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Commit 4ec07fad authored by Anton Hansson's avatar Anton Hansson
Browse files

Add SdkExtensions class 

It currently just reads a prop that is never set, but that will
be updated separately.

Keep the class @hide for now.

Bug: 137191822
Test: m com.android.sdkext
Change-Id: I1a874bf3d3e34676b5d767c4d03b09337b193cce
parent 5559245b

Android.bp

+6 −0
Original line number Diff line number Diff line
@@ -561,6 +561,12 @@ filegroup { 
    ],

}



java_library {

    name: "framework-annotations-lib",

    srcs: [ ":framework-annotations" ],

    sdk_version: "current",

}



filegroup {

    name: "framework-networkstack-shared-srcs",

    srcs: [

apex/sdkext/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
apex {

    name: "com.android.sdkext",

    manifest: "manifest.json",

    java_libs: [ "framework-sdkext" ],

    key: "com.android.sdkext.key",

    certificate: ":com.android.sdkext.certificate",

}

apex/sdkext/framework/Android.bp

+9 −0
Original line number Diff line number Diff line
@@ -19,3 +19,12 @@ filegroup { 
    ],

    path: "java",

}



java_library {

    name: "framework-sdkext",

    srcs: [ ":framework-sdkext-sources" ],

    sdk_version: "system_current",

    libs: [ "framework-annotations-lib" ],

    permitted_packages: [ "android.os.ext" ],

    installable: true,

}

apex/sdkext/framework/java/android/os/ext/SdkExtensions.java

0 → 100644
+53 −0
Original line number Diff line number Diff line 
/*

 * 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.

 */



package android.os.ext;



import android.annotation.IntDef;

import android.os.Build.VERSION_CODES;

import android.os.SystemProperties;



import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;



/** @hide */

public class SdkExtensions {



    private static final int R_EXTENSION_INT;

    static {

        R_EXTENSION_INT = SystemProperties.getInt("persist.com.android.sdkext.sdk_info", 0);

    }



    /** Values suitable as parameters for {@link #getExtensionVersion(int)}. */

    @IntDef(value = { VERSION_CODES.R })

    @Retention(RetentionPolicy.SOURCE)

    public @interface SdkVersion {}



    /**

     * Return the version of the extension to the given SDK.

     *

     * @param sdk the SDK version to get the extension version of.

     * @see SdkVersion

     * @throws IllegalArgumentException if sdk is not an sdk version with extensions

     */

    public static int getExtensionVersion(@SdkVersion int sdk) {

        if (sdk < VERSION_CODES.R) {

            throw new IllegalArgumentException();

        }

        return R_EXTENSION_INT;

    }



}

apex/sdkext/framework/java/android/os/ext/package.html

0 → 100644
+5 −0
Original line number Diff line number Diff line 
<HTML>

<BODY>

Provides APIs to interface with the SDK extensions.

</BODY>

</HTML>