Initial Commit

.gitignore

@@ -1,2 +0,0 @@
-build/
-.gradle/

.gradle/buildOutputCleanup/cache.properties

@@ -0,0 +1,2 @@
+#Tue Dec 02 10:03:29 CET 2025
+gradle.version=8.14

.idea/GSEUebung.iml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

.idea/modules.xml

@@ -2,8 +2,7 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/modules/Template.iml" filepath="$PROJECT_DIR$/.idea/modules/Template.iml" />
-      <module fileurl="file://$PROJECT_DIR$/.idea/modules/Template.test.iml" filepath="$PROJECT_DIR$/.idea/modules/Template.test.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/GSEUebung.iml" filepath="$PROJECT_DIR$/.idea/GSEUebung.iml" />
     </modules>
   </component>
 </project>

.idea/modules/Template.test.iml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module version="4">
-  <component name="AdditionalModuleElements">
-    <content url="file://$MODULE_DIR$/../../src/test" dumb="true">
-      <sourceFolder url="file://$MODULE_DIR$/../../src/test/resources" type="java-test-resource" />
-    </content>
-  </component>
-</module>

build.gradle

@@ -14,7 +14,6 @@ dependencies {
     testImplementation platform('org.junit:junit-bom:5.10.0')
     testImplementation 'org.junit.jupiter:junit-jupiter'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
-    implementation 'com.mysql:mysql-connector-j:9.5.0'
 }
 
 jacoco {
@@ -37,11 +36,6 @@ sourceSets {
 
 test {
     useJUnitPlatform()
-    testLogging {
-        events "passed", "skipped", "failed"
-        exceptionFormat "full"
-        showStandardStreams = true
-    }
     finalizedBy jacocoTestReport
 }
 jacocoTestReport {

docker/compose.yml

@@ -1,19 +0,0 @@
-version: "3.9"
-
-services:
-  mysql:
-    image: mysql:8.0
-    container_name: mysql-db
-    restart: unless-stopped
-    environment:
-      MYSQL_ROOT_PASSWORD: root
-      MYSQL_DATABASE: sql7810540
-      MYSQL_USER: sql7810540
-      MYSQL_PASSWORD: mXdJCFtDZz
-    ports:
-      - "3306:3306"
-    volumes:
-      - mysql_data:/var/lib/mysql
-
-volumes:
-  mysql_data:

resources/sql/CountAllFieldsTask.sql

@@ -1 +0,0 @@
-SELECT COUNT(*) AS total FROM Task

resources/sql/CountAllFieldsWorker.sql

@@ -1 +0,0 @@
-SELECT COUNT(*) AS total FROM Worker

resources/sql/SelectAllTask.sql

@@ -1 +0,0 @@
-SELECT * FROM Task

resources/sql/SelectAllWorker.sql

@@ -1 +0,0 @@
-SELECT * FROM Worker

resources/sql/SelectTaskById.sql

@@ -1 +0,0 @@
-SELECT * FROM Task WHERE taskid = ? LIMIT 1

resources/sql/SelectWorkerById.sql

@@ -1 +0,0 @@
-SELECT * FROM Worker WHERE workerid = ? LIMIT 1

resources/sql/UpdateWorkerTable.sql

@@ -1 +0,0 @@
-UPDATE Worker SET workerid = ?, name = ? WHERE workerid = ?

resources/sql/createTaskTable.sql

@@ -1,8 +0,0 @@
-CREATE TABLE Task (
-    id INT AUTO_INCREMENT PRIMARY KEY,
-    taskid INT,
-    name VARCHAR(255) NOT NULL,
-    description TEXT,
-    workerid INT,
-    taskstate BIT
-);

resources/sql/createWorkerTable.sql

@@ -1,5 +0,0 @@
-CREATE TABLE Worker (
-    id INT AUTO_INCREMENT PRIMARY KEY,
-    workerid INT,
-    name VARCHAR(255) NOT NULL
-);

resources/sql/deleteTaskTable.sql

@@ -1 +0,0 @@
-DELETE FROM Task WHERE taskid = ?

resources/sql/insertTaskTable.sql

@@ -1 +0,0 @@
-INSERT INTO Task (taskid, name, description, workerid, taskstate) VALUES (?, ?, ?, ?, ?)

resources/sql/insertWorkerTable.sql

@@ -1 +0,0 @@
-INSERT INTO Worker (workerid, name) VALUES (?, ?)

resources/sql/selectTaskTable.sql

@@ -1 +0,0 @@
-SELECT * FROM Task WHERE workerid = ?

