Прошу проверить ДЗ5

data.csv

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+ Фамилия ; Должность ; e-mail
+1;2;1
+2;5;2
+3;8;3

outData.csv

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+ Фамилиия ; Должность ; e-mail 
+6;6;6
+7;7;7
+8;8;8

src/ru/gb/Dmitrieva/HomeWorkApp/Lesson_5/AppData.java

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+package ru.gb.Dmitrieva.HomeWorkApp.Lesson_5;
+
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.ArrayList;
+
+public class AppData {
+
+    private String[] header;
+    private int[][] data;
+    private FileReader file;
+
+    public AppData(FileReader fileReader) {
+        this.file = fileReader;
+    }
+
+    public AppData(FileWriter file) {}
+
+    public void setHeadersAndData(String[] headerString) {
+        this.header = headerString;
+        this.data = getData();
+    }
+
+    public String[] getHeader() {
+        return header;
+    }
+
+    public String getHeaderString() {
+        StringBuilder str = new StringBuilder();
+        for (int i = 0; i < getHeader().length; i++) {
+            if (getHeader().length - 1 != i) {
+                str.append(getHeader()[i]).append(";");
+            }
+            else {
+                str.append(getHeader()[i]).append("\n");
+            }
+        }
+        return str.toString();
+    }
+
+    public int[][] getData() {
+        return data;
+    }
+
+    public void setData(int[][] data) {
+        this.data = data;
+    }
+
+    public String separatingGetData() {
+        StringBuilder temp = new StringBuilder();
+        for (int[] datum : data) {
+            for (int j = 0; j < datum.length; j++) {
+                if (j != data.length - 1)
+                    temp.append(datum[j]).append(";");
+                else temp.append(datum[j]);
+            }
+            temp.append("\n");
+        }
+        return temp.toString();
+    }
+
+    public FileReader getFileReader() {
+        return file;
+    }
+
+    public void readAll() throws IOException {
+        BufferedReader bufferedReader = new BufferedReader(getFileReader());
+        ArrayList<String> tempList = new ArrayList<>();
+        String str;
+        while ((str = bufferedReader.readLine()) != null) {
+            tempList.add(str);
+        }
+        bufferedReader.close();
+        getFileReader().close();
+        String[][] arrStr = new String[tempList.size() - 1][];
+        for (int i = 0; i < tempList.size(); i++) {
+            if (i == 0) {
+                this.header = tempList.get(i).split(";");
+            } else {
+                arrStr[i - 1] = tempList.get(i).split(";");
+            }
+        }
+        this.data = new int[arrStr.length][arrStr[0].length];
+        for (int a = 0; a < arrStr.length; a++) {
+            for (int b = 0; b < arrStr[a].length; b++) {
+                this.data[a][b] = Integer.parseInt(arrStr[a][b]);
+            }
+        }
+    }
+}

src/ru/gb/Dmitrieva/HomeWorkApp/Lesson_5/CreateReaderWriterCSV.java

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+package ru.gb.Dmitrieva.HomeWorkApp.Lesson_5;
+
+
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.Arrays;
+
+public class CreateReaderWriterCSV {
+
+    public static void main(String[] args) throws IOException {
+        AppData appData = new AppData(new FileWriter("outData.csv"));
+        appData.setHeadersAndData(new String[]{" Фамилиия ", " Должность ", " e-mail "});
+        appData.setData(new int[][]{{6, 6, 6}, {7, 7, 7}, {8, 8, 8}});
+        FileWriter fileWriterInFile = new FileWriter("outData.csv", false);
+        fileWriterInFile.write(appData.getHeaderString());
+        fileWriterInFile.write(appData.separatingGetData());
+        fileWriterInFile.close();
+
+        AppData appDataRead = new AppData(new FileReader("data.csv"));
+        appDataRead.readAll();
+        System.out.println(Arrays.toString(appDataRead.getHeader()));
+        System.out.println(Arrays.deepToString(appDataRead.getData()));
+
+    }
+
+}
+
+
+