Add carrier config for specifying invalid characters.

Some carriers have the need to strip out certain invalid characters in
instant lettering (e.g. call subject) messages.
This carrier config is added for that purpose.

Bug: 22779583
Change-Id: I165dc125e6d40a0a85442ff138a77d286eb83a4c

1 files changed, 11 insertions, 0 deletions

diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index df8affe..8889ca9 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -267,6 +267,16 @@ public class CarrierConfigManager {
             "carrier_instant_lettering_available_bool";
 
     /**
+     * When IMS instant lettering is available for a carrier (see
+     * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the list of characters
+     * which may not be contained in messages.  Should be specified as a regular expression suitable
+     * for use with {@link String#matches(String)}.
+     * @hide
+     */
+    public static final String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING =
+            "carrier_instant_lettering_invalid_chars_string";
+
+    /**
      * If Voice Radio Technology is RIL_RADIO_TECHNOLOGY_LTE:14 or RIL_RADIO_TECHNOLOGY_UNKNOWN:0
      * this is the value that should be used instead. A configuration value of
      * RIL_RADIO_TECHNOLOGY_UNKNOWN:0 means there is no replacement value and that the default
@@ -432,6 +442,7 @@ public class CarrierConfigManager {
         sDefaults.putBoolean(KEY_CARRIER_VOLTE_TTY_SUPPORTED_BOOL, true);
         sDefaults.putBoolean(KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL, true);
         sDefaults.putBoolean(KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL, false);
+        sDefaults.putString(KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING, "");
         sDefaults.putBoolean(KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL, false);
         sDefaults.putBoolean(KEY_DTMF_TYPE_ENABLED_BOOL, false);
         sDefaults.putBoolean(KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL, true);