resources/sql/updateTaskTable.sql

@@ -1 +0,0 @@
-UPDATE Task SET name = ?, description = ?, taskstate = ? WHERE taskid = ?

src/main/java/hhn/temp/project/AssignmentManager.java

@@ -1,72 +0,0 @@
-package hhn.temp.project;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-public class AssignmentManager {
-    Map<Integer, Worker> workerMap;
-    Map<Integer, Task> taskMap;
-    int workerIdCounter;
-    int taskIdCounter;
-
-    public AssignmentManager() {
-        workerMap = new HashMap<>();
-        taskMap = new HashMap<>();
-        int workerIdCounter = 1000;
-        int taskIdCounter = 0;
-    }
-
-    public int createWorker(String name) {
-        Worker worker = new Worker(name, ++workerIdCounter);
-        workerMap.put(workerIdCounter, worker);
-        return workerIdCounter;
-    }
-    public int addTask(int workerId, String name, String description) {
-        if (!workerMap.containsKey(workerId) || name == null || description == null) {
-            throw new IllegalArgumentException("WorkerId must exist and name or description can't be null");
-        }
-        Task task = new Task(++taskIdCounter, workerId, name, description);
-        taskMap.put(taskIdCounter, task);
-        return taskIdCounter;
-    }
-    public Task getTask(int taskId) {
-        if (!taskMap.containsKey(taskId)) {
-            throw new IllegalArgumentException("Task Id does not exist");
-        }
-        return taskMap.get(taskId);
-    }
-    public Map<Integer, Task> getTaskMap() {
-        return taskMap;
-    }
-    public void editTask(int workerId, int taskId, String name, String description) {
-        if (!workerMap.containsKey(workerId) || !taskMap.containsKey(taskId)) {
-            throw new IllegalArgumentException("Task Id or Worker Id does not exist");
-        }
-        Task task = taskMap.get(taskId);
-        task.setName(name);
-        task.setDescription(description);
-    }
-    public void removeTask(int taskId) {
-        if (!taskMap.containsKey(taskId)) {
-            throw new IllegalArgumentException("Task Id does not exist");
-        }
-        taskMap.remove(taskId);
-    }
-    public void finishTask(int workerId, int taskId) {
-        if (!workerMap.containsKey(workerId) || !taskMap.containsKey(taskId)) {
-            throw new IllegalArgumentException("Task Id or Worker Id does not exist");
-        }
-        Task task = taskMap.get(taskId);
-        task.setTaskState(TaskState.FINISHED);
-    }
-    public void unfinishTask(int workerId, int taskId) {
-        if (!workerMap.containsKey(workerId) || !taskMap.containsKey(taskId)) {
-            throw new IllegalArgumentException("Task Id or Worker Id does not exist");
-        }
-        Task task = taskMap.get(taskId);
-        task.setTaskState(TaskState.IN_PROGRESS);
-    }
-
-}

src/main/java/hhn/temp/project/Main.java

@@ -0,0 +1,17 @@
+package hhn.temp.project;
+
+//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
+// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
+public class Main {
+  public static void main(String[] args) {
+    //TIP Press <shortcut actionId="ShowIntentionActions"/> with your caret at the highlighted text
+    // to see how IntelliJ IDEA suggests fixing it.
+    System.out.printf("Hello and welcome!");
+
+    for (int i = 1; i <= 5; i++) {
+      //TIP Press <shortcut actionId="Debug"/> to start debugging your code. We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
+      // for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.
+      System.out.println("i = " + i);
+    }
+  }
+}

src/main/java/hhn/temp/project/Task.java

@@ -1,42 +0,0 @@
-package hhn.temp.project;
-
-public class Task {
-    String name;
-    String description;
-    int taskId;
-    int workerId;
-    TaskState state;
-    public Task(int taskId, int workerId, String name, String description) {
-        this.name = name;
-        this.description = description;
-        this.taskId = taskId;
-        this.workerId = workerId;
-        this.state = TaskState.IN_PROGRESS;
-    }
-
-    public String getName() {
-        return name;
-    }
-    public void setName(String name) {
-        this.name = name;
-    }
-    public String getDescription() {
-        return description;
-    }
-    public void setDescription(String description) {
-        this.description = description;
-    }
-    public int getTaskId() {
-        return taskId;
-    }
-    public int getWorkerId() {
-        return workerId;
-    }
-    public void setTaskState(TaskState state) {
-        this.state = state;
-    }
-    public TaskState getTaskState() {
-        return state;
-    }
-
-}

src/main/java/hhn/temp/project/TaskState.java

@@ -1,6 +0,0 @@
-package hhn.temp.project;
-
-public enum TaskState {
-    IN_PROGRESS,
-    FINISHED;
-}

