IccNetworkDepersonalizationPanel from being shown, and
62     * effectively disable the "Sim network lock" feature.
63     */
64    public static final String
65            KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
66
67    /**
68     * Flag indicating whether the Phone app should provide a "Dismiss" button on the SIM network
69     * unlock screen. The default value is true. If set to false, there will be *no way* to dismiss
70     * the SIM network unlock screen if you don't enter the correct unlock code. (One important
71     * consequence: there will be no way to make an Emergency Call if your SIM is network-locked and
72     * you don't know the PIN.)
73     */
74    public static final String
75            KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
76
77    /** Flag indicating if the phone is a world phone */
78    public static final String KEY_WORLD_PHONE_BOOL = "world_phone_bool";
79
80    /**
81     * If true, enable vibration (haptic feedback) for key presses in the EmergencyDialer activity.
82     * The pattern is set on a per-platform basis using config_virtualKeyVibePattern. To be
83     * consistent with the regular Dialer, this value should agree with the corresponding values
84     * from config.xml under apps/Contacts.
85     */
86    public static final String
87            KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_vibration_bool";
88
89    /** Flag indicating if dtmf tone type is enabled */
90    public static final String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
91
92    /** Flag indicating if auto retry is enabled */
93    public static final String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
94
95    /**
96     * Determine whether we want to play local DTMF tones in a call, or just let the radio/BP handle
97     * playing of the tones.
98     */
99    public static final String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
100
101    /**
102     * If true, show an onscreen "Dial" button in the dialer. In practice this is used on all
103     * platforms, even the ones with hard SEND/END keys, but for maximum flexibility it's controlled
104     * by a flag here (which can be overridden on a per-product basis.)
105     */
106    public static final String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
107
108    /** Determines if device implements a noise suppression device for in call audio. */
109    public static final String
110            KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
111
112    /**
113     * Determines if the current device should allow emergency numbers to be logged in the Call Log.
114     * (Some carriers require that emergency calls *not* be logged, presumably to avoid the risk of
115     * accidental redialing from the call log UI. This is a good idea, so the default here is
116     * false.)
117     */
118    public static final String
119            KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
120
121    /** If true, removes the Voice Privacy option from Call Settings */
122    public static final String KEY_VOICE_PRIVACY_DISABLE_UI_BOOL = "voice_privacy_disable_ui_bool";
123
124    /** Control whether users can reach the carrier portions of Cellular Network Settings. */
125    public static final String
126            KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
127
128    /** Control whether users can edit APNs in Settings. */
129    public static final String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
130
131    /** Control whether users can choose a network operator. */
132    public static final String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
133
134    /** Used in Cellular Network Settings for preferred network type. */
135    public static final String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
136
137    /** Show cdma network mode choices 1x, 3G, global etc. */
138    public static final String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
139
140    /** CDMA activation goes through HFA */
141    public static final String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
142
143    /**
144     * CDMA activation goes through OTASP.
145     * <p>
146     * TODO: This should be combined with config_use_hfa_for_provisioning and implemented as an enum
147     * (NONE, HFA, OTASP).
148     */
149    public static final String KEY_USE_OTASP_FOR_PROVISIONING_BOOL = "use_otasp_for_provisioning_bool";
150
151    /** Display carrier settings menu if true */
152    public static final String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
153
154    /** Does not display additional call seting for IMS phone based on GSM Phone */
155    public static final String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
156
157    /** Show APN Settings for some CDMA carriers */
158    public static final String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
159
160    /** After a CDMA conference call is merged, the swap button should be displayed. */
161    public static final String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
162
163    /**
164     * Determine whether the voicemail notification is persistent in the notification bar. If true,
165     * the voicemail notifications cannot be dismissed from the notification bar.
166     */
167    public static final String
168            KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL = "voicemail_notification_persistent_bool";
169
170    /** For IMS video over LTE calls, determines whether video pause signalling is supported. */
171    public static final String
172            KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
173
174    /**
175     * Disables dialing "*228" (OTASP provisioning) on CDMA carriers where it is not supported or is
176     * potentially harmful by locking the SIM to 3G.
