mirror of
https://github.com/sabazadam/Se302.git
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Created database schema SQL scripts.
Created tables: schedules, exam_assignments. Implemented DAO classes for database operations.
This commit is contained in:
Milena Ünal
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<project version="4">
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</component>
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</project>
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module org.example.se302 {
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module org.example.se302 {
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requires javafx.controls;
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requires javafx.controls;
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requires javafx.fxml;
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requires javafx.fxml;
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requires java.sql;
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// Export all packages
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// Export all packages
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exports org.example.se302;
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exports org.example.se302;
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67
src/main/java/org/example/se302/data/DatabaseManager.java
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src/main/java/org/example/se302/data/DatabaseManager.java
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package org.example.se302.data;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.SQLException;
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import java.sql.Statement;
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public class DatabaseManager {
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private static final String JDBC_URL = "jdbc:sqlite:src/main/resources/db/exam_scheduler.db";
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private static final String CREATE_SCHEDULES_TABLE =
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"CREATE TABLE IF NOT EXISTS schedules (" +
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" schedule_id INTEGER PRIMARY KEY AUTOINCREMENT," +
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" name TEXT NOT NULL," +
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" description TEXT," +
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" created_at DATETIME NOT NULL," +
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" last_modified DATETIME NOT NULL," +
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" is_finalized BOOLEAN NOT NULL DEFAULT 0," +
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" config_num_days INTEGER," +
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" config_slots_per_day INTEGER," +
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" config_start_date TEXT" +
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");";
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private static final String CREATE_EXAM_ASSIGNMENTS_TABLE =
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"CREATE TABLE IF NOT EXISTS exam_assignments (" +
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" assignment_id INTEGER PRIMARY KEY AUTOINCREMENT," +
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" schedule_id INTEGER NOT NULL," +
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" course_code TEXT NOT NULL," +
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" student_count INTEGER NOT NULL," +
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" is_locked BOOLEAN NOT NULL DEFAULT 0," +
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" day_index INTEGER," +
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" timeslot_index INTEGER," +
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" classroom_id TEXT," +
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" FOREIGN KEY (schedule_id) REFERENCES schedules(schedule_id) ON DELETE CASCADE" +
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");";
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public static Connection getConnection() throws SQLException {
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return DriverManager.getConnection(JDBC_URL);
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}
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public static void CreateTable() throws SQLException
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{
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try (Connection conn = getConnection();
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Statement stmt = conn.createStatement()) {
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// 1. Schedules tablosunu oluştur
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stmt.execute(CREATE_SCHEDULES_TABLE);
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// 2. Exam Assignments tablosunu oluştur
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stmt.execute(CREATE_EXAM_ASSIGNMENTS_TABLE);
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System.out.println("Veritabanı tabloları başarıyla oluşturuldu veya kontrol edildi.");
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} catch (SQLException e) {
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System.err.println("Veritabanı başlatılırken hata oluştu: " + e.getMessage());
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e.printStackTrace();
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throw new RuntimeException("Veritabanı başlatma başarısız.", e);
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}
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}
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}
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19
src/main/java/org/example/se302/data/ExamAssignmentDAO.java
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package org.example.se302.data;
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import org.example.se302.model.ExamAssignment;
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public class ExamAssignmentDAO {
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public static void SaveExamAssignment(ExamAssignment examAssignment)
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{
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}
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public static void DeleteExamAssignment(ExamAssignment examAssignment)
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{
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}
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}
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src/main/java/org/example/se302/data/ScheduleDAO.java
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package org.example.se302.data;
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import org.example.se302.model.ExamSchedule;
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public class ScheduleDAO {
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public static void SaveSchedule(ExamSchedule examSchedule)
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{
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}
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public static void DeleteSchedule(ExamSchedule examSchedule)
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{
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}
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}
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BIN
src/main/resources/db/exam_scheduler.db
Normal file
BIN
src/main/resources/db/exam_scheduler.db
Normal file
Binary file not shown.
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