Split framework-wifi.jar out of framework.jar

Build framework-wifi against framework-minus-apex.
Build framework-minus-apex against "framework-wifi-stubs".
Build framework.jar against framework-wifi since a few
bundled apps/tests still use @hide Wifi APIs.

framework-minus-apex now only has @SystemApi dependencies
on framework-wifi.

Bug: 140299412
Test: atest FrameworksWifiTest FrameworksWifiApiTests
Change-Id: I3ada1dc7e8186c566cfbf7ad3d3b49878ae9860d

Android.bp

@@ -199,30 +199,6 @@ filegroup {
     path: "mms/java",
 }
 
-filegroup {
-    name: "framework-wifi-sources",
-    srcs: [
-        "wifi/java/**/*.java",
-        "wifi/java/**/*.aidl",
-    ],
-    exclude_srcs: [
-        ":framework-wifi-non-updatable-sources"
-    ],
-    path: "wifi/java",
-}
-
-filegroup {
-    name: "framework-wifi-non-updatable-sources",
-    srcs: [
-        // TODO(b/146011398) package android.net.wifi is now split amongst 2 jars: framework.jar and
-        // framework-wifi.jar. This is not a good idea, should move WifiNetworkScoreCache
-        // to a separate package.
-        "wifi/java/android/net/wifi/WifiNetworkScoreCache.java",
-        "wifi/java/android/net/wifi/WifiCondManager.java",
-        "wifi/java/android/net/wifi/wificond/*.java",
-    ],
-}
-
 filegroup {
     name: "framework-non-updatable-sources",
     srcs: [
@@ -247,9 +223,7 @@ filegroup {
         ":framework-telecomm-sources",
         ":framework-telephony-common-sources",
         ":framework-telephony-sources",
-        ":framework-wifi-sources",
         ":framework-wifi-non-updatable-sources",
-	":libwificond_ipc_aidl",
         ":PacProcessor-aidl-sources",
         ":ProxyHandler-aidl-sources",
 
@@ -290,6 +264,7 @@ filegroup {
         ":framework-sdkext-sources",
         ":framework-statsd-sources",
         ":updatable-media-srcs",
+        ":framework-wifi-updatable-sources",
     ]
 }
 
@@ -453,6 +428,7 @@ java_library {
     libs: [
         // TODO(b/146167933): Use framework-statsd-stubs
         "framework-statsd",
+        "framework-wifi-stubs",
     ],
     installable: true,
     javac_shard_size: 150,
@@ -492,6 +468,8 @@ java_library {
         "framework-sdkext-stubs-systemapi",
         // TODO(b/146167933): Use framework-statsd-stubs instead.
         "framework-statsd",
+        // TODO(b/140299412): should be framework-wifi-stubs
+        "framework-wifi",
         // TODO(jiyong): add more stubs for APEXes here
     ],
     sdk_version: "core_platform",

wifi/Android.bp

+// Copyright (C) 2019 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.
+
+
+filegroup {
+    name: "framework-wifi-updatable-sources",
+    srcs: [
+        "java/**/*.java",
+        "java/**/*.aidl",
+    ],
+    exclude_srcs: [
+        ":framework-wifi-non-updatable-sources"
+    ],
+    path: "java",
+}
+
+filegroup {
+    name: "framework-wifi-non-updatable-sources",
+    srcs: [
+        // TODO(b/146011398) package android.net.wifi is now split amongst 2 jars: framework.jar and
+        // framework-wifi.jar. This is not a good idea, should move WifiNetworkScoreCache
+        // to a separate package.
+        "java/android/net/wifi/WifiNetworkScoreCache.java",
+        "java/android/net/wifi/WifiCondManager.java",
+        "java/android/net/wifi/wificond/*.java",
+        ":libwificond_ipc_aidl",
+    ],
+}
+
+java_library {
+    name: "framework-wifi",
+    sdk_version: "core_platform", // TODO(b/140299412) should be core_current
+    libs: [
+        "framework-minus-apex", // TODO(b/140299412) should be framework-system-stubs
+    ],
+    srcs: [
+        ":framework-wifi-updatable-sources",
+    ],
+    installable: true,
+    optimize: {
+        enabled: false
+    }
+}
+
+metalava_wifi_docs_args =
+    "--hide-package com.android.server " +
+    "--error UnhiddenSystemApi " +
+    "--hide RequiresPermission " +
+    "--hide MissingPermission " +
+    "--hide BroadcastBehavior " +
+    "--hide HiddenSuperclass " +
+    "--hide DeprecationMismatch " +
+    "--hide UnavailableSymbol " +
+    "--hide SdkConstant " +
+    "--hide HiddenTypeParameter " +
+    "--hide Todo --hide Typo " +
+    "--hide HiddenTypedefConstant " +
+    "--show-annotation android.annotation.SystemApi "
+
+droidstubs {
+    name: "framework-wifi-stubs-srcs",
+    srcs: [
+        ":framework-annotations",
+        ":framework-wifi-updatable-sources",
+    ],
+    aidl: {
+        include_dirs: ["frameworks/base/core/java"],
+    },
+    args: metalava_wifi_docs_args,
+    sdk_version: "core_current",
+    libs: ["android_system_stubs_current"],
+}
+
+java_library {
+    name: "framework-wifi-stubs",
+    srcs: [":framework-wifi-stubs-srcs"],
+    aidl: {
+        export_include_dirs: [
+            "java",
+        ],
+    },
+    sdk_version: "core_current",
+    libs: ["android_system_stubs_current"],
+    installable: false,
+}
+