1 files changed, 40 insertions, 0 deletions
diff --git a/java/com/android/incallui/call/InCallServiceListener.java b/java/com/android/incallui/call/InCallServiceListener.java
new file mode 100644
index 000000000..e48ce9d79
--- /dev/null
+++ b/java/com/android/incallui/call/InCallServiceListener.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.incallui.call;
+
+import android.telecom.InCallService;
+
+/**
+ * Interface implemented by In-Call components that maintain a reference to the Telecom API {@code
+ * InCallService} object. Clarifies the expectations associated with the relevant method calls.
+ */
+public interface InCallServiceListener {
+
+  /**
+   * Called once at {@code InCallService} startup time with a valid instance. At that time, there
+   * will be no existing {@code DialerCall}s.
+   *
+   * @param inCallService The {@code InCallService} object.
+   */
+  void setInCallService(InCallService inCallService);
+
+  /**
+   * Called once at {@code InCallService} shutdown time. At that time, any {@code DialerCall}s will
+   * have transitioned through the disconnected state and will no longer exist.
+   */
+  void clearInCallService();
+}