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feat(db): Add hibernate and SQLite

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This commit is contained in:
Mika 2025-02-11 16:30:23 +01:00
parent 566336b569
commit 3ab16e6303
8 changed files with 134 additions and 38 deletions
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8
build.gradle
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@ -1,5 +1,6 @@
plugins {
id 'java'
id 'com.github.johnrengelman.shadow' version '7.1.2'
}
group = 'de.polyfish0'
@ -18,15 +19,20 @@ repositories {
}
dependencies {
implementation(platform("org.hibernate.orm:hibernate-platform:6.6.7.Final"))
compileOnly("org.spigotmc:spigot-api:1.21.3-R0.1-SNAPSHOT")
compileOnly 'org.projectlombok:lombok:1.18.36'
compileOnly('org.projectlombok:lombok:1.18.36')
annotationProcessor 'org.projectlombok:lombok:1.18.36'
testCompileOnly 'org.projectlombok:lombok:1.18.36'
testAnnotationProcessor 'org.projectlombok:lombok:1.18.36'
implementation("org.xerial:sqlite-jdbc:3.48.0.0")
implementation("org.hibernate.orm:hibernate-core:6.6.7.Final")
implementation("jakarta.transaction:jakarta.transaction-api")
implementation("org.hibernate.orm:hibernate-community-dialects:6.6.7.Final")
}
def targetJavaVersion = 21

26
src/main/java/de/polyfish0/survivalGames/SurvivalGames.java
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@ -4,10 +4,15 @@ import com.google.common.reflect.ClassPath;
import de.polyfish0.survivalGames.annotations.Command;
import de.polyfish0.survivalGames.annotations.EventClass;
import de.polyfish0.survivalGames.annotations.Permission;
import de.polyfish0.survivalGames.database.HibernateUtil;
import de.polyfish0.survivalGames.database.player.PlayerEntity;
import de.polyfish0.survivalGames.database.player.PlayerRepository;
import org.bukkit.Bukkit;
import org.bukkit.command.CommandExecutor;
import org.bukkit.event.Listener;
import org.bukkit.plugin.java.JavaPlugin;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.HashSet;
@ -24,6 +29,22 @@ public final class SurvivalGames extends JavaPlugin {
public void onEnable() {
plugin = this;
File folder = new File(String.format("plugins/%s", getDescription().getName()));
if(!folder.isDirectory())
folder.delete();
if(!folder.exists())
folder.mkdirs();
/*PlayerEntity player = new PlayerEntity(0L, "Mika");
PlayerRepository playerRepository = new PlayerRepository();
playerRepository.save(player).thenRun(() -> {
Bukkit.getScheduler().runTask(plugin, () -> {
Bukkit.broadcastMessage("Spieler Gepseichert!");
});
});*/
try {
ClassPath cp = ClassPath.from(getClass().getClassLoader());
@ -41,6 +62,11 @@ public final class SurvivalGames extends JavaPlugin {
}
}
@Override
public void onDisable() {
HibernateUtil.shutdown();
}
private void registerCommand(Class<?> klass) {
if(!CommandExecutor.class.isAssignableFrom(klass)) {
logger.log(Level.SEVERE, "Class \"" + klass.getName() + "\" is annotated with @Command but does not implements CommandExecutor");

47
src/main/java/de/polyfish0/survivalGames/database/BaseRepository.java Normal file
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@ -0,0 +1,47 @@
package de.polyfish0.survivalGames.database;
import org.hibernate.Session;
import org.hibernate.Transaction;
import java.io.Serializable;
import java.util.concurrent.CompletableFuture;
public abstract class BaseRepository<T> {
private final Class<T> clazz;
public BaseRepository(Class<T> clazz) {
this.clazz = clazz;
}
public CompletableFuture<Void> save(Object entity) {
return CompletableFuture.runAsync(() -> {
try (Session session = HibernateUtil.getSession()) {
Transaction tx = session.beginTransaction();
session.persist(entity);
tx.commit();
} catch (Exception e) {
e.printStackTrace();
}
});
}
public <T> CompletableFuture<T> findById(Class<T> clazz, Long id) {
return CompletableFuture.supplyAsync(() -> {
try (Session session = HibernateUtil.getSession()) {
return session.get(clazz, id);
} catch (Exception e) {
e.printStackTrace();
return null;
}
});
}
public CompletableFuture<Void> delete(T entity) {
return CompletableFuture.runAsync(() -> {
try (Session session = HibernateUtil.getSession()) {
Transaction tx = session.beginTransaction();
session.remove(entity);
tx.commit();
}
});
}
}

31
src/main/java/de/polyfish0/survivalGames/database/Database.java
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@ -1,31 +0,0 @@
package de.polyfish0.survivalGames.database;
import de.polyfish0.survivalGames.SurvivalGames;
import lombok.Getter;
import org.bukkit.Bukkit;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
public class Database {
@Getter
private static Database instance = new Database();
private Connection manager;
public void connect() {
try {
manager = DriverManager.getConnection(String.format("jdbc:sqlite:plugins/%s/data.db", SurvivalGames.plugin.getDescription().getName()));
if(manager == null)
throw new SQLException("Manager is null");
} catch (SQLException e) {
e.printStackTrace();
Bukkit.getPluginManager().disablePlugin(SurvivalGames.plugin);
}
}
public void createTables() {
manager.createStatement("")
}
}

26
src/main/java/de/polyfish0/survivalGames/database/HibernateUtil.java Normal file
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@ -0,0 +1,26 @@
package de.polyfish0.survivalGames.database;
import de.polyfish0.survivalGames.SurvivalGames;
import de.polyfish0.survivalGames.database.player.PlayerEntity;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
public class HibernateUtil {
private static final SessionFactory sessionFactory = new Configuration()
.setProperty("hibernate.connection.driver_class", "org.sqlite.JDBC")
.setProperty("hibernate.connection.url", String.format("jdbc:sqlite:plugins/%s/database.db", SurvivalGames.plugin.getDescription().getName()))
.setProperty("hibernate.dialect", "org.hibernate.community.dialect.SQLiteDialect")
.setProperty("hibernate.hbm2ddl.auto", "create")
.setProperty("hibernate.show_sql", "true")
.addAnnotatedClass(PlayerEntity.class)
.buildSessionFactory();
public static Session getSession() {
return sessionFactory.openSession();
}
public static void shutdown() {
sessionFactory.close();
}
}

6
src/main/java/de/polyfish0/survivalGames/database/Table.java
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@ -1,6 +0,0 @@
package de.polyfish0.survivalGames.database;
public interface Table {
void setup();
void update();
}

19
src/main/java/de/polyfish0/survivalGames/database/player/PlayerEntity.java Normal file
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@ -0,0 +1,19 @@
package de.polyfish0.survivalGames.database.player;
import jakarta.persistence.Entity;
import jakarta.persistence.Id;
import jakarta.persistence.Table;
import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
@Entity
@Table
@Getter
@AllArgsConstructor
@NoArgsConstructor
public class PlayerEntity {
@Id
private Long id;
private String name;
}

9
src/main/java/de/polyfish0/survivalGames/database/player/PlayerRepository.java Normal file
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@ -0,0 +1,9 @@
package de.polyfish0.survivalGames.database.player;
import de.polyfish0.survivalGames.database.BaseRepository;
public class PlayerRepository extends BaseRepository<PlayerEntity> {
public PlayerRepository() {
super(PlayerEntity.class);
}
}