feat: Complete timeout example for threading

.idea/.gitignore

@@ -1,10 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Ignored default folder with query files
-/queries/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
-# Editor-based HTTP Client requests
-/httpRequests/

.idea/compiler.xml

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="CompilerConfiguration">
-    <annotationProcessing>
-      <profile name="Maven default annotation processors profile" enabled="true">
-        <sourceOutputDir name="target/generated-sources/annotations" />
-        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
-        <outputRelativeToContentRoot value="true" />
-        <module name="WS-07-Multithreading-Basics-and-Hashing" />
-      </profile>
-    </annotationProcessing>
-  </component>
-</project>

.idea/encodings.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="Encoding">
-    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
-    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
-  </component>
-</project>

.idea/jarRepositories.xml

@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RemoteRepositoriesConfiguration">
-    <remote-repository>
-      <option name="id" value="central" />
-      <option name="name" value="Central Repository" />
-      <option name="url" value="https://maven.devneeds.ir/" />
-    </remote-repository>
-    <remote-repository>
-      <option name="id" value="central" />
-      <option name="name" value="Maven Central repository" />
-      <option name="url" value="https://repo1.maven.org/maven2" />
-    </remote-repository>
-    <remote-repository>
-      <option name="id" value="jboss.community" />
-      <option name="name" value="JBoss Community repository" />
-      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
-    </remote-repository>
-  </component>
-</project>

.idea/misc.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ExternalStorageConfigurationManager" enabled="true" />
-  <component name="MavenProjectsManager">
-    <option name="originalFiles">
-      <list>
-        <option value="$PROJECT_DIR$/pom.xml" />
-      </list>
-    </option>
-  </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_23" default="true" project-jdk-name="23" project-jdk-type="JavaSDK" />
-</project>

.idea/vcs.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="" vcs="Git" />
-  </component>
-</project>

src/main/java/dev/Main.java

@@ -37,17 +37,20 @@ public class Main {
 
                     // Split data into 3 parts
 
-                    int size = data.size();
+                    List<String> part1 = null;
-                    int third = size / 3;
+
+                    List<String> part2 = null;
+
+                    List<String> part3 = null;
 
-                    List<String> part1 = data.subList(0, third);
-                    List<String> part2 = data.subList(third, third * 2);
-                    List<String> part3 = data.subList(third * 2, size);
                     // TODO:
 
-                    StudentLoader t1 = new StudentLoader(part1);
+                    StudentLoader t1 = null;
-                    StudentLoader t2 = new StudentLoader(part2);
+
-                    StudentLoader t3 = new StudentLoader(part3);
+                    StudentLoader t2 = null;
+
+                    StudentLoader t3 = null;
+
                     // TODO:
 
                     // start()
@@ -55,17 +58,7 @@ public class Main {
                     // join()
 
                     // merge results
-                    t1.start();
-                    t2.start();
-                    t3.start();
 
-                    t1.join();
-                    t2.join();
-                    t3.join();
-
-                    manager.addStudents(t1.getStudents());
-                    manager.addStudents(t2.getStudents());
-                    manager.addStudents(t3.getStudents());
                 }
 
                 case 2 -> {

src/main/java/dev/model/Student.java

@@ -47,7 +47,7 @@ public class Student {
         // Example:
         // return id % 97;
 
-        return id % 97;
+        return 0;
     }
 
     @Override
@@ -57,21 +57,14 @@ public class Student {
 
         // Step 1:
         // Check null
-        if (obj == null) {
-            return false;
-        }
 
         // Step 2:
         // Convert obj to Student
-        if (!(obj instanceof Student)) {
-            return false;
-        }
-        Student other = (Student) obj;
 
         // Step 3:
         // Compare IDs
-        return this.id == other.id;
 
+        return false;
     }
 
     @Override

src/main/java/dev/service/StudentManager.java

@@ -12,11 +12,12 @@ public class StudentManager {
     public void addStudents(ArrayList<Student> newStudents) {
 
         // TODO:
+
         // Merge students
 
         // Hint:
         // addAll()
-        students.addAll(newStudents);
+
     }
 
     public Student searchStudent(int id) {
@@ -26,11 +27,6 @@ public class StudentManager {
         // Loop through students
 
         // Compare IDs
-        for (Student student : students) {
-            if (student.getId() == id) {
-                return student;
-            }
-        }
 
         return null;
     }
@@ -42,14 +38,8 @@ public class StudentManager {
         // Find student
 
         // Remove student
-        for (Student student : students) {
-            if (student.getId() == id) {
-                students.remove(student);
-                return true;
-            }
-        }
-        return false;
 
+        return false;
     }
 
     public void printStudents() {

src/main/java/dev/thread/StudentLoader.java

@@ -37,19 +37,15 @@ public class StudentLoader extends Thread {
 
             // TODO:
             // split line
-            String[] parts = line.split(",");
+
             // TODO:
             // read values
-            int id = Integer.parseInt(parts[0].trim());
+
-            String name = parts[1].trim();
-            String major = parts[2].trim();
-            double gpa = Double.parseDouble(parts[3].trim());
             // TODO:
             // create Student
-            Student student = new Student(id, name, major, gpa);
+
             // TODO:
             // add to students list
-            students.add(student);
 
         }
 

src/main/java/dev/utils/FileManager.java

@@ -21,7 +21,7 @@ public class FileManager {
             // TODO:
 
             // Add line to list
-            lines.add(line);
+
         }
 
         reader.close();

src/main/java/lecture/multithreading/timeout/Main.java

@@ -1,10 +1,25 @@
 package lecture.multithreading.timeout;
 
 
+import java.util.Scanner;
 
 public class Main {
     public static void main(String[] args) {
-        // TODO
+
+        Scanner scanner = new Scanner(System.in);
+
+        System.out.println("you have 10 seconds: ");
+        System.out.print("enter your name: ");
+
+        MyRunnable myRunnable = new MyRunnable();
+        Thread thread = new Thread(myRunnable);
+        thread.setDaemon(true);
+        thread.start();
+
+        String name = scanner.nextLine();
+        System.out.println("hello " + name);
+
+        scanner.close();
     }
 }
 

src/main/java/lecture/multithreading/timeout/MyRunnable.java

@@ -0,0 +1,22 @@
+package lecture.multithreading.timeout;
+
+public class MyRunnable implements Runnable{
+
+    @Override
+    public void run(){
+
+        for (int i = 1; i <= 10 ; i++){
+            try {
+                Thread.sleep(1000);
+            } catch (InterruptedException e) {
+                System.out.println("thread was interrupted");
+            }
+
+            if(i == 10){
+                System.out.println("time is up");
+                System.exit(0);
+            }
+
+        }
+    }
+}