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
diff --git a/Android.bp b/Android.bp
index 63c8fb6..5efcb77 100644
--- a/Android.bp
+++ b/Android.bp
@@ -561,6 +561,12 @@
],
}
+java_library {
+ name: "framework-annotations-lib",
+ srcs: [ ":framework-annotations" ],
+ sdk_version: "current",
+}
+
filegroup {
name: "framework-networkstack-shared-srcs",
srcs: [
diff --git a/apex/sdkext/Android.bp b/apex/sdkext/Android.bp
index 60d657d..b8dcb90 100644
--- a/apex/sdkext/Android.bp
+++ b/apex/sdkext/Android.bp
@@ -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",
}
diff --git a/apex/sdkext/framework/Android.bp b/apex/sdkext/framework/Android.bp
index bc7857f..b17f0f8 100644
--- a/apex/sdkext/framework/Android.bp
+++ b/apex/sdkext/framework/Android.bp
@@ -19,3 +19,12 @@
],
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,
+}
diff --git a/apex/sdkext/framework/java/android/os/ext/SdkExtensions.java b/apex/sdkext/framework/java/android/os/ext/SdkExtensions.java
new file mode 100644
index 0000000..c039a82
--- /dev/null
+++ b/apex/sdkext/framework/java/android/os/ext/SdkExtensions.java
@@ -0,0 +1,53 @@
+/*
+ * 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;
+ }
+
+}
diff --git a/apex/sdkext/framework/java/android/os/ext/package.html b/apex/sdkext/framework/java/android/os/ext/package.html
new file mode 100644
index 0000000..34c1697
--- /dev/null
+++ b/apex/sdkext/framework/java/android/os/ext/package.html
@@ -0,0 +1,5 @@
+<HTML>
+<BODY>
+Provides APIs to interface with the SDK extensions.
+</BODY>
+</HTML>
diff --git a/apex/sdkext/framework/tests/Android.bp b/apex/sdkext/framework/tests/Android.bp
new file mode 100644
index 0000000..3d5dbb3
--- /dev/null
+++ b/apex/sdkext/framework/tests/Android.bp
@@ -0,0 +1,10 @@
+android_test {
+ name: "framework-sdkext-tests",
+ srcs: ["src/**/*.java"],
+ libs: [
+ "android.test.base",
+ "android.test.runner",
+ ],
+ static_libs: [ "framework-sdkext" ],
+ platform_apis: true,
+}
diff --git a/apex/sdkext/framework/tests/AndroidManifest.xml b/apex/sdkext/framework/tests/AndroidManifest.xml
new file mode 100644
index 0000000..831f132
--- /dev/null
+++ b/apex/sdkext/framework/tests/AndroidManifest.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ package="com.android.sdkext.tests">
+
+ <application>
+ <uses-library android:name="android.test.runner" />
+ </application>
+
+ <instrumentation android:name="android.test.InstrumentationTestRunner"
+ android:targetPackage="com.android.sdkext.tests" />
+
+</manifest>
diff --git a/apex/sdkext/framework/tests/src/android/os/ext/SdkExtensionsTest.java b/apex/sdkext/framework/tests/src/android/os/ext/SdkExtensionsTest.java
new file mode 100644
index 0000000..6885110
--- /dev/null
+++ b/apex/sdkext/framework/tests/src/android/os/ext/SdkExtensionsTest.java
@@ -0,0 +1,45 @@
+/*
+ * 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.os.Build;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import junit.framework.TestCase;
+
+public class SdkExtensionsTest extends TestCase {
+
+ @SmallTest
+ public void testBadArgument() throws Exception {
+ try {
+ SdkExtensions.getExtensionVersion(Build.VERSION_CODES.Q);
+ fail("expected IllegalArgumentException");
+ } catch (IllegalArgumentException expected) { }
+
+ try {
+ SdkExtensions.getExtensionVersion(999999);
+ fail("expected IllegalArgumentException");
+ } catch (IllegalArgumentException expected) { }
+ }
+
+ @SmallTest
+ public void testDefault() throws Exception {
+ int r = SdkExtensions.getExtensionVersion(Build.VERSION_CODES.R);
+ assertTrue(r >= 0);
+ }
+
+}