Multi Key Example 1 : Collection « Apache Common « Java

Multi Key Example 1

import java.util.HashMap;

public class MultiKeyExampleV1 {
  public static void main(String args[]) {
    HashMap codeToText_en = new HashMap();
    codeToText_en.put("GM", "Good Morning");
    codeToText_en.put("GN", "Good Night");
    codeToText_en.put("GE", "Good Evening");

    HashMap codeToText_de = new HashMap();
    codeToText_de.put("GM", "Guten Morgen");
    codeToText_de.put("GE", "Guten Abend");
    codeToText_de.put("GN", "Guten Nacht");

    HashMap langToMap = new HashMap();
    langToMap.put("en", codeToText_en);
    langToMap.put("de", codeToText_de);

    System.err.println("Good Evening in English: " +
    System.err.println("Good Night in German: " +
       514 k)

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