examples: added another maven & gradle examples (#24)

examples/e2e_java_example/.gitignore

@@ -0,0 +1,42 @@
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

examples/e2e_java_example/atlas.hcl

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+data "external_schema" "hibernate" {
+  program = [
+    "./gradlew",
+    "-q",
+    "schema",
+    "--properties", "schema-export.properties"
+  ]
+}
+
+env "hibernate" {
+  src = data.external_schema.hibernate.url
+  dev = "docker://postgres/15/dev?search_path=public"
+  migration {
+    dir = "file://migrations"
+  }
+  format {
+    migrate {
+      diff = "{{ sql . \"  \" }}"
+    }
+  }
+}

examples/e2e_java_example/build.gradle.kts

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+plugins {
+    id("java")
+    id("io.atlasgo.hibernate-provider-gradle-plugin") version "0.1"
+}
+
+group = "org.example"
+version = "1.0-SNAPSHOT"
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation("org.hibernate.orm:hibernate-core:6.4.0.Final")
+    implementation("org.postgresql:postgresql:42.7.0")
+}

examples/e2e_java_example/gradlew

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+../../gradlew

examples/e2e_java_example/settings.gradle.kts

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+rootProject.name = "e2e_java_example"
+

examples/e2e_java_example/src/main/java/org/example/Actor.java

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+package org.example;
+
+import jakarta.persistence.*;
+
+import java.util.List;
+import java.util.Set;
+
+@Entity
+@Table(name = "Actors")
+public class Actor {
+    Actor(String name) {
+        this.name = name;
+    }
+
+    @Id
+    public String name;
+
+    @OneToMany(mappedBy = "actor", cascade = CascadeType.PERSIST)
+    public Set<MovieParticipation> actedIn;
+}

examples/e2e_java_example/src/main/java/org/example/Main.java

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+package org.example;
+
+import org.hibernate.SessionFactory;
+import org.hibernate.boot.MetadataSources;
+
+import java.util.Set;
+
+public class Main {
+    public static void main(String[] args) {
+        SessionFactory sessionFactory = new MetadataSources()
+                .addAnnotatedClass(Movie.class)
+                .addAnnotatedClass(Actor.class)
+                .addAnnotatedClass(MovieParticipation.class)
+                .buildMetadata()
+                .buildSessionFactory();
+
+        sessionFactory.inTransaction(session -> {
+            Movie matrix = new Movie();
+            matrix.title = "The Matrix";
+            Actor keanuReeves = new Actor("Keanu Reeves");
+            keanuReeves.actedIn = Set.of(new MovieParticipation(matrix, keanuReeves));
+            session.persist(keanuReeves);
+        });
+    }
+}

examples/e2e_java_example/src/main/java/org/example/Movie.java

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+package org.example;
+
+import jakarta.persistence.*;
+
+import java.util.List;
+
+@Entity
+@Table(name = "Movies")
+public class Movie {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    public Long id;
+
+    public String title;
+}

examples/e2e_java_example/src/main/java/org/example/MovieParticipation.java

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+package org.example;
+
+import jakarta.persistence.*;
+
+@Entity
+public class MovieParticipation {
+    MovieParticipation(Movie movie, Actor actor) {
+        this.key = new MovieParticipationKey(movie.id, actor.name);
+        this.actor = actor;
+        this.movie = movie;
+    }
+
+    @EmbeddedId
+    public MovieParticipationKey key;
+
+    @ManyToOne(cascade=CascadeType.PERSIST)
+    @MapsId("movieId")
+    @JoinColumn(name = "movieId")
+    Movie movie;
+
+    @ManyToOne(cascade=CascadeType.PERSIST)
+    @MapsId("actorName")
+    @JoinColumn(name = "actorName")
+    Actor actor;
+}

examples/e2e_java_example/src/main/java/org/example/MovieParticipationKey.java

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+package org.example;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Embeddable;
+
+import java.io.Serializable;
+
+@Embeddable
+public class MovieParticipationKey implements Serializable {
+    public MovieParticipationKey(Long movieId, String actorName) {
+        this.movieId = movieId;
+        this.actorName = actorName;
+    }
+    public Long movieId;
+
+    public String actorName;
+}

examples/e2e_java_example/src/main/resources/hibernate.properties

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+hibernate.connection.url=jdbc:postgresql://localhost:5432/postgres
+hibernate.connection.username=postgres
+hibernate.connection.password=password
+
+hibernate.show_sql=true
+hibernate.format_sql=true
+hibernate.highlight_sql=true
+
+hibernate.hbm2ddl.auto=create

examples/e2e_java_example/src/main/resources/schema-export.properties

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+jakarta.persistence.database-product-name=PostgreSQL
+jakarta.persistence.database-major-version=15