src/main/java/hhn/temp/project/Worker.java

@@ -1,17 +0,0 @@
-package hhn.temp.project;
-
-public class Worker {
-    String name;
-    int workerId;
-    public Worker(String name, int workerId) {
-        this.name = name;
-        this.workerId = workerId;
-    }
-
-    public String getName() {
-        return name;
-    }
-    public int getId() {
-        return workerId;
-    }
-}

src/main/java/hhn/temp/project/provider/Database.java

@@ -1,29 +0,0 @@
-package hhn.temp.project.provider;
-
-import java.io.IOException;
-import java.nio.file.Path;
-import java.sql.SQLException;
-
-/**
- * A database interface with basic database connectivity
- * @author Riley Schneider
- */
-public interface Database {
-  /**
-   * Creates a connection to the database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void connect() throws SQLException;
-
-  /**
-   * Closes a connection to the database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void close() throws SQLException;
-
-  /**
-   * Clears the entire tables in the database and reset primary key counter to each table
-   * @throws SQLException Thrown if database error occurs
-   */
-  void clearDatabase() throws SQLException;
-}

src/main/java/hhn/temp/project/provider/DatabaseManager.java

@@ -1,115 +0,0 @@
-package hhn.temp.project.provider;
-
-import hhn.temp.project.Task;
-import hhn.temp.project.Worker;
-
-import java.sql.SQLException;
-import java.util.Collection;
-
-/**
- * Simple Database Manager to handle simple command such as insertion, deletion, updating of Task and Worker objects.
- * @author Riley Schneider
- */
-public interface DatabaseManager extends Database {
-  /**
-   * Saves a Task object into the database
-   * @param task Task to be saved into the database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void saveTask(Task task) throws SQLException;
-
-  /**
-   * Saves a collection of Task objects into the database
-   * @param tasks Tasks to be saved into the database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void saveTasks(Collection<Task> tasks) throws SQLException;
-
-  /**
-   * Saves a Worker object into the database
-   * @param worker Worker to be saved into the database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void saveWorker(Worker worker) throws SQLException;
-
-  /**
-   * Saves a collection Worker objects into the database
-   * @param workers Workers to be saved into the database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void saveWorkers(Collection<Worker> workers) throws SQLException;
-
-  /**
-   * Updates a Task object that already exists in the database
-   * @param taskId The ID of the given task
-   * @param newTaskObject The new Task object that will overwrite the existent task on database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void updateTask(int taskId, Task newTaskObject) throws  SQLException;
-
-  /**
-   * Updates a Worker object that already exists in the database
-   * @param workerId The ID of the given worker
-   * @param newWorkerObject The new Worker object that will overwrite the existent task on database
-   * @throws SQLException Thrown if database error occurs
-   */
-  void updateWorker(int workerId, Worker newWorkerObject) throws  SQLException;
-
-  /**
-   * Deletes a task from the database
-   * @param taskId The ID of the given task that needs to be deleted
-   * @throws SQLException Thrown if database error occurs
-   */
-  void deleteTask(int taskId) throws  SQLException;
-
-  /**
-   * Deletes a worker from the database
-   * @param workerId The ID of the given worker that needs to be deleted
-   * @throws SQLException Thrown if database error occurs
-   */
-  void deleteWorker(int workerId) throws  SQLException;
-
-  /**
-   * Gets a collection of all tasks available in the database
-   * @return A collection of tasks (empty if no task available)
-   * @throws SQLException Thrown if database error occurs
-   */
-  Collection<Task> getTasks() throws SQLException;
-
-  /**
-   * Gets a collection of all workers available in the database
-   * @return A collection of workers (empty if no task available)
-   * @throws SQLException Thrown if database error occurs
-   */
-  Collection<Worker> getWorkers() throws SQLException;
-
-  /**
-   * Gets a task given by its ID from the database
-   * @param taskId The task ID
-   * @return A task from the database (NULL if no task found)
-   * @throws SQLException Thrown if database error occurs
-   */
-  Task getTaskByTaskId(int taskId) throws SQLException;
-
-  /**
-   * Gets a worker given by its ID from the database
-   * @param workerId The worker ID
-   * @return A worker from the database (NULL if no worker found)
-   * @throws SQLException Thrown if database error occurs
-   */
-  Worker getWorkerByWorkerId(int workerId) throws SQLException;
-
-  /**
-   * Gets the total number of available tasks in the database.
-   * @return The total number of tasks (0 = zero entries; -1 = error)
-   * @throws SQLException Thrown if database error occurs
-   */
-  int getTotalNumberOfTasks() throws  SQLException;
-
-  /**
-   * Gets the total number of available workers in the database.
-   * @return The total number of workers (0 = zero entries; -1 = error)
-   * @throws SQLException Thrown if database error occurs
-   */
-  int getTotalNumberOfWorkers() throws  SQLException;
-}