177     */
178    public static final String
179            KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
180
181    /**
182     * Flag specifying whether VoLTE should be available for carrier, independent of carrier
183     * provisioning. If false: hard disabled. If true: then depends on carrier provisioning,
184     * availability, etc.
185     */
186    public static final String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
187
188    /**
189     * Flag specifying whether WFC over IMS should be available for carrier: independent of
190     * carrier provisioning. If false: hard disabled. If true: then depends on carrier
191     * provisioning, availability etc.
192     */
193    public static final String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
194
195    /** Flag specifying whether VoLTE availability is based on provisioning. */
196    public static final String KEY_CARRIER_VOLTE_PROVISIONED_BOOL = "carrier_volte_provisioned_bool";
197
198    /** Flag specifying whether VoLTE TTY is supported. */
199    public static final String KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL
200            = "carrier_volte_tty_supported_bool";
201
202    /**
203     * If Voice Radio Technology is RIL_RADIO_TECHNOLOGY_LTE:14 or RIL_RADIO_TECHNOLOGY_UNKNOWN:0
204     * this is the value that should be used instead. A configuration value of
205     * RIL_RADIO_TECHNOLOGY_UNKNOWN:0 means there is no replacement value and that the default
206     * assumption for phone type (GSM) should be used.
207     */
208    public static final String KEY_VOLTE_REPLACEMENT_RAT_INT = "volte_replacement_rat_int";
209
210    /**
211     * The default sim call manager to use when the default dialer doesn't implement one. A sim call
212     * manager can control and route outgoing and incoming phone calls, even if they're placed
213     * using another connection service (PSTN, for example).
214     */
215    public static final String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
216
217    /* The following 3 fields are related to carrier visual voicemail. */
218
219    /**
220     * The carrier number mobile outgoing (MO) sms messages are sent to.
221     */
222    public static final String KEY_VVM_DESTINATION_NUMBER_STRING = "vvm_destination_number_string";
223
224    /**
225     * The port through which the mobile outgoing (MO) sms messages are sent through.
226     */
227    public static final String KEY_VVM_PORT_NUMBER_INT = "vvm_port_number_int";
228
229    /**
230     * The type of visual voicemail protocol the carrier adheres to. See {@link TelephonyManager}
231     * for possible values. For example {@link TelephonyManager#VVM_TYPE_OMTP}.
232     */
233    public static final String KEY_VVM_TYPE_STRING = "vvm_type_string";
234
235    /**
236     * The package name of the carrier's visual voicemail app to ensure that dialer visual voicemail
237     * and carrier visual voicemail are not active at the same time.
238     */
239    public static final String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
240
241    /**
242     * Flag specifying whether an additional (client initiated) intent needs to be sent on System
243     * update
244     * @hide
245     */
246    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
247
248    /**
249     * Intent to be sent for the additional action on System update
250     * @hide
251     */
252    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING =
253            "ci_action_on_sys_update_intent_string";
254
255    /**
256     * Extra to be included in the intent sent for additional action on System update
257     * @hide
258     */
259    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING =
260            "ci_action_on_sys_update_extra_string";
261
262    /**
263     * Value of extra included in intent sent for additional action on System update
264     * @hide
265     */
266    public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING =
267            "ci_action_on_sys_update_extra_val_string";
268
269    // These variables are used by the MMS service and exposed through another API, {@link
270    // SmsManager}. The variable names and string values are copied from there.
