reates base implementation of ImsService AIDLs

This change introduces "base classes" of the AIDL interfaces that are
implemented in vendor provided ImsServices. This allows for new APIs
to be added to the AIDL files, along with stub implementation of those
AIDLs in the base classes. By extending from the base class, older
implementations of the AIDL interfaces will not need to be updated
when the interface changes.

This change also moves some of the com.android.ims classes from
frameworks/opt/net/ims to frameworks/base. Any class that will be
used in the new unbundled ImsService system will need to be in
the framework, as opposed to the optional library that they are
in now.

Bug: 30290416
Test: Manual
Change-Id: I4a186d8e910d6d4f711e983ec8d717fc5cbdefab
diff --git a/telephony/java/com/android/ims/ImsConfig.java b/telephony/java/com/android/ims/ImsConfig.java
new file mode 100644
index 0000000..cd076b1
--- /dev/null
+++ b/telephony/java/com/android/ims/ImsConfig.java
@@ -0,0 +1,694 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.ims;
+
+import android.content.Context;
+import android.os.RemoteException;
+import android.telephony.Rlog;
+
+import com.android.ims.internal.IImsConfig;
+
+/**
+ * Provides APIs to get/set the IMS service feature/capability/parameters.
+ * The config items include:
+ * 1) Items provisioned by the operator.
+ * 2) Items configured by user. Mainly service feature class.
+ *
+ * @hide
+ */
+public class ImsConfig {
+    private static final String TAG = "ImsConfig";
+    private boolean DBG = true;
+    private final IImsConfig miConfig;
+    private Context mContext;
+
+    /**
+     * Broadcast action: the feature enable status was changed
+     *
+     * @hide
+     */
+    public static final String ACTION_IMS_FEATURE_CHANGED =
+            "com.android.intent.action.IMS_FEATURE_CHANGED";
+
+    /**
+     * Broadcast action: the configuration was changed
+     *
+     * @hide
+     */
+    public static final String ACTION_IMS_CONFIG_CHANGED =
+            "com.android.intent.action.IMS_CONFIG_CHANGED";
+
+    /**
+     * Extra parameter "item" of intent ACTION_IMS_FEATURE_CHANGED and ACTION_IMS_CONFIG_CHANGED.
+     * It is the value of FeatureConstants or ConfigConstants.
+     *
+     * @hide
+     */
+    public static final String EXTRA_CHANGED_ITEM = "item";
+
+    /**
+     * Extra parameter "value" of intent ACTION_IMS_FEATURE_CHANGED and ACTION_IMS_CONFIG_CHANGED.
+     * It is the new value of "item".
+     *
+     * @hide
+     */
+    public static final String EXTRA_NEW_VALUE = "value";
+
+    /**
+    * Defines IMS service/capability feature constants.
+    */
+    public static class FeatureConstants {
+        public static final int FEATURE_TYPE_UNKNOWN = -1;
+
+        /**
+         * FEATURE_TYPE_VOLTE supports features defined in 3GPP and
+         * GSMA IR.92 over LTE.
+         */
+        public static final int FEATURE_TYPE_VOICE_OVER_LTE = 0;
+
+        /**
+         * FEATURE_TYPE_LVC supports features defined in 3GPP and
+         * GSMA IR.94 over LTE.
+         */
+        public static final int FEATURE_TYPE_VIDEO_OVER_LTE = 1;
+
+        /**
+         * FEATURE_TYPE_VOICE_OVER_WIFI supports features defined in 3GPP and
+         * GSMA IR.92 over WiFi.
+         */
+        public static final int FEATURE_TYPE_VOICE_OVER_WIFI = 2;
+
+        /**
+         * FEATURE_TYPE_VIDEO_OVER_WIFI supports features defined in 3GPP and
+         * GSMA IR.94 over WiFi.
+         */
+        public static final int FEATURE_TYPE_VIDEO_OVER_WIFI = 3;
+
+        /**
+         * FEATURE_TYPE_UT supports features defined in 3GPP and
+         * GSMA IR.92 over LTE.
+         */
+        public static final int FEATURE_TYPE_UT_OVER_LTE = 4;
+
+       /**
+         * FEATURE_TYPE_UT_OVER_WIFI supports features defined in 3GPP and
+         * GSMA IR.92 over WiFi.
