did my homework

src/main/java/core/basesyntax/FileWork.java

@@ -1,8 +1,68 @@
 package core.basesyntax;
 
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.Arrays;
+
 public class FileWork {
     public String[] readFromFile(String fileName) {
-        //write your code here
-        return null;
+        File file = new File(fileName);
+        StringBuilder array = new StringBuilder();
+        try {
+            BufferedReader reader = new BufferedReader(new FileReader(file));
+            StringBuilder stringBuilder = new StringBuilder();
+            int value = reader.read();
+            if (value == -1) {
+                return new String[0];
+            }
+            while (value != -1) {
+                stringBuilder.append((char) value);
+                value = reader.read();
+            }
+
+            String string = stringBuilder.toString().toLowerCase();
+            int i = 0;
+            for (String word : string.split(" ")) {
+                if (word.toLowerCase().toCharArray()[0] == 'w') {
+                    if (word.contains("\n")) {
+                        if (word.contains(",") || word.contains(".")
+                                || word.contains("!") || word.contains("?")) {
+                            word = word.replace(".", "")
+                                       .replace(",", "");
+                        }
+                        String[] twoWords = word.split("\n");
+                        if (twoWords.length == 2) {
+                            array.append(twoWords[0].toLowerCase()).append(" ")
+                                 .append(twoWords[1].toLowerCase()).append(" ");
+                        } else {
+                            array.append(twoWords[0].toLowerCase()).append(" ");
+                        }
+                    } else if (word.contains(",") || word.contains(".")
+                            || word.contains("!") || word.contains("?")) {
+                        while (word.contains(",") || word.contains(".")
+                            || word.contains("!") || word.contains("?")) {
+                            word = word.substring(0, word.length() - 1);
+                        }
+                        array.append(word.toLowerCase()).append(" ");
+
+                    } else {
+                        array.append(word.toLowerCase()).append(" ");
+                    }
+                    i++;
+                }
+            }
+            if (array.toString().isEmpty()) {
+                return new String[0];
+            }
+        } catch (IOException e) {
+            throw new RuntimeException("Can't read file", e);
+        }
+        String[] sortedArray = array.toString().split(" ");
+        Arrays.sort(sortedArray);
+        String[] result = new String[sortedArray.length];
+
+        return sortedArray;
     }
 }