src/main/java/hhn/temp/project/provider/SimpleDatabaseManager.java

@@ -1,403 +0,0 @@
-package hhn.temp.project.provider;
-
-import hhn.temp.project.Task;
-import hhn.temp.project.TaskState;
-import hhn.temp.project.Worker;
-
-import java.io.IOException;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.sql.*;
-import java.util.*;
-
-public class SimpleDatabaseManager implements DatabaseManager {
-
-  private Connection connection;
-
-  private final static Path INSERT_TASK = Path.of("resources/sql/InsertTaskTable.sql");
-  private final static Path DELETE_TASK = Path.of("resources/sql/DeleteTaskTable.sql");
-  private final static Path SELECT_TASK = Path.of("resources/sql/SelectTaskTable.sql");
-  private final static Path UPDATE_TASK = Path.of("resources/sql/UpdateTaskTable.sql");
-  private final static Path COUNT_ALL_TASK = Path.of("resources/sql/CountAllFieldsTask.sql");
-  private final static Path SELECT_ALL_TASK = Path.of("resources/sql/SelectAllFieldsTask.sql");
-  private final static Path SELECT_TASK_BY_ID = Path.of("resources/sql/SelectTaskById.sql");
-  private final static Path INSERT_WORKER = Path.of("resources/sql/InsertWorkerTable.sql");
-  private final static Path DELETE_WORKER = Path.of("resources/sql/DeleteWorkerTable.sql");
-  private final static Path SELECT_WORKER = Path.of("resources/sql/SelectWorkerTable.sql");
-  private final static Path UPDATE_WORKER = Path.of("resources/sql/UpdateWorkerTable.sql");
-  private final static Path COUNT_ALL_WORKER = Path.of("resources/sql/CountAllFieldsWorker.sql");
-  private final static Path SELECT_ALL_WORKER = Path.of("resources/sql/SelectAllFieldsWorker.sql");
-  private final static Path SELECT_WORKER_BY_ID = Path.of("resources/sql/SelectWorkerById.sql");
-
-  public enum QueryMode {
-    INSERT_TASK,
-    SELECT_TASK,
-    UPDATE_TASK,
-    DELETE_TASK,
-    SELECT_ALL_TASK,
-    SELECT_TASK_BY_ID,
-    COUNT_ALL_TASK,
-    INSERT_WORKER,
-    SELECT_WORKER,
-    UPDATE_WORKER,
-    DELETE_WORKER,
-    COUNT_ALL_WORKER,
-    SELECT_ALL_WORKER,
-    SELECT_WORKER_BY_ID,
-  }
-
-  public String loadFile(QueryMode queryMode) throws IOException {
-    switch (queryMode) {
-      case INSERT_TASK -> {
-        return Files.readString(INSERT_TASK);
-      }
-      case SELECT_TASK -> {
-        return Files.readString(SELECT_TASK);
-      }
-      case DELETE_TASK -> {
-        return Files.readString(DELETE_TASK);
-      }
-      case UPDATE_TASK -> {
-        return Files.readString(UPDATE_TASK);
-      }
-      case COUNT_ALL_TASK -> {
-        return Files.readString(COUNT_ALL_TASK);
-      }
-      case SELECT_ALL_TASK -> {
-        return Files.readString(SELECT_ALL_TASK);
-      }
-      case SELECT_TASK_BY_ID -> {
-        return Files.readString(SELECT_TASK_BY_ID);
-      }
-      case INSERT_WORKER -> {
-        return Files.readString(INSERT_WORKER);
-      }
-      case SELECT_WORKER -> {
-        return Files.readString(SELECT_WORKER);
-      }
-      case DELETE_WORKER -> {
-        return Files.readString(DELETE_WORKER);
-      }
-      case UPDATE_WORKER -> {
-        return Files.readString(UPDATE_WORKER);
-      }
-      case COUNT_ALL_WORKER -> {
-        return Files.readString(COUNT_ALL_WORKER);
-      }
-      case SELECT_ALL_WORKER -> {
-        return Files.readString(SELECT_ALL_WORKER);
-      }
-      case SELECT_WORKER_BY_ID -> {
-        return Files.readString(SELECT_WORKER_BY_ID);
-      }
-      default -> {
-        return "";
-      }
-    }
-  }
-
-  private TaskState integerToTaskState(final int in) {
-    return in == 1 ? TaskState.FINISHED : TaskState.IN_PROGRESS;
-  }
-
-  private int taskStateToInteger(final TaskState taskState) {
-    return taskState == TaskState.FINISHED ? 1 : 0;
-  }
-
-  @Override
-  public void saveTask(final Task task) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.INSERT_TASK);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return;
-    }
-    try (PreparedStatement preparedStatement = connection.prepareStatement(query);) {
-      preparedStatement.setInt(1, task.getTaskId());
-      preparedStatement.setString(2, task.getName());
-      preparedStatement.setString(3, task.getDescription());
-      preparedStatement.setInt(4, task.getWorkerId());
-      preparedStatement.setInt(5, taskStateToInteger(task.getTaskState()));
-      preparedStatement.execute();
-    }
-  }
-
-  @Override
-  public void saveTasks(final Collection<Task> tasks) throws SQLException {
-    for (Task task : tasks) {
-      saveTask(task);
-    }
-  }
-
-  @Override
-  public void saveWorker(final Worker worker) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.INSERT_WORKER);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return;
-    }
-    try (PreparedStatement preparedStatement = connection.prepareStatement(query);) {
-      preparedStatement.setInt(1, worker.getId());
-      preparedStatement.setString(2, worker.getName());
-      preparedStatement.execute();
-    }
-  }
-
-  @Override
-  public void saveWorkers(final Collection<Worker> workers) throws SQLException {
-    for (Worker worker : workers) {
-      saveWorker(worker);
-    }
-  }
-
-  @Override
-  public void updateTask(final int taskId, final Task newTaskObject) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.UPDATE_TASK);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return;
-    }
-    try (PreparedStatement preparedStatement = connection.prepareStatement(query);) {
-      preparedStatement.setString(1, newTaskObject.getName());
-      preparedStatement.setString(2, newTaskObject.getDescription());
-      preparedStatement.setInt(3, taskStateToInteger(newTaskObject.getTaskState()));
-      preparedStatement.setInt(4, taskId);
-      preparedStatement.execute();
-    }
-  }
-
