ITI0011RUS:task 05

Allikas: Kursused
Redaktsioon seisuga 24. veebruar 2015, kell 23:35 kasutajalt Aleksandr (arutelu | kaastöö) (→‎Описание)
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Срок сдачи упражнения 9-е занятие (4-е марта).

Общая информация об упражнениях: ITI0011RUS_Practice.
Обратно на страницу предмета.

Описание

Прочитать текст из файла Garbage Collector Article.

Реализовать требуемые в шаблоне функции.

Шаблон

<source lang="java"> import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Map; import java.util.Set;

public class CollectionTask {

/** * The function should read the contents of the file * designated by the filename and return its contents * as a string. * @param filename - A file name to read. * @return null if file is inaccessible (cannot be read or does not exist), * a string containing file contents otherwise. */ public static String readFile(String filename) { String text = "";

return text; }

/** * The function returns a list containing * all the words from the input string. * @param text - an input string. * @return null, if the string is not supplied, * an empty list, if the string contains no words, * a list of words otherwise. */ public static List<String> getWords(String text) {

// TODO Enter your code here

return null; }

/** * The function returns the set containing only * unique words from the input string. * @param text - an input string * @return null, if the string is not supplied, * an empty set, if the string contains no words, * a set of unique words otherwise. */ public static Set<String> getUniqueWords(String text) {

// TODO Enter your code here

return null; }


/** * The function counts how many times each word * can be found in the text and saves this * information in the Map object, where the key is * the word, and the value is the amount of times * the considered word can be found in the text. * @param text - an input string * @return null, if the string is not supplied, * an empty set, if the string contains no words, * a map of words otherwise. */ public static Map<String,Integer> getWordCount(String text) {

// TODO Enter your code here

return null; }

/** * The main function should print out * the result of the getWordCount() method. * @param args - input parameters. */ public static void main(String[] args) { // TODO Enter your code here }

} </source>