gistfile1.java

package net.cubespace.LocaleTest;

import org.apache.commons.lang.LocaleUtils;

import java.util.HashMap;
import java.util.Locale;

public class Main {
    private static final String loc = "en_US";
    private static final HashMap<String, Locale> lookup = new HashMap<String, Locale>();

    public static void main(String[] args) {
        benchLocaleUtilLookup();
        benchLocaleLookupTable();
    }

    private static void benchLocaleLookupTable() {
        long start = System.currentTimeMillis();

        for(int i = 0; i < 100000000; i++) {
            if(!lookup.containsKey(loc)) {
                lookup.put(loc, LocaleUtils.toLocale(loc));
            }

            Locale use = lookup.get(loc);
        }

        System.out.println((System.currentTimeMillis() - start) + " ms");
    }

    private static void benchLocaleUtilLookup() {
        long start = System.currentTimeMillis();

        for(int i = 0; i < 100000000; i++) {
            Locale use = LocaleUtils.toLocale(loc);
        }

        System.out.println((System.currentTimeMillis() - start) + " ms");
    }
}