examples/maven_project_spring_example/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <artifactId>maven_project_example</artifactId>
+    <groupId>org.example</groupId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <groupId>com.example</groupId>
+  <artifactId>maven-spring-example</artifactId>
+  <version>1.0</version>
+
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <maven.compiler.source>11</maven.compiler.source>
+    <maven.compiler.target>11</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.hibernate.orm</groupId>
+      <artifactId>hibernate-core</artifactId>
+      <version>6.2.13.Final</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.jetbrains.kotlin</groupId>
+      <artifactId>kotlin-stdlib</artifactId>
+      <version>1.9.20</version>
+      <scope>compile</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>mysql</groupId>
+      <artifactId>mysql-connector-java</artifactId>
+      <version>8.0.33</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.h2database</groupId>
+      <artifactId>h2</artifactId>
+      <version>2.2.224</version>
+      <scope>runtime</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>org.postgresql</groupId>
+      <artifactId>postgresql</artifactId>
+      <version>42.7.0</version>
+    </dependency>
+
+    <dependency>
+      <groupId>io.atlasgo</groupId>
+      <artifactId>hibernate-provider-maven-plugin</artifactId>
+      <version>0.1</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-autoconfigure</artifactId>
+      <version>3.2.0</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-log4j12</artifactId>
+      <version>2.0.9</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-data-jpa</artifactId>
+      <version>3.2.0</version>
+      <exclusions>
+        <exclusion>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-logging</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+
+  </dependencies>
+
+  <build>
+    <sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
+  </build>
+
+</project>

examples/maven_project_spring_example/private.pgp

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+-----BEGIN PGP PRIVATE KEY BLOCK-----
+
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+C8eRNPT+BwMCO7sNTz2yAyD1YwnbHp4evuz2IkIdJuvWj+5/3UmEvaBGOuiv8aoT
+O6vD74EN5cNRjlnz52aRX9vh+9+73t6cImiK3/AjIaiovBhwTG/yeLQWQXJpZ2Et
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+QI3GSAr9+2xLbMlEMDmZLCOnHr+Wcf55SYvxhWWzkDlAAwEIB/4HAwItX7A0CRoz
+5vUxHj2s82NRJoaoMPddIZE3CghfOz8ubE5Ds7jaJWhnxyM5fb3HsFmaeq7srEJk
+DGiia/Cra34MM6F/dLCbEdg0RCsfa6X9iH4EGBYKACYWIQQcNbga76KhQc8Imv7L
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+NYZtZQGkjYX2wHaFHxXEZSgjAuoTcgEAgFCRwFXXsJZJ+GaMsfa+TxosK6lh5a9k
+bilF82JcEww=
+=7L48
+-----END PGP PRIVATE KEY BLOCK-----

examples/maven_project_spring_example/src/main/java/com/example/H2ServiceRegistryBuilder.java

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+package com.example;
+
+import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
+import org.hibernate.cfg.AvailableSettings;
+import org.hibernate.service.ServiceRegistry;
+
+import java.util.Map;
+import java.util.Properties;
+import java.util.function.Function;
+
+public class H2ServiceRegistryBuilder implements Function<Properties, ServiceRegistry> {
+    public H2ServiceRegistryBuilder() {
+
+    }
+
+    @Override
+    public ServiceRegistry apply(Properties properties) {
+        return new StandardServiceRegistryBuilder()
+                .applySettings(Map.of(
+                        "hibernate.connection.url","jdbc:h2:mem:testdb",
+                        AvailableSettings.SCHEMA_MANAGEMENT_TOOL, properties.get(AvailableSettings.SCHEMA_MANAGEMENT_TOOL),
+                        "hibernate.temp.use_jdbc_metadata_defaults", true,
+                        "jakarta.persistence.database-product-name", "H2",
+                        "jakarta.persistence.database-major-version", "",
+                        "hibernate.connection.provider_class", ""))
+                .build();
+    }
+}

examples/maven_project_spring_example/src/main/java/com/example/HibernateUtil.java

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+package com.example;
+
+import org.hibernate.SessionFactory;
+import org.hibernate.cfg.Configuration;
+
+public class HibernateUtil {
+
+    private static final SessionFactory sessionFactory = buildSessionFactory();
+
+    private static SessionFactory buildSessionFactory() {
+        try {
+            // Create the SessionFactory from hibernate.cfg.xml
+            return new Configuration().configure().buildSessionFactory();
+        } catch (Throwable ex) {
+            // Make sure you log the exception, as it might be swallowed
+            System.err.println("Initial SessionFactory creation failed." + ex);
+            throw new ExceptionInInitializerError(ex);
+        }
+    }
+
+    public static SessionFactory getSessionFactory() {
+        return sessionFactory;
+    }
+
+    public static void shutdown() {
+        // Close caches and connection pools
+        getSessionFactory().close();
+    }
+
+}

examples/maven_project_spring_example/src/main/java/com/example/Main.java

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+package com.example;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.annotation.PropertySource;
+
+@SpringBootApplication
+@PropertySource(value = {"classpath:schema-export.properties"})
+public class Main {
+    public static void main(String[] args) {
+        new AnnotationConfigApplicationContext(Main.class);
+    }
+}