+         */
+        public static final int FEATURE_TYPE_UT_OVER_WIFI = 5;
+    }
+
+    /**
+    * Defines IMS service/capability parameters.
+    */
+    public static class ConfigConstants {
+
+        // Define IMS config items
+        public static final int CONFIG_START = 0;
+
+        // Define operator provisioned config items
+        public static final int PROVISIONED_CONFIG_START = CONFIG_START;
+
+        /**
+         * AMR CODEC Mode Value set, 0-7 in comma separated sequence.
+         * Value is in String format.
+         */
+        public static final int VOCODER_AMRMODESET = CONFIG_START;
+
+        /**
+         * Wide Band AMR CODEC Mode Value set,0-7 in comma separated sequence.
+         * Value is in String format.
+         */
+        public static final int VOCODER_AMRWBMODESET = 1;
+
+        /**
+         * SIP Session Timer value (seconds).
+         * Value is in Integer format.
+         */
+        public static final int SIP_SESSION_TIMER = 2;
+
+        /**
+         * Minimum SIP Session Expiration Timer in (seconds).
+         * Value is in Integer format.
+         */
+        public static final int MIN_SE = 3;
+
+        /**
+         * SIP_INVITE cancellation time out value (in milliseconds). Integer format.
+         * Value is in Integer format.
+         */
+        public static final int CANCELLATION_TIMER = 4;
+
+        /**
+         * Delay time when an iRAT transition from eHRPD/HRPD/1xRTT to LTE.
+         * Value is in Integer format.
+         */
+        public static final int TDELAY = 5;
+
+        /**
+         * Silent redial status of Enabled (True), or Disabled (False).
+         * Value is in Integer format.
+         */
+        public static final int SILENT_REDIAL_ENABLE = 6;
+
+        /**
+         * SIP T1 timer value in milliseconds. See RFC 3261 for define.
+         * Value is in Integer format.
+         */
+        public static final int SIP_T1_TIMER = 7;
+
+        /**
+         * SIP T2 timer value in milliseconds.  See RFC 3261 for define.
+         * Value is in Integer format.
+         */
+        public static final int SIP_T2_TIMER  = 8;
+
+         /**
+         * SIP TF timer value in milliseconds.  See RFC 3261 for define.
+         * Value is in Integer format.
+         */
+        public static final int SIP_TF_TIMER = 9;
+
+        /**
+         * VoLTE status for VLT/s status of Enabled (1), or Disabled (0).
+         * Value is in Integer format.
+         */
+        public static final int VLT_SETTING_ENABLED = 10;
+
+        /**
+         * VoLTE status for LVC/s status of Enabled (1), or Disabled (0).
+         * Value is in Integer format.
+         */
+        public static final int LVC_SETTING_ENABLED = 11;
+        /**
+         * Domain Name for the device to populate the request URI for REGISTRATION.
+         * Value is in String format.
+         */
+        public static final int DOMAIN_NAME = 12;
+         /**
+         * Device Outgoing SMS based on either 3GPP or 3GPP2 standards.
+         * Value is in Integer format. 3GPP2(0), 3GPP(1)
+         */
+        public static final int SMS_FORMAT = 13;
+         /**
+         * Turns IMS ON/OFF on the device.
+         * Value is in Integer format. ON (1), OFF(0).
+         */
+        public static final int SMS_OVER_IP = 14;
+        /**
+         * Requested expiration for Published Online availability.
+         * Value is in Integer format.
+         */
+        public static final int PUBLISH_TIMER = 15;
+        /**
+         * Requested expiration for Published Offline availability.
+         * Value is in Integer format.
+         */
+        public static final int PUBLISH_TIMER_EXTENDED = 16;
+        /**
+         *
+         * Value is in Integer format.
+         */
+        public static final int CAPABILITY_DISCOVERY_ENABLED = 17;
+        /**
+         * Period of time the capability information of the  contact is cached on handset.
+         * Value is in Integer format.
+         */
+        public static final int CAPABILITIES_CACHE_EXPIRATION = 18;
+        /**
+         * Peiod of time the availability information of a contact is cached on device.
+         * Value is in Integer format.
+         */
+        public static final int AVAILABILITY_CACHE_EXPIRATION = 19;
+        /**
+         * Interval between successive capabilities polling.