271    public static final String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
272    public static final String KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL = "allowAttachAudio";
273    public static final String KEY_MMS_APPEND_TRANSACTION_ID_BOOL = "enabledTransID";
274    public static final String KEY_MMS_GROUP_MMS_ENABLED_BOOL = "enableGroupMms";
275    public static final String KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL = "enableMMSDeliveryReports";
276    public static final String KEY_MMS_MMS_ENABLED_BOOL = "enabledMMS";
277    public static final String KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL = "enableMMSReadReports";
278    public static final String KEY_MMS_MULTIPART_SMS_ENABLED_BOOL = "enableMultipartSMS";
279    public static final String KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL = "enabledNotifyWapMMSC";
280    public static final String KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL = "sendMultipartSmsAsSeparateMessages";
281    public static final String KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL = "config_cellBroadcastAppLinks";
282    public static final String KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL = "enableSMSDeliveryReports";
283    public static final String KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL = "supportHttpCharsetHeader";
284    public static final String KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL = "supportMmsContentDisposition";
285    public static final String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
286    public static final String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
287    public static final String KEY_MMS_HTTP_SOCKET_TIMEOUT_INT = "httpSocketTimeout";
288    public static final String KEY_MMS_MAX_IMAGE_HEIGHT_INT = "maxImageHeight";
289    public static final String KEY_MMS_MAX_IMAGE_WIDTH_INT = "maxImageWidth";
290    public static final String KEY_MMS_MAX_MESSAGE_SIZE_INT = "maxMessageSize";
291    public static final String KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT = "maxMessageTextSize";
292    public static final String KEY_MMS_RECIPIENT_LIMIT_INT = "recipientLimit";
293    public static final String KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT = "smsToMmsTextLengthThreshold";
294    public static final String KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT = "smsToMmsTextThreshold";
295    public static final String KEY_MMS_SUBJECT_MAX_LENGTH_INT = "maxSubjectLength";
296    public static final String KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING = "emailGatewayNumber";
297    public static final String KEY_MMS_HTTP_PARAMS_STRING = "httpParams";
298    public static final String KEY_MMS_NAI_SUFFIX_STRING = "naiSuffix";
299    public static final String KEY_MMS_UA_PROF_TAG_NAME_STRING = "uaProfTagName";
300    public static final String KEY_MMS_UA_PROF_URL_STRING = "uaProfUrl";
301    public static final String KEY_MMS_USER_AGENT_STRING = "userAgent";
302
303    /** The default value for every variable. */
304    private final static PersistableBundle sDefaults;
305
306    static {
307        sDefaults = new PersistableBundle();
308        sDefaults.putBoolean(KEY_ADDITIONAL_CALL_SETTING_BOOL, true);
309        sDefaults.putBoolean(KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL, false);
310        sDefaults.putBoolean(KEY_ALLOW_LOCAL_DTMF_TONES_BOOL, true);
311        sDefaults.putBoolean(KEY_APN_EXPAND_BOOL, true);
312        sDefaults.putBoolean(KEY_AUTO_RETRY_ENABLED_BOOL, false);
313        sDefaults.putBoolean(KEY_CARRIER_SETTINGS_ENABLE_BOOL, false);
314        sDefaults.putBoolean(KEY_CARRIER_VOLTE_AVAILABLE_BOOL, false);
315        sDefaults.putBoolean(KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL, false);
316        sDefaults.putBoolean(KEY_CARRIER_VOLTE_PROVISIONED_BOOL, false);
317        sDefaults.putBoolean(KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL, true);
318        sDefaults.putBoolean(KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL, false);
319        sDefaults.putBoolean(KEY_DTMF_TYPE_ENABLED_BOOL, false);
320        sDefaults.putBoolean(KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL, true);
321        sDefaults.putBoolean(KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL, false);
322        sDefaults.putBoolean(KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL, false);
