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Commit 2a05ec50 authored by Kholoud Mohamed's avatar Kholoud Mohamed
Browse files

Simplify coexistence gating logic 

- repurposed the policy engine flag for financed APIs only
- used permission flag for the all other APIs
- removed target sdk logic
- removed coeixstence flag logic

Bug: 273494642
Test: btest a.d.c.DeviceManagementCoexistenceTest
Change-Id: Id3c16654f7d7d766073db7ec427619d7ebdcd784
parent 808497be

services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyEngine.java

+0 −37
Original line number Diff line number Diff line
@@ -23,7 +23,6 @@ import static android.app.admin.PolicyUpdateResult.RESULT_FAILURE_HARDWARE_LIMIT 
import static android.app.admin.PolicyUpdateResult.RESULT_POLICY_CLEARED;

import static android.app.admin.PolicyUpdateResult.RESULT_POLICY_SET;

import static android.content.pm.UserProperties.INHERIT_DEVICE_POLICY_FROM_PARENT;

import static android.provider.DeviceConfig.NAMESPACE_DEVICE_POLICY_MANAGER;



import android.Manifest;

import android.annotation.NonNull;
@@ -47,7 +46,6 @@ import android.os.Bundle; 
import android.os.Environment;

import android.os.UserHandle;

import android.os.UserManager;

import android.provider.DeviceConfig;

import android.telephony.TelephonyManager;

import android.util.AtomicFile;

import android.util.Log;
@@ -86,9 +84,6 @@ final class DevicePolicyEngine { 
            DevicePolicyIdentifiers.getIdentifierForUserRestriction(

                    UserManager.DISALLOW_CELLULAR_2G);



    private static final String ENABLE_COEXISTENCE_FLAG = "enable_coexistence";

    private static final boolean DEFAULT_ENABLE_COEXISTENCE_FLAG = true;



    private final Context mContext;

    private final UserManager mUserManager;
@@ -1152,38 +1147,6 @@ final class DevicePolicyEngine { 
        return mEnforcingAdmins.size() > 0;

    }



    /**

     * Returns {@code true} if the coexistence flag is enabled or:

     * <ul>

     * <li>If the provided package is an admin with existing policies

     * <li>A new admin and no other admin have policies set

     * <li>More than one admin have policies set

     */

    boolean canAdminAddPolicies(String packageName, int userId) {

        if (isCoexistenceFlagEnabled()) {

            return true;

        }



        if (mEnforcingAdmins.contains(userId)

                && mEnforcingAdmins.get(userId).stream().anyMatch(admin ->

                admin.getPackageName().equals(packageName))) {

            return true;

        }



        int numOfEnforcingAdmins = 0;

        for (int i = 0; i < mEnforcingAdmins.size(); i++) {

            numOfEnforcingAdmins += mEnforcingAdmins.get(i).size();

        }

        return numOfEnforcingAdmins == 0 || numOfEnforcingAdmins > 1;

    }



    private boolean isCoexistenceFlagEnabled() {

        return DeviceConfig.getBoolean(

                NAMESPACE_DEVICE_POLICY_MANAGER,

                ENABLE_COEXISTENCE_FLAG,

                DEFAULT_ENABLE_COEXISTENCE_FLAG);

    }



    private <V> boolean checkFor2gFailure(@NonNull PolicyDefinition<V> policyDefinition,

            @NonNull EnforcingAdmin enforcingAdmin) {

        if (!policyDefinition.getPolicyKey().getIdentifier().equals(

services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java

+68 −156

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