Task

1-0-networking-and-http/1-0-0-hello-network-socket/src/main/java/com/bobocode/net/client/ClientUtil.java

@@ -24,7 +24,7 @@ private ClientUtil() {
      */
     @SneakyThrows
     public static Socket openSocket(String host, int port) {
-        throw new ExerciseNotCompletedException(); // todo: implement according to javadoc and verify by ClientUtilTest
+        return new Socket(host, port);
     }
 
     /**
@@ -62,6 +62,10 @@ public static String readMessage(BufferedReader reader) {
      */
     @SneakyThrows
     public static void writeToSocket(String message, Socket socket) {
-        throw new ExerciseNotCompletedException(); // todo: implement according to javadoc and verify by ClientUtilTest
+        OutputStream outputStream = socket.getOutputStream();
+        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(outputStream));
+
+        writer.write(message);
+        writer.flush();
     }
 }

1-0-networking-and-http/1-0-0-hello-network-socket/src/main/java/com/bobocode/net/server/ServerUtil.java

@@ -41,7 +41,7 @@ public static String getLocalHost() {
      */
     @SneakyThrows
     public static ServerSocket createServerSocket(int port) {
-        throw new ExerciseNotCompletedException(); // todo: implement according to javadoc and verify by ServerUtilTest
+        return new ServerSocket(port);
     }
 
     /**
@@ -52,7 +52,7 @@ public static ServerSocket createServerSocket(int port) {
      */
     @SneakyThrows
     public static Socket acceptClientSocket(ServerSocket serverSocket) {
-        throw new ExerciseNotCompletedException(); // todo: implement according to javadoc and verify by ServerUtilTest
+        return serverSocket.accept();
     }
 
     /**
@@ -66,7 +66,9 @@ public static Socket acceptClientSocket(ServerSocket serverSocket) {
      */
     @SneakyThrows
     public static String readMessageFromSocket(Socket socket) {
-        throw new ExerciseNotCompletedException(); // todo: implement according to javadoc and verify by ServerUtilTest
+        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
+
+        return bufferedReader.readLine();
     }
 
     /**

2-0-servlet-api/2-0-1-hello-servlet-api/src/main/java/com/bobocode/servlet/DateServlet.java

@@ -0,0 +1,21 @@
+package com.bobocode.servlet;
+
+import jakarta.servlet.ServletException;
+import jakarta.servlet.annotation.WebServlet;
+import jakarta.servlet.http.HttpServlet;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.time.LocalDate;
+
+@WebServlet("/date")
+public class DateServlet extends HttpServlet {
+
+    @Override
+     public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        PrintWriter out = resp.getWriter();
+        out.println(LocalDate.now());
+    }
+}

3-0-spring-framework/3-0-0-hello-spring-framework/src/main/java/com/bobocode/config/ApplicationConfig.java

@@ -1,6 +1,11 @@
 package com.bobocode.config;
 
 import com.bobocode.TestDataGenerator;
+import com.bobocode.dao.FakeAccountDao;
+import com.bobocode.service.AccountService;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
 
 /**
  * This class specifies application context configuration. It tells Spring to scan "dao" and "service" packages in order
@@ -10,7 +15,12 @@
  * It also explicitly configures a bean of {@link TestDataGenerator} called "dataGenerator". This beans will be injected
  * into {@link com.bobocode.dao.FakeAccountDao} in order to generate some fake accounts.
  */
+@Configuration
+@ComponentScan(basePackages = {"com.bobocode.dao", "com.bobocode.service"})
 public class ApplicationConfig {
-    // todo: configure application context according to javadoc by following tests in ApplicationConfigTest
-    // todo: verify final implementation by running ApplicationContextTest
+
+    @Bean
+    public TestDataGenerator dataGenerator() {
+        return new TestDataGenerator();
+    }
 }

3-0-spring-framework/3-0-0-hello-spring-framework/src/main/java/com/bobocode/dao/FakeAccountDao.java

@@ -2,6 +2,8 @@
 
 import com.bobocode.TestDataGenerator;
 import com.bobocode.model.Account;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
 
 import java.util.List;
 import java.util.stream.Stream;
@@ -16,9 +18,11 @@
  * Its bean is called "accountDao". And it uses constructor with explicit autowired annotation in order to inject
  * {@link TestDataGenerator} instance.
  */
+@Component("accountDao")
 public class FakeAccountDao implements AccountDao {
     private List<Account> accounts;
 
