Move UserHandleCompat to framework-s for more convenient accessed

NO_IFTTT=Does not modify RoleParser logic
RelNote: N/A
Bug: 376728836
Flag: EXEMPT refactor
Test: build
Change-Id: I603adc9e8e584bbadda49903bca6c3aba30cad89

2 files changed, 88 insertions, 0 deletions

diff --git a/framework-s/java/android/permission/internal/compat/UserHandleCompat.java b/framework-s/java/android/permission/internal/compat/UserHandleCompat.java
new file mode 100644
index 000000000..8a3ec444d
--- /dev/null
+++ b/framework-s/java/android/permission/internal/compat/UserHandleCompat.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2021 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 android.permission.internal.compat;
+
+import android.annotation.UserIdInt;
+import android.os.UserHandle;
+
+/**
+ * Helper for accessing features in {@link UserHandle}.
+ */
+public final class UserHandleCompat {
+    /**
+     * A user ID to indicate all users on the device.
+     */
+    public static final int USER_ALL = UserHandle.ALL.getIdentifier();
+
+    /**
+     * A user ID to indicate an undefined user of the device.
+     *
+     * @see UserHandle#USER_NULL
+     */
+    public static final @UserIdInt int USER_NULL = -10000;
+
+    /**
+     * A user ID to indicate the "system" user of the device.
+     */
+    public static final int USER_SYSTEM = UserHandle.SYSTEM.getIdentifier();
+
+    private UserHandleCompat() {}
+
+    /**
+     * Get the user ID of a given UID.
+     *
+     * @param uid the UID
+     * @return the user ID
+     */
+    @UserIdInt
+    public static int getUserId(int uid) {
+        return UserHandle.getUserHandleForUid(uid).getIdentifier();
+    }
+
+    /**
+     * Get the UID from the give user ID and app ID
+     *
+     * @param userId the user ID
+     * @param appId the app ID
+     * @return the UID
+     */
+    public static int getUid(@UserIdInt int userId, int appId) {
+        return UserHandle.of(userId).getUid(appId);
+    }
+}
diff --git a/framework-s/java/android/permission/internal/compat/package-info.java b/framework-s/java/android/permission/internal/compat/package-info.java
new file mode 100644
index 000000000..b78aac878
--- /dev/null
+++ b/framework-s/java/android/permission/internal/compat/package-info.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+/**
+ * @hide
+ * TODO(b/146466118) remove this javadoc tag
+ */
+@android.annotation.Hide
+package android.permission.internal.compat;