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feature #18

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54 changes: 47 additions & 7 deletions src/main/java/com/epam/izh/rd/online/service/SimpleTextStatisticsAnalyzer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,8 @@
import com.epam.izh.rd.online.helper.Direction;

import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import static java.util.Collections.*;

Expand All @@ -23,7 +25,14 @@ public class SimpleTextStatisticsAnalyzer implements TextStatisticsAnalyzer {
*/
@Override
public int countSumLengthOfWords(String text) {
return 0;
int count = 0;
List<String> words = getWords(text);
for (String word : words
) {
count += word.length();

}
return count;
}

/**
Expand All @@ -34,7 +43,7 @@ public int countSumLengthOfWords(String text) {
*/
@Override
public int countNumberOfWords(String text) {
return 0;
return getWords(text).size();
}

/**
Expand All @@ -44,7 +53,7 @@ public int countNumberOfWords(String text) {
*/
@Override
public int countNumberOfUniqueWords(String text) {
return 0;
return getUniqueWords(text).size();
}

/**
Expand All @@ -57,7 +66,10 @@ public int countNumberOfUniqueWords(String text) {
*/
@Override
public List<String> getWords(String text) {
return emptyList();
if (text.length() == 0) {
return emptyList();
}
return Arrays.asList(text.split("\\W+"));
}

/**
Expand All @@ -70,7 +82,7 @@ public List<String> getWords(String text) {
*/
@Override
public Set<String> getUniqueWords(String text) {
return emptySet();
return new HashSet<>(getWords(text));
}

/**
Expand All @@ -82,7 +94,17 @@ public Set<String> getUniqueWords(String text) {
*/
@Override
public Map<String, Integer> countNumberOfWordsRepetitions(String text) {
return emptyMap();
List<String> words = getWords(text);
Map<String, Integer> res = new HashMap<>();

for (String word : words) {
if (res.containsKey(word)) {
res.computeIfPresent(word, (k, v) -> v + 1);
} else {
res.put(word, 1);
}
}
return res;
}

/**
Expand All @@ -95,6 +117,24 @@ public Map<String, Integer> countNumberOfWordsRepetitions(String text) {
*/
@Override
public List<String> sortWordsByLength(String text, Direction direction) {
return emptyList();

Comparator<String> comparator = new Comparator<String>() {
@Override
public int compare(String o1, String o2) {
return o1.length() - o2.length();
}
};

List<String> res = getWords(text);
res.sort(comparator);

if (direction.toString().equals("DESC")) {
res.sort(comparator.reversed());
System.out.println(res);
}

return res;


}
}
46 changes: 35 additions & 11 deletions src/main/java/com/epam/izh/rd/online/service/StreamApiTextStatisticsAnalyzer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -2,10 +2,8 @@

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

import static java.util.Collections.*;

Expand All @@ -16,36 +14,62 @@
public class StreamApiTextStatisticsAnalyzer implements TextStatisticsAnalyzer {
@Override
public int countSumLengthOfWords(String text) {
return 0;
return getWords(text).stream().mapToInt(el -> el.length()).sum();
}

@Override
public int countNumberOfWords(String text) {
return 0;
return (int) getWords(text).stream().count();
}

@Override
public int countNumberOfUniqueWords(String text) {
return 0;
return (int) getWords(text).stream().distinct().count();
}

@Override
public List<String> getWords(String text) {
return emptyList();
if (text.length() == 0) {
return emptyList();
}
return Arrays.asList(text.split("\\W+"));
}

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

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

@Override
public List<String> sortWordsByLength(String text, Direction direction) {
return emptyList();
Comparator<String> comparator = new Comparator<String>() {
@Override
public int compare(String o1, String o2) {
return o1.length() - o2.length();
}
};

if (direction.toString().equals("DESC")) {
return getWords(text).stream().sorted(comparator.reversed()).collect(Collectors.toList());
}
return getWords(text).stream().sorted(comparator).collect(Collectors.toList());
}
}