-  @Override
-  public void updateWorker(final int workerId, final Worker newWorkerObject) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.UPDATE_WORKER);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return;
-    }
-    try (PreparedStatement preparedStatement = connection.prepareStatement(query);) {
-      preparedStatement.setInt(1, newWorkerObject.getId());
-      preparedStatement.setString(2, newWorkerObject.getName());
-      preparedStatement.setInt(3, workerId);
-      preparedStatement.execute();
-    }
-  }
-
-  @Override
-  public void deleteTask(final int taskId) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.DELETE_TASK);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return;
-    }
-    try (PreparedStatement preparedStatement = connection.prepareStatement(query);) {
-      preparedStatement.setInt(1, taskId);
-      preparedStatement.execute();
-    }
-  }
-
-  @Override
-  public void deleteWorker(final int workerId) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.DELETE_WORKER);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return;
-    }
-    try (PreparedStatement preparedStatement = connection.prepareStatement(query);) {
-      preparedStatement.setInt(1, workerId);
-      preparedStatement.execute();
-    }
-  }
-
-  @Override
-  public Collection<Task> getTasks() throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.SELECT_ALL_TASK);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return null;
-    }
-
-    Collection<Task> tasks = new ArrayList<>();
-
-    try (Statement statement = connection.createStatement();
-         ResultSet rs = statement.executeQuery(query);) {
-
-      while (rs.next()) {
-            int taskId = rs.getInt("taskid");
-            String name = rs.getString("name");
-            String description = rs.getString("description");
-            int workerId = rs.getInt("workerid");
-            TaskState taskState = integerToTaskState(rs.getInt("taskstate"));
-
-            Task task = new Task(taskId, workerId, name, description);
-            task.setTaskState(taskState);
-
-            tasks.add(task);
-      }
-
-    }
-
-    return tasks;
-  }
-
-  @Override
-  public Collection<Worker> getWorkers() throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.SELECT_ALL_WORKER);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return null;
-    }
-
-    Collection<Worker> workers = new ArrayList<>();
-
-    try (Statement statement = connection.createStatement();
-         ResultSet rs = statement.executeQuery(query);) {
-
-      while (rs.next()) {
-        int workerId = rs.getInt("workerid");
-        String name = rs.getString("name");
-
-        Worker worker = new Worker(name, workerId);
-
-        workers.add(worker);
-      }
-
-    }
-
-    return workers;
-  }
-
-  @Override
-  public Task getTaskByTaskId(final int taskId) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.SELECT_TASK_BY_ID);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return null;
-    }
-
-    try (PreparedStatement statement = connection.prepareStatement(query);) {
-
-      statement.setInt(1, taskId);
-
-      ResultSet rs = statement.executeQuery();
-
-      while (rs.next()) {
-        int taskId1 = rs.getInt("taskid");
-        String name = rs.getString("name");
-        String description = rs.getString("description");
-        int workerId = rs.getInt("workerid");
-        TaskState taskState = integerToTaskState(rs.getInt("taskstate"));
-
-        Task task = new Task(taskId1, workerId, name, description);
-        task.setTaskState(taskState);
-
-        return task;
-      }
-
-    }
-
-    return null;
-  }
-
-  @Override
-  public Worker getWorkerByWorkerId(final int workerId) throws SQLException {
-    String query;
-    try {
-      query = loadFile(QueryMode.SELECT_WORKER_BY_ID);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return null;
-    }
-
-    try (PreparedStatement statement = connection.prepareStatement(query);) {
-
-      statement.setInt(1, workerId);
-
-      ResultSet rs = statement.executeQuery();
-
-      while (rs.next()) {
-        int workerId1 = rs.getInt("workerid");
-        String name = rs.getString("name");
-
-        Worker worker = new Worker(name, workerId1);
-
-        return worker;
-      }
-
-    }
-
-    return null;
-  }
-
-  @Override
-  public int getTotalNumberOfTasks() throws SQLException {
-    String query = "";
-    try {
-      query = loadFile(QueryMode.COUNT_ALL_TASK);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return -1;
-    }
-    try (Statement statement = connection.createStatement();
-         ResultSet rs = statement.executeQuery(query);) {
-
-      if (rs.next()) {
-        return rs.getInt("total");
-      }
-    }
-
-    return 0;
-  }
-
-  @Override
-  public int getTotalNumberOfWorkers() throws SQLException {
-    String query = "";
-    try {
-      query = loadFile(QueryMode.COUNT_ALL_WORKER);
-    } catch (IOException e) {
-      System.err.println(e.getStackTrace());
-      return -1;
-    }
-    try (Statement statement = connection.createStatement();
-         ResultSet rs = statement.executeQuery(query);) {
-
-      if (rs.next()) {
-        return rs.getInt("total");
-      }
-    }
-
-    return 0;
-  }
-
-  public void clearDatabase() throws SQLException {
-    try (Statement statement = connection.createStatement()) {
-      statement.execute("TRUNCATE TABLE Task");
-      statement.execute("TRUNCATE TABLE Worker");
-    }
-  }
-
-  @Override
-  public void connect() throws SQLException {
-    connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/sql7810540?user=sql7810540&password=mXdJCFtDZz");
-  }
-
-  @Override
-  public void close() throws SQLException {
-    connection.close();
-  }
-}

