IMS: Add support for STK CC feature

-- Notifies STK CC supplementary service indication information
   to registered clients.

Test: Manual
Bug: 64685331
Change-Id: Ie9c0fd666d8087f8372b1752702178b0757453c8

1 files changed, 30 insertions, 0 deletions

diff --git a/src/java/com/android/ims/ImsUt.java b/src/java/com/android/ims/ImsUt.java
index 83e90c0a..eaeb5511 100644
--- a/src/java/com/android/ims/ImsUt.java
+++ b/src/java/com/android/ims/ImsUt.java
@@ -22,7 +22,9 @@ import java.util.Map;
 import android.content.res.Resources;
 import android.os.AsyncResult;
 import android.os.Bundle;
+import android.os.Handler;
 import android.os.Message;
+import android.os.Registrant;
 import android.os.RemoteException;
 import android.telephony.Rlog;
 
@@ -76,6 +78,7 @@ public class ImsUt implements ImsUtInterface {
     private final IImsUt miUt;
     private HashMap<Integer, Message> mPendingCmds =
             new HashMap<Integer, Message>();
+    private Registrant mSsIndicationRegistrant;
 
     public ImsUt(IImsUt iUt) {
         miUt = iUt;
@@ -112,6 +115,23 @@ public class ImsUt implements ImsUtInterface {
     }
 
     /**
+     * Registers a handler for Supplementary Service Indications. The
+     * result is returned in the {@link AsyncResult#result) field
+     * of the {@link AsyncResult} object returned by {@link Message.obj}.
+     * Value of ((AsyncResult)result.obj) is of {@link ImsSsData}.
+     */
+    public void registerForSuppServiceIndication(Handler h, int what, Object obj) {
+        mSsIndicationRegistrant = new Registrant (h, what, obj);
+    }
+
+    /**
+     * UnRegisters a handler for Supplementary Service Indications.
+     */
+    public void unregisterForSuppServiceIndication(Handler h) {
+        mSsIndicationRegistrant.clear();
+    }
+
+    /**
      * Operations for the supplementary service configuration
      */
 
@@ -709,5 +729,15 @@ public class ImsUt implements ImsUtInterface {
                 mPendingCmds.remove(key);
             }
         }
+
+        /**
+         * Notifies client when Supplementary Service indication is received
+         */
+        @Override
+        public void onSupplementaryServiceIndication(ImsSsData ssData) {
+            if (mSsIndicationRegistrant != null) {
+                mSsIndicationRegistrant.notifyResult(ssData);
+            }
+        }
     }
 }