Andreyprofkip · Andreyprofkip · Feb 8, 2021 · Feb 8, 2021
diff --git a/fileRepository/copy/TestFileToCopy.txt b/fileRepository/copy/TestFileToCopy.txt
@@ -0,0 +1,4 @@
+test
+1
+2
+текст
diff --git a/java-data-handling-template.iml b/java-data-handling-template.iml
@@ -0,0 +1,23 @@
+<?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_9">
+    <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" />
+      <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>
diff --git a/pom.xml b/pom.xml
@@ -33,8 +33,8 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>${java.version}</source>
-                    <target>${java.version}</target>
+                    <source>9</source>
+                    <target>9</target>
                 </configuration>
             </plugin>
         </plugins>

diff --git a/src/main/java/com/epam/izh/rd/online/repository/FileRepository.java b/src/main/java/com/epam/izh/rd/online/repository/FileRepository.java
@@ -1,16 +1,19 @@
 package com.epam.izh.rd.online.repository;
 
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
 public interface FileRepository {
 
 
     long countFilesInDirectory(String path);
 
     long countDirsInDirectory(String path);
 
-    void copyTXTFiles(String from, String to);
+    void copyTXTFiles(String from, String to) throws IOException;
 
-    boolean createFile(String path, String name);
+    boolean createFile(String path, String name) throws IOException;
 
-    String readFileFromResources(String fileName);
+    String readFileFromResources(String fileName) throws IOException;
 
 }
diff --git a/src/main/java/com/epam/izh/rd/online/repository/SimpleFileRepository.java b/src/main/java/com/epam/izh/rd/online/repository/SimpleFileRepository.java
@@ -1,5 +1,12 @@
 package com.epam.izh.rd.online.repository;
 
+import java.io.*;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+
+
 public class SimpleFileRepository implements FileRepository {
 
     /**
@@ -10,9 +17,23 @@ public class SimpleFileRepository implements FileRepository {
      */
     @Override
     public long countFilesInDirectory(String path) {
-        return 0;
+
+            long filesThisDir=0;
+            File f = new File(path);
+            File[] files = f.listFiles();
+            for (File item : files) {
+                if (item.isFile()) {
+                    filesThisDir++;
+                }
+                if (item.isDirectory()) {
+                    filesThisDir += countFilesInDirectory(item.getAbsolutePath());
+                }
+            }
+            return filesThisDir;
+
     }
 
+
     /**
      * Метод рекурсивно подсчитывает количество папок в директории, считая корень
      *
@@ -21,7 +42,17 @@ public long countFilesInDirectory(String path) {
      */
     @Override
     public long countDirsInDirectory(String path) {
-        return 0;
+       File file =  new File (path);
+       File[] files = file.listFiles();
+       long DirsThisDir = 1;
+
+       for(File item: files)
+       {
+           if (item.isDirectory()) {
+               DirsThisDir += countDirsInDirectory(item.getAbsolutePath());
+           }
+       }
+       return DirsThisDir;
     }
 
     /**
@@ -31,8 +62,20 @@ public long countDirsInDirectory(String path) {
      * @param to   путь куда
      */
     @Override
-    public void copyTXTFiles(String from, String to) {
-        return;
+    public void copyTXTFiles(String from, String to) throws IOException {
+        File fileFrom = new File(from);
+        File fileTo = new File(to);
+        Path pathFrom = Paths.get(fileFrom.getParent());
+        Path pathTo = Paths.get(fileTo.getParent());
+
+        if (!Files.exists(pathTo))  {
+            Files.createDirectories(pathTo);
+        }
+        for(File item: pathFrom.toFile().listFiles()){
+            if(item.getAbsolutePath().endsWith(".txt")) {
+                Files.copy(fileFrom.toPath(), fileTo.toPath());
+            }
+        }
     }
 
