Merge "Add SystemProperties.reportSyspropChanged()."

am: 45c0c6939f

Change-Id: I83890872ba76161cf2f9a35b23861ab21b452a0f

core/java/android/os/SystemProperties.java

@@ -39,6 +39,7 @@ public class SystemProperties
     private static native boolean native_get_boolean(String key, boolean def);
     private static native void native_set(String key, String def);
     private static native void native_add_change_callback();
+    private static native void native_report_sysprop_change();
 
     /**
      * Get the value for the given key.
@@ -151,4 +152,11 @@ public class SystemProperties
             }
         }
     }
+
+    /*
+     * Notifies listeners that a system property has changed
+     */
+    public static void reportSyspropChanged() {
+        native_report_sysprop_change();
+    }
 }

core/jni/android_os_SystemProperties.cpp

@@ -220,6 +220,11 @@ static void SystemProperties_add_change_callback(JNIEnv *env, jobject clazz)
     }
 }
 
+static void SystemProperties_report_sysprop_change(JNIEnv /**env*/, jobject /*clazz*/)
+{
+    report_sysprop_change();
+}
+
 static const JNINativeMethod method_table[] = {
     { "native_get", "(Ljava/lang/String;)Ljava/lang/String;",
       (void*) SystemProperties_getS },
@@ -235,6 +240,8 @@ static const JNINativeMethod method_table[] = {
       (void*) SystemProperties_set },
     { "native_add_change_callback", "()V",
       (void*) SystemProperties_add_change_callback },
+    { "native_report_sysprop_change", "()V",
+      (void*) SystemProperties_report_sysprop_change },
 };
 
 int register_android_os_SystemProperties(JNIEnv *env)