From 8238586f288dad61374c5428b5795d138521c67f Mon Sep 17 00:00:00 2001
From: "koblevmurat@gmail.com" <koblevmurat@gmail.com>
Date: Fri, 15 Nov 2019 16:40:33 +0300
Subject: [PATCH] =?UTF-8?q?=D1=80=D0=B5=D0=B0=D0=BB=D0=B8=D0=B7=D0=B0?=
 =?UTF-8?q?=D1=86=D0=B8=D1=8F=20appender?=
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---
 task3/src/main/java/FileUtility.java | 48 +++++++++++++++++++++++++++-
 1 file changed, 47 insertions(+), 1 deletion(-)

diff --git a/task3/src/main/java/FileUtility.java b/task3/src/main/java/FileUtility.java
index be6a3ae..d1204a9 100644
--- a/task3/src/main/java/FileUtility.java
+++ b/task3/src/main/java/FileUtility.java
@@ -3,6 +3,27 @@
 
 public class FileUtility {
 
+
+
+    private void ReadFile(String _FileName) {
+
+      /*  try (BufferedWriter writer = new BufferedWriter(new FileWriter(_FileName))) {
+            for (int i = 0; i < 20; i++) {
+                writer.write("Java\n");
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }*/
+
+        try (BufferedReader reader = new BufferedReader(new FileReader(_FileName))) {
+            String str;
+            while ((str = reader.readLine()) != null) {
+                System.out.println(str);
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
     /*
     * Структура файла ввода: в первой строке одно целое число - N
     * далее следует N целых чисел через пробел
@@ -37,7 +58,32 @@ public void passwordGen(File in, File out){
     * записи из списка по одной записи в строке
     * */
     public void appender(File file, List<String> records){
-        //TODO
+
+        try (RandomAccessFile raf = new RandomAccessFile(file, "rw")) {
+
+            byte[] bb = new byte[(int)file.length()];
+            raf.readFully(bb);
+            raf.seek(0);
+            for (String record :
+                    records) {
+                raf.writeBytes(record);
+            }
+            raf.write(bb);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        return;
+
+      /*  try (BufferedWriter writer = new BufferedWriter(new FileWriter(file) )) {
+
+            for (String record :
+                    records) {
+                writer.append(record);
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }*/
     }
 
     /*