     /**
@@ -43,8 +86,17 @@ public void copyTXTFiles(String from, String to) {
      * @return был ли создан файл
      */
     @Override
-    public boolean createFile(String path, String name) {
-        return false;
+    public boolean createFile(String path, String name) throws IOException {
+        File file = new File(path+"./"+name);
+        Path dir = Paths.get(file.getParent());
+        if (!Files.exists(dir)) {
+            Files.createDirectory(dir);
+        }
+        if (!file.exists()) {
+            file.createNewFile();
+            return true;
+        }
+        return file.exists();
     }
 
     /**
@@ -54,7 +106,17 @@ public boolean createFile(String path, String name) {
      * @return контент
      */
     @Override
-    public String readFileFromResources(String fileName) {
-        return null;
+    public String readFileFromResources(String fileName) throws IOException {
+        String absoluteFilePath = "C:/java-data-handling-template/src/main/resources/" + fileName;
+        String content = new String();
+        FileReader fileReader = new FileReader(absoluteFilePath);
+        BufferedReader buffReader = new BufferedReader(fileReader);
+        try {
+            while (buffReader.ready()) {
+                content = buffReader.readLine();
+            }
+        }catch (IOException e){System.out.println(e.getMessage());}
+        buffReader.close();
+        return content;
     }
 }
diff --git a/src/main/java/com/epam/izh/rd/online/service/RegExpService.java b/src/main/java/com/epam/izh/rd/online/service/RegExpService.java
@@ -1,8 +1,11 @@
 package com.epam.izh.rd.online.service;
 
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
 public interface RegExpService {
 
-    String maskSensitiveData();
+    String maskSensitiveData() throws IOException;
 
-    String replacePlaceholders(double paymentAmount, double balance);
+    String replacePlaceholders(double paymentAmount, double balance) throws IOException;
 }
diff --git a/src/main/java/com/epam/izh/rd/online/service/SimpleBigNumbersService.java b/src/main/java/com/epam/izh/rd/online/service/SimpleBigNumbersService.java
@@ -2,6 +2,7 @@
 
 import java.math.BigDecimal;
 import java.math.BigInteger;
+import java.math.RoundingMode;
 
 public class SimpleBigNumbersService implements BigNumbersService {
 
@@ -13,7 +14,9 @@ public class SimpleBigNumbersService implements BigNumbersService {
      */
     @Override
     public BigDecimal getPrecisionNumber(int a, int b, int range) {
-        return null;
+        BigDecimal firstNumber = new BigDecimal(a);
+        BigDecimal secondNumber = new BigDecimal(b);
+        return firstNumber.divide(secondNumber, range, RoundingMode.HALF_UP);
     }
 
     /**
@@ -24,6 +27,24 @@ public BigDecimal getPrecisionNumber(int a, int b, int range) {
      */
     @Override
     public BigInteger getPrimaryNumber(int range) {
-        return null;
+        Integer[] arr = new Integer[range+1];
+        int numberArr = 1;
+        int i = 3;
+        boolean isPrime = true;
+        while (arr[range] == null){
+            for (int j = 2; j <= i/j; j++){
+                 if (i % j == 0 ) {
+                    isPrime = false;
+                }
+
+            }
+            if (isPrime){
+                arr[numberArr] = i ;
+                numberArr++;
+            }
+            i++;
+            isPrime = true;
+        }
+        return BigInteger.valueOf(arr[range]);
     }
 }
diff --git a/src/main/java/com/epam/izh/rd/online/service/SimpleDateService.java b/src/main/java/com/epam/izh/rd/online/service/SimpleDateService.java
@@ -4,6 +4,7 @@
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 
+
 public class SimpleDateService implements DateService {
 
     /**
@@ -14,7 +15,9 @@ public class SimpleDateService implements DateService {
      */
     @Override
     public String parseDate(LocalDate localDate) {
-        return null;
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd-MM-yyyy");
+        String localDate1 = localDate.format(formatter);
+        return localDate1;
     }
 
