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24 changes: 24 additions & 0 deletions java-collections.iml
Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
<?xml version="1.0" encoding="UTF-8"?>
<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
<output url="file://$MODULE_DIR$/target/classes" />
<output-test url="file://$MODULE_DIR$/target/test-classes" />
<content url="file://$MODULE_DIR$">
<sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
<sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
<excludeFolder url="file://$MODULE_DIR$/target" />
</content>
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-api:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.apiguardian:apiguardian-api:1.1.0" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.opentest4j:opentest4j:1.2.0" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.platform:junit-platform-commons:1.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-params:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-engine:5.5.2" level="project" />
<orderEntry type="library" scope="TEST" name="Maven: org.junit.platform:junit-platform-engine:1.5.2" level="project" />
</component>
</module>
1 change: 0 additions & 1 deletion src/main/java/com/epam/izh/rd/online/Main.java
Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,5 @@
public class Main {

public static void main(String[] args) throws IOException, URISyntaxException {

}
}
Original file line number Diff line number Diff line change
@@ -1,11 +1,8 @@
package com.epam.izh.rd.online.service;

import com.epam.izh.rd.online.helper.Direction;

import java.util.*;

import static java.util.Collections.*;

/**
* Совет:
* Начните с реализации метода {@link SimpleTextStatisticsAnalyzer#getWords(String)}.
Expand All @@ -23,7 +20,12 @@ public class SimpleTextStatisticsAnalyzer implements TextStatisticsAnalyzer {
*/
@Override
public int countSumLengthOfWords(String text) {
return 0;
String[] splitWords = text.split("\\s*\\W\\s*");
int count = 0;
for (String tempWord : splitWords) {
count += tempWord.length();
}
return count;
}

/**
Expand All @@ -34,7 +36,7 @@ public int countSumLengthOfWords(String text) {
*/
@Override
public int countNumberOfWords(String text) {
return 0;
return getWords(text).size();
}

/**
Expand All @@ -44,20 +46,28 @@ public int countNumberOfWords(String text) {
*/
@Override
public int countNumberOfUniqueWords(String text) {
return 0;
return new HashSet<>(getWords(text)).size();
}

/**
* Необходимо реализовать функционал получения списка слов из текста.
* Пробелы, запятые, точки, кавычки и другие знаки препинания являются разделителями слов.
* Необходимо реализовать функционал получения списка слов из текста..
* Пробелы, запятые, точки, кавычки и другие знаки препинания являются разделителями слов............3
* Например для текста "One, two, three, three - one, tWo, tWo!!" должен вернуться список :
* {"One", "two", "three", "three", "one", "tWo", "tWo"}
*
*...........................
* @param text текст
*/
@Override
public List<String> getWords(String text) {
return emptyList();
String[] splitWords = text.split("\\s*\\W\\s*");

List<String> wordsList = new ArrayList<>();
for (String splitWord : splitWords) {
if (!splitWord.equals("")) {
wordsList.add(splitWord);
}
}
return wordsList;
}

/**
Expand All @@ -70,7 +80,7 @@ public List<String> getWords(String text) {
*/
@Override
public Set<String> getUniqueWords(String text) {
return emptySet();
return new HashSet<>(getWords(text));
}

/**
Expand All @@ -82,7 +92,20 @@ public Set<String> getUniqueWords(String text) {
*/
@Override
public Map<String, Integer> countNumberOfWordsRepetitions(String text) {
return emptyMap();
return getMapWithNumberOfWordsRepetitions(getWords(text));
}

private Map<String, Integer> getMapWithNumberOfWordsRepetitions(List<String> splitWords) {
Map<String, Integer> map = new HashMap<>();
for (String splitWord : splitWords) {
if (map.containsKey(splitWord)) {
int count = map.get(splitWord);
map.put(splitWord, ++count);
} else {
map.put(splitWord, 1);
}
}
return map;
}

/**
Expand All @@ -95,6 +118,15 @@ public Map<String, Integer> countNumberOfWordsRepetitions(String text) {
*/
@Override
public List<String> sortWordsByLength(String text, Direction direction) {
return emptyList();
return getListWithSortAsDirection(getWords(text), direction);
}

private List<String> getListWithSortAsDirection(List<String> wordsList, Direction direction) {
if (direction.name().equals("ASC")) {
wordsList.sort(Comparator.comparing(String::length));
} else {
wordsList.sort(Comparator.comparing(String::length).reversed());
}
return wordsList;
}
}
Original file line number Diff line number Diff line change
@@ -1,13 +1,8 @@
package com.epam.izh.rd.online.service;

import com.epam.izh.rd.online.helper.Direction;

import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Set;

import static java.util.Collections.*;
import java.util.*;
import java.util.stream.Collectors;

/**
* Данный класс обязан использовать StreamApi из функционала Java 8. Функциональность должна быть идентична
Expand All @@ -16,36 +11,38 @@
public class StreamApiTextStatisticsAnalyzer implements TextStatisticsAnalyzer {
@Override
public int countSumLengthOfWords(String text) {
return 0;
return Arrays.stream(text.split("\\s*\\W\\s*")).filter(x -> !x.equals("")).mapToInt(String::length).sum();
}

@Override
public int countNumberOfWords(String text) {
return 0;
return (int) Arrays.stream(text.split("\\s*\\W\\s*")).filter(x -> !x.equals("")).count();
}

@Override
public int countNumberOfUniqueWords(String text) {
return 0;
return (int) Arrays.stream(text.split("\\s*\\W\\s*")).filter(x -> !x.equals("")).distinct().count();
}

@Override
public List<String> getWords(String text) {
return emptyList();
return Arrays.stream(text.split("\\s*\\W\\s*")).filter(x -> !x.equals("")).collect(Collectors.toList());
}

@Override
public Set<String> getUniqueWords(String text) {
return emptySet();
return getWords(text).stream().collect(Collectors.toSet());
}

@Override
public Map<String, Integer> countNumberOfWordsRepetitions(String text) {
return emptyMap();
return getWords(text).stream().collect(Collectors.toMap(key -> key, value -> 1, Integer::sum));
}

@Override
public List<String> sortWordsByLength(String text, Direction direction) {
return emptyList();
return direction.name().contains("ASC") ?
getWords(text).stream().sorted(Comparator.comparing(String::length)).collect(Collectors.toList()) :
getWords(text).stream().sorted(Comparator.comparing(String::length).reversed()).collect(Collectors.toList());
}
}