test/hhn/temp/project/BadCasesTest.java

@@ -1,55 +0,0 @@
-package hhn.temp.project;
-
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
-
-import static org.junit.jupiter.api.Assertions.*;
-
-public class BadCasesTest {
-    AssignmentManager manager;
-
-    @BeforeEach
-    public void setup() {
-        manager = new AssignmentManager();
-    }
-
-    @Test
-    @DisplayName("Assert that added tasks can't be Null")
-    public void assertNewTasksAreNotNull() {
-        int workerId = manager.createWorker("Alfred");
-        assertThrows(IllegalArgumentException.class, () -> manager.addTask(workerId, null, null));
-    }
-    @Test
-    @DisplayName("Assert List isn't empty after adding a task")
-    public void assertListNowEmptyAfterAdd() {
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        assertFalse(manager.getTaskMap().isEmpty());
-    }
-    @Test
-    @DisplayName("Assert only existing tasks can be edited")
-    public void assertEditOnlyExistingTasks() {
-        int workerId = manager.createWorker("Alfred");
-        assertThrows(IllegalArgumentException.class, () -> manager.editTask(workerId, 99969, "I", "am Illegal"));
-        assertThrows(IllegalArgumentException.class, () -> manager.editTask(22200, 99969, "I", "am Illegal"));
-    }
-    @Test
-    @DisplayName("Assert Add Task is programmed defensively")
-    public void assertAddTaskOnlyAcceptsValidParameters() {
-        int workerId = manager.createWorker("Alfred");
-        assertThrows(IllegalArgumentException.class, () -> manager.addTask( 20203,"I", "am Illegal"));
-        assertThrows(IllegalArgumentException.class, () -> manager.addTask( workerId,null, null));
-    }
-    @Test
-    @DisplayName("Assert that Remove Task is programmed defensively")
-    public void assertRemoveTaskOnlyAcceptsValidParameters() {
-        assertThrows(IllegalArgumentException.class, () -> manager.removeTask(20320));
-    }
-    @Test
-    @DisplayName("Assert that un-/finishing a Task only works with valid parameters")
-    public void assertTaskStateChangesOnlyAcceptsValidParameters() {
-        assertThrows(IllegalArgumentException.class, () -> manager.finishTask(20405, 21034));
-        assertThrows(IllegalArgumentException.class, () -> manager.unfinishTask(20405, 21034));
-    }
-}

