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学PHP >> Android开发实例 >> Android手机中紧急号码的定制

Android手机中紧急号码的定制

查看次数20708 发表时间2012-11-18 22:57:56

PhoneNumberUtils.java 文件(frameworks\base\telephony\java\android\telephony)
/**
     * isEmergencyNumber: checks a given number against the list of
     *   emergency numbers provided by the RIL and SIM card.
     *
     * @param number the number to look up.
     * @return if the number is in the list of emergency numbers
     * listed in the ril / sim, then return true, otherwise false.
     */
    public static boolean isEmergencyNumber(String number) {
        // If the number passed in is null, just return false:
        if (number == null) return false;

        // Strip the separators from the number before comparing it
        // to the list.
        number = extractNetworkPortionAlt(number);

        // retrieve the list of emergency numbers
        // check read-write ecclist property first
        String numbers = SystemProperties.get("ril.ecclist");
        if (TextUtils.isEmpty(numbers)) {
            // then read-only ecclist property since old RIL only uses this
            numbers = SystemProperties.get("ro.ril.ecclist");
        }

        if (!TextUtils.isEmpty(numbers)) {
            // searches through the comma-separated list for a match,
            // return true if one is found.
            for (String emergencyNum : numbers.split(",")) {
                if (number.startsWith(emergencyNum)) {
                    return true;
                }
            }
            // no matches found against the list!
            return false;
        }

        //no ecclist system property, so use our own list.
     

(转发请注明转自:学PHP)    


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