Skip to content

Instantly share code, notes, and snippets.

@RajaniCode

RajaniCode/Gradle Kotlin Groovy Maven Java Spring Boot Spring MVC Spring Data JPA Spring JPA Hibernate Docker

Last active February 21, 2025 19:11
Show Gist options
  • Save RajaniCode/9b8e54f9d089c676436357212cbb36fa to your computer and use it in GitHub Desktop.
Save RajaniCode/9b8e54f9d089c676436357212cbb36fa to your computer and use it in GitHub Desktop.
Download ZIP
Gradle Kotlin Groovy Maven Java Spring Boot Spring MVC Spring Data JPA Spring JPA Hibernate Docker
Raw
Gradle Kotlin Groovy Maven Java Spring Boot Spring MVC Spring Data JPA Spring JPA Hibernate Docker
###########################################################################################################################
# Gradle # Kotlin # Groovy # Maven # Java # Spring Boot # Spring Web # Spring MVC # Spring Data JPA # Spring JPA Hibernate # Docker
###########################################################################################################################
***************************************************************************************************************************
# Gradle # Kotlin # Java # Spring Boot # gradle init
***************************************************************************************************************************
# Java 23.0.2 # Gradle 8.12.1
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12.1/bin/":$PATH
% java --version
% gradle --version
% mkdir -p Gradle/Kotlin/sample
% cd Gradle/Kotlin/sample
# Java 23
% gradle init
% tree
[
.
├── app
│   ├── build.gradle.kts
│   └── src
│   ├── main
│   │   ├── java
│   │   │   └── org
│   │   │   └── example
│   │   │   └── App.java
│   │   └── resources
│   └── test
│   ├── java
│   │   └── org
│   │   └── example
│   │   └── AppTest.java
│   └── resources
├── gradle
│   ├── libs.versions.toml
│   └── wrapper
│   ├── gradle-wrapper.jar
│   └── gradle-wrapper.properties
├── gradle.properties
├── gradlew
├── gradlew.bat
└── settings.gradle.kts
15 directories, 10 files
]
% cat settings.gradle.kts
[
/*
* This file was generated by the Gradle 'init' task.
*
* The settings file is used to specify which projects to include in your build.
* For more detailed information on multi-project builds, please refer to https://docs.gradle.org/8.12.1/userguide/multi_project_builds.html in the Gradle documentation.
*/
plugins {
// Apply the foojay-resolver plugin to allow automatic download of JDKs
id("org.gradle.toolchains.foojay-resolver-convention") version "0.8.0"
}
rootProject.name = "sample"
include("app")
]
% cat app/build.gradle.kts
[
/*
* This file was generated by the Gradle 'init' task.
*
* This generated file contains a sample Java application project to get you started.
* For more details on building Java & JVM projects, please refer to https://docs.gradle.org/8.12.1/userguide/building_java_projects.html in the Gradle documentation.
*/
plugins {
// Apply the application plugin to add support for building a CLI application in Java.
application
}
repositories {
// Use Maven Central for resolving dependencies.
mavenCentral()
}
dependencies {
// Use JUnit Jupiter for testing.
testImplementation(libs.junit.jupiter)
testRuntimeOnly("org.junit.platform:junit-platform-launcher")
// This dependency is used by the application.
implementation(libs.guava)
}
// Apply a specific Java toolchain to ease working on different environments.
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
application {
// Define the main class for the application.
mainClass = "org.example.App"
}
tasks.named<Test>("test") {
// Use JUnit Platform for unit tests.
useJUnitPlatform()
}
]
% cat app/src/main/java/org/example/App.java
[
/*
* This source file was generated by the Gradle 'init' task
*/
package org.example;
public class App {
public String getGreeting() {
return "Hello World!";
}
public static void main(String[] args) {
System.out.println(new App().getGreeting());
}
}
]
% cat app/src/test/java/org/example/AppTest.java
/*
* This source file was generated by the Gradle 'init' task
*/
package org.example;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class AppTest {
@Test void appHasAGreeting() {
App classUnderTest = new App();
assertNotNull(classUnderTest.getGreeting(), "app should have a greeting");
}
}
% ./gradlew run
% ./gradlew build
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/app/build/reports/tests/test --port 8000
# Terminal New Window
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
# Gradle # Groovy # Java # Spring Boot # gradle init
***************************************************************************************************************************
# Java 23.0.2 # Gradle 8.12.1
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12.1/bin/":$PATH
% java --version
% gradle --version
% mkdir -p Gradle/Groovy/sample
% cd Gradle/Groovy/sample
# Java 23 # 2: Groovy
% gradle init
[
Select type of build to generate:
1: Application
2: Library
3: Gradle plugin
4: Basic (build structure only)
Enter selection (default: Application) [1..4]
Select implementation language:
1: Java
2: Kotlin
3: Groovy
4: Scala
5: C++
6: Swift
Enter selection (default: Java) [1..6]
Enter target Java version (min: 7, default: 21): 23
Project name (default: sample):
Select application structure:
1: Single application project
2: Application and library project
Enter selection (default: Single application project) [1..2]
Select build script DSL:
1: Kotlin
2: Groovy
Enter selection (default: Kotlin) [1..2] 2
Select test framework:
1: JUnit 4
2: TestNG
3: Spock
4: JUnit Jupiter
Enter selection (default: JUnit Jupiter) [1..4]
Generate build using new APIs and behavior (some features may change in the next minor release)? (default: no) [yes, no]
> Task :init
Learn more about Gradle by exploring our Samples at https://docs.gradle.org/8.12.1/samples/sample_building_java_applications.html
BUILD SUCCESSFUL in 53s
1 actionable task: 1 executed
]
% tree
[
.
