Merge "Exempt default SMS app from message send limit check"

package com.android.internal.telephony;

import android.app.role.RoleManager;

import android.compat.annotation.UnsupportedAppUsage;

import android.content.ContentResolver;

import android.content.Context;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import java.util.concurrent.atomic.AtomicBoolean;

import java.util.regex.Pattern;

    /** Last modified time for pattern file */

    private long mPatternFileLastModified = 0;

    private RoleManager mRoleManager;

    /** Directory for per-app SMS permission XML file. */

    private static final String SMS_POLICY_FILE_DIRECTORY = "/data/misc/sms";

    public SmsUsageMonitor(Context context) {

        mContext = context;

        ContentResolver resolver = context.getContentResolver();

        mRoleManager = (RoleManager) mContext.getSystemService(Context.ROLE_SERVICE);

        mMaxAllowed = Settings.Global.getInt(resolver,

                Settings.Global.SMS_OUTGOING_CHECK_MAX_COUNT,

    /**

     * Check to see if an application is allowed to send new SMS messages, and confirm with

     * user if the send limit was reached or if a non-system app is potentially sending to a

     * premium SMS short code or number.

     * premium SMS short code or number. If the app is the default SMS app, there's no send limit.

     *

     * @param appName the package name of the app requesting to send an SMS

     * @param smsWaiting the number of new messages desired to send

                mSmsStamp.put(appName, sentList);

            }

            List<String> defaultApp = mRoleManager.getRoleHolders(RoleManager.ROLE_SMS);

            if (defaultApp.contains(appName)) {

                return true;

            } else {

                return isUnderLimit(sentList, smsWaiting);

            }

        }

    }

    /**

     * Check if the destination is a possible premium short code.