Question

Store the original data in a set of enum objects.

Answer 1

import java.util.*;

public class Search {

   //create enum for all the parts of speech
   enum Speech
   {
       ADJECTIVE("Placeholder [adjective] : To be updated..."),
       ADVERB("Placeholder [adverb] : To be updated..."),
       CONJUNCTION("Placeholder [conjunction] : To be updated..."),
       INTERJUNCTION("Placeholder [interjunction] : To be updated..."),
       NOUN("Placeholder [noun] : To be updated..."),
       PREPOSITION("Placeholder [preposition] : To be updated..."),
       PRONOUN("Placeholder [pronoun] : To be updated..."),
       VERB("Placeholder [verb] : To be updated...");

       private String value;
       Speech(String s) {
           this.value = s;
       }

       public String getValue() {
           return value;
       }
   };

   //creating enum for definitions used in this program
   enum Data
   {
       LOADING("! Loading data..."),
       LOADING_COMPLETED("! Loading completed..."),
       PRINT("-----DICTIONARY 340 JAVA----"),
       OOPS("<2nd argument must be a part of a speech or \"distinct\""),
       SEARCH("Search: ");

       private String value;
       Data(String s) {
           this.value = s;
       }

       public String getValue() {
           return value;
       }
   };

   //creating enum for all the definitions of CSC210 used in this program
   enum CSC210
   {
       ADJECTIVE1("CSC210 [adjective] : Comfortable with Objects and Classes"),
       ADJECTIVE2("CSC210 [adjective] : Ready for CSC 220"),
       NOUN("CSC210 [noun]Intro to Java "),
       VERB("CSC210 [verb] : To learn Java");

       private String value;
       CSC210(String s) {
           this.value = s;
       }

       public String getValue() {
           return value;
       }
   };

   public static void main(String[] args) {

       System.out.println(Data.LOADING.getValue());
       
       //Generating all the values required in the dictionary by using the values from enum
       List<String> noFilter = new ArrayList<>();
       noFilter.add(Speech.ADJECTIVE.value);
       noFilter.add(Speech.ADJECTIVE.value);
       noFilter.add(Speech.ADVERB.value);
       noFilter.add(Speech.CONJUNCTION.value);
       noFilter.add(Speech.INTERJUNCTION.value);
       noFilter.add(Speech.NOUN.value);
       noFilter.add(Speech.NOUN.value);
       noFilter.add(Speech.NOUN.value);
       noFilter.add(Speech.PREPOSITION.value);
       noFilter.add(Speech.PRONOUN.value);
       noFilter.add(Speech.VERB.value);

       List<String> distinct = new ArrayList<>();
       Arrays.stream(Speech.values()).forEach(speech -> distinct.add(speech.value));

       List<String> noun = new ArrayList<>();
       noun.add(Speech.NOUN.value);
       noun.add(Speech.NOUN.value);
       noun.add(Speech.NOUN.value);

       List<String> nounDistinct = new ArrayList<>();
       nounDistinct.add(Speech.NOUN.value);

       List<String> adjective = new ArrayList<>();
       adjective.add(Speech.ADJECTIVE.value);
       adjective.add(Speech.ADJECTIVE.value);

       List<String> csc210 = new ArrayList<>();
       Arrays.stream(CSC210.values()).forEach(speech -> csc210.add(speech.value));

       //Generating the dictionary and mapping the key-value pairs
       Map<String, Object> dictionary = new HashMap<>();
       dictionary.put("",noFilter);
       dictionary.put("distinct", distinct);
       dictionary.put("noun", noun);
       dictionary.put("noundistinct", nounDistinct);
       dictionary.put("adjective", adjective);
       dictionary.put("oops", Arrays.asList(Data.OOPS.getValue()));
       dictionary.put("csc210", csc210);

       System.out.println(Data.LOADING_COMPLETED.getValue());
       System.out.println();
       System.out.println(Data.PRINT.getValue());
       System.out.println();

       //Taking the input search parameter from user and displaying the required data from the dictionary using the search key
       while (true) {
           Scanner reader = new Scanner(System.in);
           String userInput = null;
           String search = null;
           System.out.print(Data.SEARCH.getValue());
           userInput = reader.nextLine();

           //checking the number of arguments given by the user and handling the program accordingly so that it will not break
           String[] arr=userInput.split(" ");
           if (arr.length==1)
               search = "";
           else if (arr.length==2)
               search = arr[1];
           else if (arr.length==3)
               search = arr[1]+arr[2];
           System.out.println("   |" );
           ((List<String>)dictionary.get(search)).stream().forEach(s -> {
               System.out.print("     ");
               System.out.println(s);
           });
           System.out.println("   |" );
       }
   }

}