+         * Value is in Integer format.
+         */
+        public static final int CAPABILITIES_POLL_INTERVAL = 20;
+        /**
+         * Minimum time between two published messages from the device.
+         * Value is in Integer format.
+         */
+        public static final int SOURCE_THROTTLE_PUBLISH = 21;
+        /**
+         * The Maximum number of MDNs contained in one Request Contained List.
+         * Value is in Integer format.
+         */
+        public static final int MAX_NUMENTRIES_IN_RCL = 22;
+        /**
+         * Expiration timer for subscription of a Request Contained List, used in capability
+         * polling.
+         * Value is in Integer format.
+         */
+        public static final int CAPAB_POLL_LIST_SUB_EXP = 23;
+        /**
+         * Applies compression to LIST Subscription.
+         * Value is in Integer format. Enable (1), Disable(0).
+         */
+        public static final int GZIP_FLAG = 24;
+        /**
+         * VOLTE Status for EAB/s status of Enabled (1), or Disabled (0).
+         * Value is in Integer format.
+         */
+        public static final int EAB_SETTING_ENABLED = 25;
+        /**
+         * Wi-Fi calling roaming status.
+         * Value is in Integer format. ON (1), OFF(0).
+         */
+        public static final int VOICE_OVER_WIFI_ROAMING = 26;
+        /**
+         * Wi-Fi calling modem - WfcModeFeatureValueConstants.
+         * Value is in Integer format.
+         */
+        public static final int VOICE_OVER_WIFI_MODE = 27;
+        /**
+         * VOLTE Status for voice over wifi status of Enabled (1), or Disabled (0).
+         * Value is in Integer format.
+         */
+        public static final int VOICE_OVER_WIFI_SETTING_ENABLED = 28;
+        /**
+         * Mobile data enabled.
+         * Value is in Integer format. On (1), OFF(0).
+         */
+        public static final int MOBILE_DATA_ENABLED = 29;
+        /**
+         * VoLTE user opted in status.
+         * Value is in Integer format. Opted-in (1) Opted-out (0).
+         */
+        public static final int VOLTE_USER_OPT_IN_STATUS = 30;
+        /**
+         * Proxy for Call Session Control Function(P-CSCF) address for Local-BreakOut(LBO).
+         * Value is in String format.
+         */
+        public static final int LBO_PCSCF_ADDRESS = 31;
+        /**
+         * Keep Alive Enabled for SIP.
+         * Value is in Integer format. On(1), OFF(0).
+         */
+        public static final int KEEP_ALIVE_ENABLED = 32;
+        /**
+         * Registration retry Base Time value in seconds.
+         * Value is in Integer format.
+         */
+        public static final int REGISTRATION_RETRY_BASE_TIME_SEC = 33;
+        /**
+         * Registration retry Max Time value in seconds.
+         * Value is in Integer format.
+         */
+        public static final int REGISTRATION_RETRY_MAX_TIME_SEC = 34;
+        /**
+         * Smallest RTP port for speech codec.
+         * Value is in integer format.
+         */
+        public static final int SPEECH_START_PORT = 35;
+        /**
+         * Largest RTP port for speech code.
+         * Value is in Integer format.
+         */
+        public static final int SPEECH_END_PORT = 36;
+        /**
+         * SIP Timer A's value in milliseconds. Timer A is the INVITE request
+         * retransmit interval, for UDP only.
+         * Value is in Integer format.
+         */
+        public static final int SIP_INVITE_REQ_RETX_INTERVAL_MSEC = 37;
+        /**
+         * SIP Timer B's value in milliseconds. Timer B is the wait time for
+         * INVITE message to be acknowledged.
+         * Value is in Integer format.
+         */
+        public static final int SIP_INVITE_RSP_WAIT_TIME_MSEC = 38;
+        /**
+         * SIP Timer D's value in milliseconds. Timer D is the wait time for
+         * response retransmits of the invite client transactions.
+         * Value is in Integer format.
+         */
+        public static final int SIP_INVITE_RSP_RETX_WAIT_TIME_MSEC = 39;
+        /**
+         * SIP Timer E's value in milliseconds. Timer E is the value Non-INVITE
+         * request retransmit interval, for UDP only.
+         * Value is in Integer format.