├── app
│   ├── build.gradle
│   └── src
│   ├── main
│   │   ├── java
│   │   │   └── org
│   │   │   └── example
│   │   │   └── App.java
│   │   └── resources
│   └── test
│   ├── java
│   │   └── org
│   │   └── example
│   │   └── AppTest.java
│   └── resources
├── gradle
│   ├── libs.versions.toml
│   └── wrapper
│   ├── gradle-wrapper.jar
│   └── gradle-wrapper.properties
├── gradle.properties
├── gradlew
├── gradlew.bat
└── settings.gradle
15 directories, 10 files
]
% cat settings.gradle
[
/*
* This file was generated by the Gradle 'init' task.
*
* The settings file is used to specify which projects to include in your build.
* For more detailed information on multi-project builds, please refer to https://docs.gradle.org/8.12.1/userguide/multi_project_builds.html in the Gradle documentation.
*/
plugins {
// Apply the foojay-resolver plugin to allow automatic download of JDKs
id 'org.gradle.toolchains.foojay-resolver-convention' version '0.8.0'
}
rootProject.name = 'sample'
include('app')
]
% cat app/build.gradle
[
/*
* This file was generated by the Gradle 'init' task.
*
* This generated file contains a sample Java application project to get you started.
* For more details on building Java & JVM projects, please refer to https://docs.gradle.org/8.12.1/userguide/building_java_projects.html in the Gradle documentation.
*/
plugins {
// Apply the application plugin to add support for building a CLI application in Java.
id 'application'
}
repositories {
// Use Maven Central for resolving dependencies.
mavenCentral()
}
dependencies {
// Use JUnit Jupiter for testing.
testImplementation libs.junit.jupiter
testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
// This dependency is used by the application.
implementation libs.guava
}
// Apply a specific Java toolchain to ease working on different environments.
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
application {
// Define the main class for the application.
mainClass = 'org.example.App'
}
tasks.named('test') {
// Use JUnit Platform for unit tests.
useJUnitPlatform()
}
]
% cat app/src/main/java/org/example/App.java
[
/*
* This source file was generated by the Gradle 'init' task
*/
package org.example;
public class App {
public String getGreeting() {
return "Hello World!";
}
public static void main(String[] args) {
System.out.println(new App().getGreeting());
}
}
]
% cat app/src/test/java/org/example/AppTest.java
[
/*
* This source file was generated by the Gradle 'init' task
*/
package org.example;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class AppTest {
@Test void appHasAGreeting() {
App classUnderTest = new App();
assertNotNull(classUnderTest.getGreeting(), "app should have a greeting");
}
}
]
% ./gradlew run
% ./gradlew build
# yes
% ./gradlew build --scan
% jwebserver --directory $(pwd)/app/build/reports/tests/test --port 8000
# Terminal New Window
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
###########################################################################################################################
###########################################################################################################################
# Gradle # Groovy # Kotlin # Maven # Java # Spring Web
###########################################################################################################################
***************************************************************************************************************************
% mkdir -p sample
% cd sample
# By default, Maven and Gradle compile sources from src/main/java and src/test/java
[
.