test/hhn/temp/project/DatabaseBadCasesTest.java

@@ -1,46 +0,0 @@
-package hhn.temp.project;
-
-import hhn.temp.project.provider.DatabaseManager;
-import hhn.temp.project.provider.SimpleDatabaseManager;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
-
-import java.io.IOException;
-import java.sql.SQLException;
-
-import static org.junit.jupiter.api.Assertions.*;
-
-public class DatabaseBadCasesTest {
-
-  private DatabaseManager databaseManager;
-
-  @BeforeEach
-  public void setup() throws SQLException {
-    databaseManager = new SimpleDatabaseManager();
-    databaseManager.connect();
-    databaseManager.clearDatabase();
-  }
-
-  @Test
-  @DisplayName("Inserting Tasks with the same ID")
-  public void insertTasksWithTheSameId() throws SQLException {
-    Task task = new Task(10, 10, "ABC", "XYZ");
-    Task taskFaker = new Task(10, 5, "ABC!", "XYZ!");
-
-    databaseManager.saveTask(task);
-
-    databaseManager.saveTask(taskFaker);
-  }
-
-  @Test
-  @DisplayName("Inserting Workers with the same ID")
-  public void insertWorkersWithTheSameId() throws SQLException {
-    Worker worker = new Worker("Worker-1", 1);
-    Worker workerFaker = new Worker("Worker-100", 1);
-
-    databaseManager.saveWorker(worker);
-
-    databaseManager.saveWorker(workerFaker);
-  }
-}

test/hhn/temp/project/DatabaseGoodCasesTest.java

@@ -1,90 +0,0 @@
-package hhn.temp.project;
-
-import hhn.temp.project.provider.SimpleDatabaseManager;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
-
-import static org.junit.jupiter.api.Assertions.*;
-
-import java.io.IOException;
-import java.net.URISyntaxException;
-import java.sql.SQLException;
-import java.util.Collection;
-import java.util.List;
-
-public class DatabaseGoodCasesTest {
-
-  private SimpleDatabaseManager databaseManager;
-
-  @BeforeEach
-  public void setup() throws SQLException {
-    databaseManager = new SimpleDatabaseManager();
-    databaseManager.connect();
-    databaseManager.clearDatabase();
-  }
-
-  @Test
-  @DisplayName("Inserting test task into the database and receiving back the same test task")
-  public void insertTaskAndReceiveItBackTest() throws SQLException {
-    Task task = new Task(123, 10, "Hello World", "Doing Something, hell yeah!");
-
-    databaseManager.saveTask(task);
-
-    Task reTask = databaseManager.getTaskByTaskId(task.getTaskId());
-
-    assertNotNull(reTask);
-    assertEquals(task.getTaskId(), reTask.getTaskId());
-    assertEquals(task.getDescription(), reTask.getDescription());
-    assertEquals(task.getName(), reTask.getName());
-    assertEquals(task.getWorkerId(), reTask.getWorkerId());
-
-    assertEquals(1, databaseManager.getTotalNumberOfTasks());
-  }
-
-  @Test
-  @DisplayName("Inserting test worker into the database and receiving back the same test worker")
-  public void insertWorkerAndReceivedItBackTest() throws SQLException {
-    Worker worker = new Worker("Worker-01", 12345678);
-
-    databaseManager.saveWorker(worker);
-
-    Worker reWorker = databaseManager.getWorkerByWorkerId(worker.getId());
-
-    assertNotNull(reWorker);
-
-    assertEquals(worker.getId(), reWorker.getId());
-    assertEquals(worker.getName(), reWorker.getName());
-  }
-
-  @Test
-  @DisplayName("Clearing the database (Task and Worker) test")
-  public void clearDatabaseTest() throws SQLException, InterruptedException {
-    Task task1 = new Task(10, 5, "Hello", "World");
-    Task task2 = new Task(9, 4, "Hochschule", "Heilbronn");
-    Task task3 = new Task(8, 9, "Gangnam", "Style");
-    Collection<Task> tasks = List.of(task1, task2, task3);
-
-    Worker worker1 = new Worker("ABC", 2);
-    Worker worker2 = new Worker("XYZ", 9);
-    Collection<Worker> workers = List.of(worker1, worker2);
-
-    databaseManager.saveTasks(tasks);
-    databaseManager.saveWorkers(workers);
-
-    Thread.sleep(500);
-
-    assertEquals(tasks.size(), databaseManager.getTotalNumberOfTasks());
-    assertEquals(workers.size(), databaseManager.getTotalNumberOfWorkers());
-
-    databaseManager.clearDatabase();
-
-    assertEquals(0, databaseManager.getTotalNumberOfTasks());
-    assertEquals(0, databaseManager.getTotalNumberOfWorkers());
-  }
-
-  @Test
-  public void testRandom() throws IOException, URISyntaxException {
-     System.out.println(databaseManager.loadFile(SimpleDatabaseManager.QueryMode.INSERT_TASK));
-  }
-}