+         */
+        public static final int SIP_NON_INVITE_REQ_RETX_INTERVAL_MSEC = 40;
+        /**
+         * SIP Timer F's value in milliseconds. Timer F is the Non-INVITE transaction
+         * timeout timer.
+         * Value is in Integer format.
+         */
+        public static final int SIP_NON_INVITE_TXN_TIMEOUT_TIMER_MSEC = 41;
+        /**
+         * SIP Timer G's value in milliseconds. Timer G is the value of INVITE response
+         * retransmit interval.
+         * Value is in Integer format.
+         */
+        public static final int SIP_INVITE_RSP_RETX_INTERVAL_MSEC = 42;
+        /**
+         * SIP Timer H's value in milliseconds. Timer H is the value of wait time for
+         * ACK receipt.
+         * Value is in Integer format.
+         */
+        public static final int SIP_ACK_RECEIPT_WAIT_TIME_MSEC = 43;
+        /**
+         * SIP Timer I's value in milliseconds. Timer I is the value of wait time for
+         * ACK retransmits.
+         * Value is in Integer format.
+         */
+        public static final int SIP_ACK_RETX_WAIT_TIME_MSEC = 44;
+        /**
+         * SIP Timer J's value in milliseconds. Timer J is the value of wait time for
+         * non-invite request retransmission.
+         * Value is in Integer format.
+         */
+        public static final int SIP_NON_INVITE_REQ_RETX_WAIT_TIME_MSEC = 45;
+        /**
+         * SIP Timer K's value in milliseconds. Timer K is the value of wait time for
+         * non-invite response retransmits.
+         * Value is in Integer format.
+         */
+        public static final int SIP_NON_INVITE_RSP_RETX_WAIT_TIME_MSEC = 46;
+        /**
+         * AMR WB octet aligned dynamic payload type.
+         * Value is in Integer format.
+         */
+        public static final int AMR_WB_OCTET_ALIGNED_PT = 47;
+        /**
+         * AMR WB bandwidth efficient payload type.
+         * Value is in Integer format.
+         */
+        public static final int AMR_WB_BANDWIDTH_EFFICIENT_PT = 48;
+        /**
+         * AMR octet aligned dynamic payload type.
+         * Value is in Integer format.
+         */
+        public static final int AMR_OCTET_ALIGNED_PT = 49;
+        /**
+         * AMR bandwidth efficient payload type.
+         * Value is in Integer format.
+         */
+        public static final int AMR_BANDWIDTH_EFFICIENT_PT = 50;
+        /**
+         * DTMF WB payload type.
+         * Value is in Integer format.
+         */
+        public static final int DTMF_WB_PT = 51;
+        /**
+         * DTMF NB payload type.
+         * Value is in Integer format.
+         */
+        public static final int DTMF_NB_PT = 52;
+        /**
+         * AMR Default encoding mode.
+         * Value is in Integer format.
+         */
+        public static final int AMR_DEFAULT_MODE = 53;
+        /**
+         * SMS Public Service Identity.
+         * Value is in String format.
+         */
+        public static final int SMS_PSI = 54;
+        /**
+         * Video Quality - VideoQualityFeatureValuesConstants.
+         * Value is in Integer format.
+         */
+        public static final int VIDEO_QUALITY = 55;
+        /**
+         * LTE threshold.
+         * Handover from LTE to WiFi if LTE < THLTE1 and WiFi >= VOWT_A.
+         */
+        public static final int TH_LTE1 = 56;
+        /**
+         * LTE threshold.
+         * Handover from WiFi to LTE if LTE >= THLTE3 or (WiFi < VOWT_B and LTE >= THLTE2).
+         */
+        public static final int TH_LTE2 = 57;
+        /**
+         * LTE threshold.
+         * Handover from WiFi to LTE if LTE >= THLTE3 or (WiFi < VOWT_B and LTE >= THLTE2).
+         */
+        public static final int TH_LTE3 = 58;
+        /**
+         * 1x threshold.
+         * Handover from 1x to WiFi if 1x < TH1x
+         */
+        public static final int TH_1x = 59;
+        /**
+         * WiFi threshold.
+         * Handover from LTE to WiFi if LTE < THLTE1 and WiFi >= VOWT_A.
+         */
+        public static final int VOWT_A = 60;
+        /**
+         * WiFi threshold.