+    @Autowired
     public FakeAccountDao(TestDataGenerator testDataGenerator) {
         this.accounts = Stream.generate(testDataGenerator::generateAccount)
                 .limit(20)

3-0-spring-framework/3-0-0-hello-spring-framework/src/main/java/com/bobocode/service/AccountService.java

@@ -2,6 +2,7 @@
 
 import com.bobocode.dao.AccountDao;
 import com.bobocode.model.Account;
+import org.springframework.stereotype.Service;
 
 import static java.util.Comparator.comparing;
 
@@ -12,6 +13,7 @@
  * Since it's a service that should be added to the application context, it is marked as Spring service. It order to get
  * {@link AccountDao} instances, it uses implicit constructor-based injection.
  */
+@Service
 public class AccountService {
     private final AccountDao accountDao;
 

3-0-spring-framework/3-0-1-hello-spring-mvc/src/main/java/com/bobocode/mvc/api/NoteRestController.java

@@ -1,7 +1,11 @@
 package com.bobocode.mvc.api;
 
 import com.bobocode.mvc.data.Notes;
+import com.bobocode.mvc.model.Note;
 import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
 
 /**
  * This controller provides a very simple REST API for Notes. It implements two endpoints that allow you to add
@@ -18,9 +22,21 @@
  * Spring MVC was used to build the whole application including front-end. So the controllers were connected to the views
  * via models, like in {@link com.bobocode.mvc.controller.NoteController}
  */
+@RestController
+@RequestMapping("/api/notes")
 @RequiredArgsConstructor
 public class NoteRestController {
     private final Notes notes;
 
-    // TODO: implement controller methods according to the javadoc verify your impl using NoteRestControllerTest
+    @GetMapping
+    public List<Note> getNotes() {
+        return notes.getAll();
+    }
+
+    @PostMapping
+    public void addNote(
+            @RequestBody Note note
+            ) {
+        notes.add(note);
+    }
 }

3-0-spring-framework/3-0-1-hello-spring-mvc/src/main/java/com/bobocode/mvc/controller/NoteController.java

@@ -1,7 +1,15 @@
 package com.bobocode.mvc.controller;
 
 import com.bobocode.mvc.data.Notes;
+import com.bobocode.mvc.model.Note;
 import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import java.util.List;
 
 /**
  * {@link NoteController} is a typical controller that powers Spring MVC Notes application. This application provides
@@ -26,10 +34,24 @@
  * back-end applications. The back-end app, will only need to provide data and don't care about view. In that case
  * the same controller will look like {@link com.bobocode.mvc.api.NoteRestController}
  */
+@Controller
 @RequiredArgsConstructor
+@RequestMapping("/notes")
 public class NoteController {
     private final Notes notes;
 
-    // TODO: implement controller methods according to the javadoc and verify your impl using NoteControllerTest
+    @GetMapping
+    public String notesPage(Model model) {
+        List<Note> noteList = notes.getAll();
+        model.addAttribute("noteList", noteList);
+
+        return "notes";
+    }
+
+    @PostMapping
+    public String addNote(Note note) {
+        notes.add(note);
+        return "redirect:/notes";
+    }
 
 }

3-0-spring-framework/3-1-1-dispatcher-servlet-initializer/src/main/java/com/bobocode/config/RootConfig.java

@@ -1,8 +1,8 @@
 package com.bobocode.config;
 
 import org.springframework.context.annotation.ComponentScan;
-import org.springframework.context.annotation.ComponentScan.Filter;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.FilterType;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 
@@ -11,9 +11,12 @@
  * (containing middle-tire services, datasource, etc.).
  * The configuration must exclude the web layer of the application.
  * <p>
- * todo: mark this class as config
- * todo: enable component scanning for all packages in "com.bobocode"
- * todo: ignore all web related config and beans (ignore @{@link Controller}, ignore {@link EnableWebMvc}) using exclude filter
  */
+@Configuration
+@ComponentScan(basePackages = "com.bobocode",
+            excludeFilters = {
+                    @ComponentScan.Filter(type = FilterType.ANNOTATION, value = EnableWebMvc.class),
+                    @ComponentScan.Filter(type = FilterType.ANNOTATION, value = Controller.class),
+            })
 public class RootConfig {
 }