test/hhn/temp/project/GoodCasesTest.java

@@ -1,84 +0,0 @@
-package hhn.temp.project;
-
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
-
-import static org.junit.jupiter.api.Assertions.*;
-
-public class GoodCasesTest {
-    AssignmentManager manager;
-
-    @BeforeEach
-    public void setup() {
-        manager = new AssignmentManager();
-    }
-    @Test
-    @DisplayName("Assert that a Worker can add a Task")
-    public void assertWorkerCanAddTask() {
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        assertNotNull(manager.getTask(taskId));
-        assertEquals("Run", manager.getTask(taskId).getName());
-    }
-
-    @Test
-    @DisplayName("Assert that added Tasks are added to the List")
-    public void assertTasksShowInList() {
-        int sizeCount = manager.getTaskMap().size();
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        assertEquals(sizeCount + 1, manager.getTaskMap().size());
-    }
-    @Test
-    @DisplayName("Assert existing Tasks can be edited")
-    public void assertExistingTasksCanBeEdited() {
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        manager.editTask(workerId, taskId, "Walk", "Walk 3 Miles");
-        assertEquals("Walk", manager.getTask(taskId).getName());
-        assertEquals("Walk 3 Miles", manager.getTask(taskId).getDescription());
-    }
-
-    @Test
-    @DisplayName("Assert that Worker can remove Task")
-    public void assertWorkerCanRemoveOwnTask() {
-        int sizeCount = manager.getTaskMap().size();
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        assertEquals(sizeCount + 1, manager.getTaskMap().size());
-        manager.removeTask(taskId);
-        assertEquals(sizeCount, manager.getTaskMap().size());
-    }
-    @Test
-    @DisplayName("Assert deleted Tasks no longer show up in the List")
-    public void assertDeletedTasksDisappear() {
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        manager.removeTask(taskId);
-        assertThrows(IllegalArgumentException.class, () -> manager.getTask(taskId));
-    }
-    @Test
-    @DisplayName("Check Getters")
-    public void assertGettersWorkCorrectly() {
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        assertEquals("Alfred", manager.workerMap.get(workerId).getName());
-        //This one may be somewhat nonsensical, but it ensures the getId works so one may iterate over the workerMap
-        assertEquals(manager.workerMap.get(workerId).getId(), workerId);
-        assertEquals(manager.getTask(taskId).getTaskId(), taskId);
-        assertEquals(manager.getTask(taskId).getWorkerId(), workerId);
-
-    }
-    @Test
-    @DisplayName("Assert that Task State is actually changed when submitted as finished")
-    public void assertTaskStateChanges() {
-        int workerId = manager.createWorker("Alfred");
-        int taskId = manager.addTask(workerId, "Run", "Jog 10 Miles");
-        manager.finishTask(workerId, taskId);
-        assertSame(TaskState.FINISHED, manager.getTask(taskId).getTaskState());
-        manager.unfinishTask(workerId, taskId);
-        assertSame(TaskState.IN_PROGRESS, manager.getTask(taskId).getTaskState());
-    }
-
-}

test/java/BadCasesTest.java

@@ -0,0 +1,14 @@
+package java;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Assertions.*;
+
+public class BadCasesTest {
+
+    @BeforeEach
+    public void setup() {
+
+    }
+
+
+}

test/java/GoodCasesTest.java

@@ -0,0 +1,14 @@
+package java;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Assertions.*;
+
+public class GoodCasesTest {
+
+    @BeforeEach
+    public void setup() {
+
+    }
+
+
+}