+         * Handover from WiFi to LTE if LTE >= THLTE3 or (WiFi < VOWT_B and LTE >= THLTE2).
+         */
+        public static final int VOWT_B = 61;
+        /**
+         * LTE ePDG timer.
+         * Device shall not handover back to LTE until the T_ePDG_LTE timer expires.
+         */
+        public static final int T_EPDG_LTE = 62;
+        /**
+         * WiFi ePDG timer.
+         * Device shall not handover back to WiFi until the T_ePDG_WiFi timer expires.
+         */
+        public static final int T_EPDG_WIFI = 63;
+        /**
+         * 1x ePDG timer.
+         * Device shall not re-register on 1x until the T_ePDG_1x timer expires.
+         */
+        public static final int T_EPDG_1X = 64;
+        /**
+         * MultiEndpoint status: Enabled (1), or Disabled (0).
+         * Value is in Integer format.
+         */
+        public static final int VICE_SETTING_ENABLED = 65;
+
+        // Expand the operator config items as needed here, need to change
+        // PROVISIONED_CONFIG_END after that.
+        public static final int PROVISIONED_CONFIG_END = VICE_SETTING_ENABLED;
+
+        // Expand the operator config items as needed here.
+    }
+
+    /**
+    * Defines IMS set operation status.
+    */
+    public static class OperationStatusConstants {
+        public static final int UNKNOWN = -1;
+        public static final int SUCCESS = 0;
+        public static final int FAILED =  1;
+        public static final int UNSUPPORTED_CAUSE_NONE = 2;
+        public static final int UNSUPPORTED_CAUSE_RAT = 3;
+        public static final int UNSUPPORTED_CAUSE_DISABLED = 4;
+    }
+
+    /**
+     * Defines IMS get operation values.
+     */
+    public static class OperationValuesConstants {
+        /**
+         * Values related to Video Quality
+         */
+        public static final int VIDEO_QUALITY_UNKNOWN = -1;
+        public static final int VIDEO_QUALITY_LOW = 0;
+        public static final int VIDEO_QUALITY_HIGH = 1;
+    }
+
+    /**
+     * Defines IMS video quality feature value.
+     */
+    public static class VideoQualityFeatureValuesConstants {
+        public static final int LOW = 0;
+        public static final int HIGH = 1;
+    }
+
+   /**
+    * Defines IMS feature value.
+    */
+    public static class FeatureValueConstants {
+        public static final int OFF = 0;
+        public static final int ON = 1;
+    }
+
+    /**
+     * Defines IMS feature value.
+     */
+    public static class WfcModeFeatureValueConstants {
+        public static final int WIFI_ONLY = 0;
+        public static final int CELLULAR_PREFERRED = 1;
+        public static final int WIFI_PREFERRED = 2;
+    }
+
+    public ImsConfig(IImsConfig iconfig, Context context) {
+        if (DBG) Rlog.d(TAG, "ImsConfig creates");
+        miConfig = iconfig;
+        mContext = context;
+    }
+
+    /**
+     * Gets the provisioned value for IMS service/capabilities parameters used by IMS stack.
+     * This function should not be called from the mainthread as it could block the
+     * mainthread.
+     *
+     * @param item, as defined in com.android.ims.ImsConfig#ConfigConstants.
+     * @return the value in Integer format.
+     *
+     * @throws ImsException if calling the IMS service results in an error.
+     */
+    public int getProvisionedValue(int item) throws ImsException {
+        int ret = 0;
+        try {
+            ret = miConfig.getProvisionedValue(item);
+        }  catch (RemoteException e) {
+            throw new ImsException("getValue()", e,
+                    ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE);
+        }
+        if (DBG) Rlog.d(TAG, "getProvisionedValue(): item = " + item + ", ret =" + ret);
+
+        return ret;
+    }
+
+    /**
+     * Gets the provisioned value for IMS service/capabilities parameters used by IMS stack.
+     * This function should not be called from the mainthread as it could block the
+     * mainthread.
+     *
+     * @param item, as defined in com.android.ims.ImsConfig#ConfigConstants.
+     * @return value in String format.
+     *
+     * @throws ImsException if calling the IMS service results in an error.