└── src
├── main
│   └── java
│   └── com
│   └── commons
│   └── project
└── test
└── java
└── com
└── commons
└── project
]
% mkdir -p src/main/java/com/commons/project
% ls src/main/java/com/commons/project
% mkdir -p src/test/java/com/commons/project
% ls src/test/java/com/commons/project
% mkdir -p src/main/resources
% ls src/main/resources
% nano src/main/resources/application.properties
[
# Enable the /actuator/shutdown as an HTTP endpoint visible only through JMX by default
! management.endpoint.shutdown.enabled=true
# Expose the /actuator/shutdown HTTP endpoint
! management.endpoints.web.exposure.include=health,info,shutdown
]
% cat src/main/resources/application.properties
% nano settings.gradle
[
rootProject.name = 'sample'
]
% cat settings.gradle
% nano build.gradle
[
plugins {
id 'java'
id 'org.springframework.boot' version '3.4.2'
id 'io.spring.dependency-management' version '1.1.7'
}
group = 'com.commons.project'
version = '1.0-SNAPSHOT'
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
repositories {
mavenCentral()
}
dependencies {
// tag::actuator[]
implementation 'org.springframework.boot:spring-boot-starter-actuator'
// end::actuator[]
implementation 'org.springframework.boot:spring-boot-starter-web'
// tag::tests[]
testImplementation('org.springframework.boot:spring-boot-starter-test')
// end::tests[]
}
tasks.named('test') {
useJUnitPlatform()
}
]
% cat build.gradle
% nano pom.xml
[
<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.4.2</version>
<relativePath/>
</parent>
<groupId>com.commons.project</groupId>
<artifactId>sample</artifactId>
<version>1.0-SNAPSHOT</version>
<name>sample</name>
<description>Spring Boot Spring Web Maven</description>
<properties>
<java.version>23</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- tag::actuator[] -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<!-- end::actuator[] -->
<!-- tag::tests[] -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!-- end::tests[] -->
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jxr-plugin</artifactId>
<version>3.6.0</version>
<reportSets>
<reportSet>
<reports>
<report>jxr-no-fork</report>
<report>test-jxr-no-fork</report>
</reports>
</reportSet>
</reportSets>
</plugin>
</plugins>
</reporting>
</project>
]
% cat pom.xml
% nano src/main/java/com/commons/project/Application.java
[
package com.commons.project;
import java.util.Arrays;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}
@Bean
public CommandLineRunner commandLineRunner(ApplicationContext ctx) {
return args -> {
System.out.println("Let's inspect the beans provided by Spring Boot:");
String[] beanNames = ctx.getBeanDefinitionNames();
Arrays.sort(beanNames);
for (String beanName : beanNames) {
System.out.println(beanName);
}
};
}
}
]
% cat src/main/java/com/commons/project/Application.java
% nano src/main/java/com/commons/project/JavaRestController.java
[
package com.commons.project;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class JavaRestController {
@GetMapping("/")
public String index() {
String systemProperties = String.format("OS Name: %s OS Version: %s OS Architecture: %s Java Version: %s Spring Version: %s",
System.getProperty("os.name"),
System.getProperty("os.version"),
System.getProperty("os.arch"),
System.getProperty("java.version"),
org.springframework.core.SpringVersion.getVersion()
);
System.out.println(systemProperties);
// System.getProperties().list(System.out);
return systemProperties;
}
}
]
% cat src/main/java/com/commons/project/JavaRestController.java
% nano src/test/java/com/commons/project/ApplicationTests.java
[
package com.commons.project;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
class ApplicationTests {
@Autowired
private JavaRestController controller;
@Test
void contextLoads() throws Exception {
assertThat(controller).isNotNull();
}
}
]
% cat src/test/java/com/commons/project/ApplicationTests.java
% nano src/test/java/com/commons/project/JavaRestControllerTest.java
[
package com.commons.project;
import static org.hamcrest.Matchers.equalTo;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
@SpringBootTest
@AutoConfigureMockMvc
public class JavaRestControllerTest {
private String systemProperties = String.format("OS Name: %s OS Version: %s OS Architecture: %s Java Version: %s Spring Version: %s",
System.getProperty("os.name"),
System.getProperty("os.version"),
System.getProperty("os.arch"),
System.getProperty("java.version"),
org.springframework.core.SpringVersion.getVersion()
);
@Autowired
private MockMvc mvc;
@Test
public void getHello() throws Exception {
mvc.perform(MockMvcRequestBuilders.get("/").accept(MediaType.APPLICATION_JSON))
.andExpect(status().isOk())
.andExpect(content().string(equalTo(systemProperties)));
}
}
]
% cat src/test/java/com/commons/project/JavaRestControllerTest.java
% nano src/test/java/com/commons/project/JavaRestControllerIntegrationTest.java
[
package com.commons.project;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.web.client.TestRestTemplate;
import org.springframework.http.ResponseEntity;
import static org.assertj.core.api.Assertions.assertThat;
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
public class JavaRestControllerIntegrationTest {
private String systemProperties = String.format("OS Name: %s OS Version: %s OS Architecture: %s Java Version: %s Spring Version: %s",
System.getProperty("os.name"),
System.getProperty("os.version"),
System.getProperty("os.arch"),
System.getProperty("java.version"),
org.springframework.core.SpringVersion.getVersion()
);
@Autowired
private TestRestTemplate template;
@Test
public void getHello() throws Exception {
ResponseEntity<String> response = template.getForEntity("/", String.class);
assertThat(response.getBody()).isEqualTo(systemProperties);
}
}
]
% cat src/test/java/com/commons/project/JavaRestControllerIntegrationTest.java
% tree
.
