Adds @JavaInterop, a @RequiresOptIn for marking Java interop code

    "This is a a property, function or class specifically
    supporting Java interoperability. Usage from Kotlin
    should be limited to interactions with Java"

Bug: 309960444
Test: This is just an annotation.
Change-Id: Ia2f21bd5d4359ba22e1292ebebbef77707706ac9

1 files changed, 26 insertions, 0 deletions

diff --git a/java/src/com/android/intentresolver/v2/annotation/JavaInterop.kt b/java/src/com/android/intentresolver/v2/annotation/JavaInterop.kt
new file mode 100644
index 00000000..15c5018a
--- /dev/null
+++ b/java/src/com/android/intentresolver/v2/annotation/JavaInterop.kt
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 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.intentresolver.v2.annotation
+
+/**
+ * Apply to code which exists specifically to easy integration with existing Java and Java APIs.
+ *
+ * The goal is to prevent usage from Kotlin when a more idiomatic alternative is available.
+ */
+@RequiresOptIn("This is a a property, function or class specifically supporting Java " +
+        "interoperability. Usage from Kotlin should be limited to interactions with Java.")
+annotation class JavaInterop