     /**
@@ -25,7 +28,9 @@ public String parseDate(LocalDate localDate) {
      */
     @Override
     public LocalDateTime parseString(String string) {
-        return null;
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
+        LocalDateTime dateTime = LocalDateTime.parse(string, formatter);
+        return dateTime;
     }
 
     /**
@@ -37,7 +42,7 @@ public LocalDateTime parseString(String string) {
      */
     @Override
     public String convertToCustomFormat(LocalDate localDate, DateTimeFormatter formatter) {
-        return null;
+        return localDate.format(formatter);
     }
 
     /**
@@ -47,7 +52,14 @@ public String convertToCustomFormat(LocalDate localDate, DateTimeFormatter forma
      */
     @Override
     public long getNextLeapYear() {
-        return 0;
+        LocalDate temp = LocalDate.now();
+        long year = temp.getYear() + 1;
+        while(true) {
+            if ((year % 400 == 0 && year % 100 == 0) || (year % 4 == 0 && year % 100 > 0)) {
+                return year;
+            }
+            year++;
+        }
     }
 
     /**
@@ -57,7 +69,11 @@ public long getNextLeapYear() {
      */
     @Override
     public long getSecondsInYear(int year) {
-        return 0;
+        if ((year % 400 == 0 && year % 100 == 0) || (year % 4 == 0 && year % 100 > 0)) {
+            return 366*24*60*60;
+        } else {
+            return 365*24*60*60;
+        }
     }
 
 

diff --git a/src/main/java/com/epam/izh/rd/online/service/SimpleRegExpService.java b/src/main/java/com/epam/izh/rd/online/service/SimpleRegExpService.java
@@ -1,5 +1,10 @@
 package com.epam.izh.rd.online.service;
 
+import java.io.*;
+import java.text.DecimalFormat;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
 public class SimpleRegExpService implements RegExpService {
 
     /**
@@ -10,8 +15,22 @@ public class SimpleRegExpService implements RegExpService {
      * @return обработанный текст
      */
     @Override
-    public String maskSensitiveData() {
-        return null;
+    public String maskSensitiveData() throws IOException {
+        BufferedReader br = new BufferedReader(new FileReader("C:/java-data-handling-template/src/main/resources/sensitive_data.txt"));
+        String content = br.readLine();
+        br.close();
+
+        Pattern pattern = Pattern.compile("\\d{4} \\d{4} \\d{4} \\d{4}");
+        Matcher matcher = pattern.matcher(content);
+
+        StringBuffer sbNewContent = new StringBuffer(content.length());
+        String sNewContent = "";
+        while (matcher.find()){
+                sNewContent = matcher.group().substring(0,4) + " **** " + "**** " + matcher.group().substring(15,19);
+                matcher.appendReplacement(sbNewContent, sNewContent);
+        }
+        matcher.appendTail(sbNewContent);
+        return sbNewContent.toString();
     }
 
     /**
@@ -21,7 +40,20 @@ public String maskSensitiveData() {
      * @return обработанный текст
      */
     @Override
-    public String replacePlaceholders(double paymentAmount, double balance) {
-        return null;
+    public String replacePlaceholders(double paymentAmount, double balance) throws IOException {
+        BufferedReader bufferedReader = new BufferedReader(new FileReader("C:/java-data-handling-template/src/main/resources/sensitive_data.txt"));
+        String content = bufferedReader.readLine();
+        bufferedReader.close();
+            String sPaymentAmount = DecimalFormat.getNumberInstance().format(paymentAmount);
+            String sBalance =  DecimalFormat.getInstance().format(balance);
+
+            Pattern pPayment = Pattern.compile("\\$\\{payment_amount\\}");
+            Matcher mPayment = pPayment.matcher(content);
+            content = mPayment.replaceAll(sPaymentAmount);
+
+            Pattern pBalance = Pattern.compile("\\$\\{balance\\}");
+            Matcher mBalance = pBalance.matcher(content);
+            content = mBalance.replaceAll(sBalance);
+        return content;
     }
 }