Define entry and exit threshold for opportunistic

Define entry and exit threshold for opportunistic network RSRP and RSSNR

Bug: 120847469
Test: compile
Merged-In: I6a2a02e03b66dc8ea682fc2483ec71c343563d7a
Change-Id: I6a2a02e03b66dc8ea682fc2483ec71c343563d7a

2 files changed, 40 insertions, 0 deletions

diff --git a/api/current.txt b/api/current.txt
index 1d60e8ffd0a0..45bce5787e8e 100755
--- a/api/current.txt
+++ b/api/current.txt
@@ -42213,6 +42213,10 @@ package android.telephony {
     field public static final java.lang.String KEY_MONTHLY_DATA_CYCLE_DAY_INT = "monthly_data_cycle_day_int";
     field public static final java.lang.String KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY = "only_single_dc_allowed_int_array";
     field public static final java.lang.String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
+    field public static final java.lang.String KEY_OPPORTUNISTIC_NETWORK_ENTRY_THRESHOLD_RSRP_INT = "opportunistic_network_entry_threshold_rsrp_int";
+    field public static final java.lang.String KEY_OPPORTUNISTIC_NETWORK_ENTRY_THRESHOLD_RSSNR_INT = "opportunistic_network_entry_threshold_rssnr_int";
+    field public static final java.lang.String KEY_OPPORTUNISTIC_NETWORK_EXIT_THRESHOLD_RSRP_INT = "opportunistic_network_exit_threshold_rsrp_int";
+    field public static final java.lang.String KEY_OPPORTUNISTIC_NETWORK_EXIT_THRESHOLD_RSSNR_INT = "opportunistic_network_exit_threshold_rssnr_int";
     field public static final java.lang.String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
     field public static final java.lang.String KEY_RADIO_RESTART_FAILURE_CAUSES_INT_ARRAY = "radio_restart_failure_causes_int_array";
     field public static final java.lang.String KEY_RCS_CONFIG_SERVER_URL_STRING = "rcs_config_server_url_string";
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index 89b646fa0728..eb010bc6487c 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -2340,6 +2340,34 @@ public class CarrierConfigManager {
     public static final String KEY_SUPPORT_EMERGENCY_DIALER_SHORTCUT_BOOL =
             "support_emergency_dialer_shortcut_bool";
 
+    /**
+     * Controls RSRP threshold at which AlternativeNetworkService will decide whether
+     * the opportunistic network is good enough for internet data.
+     */
+    public static final String KEY_OPPORTUNISTIC_NETWORK_ENTRY_THRESHOLD_RSRP_INT =
+            "opportunistic_network_entry_threshold_rsrp_int";
+
+    /**
+     * Controls RSSNR threshold at which AlternativeNetworkService will decide whether
+     * the opportunistic network is good enough for internet data.
+     */
+    public static final String KEY_OPPORTUNISTIC_NETWORK_ENTRY_THRESHOLD_RSSNR_INT =
+            "opportunistic_network_entry_threshold_rssnr_int";
+
+    /**
+     * Controls RSRP threshold below which AlternativeNetworkService will decide whether
+     * the opportunistic network available is not good enough for internet data.
+     */
+    public static final String KEY_OPPORTUNISTIC_NETWORK_EXIT_THRESHOLD_RSRP_INT =
+            "opportunistic_network_exit_threshold_rsrp_int";
+
+    /**
+     * Controls RSSNR threshold below which AlternativeNetworkService will decide whether
+     * the opportunistic network available is not good enough for internet data.
+     */
+    public static final String KEY_OPPORTUNISTIC_NETWORK_EXIT_THRESHOLD_RSSNR_INT =
+            "opportunistic_network_exit_threshold_rssnr_int";
+
     /** The default value for every variable. */
     private final static PersistableBundle sDefaults;
 
@@ -2699,6 +2727,14 @@ public class CarrierConfigManager {
         sDefaults.putBoolean(KEY_CALL_WAITING_OVER_UT_WARNING_BOOL, false);
         sDefaults.putBoolean(KEY_SUPPORT_CLIR_NETWORK_DEFAULT_BOOL, true);
         sDefaults.putBoolean(KEY_SUPPORT_EMERGENCY_DIALER_SHORTCUT_BOOL, true);
+        /* Default value is minimum RSRP level needed for SIGNAL_STRENGTH_GOOD */
+        sDefaults.putInt(KEY_OPPORTUNISTIC_NETWORK_ENTRY_THRESHOLD_RSRP_INT, -108);
+        /* Default value is minimum RSRP level needed for SIGNAL_STRENGTH_MODERATE */
+        sDefaults.putInt(KEY_OPPORTUNISTIC_NETWORK_EXIT_THRESHOLD_RSRP_INT, -118);
+        /* Default value is minimum RSSNR level needed for SIGNAL_STRENGTH_GOOD */
+        sDefaults.putInt(KEY_OPPORTUNISTIC_NETWORK_ENTRY_THRESHOLD_RSSNR_INT, 45);
+        /* Default value is minimum RSSNR level needed for SIGNAL_STRENGTH_MODERATE */
+        sDefaults.putInt(KEY_OPPORTUNISTIC_NETWORK_EXIT_THRESHOLD_RSSNR_INT, 10);
     }
 
     /**