323        sDefaults.putBoolean(KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL, false);
324        sDefaults.putBoolean(KEY_OPERATOR_SELECTION_EXPAND_BOOL, true);
325        sDefaults.putBoolean(KEY_PREFER_2G_BOOL, true);
326        sDefaults.putBoolean(KEY_SHOW_APN_SETTING_CDMA_BOOL, false);
327        sDefaults.putBoolean(KEY_SHOW_CDMA_CHOICES_BOOL, false);
328        sDefaults.putBoolean(KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL, true);
329        sDefaults.putBoolean(KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL, true);
330        sDefaults.putBoolean(KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL, true);
331        sDefaults.putBoolean(KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL, true);
332        sDefaults.putBoolean(KEY_USE_HFA_FOR_PROVISIONING_BOOL, false);
333        sDefaults.putBoolean(KEY_USE_OTASP_FOR_PROVISIONING_BOOL, false);
334        sDefaults.putBoolean(KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL, false);
335        sDefaults.putBoolean(KEY_VOICE_PRIVACY_DISABLE_UI_BOOL, false);
336        sDefaults.putBoolean(KEY_WORLD_PHONE_BOOL, false);
337        sDefaults.putInt(KEY_VOLTE_REPLACEMENT_RAT_INT, 0);
338        sDefaults.putString(KEY_DEFAULT_SIM_CALL_MANAGER_STRING, "");
339        sDefaults.putString(KEY_VVM_DESTINATION_NUMBER_STRING, "");
340        sDefaults.putInt(KEY_VVM_PORT_NUMBER_INT, 0);
341        sDefaults.putString(KEY_VVM_TYPE_STRING, "");
342        sDefaults.putString(KEY_CARRIER_VVM_PACKAGE_NAME_STRING, "");
343        sDefaults.putBoolean(KEY_CI_ACTION_ON_SYS_UPDATE_BOOL, false);
344        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING, "");
345        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING, "");
346        sDefaults.putString(KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING, "");
347
348        // MMS defaults
349        sDefaults.putBoolean(KEY_MMS_ALIAS_ENABLED_BOOL, false);
350        sDefaults.putBoolean(KEY_MMS_ALLOW_ATTACH_AUDIO_BOOL, true);
351        sDefaults.putBoolean(KEY_MMS_APPEND_TRANSACTION_ID_BOOL, false);
352        sDefaults.putBoolean(KEY_MMS_GROUP_MMS_ENABLED_BOOL, true);
353        sDefaults.putBoolean(KEY_MMS_MMS_DELIVERY_REPORT_ENABLED_BOOL, false);
354        sDefaults.putBoolean(KEY_MMS_MMS_ENABLED_BOOL, true);
355        sDefaults.putBoolean(KEY_MMS_MMS_READ_REPORT_ENABLED_BOOL, false);
356        sDefaults.putBoolean(KEY_MMS_MULTIPART_SMS_ENABLED_BOOL, true);
357        sDefaults.putBoolean(KEY_MMS_NOTIFY_WAP_MMSC_ENABLED_BOOL, false);
358        sDefaults.putBoolean(KEY_MMS_SEND_MULTIPART_SMS_AS_SEPARATE_MESSAGES_BOOL, false);
359        sDefaults.putBoolean(KEY_MMS_SHOW_CELL_BROADCAST_APP_LINKS_BOOL, true);
360        sDefaults.putBoolean(KEY_MMS_SMS_DELIVERY_REPORT_ENABLED_BOOL, true);
361        sDefaults.putBoolean(KEY_MMS_SUPPORT_HTTP_CHARSET_HEADER_BOOL, false);
362        sDefaults.putBoolean(KEY_MMS_SUPPORT_MMS_CONTENT_DISPOSITION_BOOL, true);
363        sDefaults.putInt(KEY_MMS_ALIAS_MAX_CHARS_INT, 48);
364        sDefaults.putInt(KEY_MMS_ALIAS_MIN_CHARS_INT, 2);
365        sDefaults.putInt(KEY_MMS_HTTP_SOCKET_TIMEOUT_INT, 60 * 1000);
366        sDefaults.putInt(KEY_MMS_MAX_IMAGE_HEIGHT_INT, 480);
367        sDefaults.putInt(KEY_MMS_MAX_IMAGE_WIDTH_INT, 640);
368        sDefaults.putInt(KEY_MMS_MAX_MESSAGE_SIZE_INT, 300 * 1024);
369        sDefaults.putInt(KEY_MMS_MESSAGE_TEXT_MAX_SIZE_INT, -1);
370        sDefaults.putInt(KEY_MMS_RECIPIENT_LIMIT_INT, Integer.MAX_VALUE);
371        sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_LENGTH_THRESHOLD_INT, -1);
372        sDefaults.putInt(KEY_MMS_SMS_TO_MMS_TEXT_THRESHOLD_INT, -1);
373        sDefaults.putInt(KEY_MMS_SUBJECT_MAX_LENGTH_INT, 40);
374        sDefaults.putString(KEY_MMS_EMAIL_GATEWAY_NUMBER_STRING, "");
375        sDefaults.putString(KEY_MMS_HTTP_PARAMS_STRING, "");
376        sDefaults.putString(KEY_MMS_NAI_SUFFIX_STRING, "");
377        sDefaults.putString(KEY_MMS_UA_PROF_TAG_NAME_STRING, "x-wap-profile");
378        sDefaults.putString(KEY_MMS_UA_PROF_URL_STRING, "");
379        sDefaults.putString(KEY_MMS_USER_AGENT_STRING, "");
380    }
381
382    /**
383     * Gets the configuration values for a particular subscription, which is associated with a
384     * specific SIM card. If an invalid subId is used, the returned config will contain default
385     * values.
