Add TestApi to get RTT support status
Add a TestApi for CTS to be able to tell whether a device supports RTT
on the current carrier.
Bug: 113069001
Test: manual
Change-Id: I135338b7b83f888d454d09dddd30c72197fe0533
diff --git a/api/test-current.txt b/api/test-current.txt
index 890482e..c09ff98 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -988,6 +988,7 @@
public class TelephonyManager {
method public int getCarrierIdListVersion();
+ method public boolean isRttSupported();
method public void refreshUiccProfile();
method public void setCarrierTestOverride(java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String);
field public static final int UNKNOWN_CARRIER_ID_LIST_VERSION = -1; // 0xffffffff
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 0ad2cbe..fc86c65 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -7327,6 +7327,27 @@
}
/**
+ * Determines whether the device currently supports RTT (Real-time text). Based both on carrier
+ * support for the feature and device firmware support.
+ *
+ * @return {@code true} if the device and carrier both support RTT, {@code false} otherwise.
+ * @hide
+ */
+ @TestApi
+ public boolean isRttSupported() {
+ try {
+ ITelephony telephony = getITelephony();
+ if (telephony != null) {
+ return telephony.isRttSupported(mSubId);
+ }
+ } catch (RemoteException e) {
+ Log.e(TAG, "Error calling ITelephony#isRttSupported", e);
+ } catch (SecurityException e) {
+ Log.e(TAG, "Permission error calling ITelephony#isWorldPhone", e);
+ }
+ return false;
+ }
+ /**
* Whether the phone supports hearing aid compatibility.
*
* @return {@code true} if the device supports hearing aid compatibility, and {@code false}
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index 84c2a5d..96d9c3a 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -1038,6 +1038,8 @@
*/
boolean isTtyModeSupported();
+ boolean isRttSupported(int subscriptionId);
+
/**
* Whether the phone supports hearing aid compatibility.
*