Breaking News: Grepper is joining You.com. Read the official announcement!

How do I get a country name by country code?

neo answered on November 17, 2022 Popularity 10/10 Helpfulness 1/10

answer How do I get a country name by country code?

How do I get a country name by country code?

Comment

object CountryMapper {
    // A collection to store our country object
    private val countries: MutableList<Country> = ArrayList()

    // Get ISO countries, create Country object and
    // store in the collection.
    private val isoCountries: Array<String> = Locale.getISOCountries()

    init {
        for (country in isoCountries) {
            val locale = Locale("en", country)
            val iso: String = locale.isO3Country
            val code: String = locale.country
            val name: String = locale.displayCountry
            if ("" != iso && "" != code && "" != name) {
                countries.add(Country(iso, code, name))
            }
        }

        // Sort the country by their name
        countries.sortWith(CountryComparator())
    }

    fun mapToName(code: String): String {
        val country = countries.find { it.code == code}
        country?.let { return it.name }
            ?: throw Exception("Invalid country code")
    }

    /**
     * Country pojo class.
     */
    private class Country(
        private val iso: String,
        val code: String,
        val name: String
    ) {
        override fun toString(): String {
            return iso + " - " + code + " - " + name.uppercase(Locale.getDefault())
        }
    }

    /**
     * CountryComparator class.
     */
    private class CountryComparator : Comparator<Country> {
        private val comparator: Comparator<Any>

        init {
            comparator = Collator.getInstance()
        }
        override fun compare(c1: Country, c2: Country): Int {
            return comparator.compare(c1.name, c2.name)
        }
    }
}

Popularity 10/10 Helpfulness 1/10 Language kotlin

Source: Grepper

Tags: country get kotlin

Link to this answer
Share Copy Link

Contributed on Nov 17 2022

neo

0 Answers Avg Quality 2/10

How do I get a country name by country code?

Contents

More Related Answers

How do I get a country name by country code?

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.