386     *
387     * @param subId the subscription ID, normally obtained from {@link SubscriptionManager}.
388     * @return A {@link PersistableBundle} containing the config for the given subId, or default
389     *         values for an invalid subId.
390     */
391    @Nullable
392    public PersistableBundle getConfigForSubId(int subId) {
393        try {
394            return getICarrierConfigLoader().getConfigForSubId(subId);
395        } catch (RemoteException ex) {
396            Rlog.e(TAG, "Error getting config for subId " + Integer.toString(subId) + ": "
397                    + ex.toString());
398        } catch (NullPointerException ex) {
399            Rlog.e(TAG, "Error getting config for subId " + Integer.toString(subId) + ": "
400                    + ex.toString());
401        }
402        return null;
403    }
404
405    /**
406     * Gets the configuration values for the default subscription.
407     *
408     * @see #getConfigForSubId
409     */
410    @Nullable
411    public PersistableBundle getConfig() {
412        return getConfigForSubId(SubscriptionManager.getDefaultSubId());
413    }
414
415    /**
416     * Calling this method triggers telephony services to fetch the current carrier configuration.
417     * <p>
418     * Normally this does not need to be called because the platform reloads config on its own.
419     * This should be called by a carrier service app if it wants to update config at an arbitrary
420     * moment.
421     * </p>
422     * <p>
423     * This method returns before the reload has completed, and
424     * {@link android.service.carrier.CarrierService#onLoadConfig} will be called from an
425     * arbitrary thread.
426     * </p>
427     */
428    public void notifyConfigChangedForSubId(int subId) {
429        try {
430            getICarrierConfigLoader().notifyConfigChangedForSubId(subId);
431        } catch (RemoteException ex) {
432            Rlog.e(TAG, "Error reloading config for subId=" + subId + ": " + ex.toString());
433        } catch (NullPointerException ex) {
434            Rlog.e(TAG, "Error reloading config for subId=" + subId + ": " + ex.toString());
435        }
436    }
437
438    /**
439     * Request the carrier config loader to update the cofig for phoneId.
440     * <p>
441     * Depending on simState, the config may be cleared or loaded from config app. This is only used
442     * by SubscriptionInfoUpdater.
443     * </p>
444     *
445     * @hide
446     */
447    @SystemApi
448    public void updateConfigForPhoneId(int phoneId, String simState) {
449        try {
450            getICarrierConfigLoader().updateConfigForPhoneId(phoneId, simState);
451        } catch (RemoteException ex) {
452            Rlog.e(TAG, "Error updating config for phoneId=" + phoneId + ": " + ex.toString());
453        } catch (NullPointerException ex) {
454            Rlog.e(TAG, "Error updating config for phoneId=" + phoneId + ": " + ex.toString());
455        }
456    }
457
458    /**
459     * Returns a new bundle with the default value for every supported configuration variable.
460     *
461     * @hide
462     */
463    @NonNull
464    @SystemApi
465    public static PersistableBundle getDefaultConfig() {
466        return new PersistableBundle(sDefaults);
467    }
468
469    /** @hide */
470    private ICarrierConfigLoader getICarrierConfigLoader() {
471        return ICarrierConfigLoader.Stub
472                .asInterface(ServiceManager.getService(Context.CARRIER_CONFIG_SERVICE));
473    }
474}
475