+     */
+    public String getProvisionedStringValue(int item) throws ImsException {
+        String ret = "Unknown";
+        try {
+            ret = miConfig.getProvisionedStringValue(item);
+        }  catch (RemoteException e) {
+            throw new ImsException("getProvisionedStringValue()", e,
+                    ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE);
+        }
+        if (DBG) Rlog.d(TAG, "getProvisionedStringValue(): item = " + item + ", ret =" + ret);
+
+        return ret;
+    }
+
+    /**
+     * Sets the value for IMS service/capabilities parameters by
+     * the operator device management entity.
+     * This function should not be called from main thread as it could block
+     * mainthread.
+     *
+     * @param item, as defined in com.android.ims.ImsConfig#ConfigConstants.
+     * @param value in Integer format.
+     * @return as defined in com.android.ims.ImsConfig#OperationStatusConstants
+     *
+     * @throws ImsException if calling the IMS service results in an error.
+     */
+    public int setProvisionedValue(int item, int value)
+            throws ImsException {
+        int ret = OperationStatusConstants.UNKNOWN;
+        if (DBG) {
+            Rlog.d(TAG, "setProvisionedValue(): item = " + item +
+                    "value = " + value);
+        }
+        try {
+            ret = miConfig.setProvisionedValue(item, value);
+        }  catch (RemoteException e) {
+            throw new ImsException("setProvisionedValue()", e,
+                    ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE);
+        }
+        if (DBG) {
+            Rlog.d(TAG, "setProvisionedValue(): item = " + item +
+                    " value = " + value + " ret = " + ret);
+        }
+        return ret;
+    }
+
+    /**
+     * Sets the value for IMS service/capabilities parameters by
+     * the operator device management entity.
+     * This function should not be called from main thread as it could block
+     * mainthread.
+     *
+     * @param item, as defined in com.android.ims.ImsConfig#ConfigConstants.
+     * @param value in String format.
+     * @return as defined in com.android.ims.ImsConfig#OperationStatusConstants
+     *
+     * @throws ImsException if calling the IMS service results in an error.
+     */
+    public int setProvisionedStringValue(int item, String value)
+            throws ImsException {
+        int ret = OperationStatusConstants.UNKNOWN;
+        try {
+            ret = miConfig.setProvisionedStringValue(item, value);
+        }  catch (RemoteException e) {
+            throw new ImsException("setProvisionedStringValue()", e,
+                    ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE);
+        }
+        if (DBG) {
+            Rlog.d(TAG, "setProvisionedStringValue(): item = " + item +
+                    ", value =" + value);
+        }
+        return ret;
+    }
+
+    /**
+     * Gets the value for IMS feature item for specified network type.
+     *
+     * @param feature, defined as in FeatureConstants.
+     * @param network, defined as in android.telephony.TelephonyManager#NETWORK_TYPE_XXX.
+     * @param listener, provided to be notified for the feature on/off status.
+     * @return void
+     *
+     * @throws ImsException if calling the IMS service results in an error.
+     */
+    public void getFeatureValue(int feature, int network,
+            ImsConfigListener listener) throws ImsException {
+        if (DBG) {
+            Rlog.d(TAG, "getFeatureValue: feature = " + feature + ", network =" + network +
+                    ", listener =" + listener);
+        }
+        try {
+            miConfig.getFeatureValue(feature, network, listener);
+        } catch (RemoteException e) {
+            throw new ImsException("getFeatureValue()", e,
+                    ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE);
+        }
+    }
+
+    /**
+     * Sets the value for IMS feature item for specified network type.
+     *
+     * @param feature, as defined in FeatureConstants.
+     * @param network, as defined in android.telephony.TelephonyManager#NETWORK_TYPE_XXX.
+     * @param value, as defined in FeatureValueConstants.
+     * @param listener, provided if caller needs to be notified for set result.
+     * @return void
+     *
+     * @throws ImsException if calling the IMS service results in an error.
+     */
+    public void setFeatureValue(int feature, int network, int value,
+            ImsConfigListener listener) throws ImsException {
+        if (DBG) {
+            Rlog.d(TAG, "setFeatureValue: feature = " + feature + ", network =" + network +
+                    ", value =" + value + ", listener =" + listener);
+        }
+        try {
+            miConfig.setFeatureValue(feature, network, value, listener);
+        } catch (RemoteException e) {
+            throw new ImsException("setFeatureValue()", e,
+                    ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE);
+        }
+    }
+}