Allow condition providers to specify a rule instance limit.

Bug: 25563007
Change-Id: I1149cb5be59668f8869c81cb46c5ead49aec933a

3 files changed, 20 insertions, 0 deletions

diff --git a/core/java/android/app/INotificationManager.aidl b/core/java/android/app/INotificationManager.aidl
index 633f6995b986..368b8ef17cc9 100644
--- a/core/java/android/app/INotificationManager.aidl
+++ b/core/java/android/app/INotificationManager.aidl
@@ -103,6 +103,7 @@ interface INotificationManager
     boolean updateAutomaticZenRule(in AutomaticZenRule automaticZenRule);
     boolean removeAutomaticZenRule(String id);
     boolean removeAutomaticZenRules(String packageName);
+    int getRuleInstanceCount(in ComponentName owner);
 
     byte[] getBackupPayload(int user);
     void applyRestore(in byte[] payload, int user);
diff --git a/core/java/android/app/NotificationManager.java b/core/java/android/app/NotificationManager.java
index 9a3c82036399..faf5b11951a6 100644
--- a/core/java/android/app/NotificationManager.java
+++ b/core/java/android/app/NotificationManager.java
@@ -380,6 +380,18 @@ public class NotificationManager
     }
 
     /**
+     * @hide
+     */
+    public int getRuleInstanceCount(ComponentName owner) {
+        INotificationManager service = getService();
+        try {
+            return service.getRuleInstanceCount(owner);
+        } catch (RemoteException e) {
+        }
+        return 0;
+    }
+
+    /**
      * Returns AutomaticZenRules owned by the caller.
      *
      * <p>
diff --git a/core/java/android/service/notification/ConditionProviderService.java b/core/java/android/service/notification/ConditionProviderService.java
index 88bd283d06a1..eff09d62e56e 100644
--- a/core/java/android/service/notification/ConditionProviderService.java
+++ b/core/java/android/service/notification/ConditionProviderService.java
@@ -85,6 +85,13 @@ public abstract class ConditionProviderService extends Service {
             "android.service.zen.automatic.configurationActivity";
 
     /**
+     * The name of the {@code meta-data} tag containing the maximum number of rule instances that
+     * can be created for this rule type. Omit or enter a value <= 0 to allow unlimited instances.
+     */
+    public static final String META_DATA_RULE_INSTANCE_LIMIT =
+            "android.service.zen.automatic.ruleInstanceLimit";
+
+    /**
      * A String rule id extra passed to {@link #META_DATA_CONFIGURATION_ACTIVITY}.
      */
     public static final String EXTRA_RULE_ID = "android.content.automatic.ruleId";