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Commit 24c93615 authored by Ta-wei Yen's avatar Ta-wei Yen
Browse files

Add CompatUtils#isNCompatible() 

Add unified check for both app and device compatibility for N features.

TODO: Use similar implementation with M or L once N is released.

Bug:26330692
Change-Id: Ib0fc818ef4d1307838202a54c8b077309676ef90
parent 8b84b39b

src/com/android/contacts/common/compat/CompatUtils.java

+30 −12
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
package com.android.contacts.common.compat;



import android.os.Build;

import android.os.Build.VERSION;

import android.support.annotation.Nullable;

import android.text.TextUtils;

import android.util.Log;
@@ -40,6 +41,8 @@ public final class CompatUtils { 


    public final static int TYPE_ASSERT = 4;



    private final static Boolean CODENAME_STARTS_WITH_N = VERSION.CODENAME.startsWith("N");



    /**

     * Returns whether the operation in CPOWrapper is of TYPE_INSERT;

     */
@@ -60,8 +63,8 @@ public final class CompatUtils { 
    }



    /**

     * Determines if this version is compatible with multi-SIM and the phone account APIs.

     * Can also force the version to be lower through SdkVersionOverride.

     * Determines if this version is compatible with multi-SIM and the phone account APIs. Can also

     * force the version to be lower through SdkVersionOverride.

     *

     * @return {@code true} if multi-SIM capability is available, {@code false} otherwise.

     */
@@ -82,8 +85,8 @@ public final class CompatUtils { 
    }



    /**

     * Determines if this version is capable of using presence checking for video calling.

     * Support for video call presence indication is added in SDK 24.

     * Determines if this version is capable of using presence checking for video calling. Support

     * for video call presence indication is added in SDK 24.

     *

     * @return {@code true} if video presence checking is allowed, {@code false} otherwise.

     */
@@ -93,8 +96,8 @@ public final class CompatUtils { 
    }



    /**

     * Determines if this version is compatible with call subject. Can also force the version to

     * be lower through SdkVersionOverride.

     * Determines if this version is compatible with call subject. Can also force the version to be

     * lower through SdkVersionOverride.

     *

     * @return {@code true} if call subject is a feature on this device, {@code false} otherwise.

     */
@@ -117,7 +120,7 @@ public final class CompatUtils { 
     * Determines if this version is compatible with Lollipop Mr1-specific APIs. Can also force the

     * version to be lower through SdkVersionOverride.

     *

     * @return {@code true} if call subject is a feature on this device, {@code false} otherwise.

     * @return {@code true} if runtime sdk is compatible with Lollipop MR1, {@code false} otherwise.

     */

    public static boolean isLollipopMr1Compatible() {

        return SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.LOLLIPOP_MR1)
@@ -128,13 +131,28 @@ public final class CompatUtils { 
     * Determines if this version is compatible with Marshmallow-specific APIs. Can also force the

     * version to be lower through SdkVersionOverride.

     *

     * @return {@code true} if call subject is a feature on this device, {@code false} otherwise.

     * @return {@code true} if runtime sdk is compatible with Marshmallow, {@code false} otherwise.

     */

    public static boolean isMarshmallowCompatible() {

        return SdkVersionOverride.getSdkVersion(Build.VERSION_CODES.LOLLIPOP)

                >= Build.VERSION_CODES.M;

    }



    /**

     * Determines if this version is compatible with N-specific APIs.

     *

     * @return {@code true} if runtime sdk is compatible with N and the app is built with N, {@code

     * false} otherwise.

     */

    public static boolean isNCompatible() {

        // SdkVersionOverride doesn't work here because VERSION.SDK_INT remains 23 (same as M)

        // before N is release



        // TODO: remove build time check and use proper runtime check once N is released.

        return SdkSelectionUtils.TARGET_N_SDK // Build time flag

                && CODENAME_STARTS_WITH_N;  // Run time flag

    }



    /**

     * Determines if the given class is available. Can be used to check if system apis exist at

     * runtime.
@@ -196,8 +214,8 @@ public final class CompatUtils { 
     * @param methodName The name of the method to invoke.

     * @param parameterTypes The needed parameter types for the method.

     * @param parameters The parameter values to pass into the method.

     * @return The result of the invocation or {@code null} if instance or methodName are

     * empty, or if the reflection fails.

     * @return The result of the invocation or {@code null} if instance or methodName are empty, or

     * if the reflection fails.

     */

    @Nullable

    public static Object invokeMethod(@Nullable Object instance, @Nullable String methodName,