├── build.gradle
├── pom.xml
├── settings.gradle
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   │   ├── Application.java
│   │   └── JavaRestController.java
│   └── resources
│   └── application.properties
└── test
└── java
└── com
└── commons
└── project
├── ApplicationTests.java
├── JavaRestControllerIntegrationTest.java
└── JavaRestControllerTest.java
13 directories, 9 files
***************************************************************************************************************************
# Terminal Window # Spring Web # Maven Wrapper
************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Apache Maven 3.9.9
% export JAVA_HOME="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home"
% export M2_HOME="$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9"
% export M2="$M2_HOME/bin"
% export PATH=$PATH:"$M2:$JAVA_HOME/bin"
[
% export MAVEN_OPTS="-Xms256m -Xmx512m --enable-preview"
]
% export MAVEN_OPTS="-Xms256m -Xmx512m"
# Or
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9/bin/":$PATH
% java --version
% mvn --version
% mvn wrapper:wrapper
[
% ./mvnw clean
]
% ./mvnw spring-boot:run
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
[
# Check the health of the application
% curl http://localhost:8080/actuator/health
{"status":"UP"}
% open http://localhost:8080/actuator/health
# Invoke shutdown through curl by commenting out the application.properties
% curl -X POST http://localhost:8080/actuator/shutdown
{"timestamp":1401820343710,"error":"Not Found","status":404,"message":"","path":"/actuator/shutdown"}
# Invoke shutdown through curl by uncommenting the application.properties
% curl -X POST http://localhost:8080/actuator/shutdown
{"message":"Shutting down, bye..."}
]
# Terminal Window # Spring Web # Maven Wrapper
<control + c>
[
% ./mvnw clean
]
% ./mvnw package
% java -jar target/sample-1.0-SNAPSHOT.jar
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl http://localhost:8080/actuator/health
% open http://localhost:8080/actuator/health
% curl -X POST http://localhost:8080/actuator/shutdown
# Spring Web # Maven Wrapper # Surefire Report
# Terminal Window # Spring Web # Maven Wrapper
[
<control + c>
% ./mvnw test
]
% ./mvnw surefire-report:report
% jwebserver --version
% jwebserver --directory $(pwd)/target/reports --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/surefire.html
% open http://127.0.0.1:8000/surefire.html
************************************************************************************************************************
# Terminal Window # Spring Web # Gradle Wrapper # Groovy
************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% gradle wrapper
[
% ./gradlew clean
]
% ./gradlew bootRun
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl http://localhost:8080/actuator/health
% open http://localhost:8080/actuator/health
% curl -X POST http://localhost:8080/actuator/shutdown
# Terminal Window # Spring Web # Gradle Wrapper # Groovy
[
<control + c>
% ./gradlew clean
]
% ./gradlew build
% java -jar build/libs/sample-1.0-SNAPSHOT.jar
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl http://localhost:8080/actuator/health
% open http://localhost:8080/actuator/health
% curl -X POST http://localhost:8080/actuator/shutdown
# Terminal Window # Spring Web # Gradle Wrapper # Groovy # Reports
[
<control + c>
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
# Terminal Window # Spring Web # Gradle Wrapper # Kotlin
************************************************************************************************************************
[
% mkdir -p Maven; mkdir -p Gradle/Kotlin; mkdir -p Gradle/Groovy
% cp -r sample Maven
% cp -r sample Gradle/Groovy
% mv sample Gradle/Kotlin
% cd Gradle/Kotlin/sample
]
% rm -rf gradle gradlew gradlew.bat settings.gradle build.gradle build .gradle
% nano settings.gradle.kts
[
rootProject.name = "sample"
]
% cat settings.gradle.kts
% nano build.gradle.kts
[
plugins {
java
id("org.springframework.boot") version "3.4.2"
id("io.spring.dependency-management") version "1.1.7"
}
group = "com.commons.project"
version = "1.0-SNAPSHOT"
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
repositories {
mavenCentral()
}
dependencies {
// tag::actuator[]
implementation("org.springframework.boot:spring-boot-starter-actuator")
// end::actuator[]
implementation("org.springframework.boot:spring-boot-starter-web")
// tag::tests[]
testImplementation("org.springframework.boot:spring-boot-starter-test")
// end::tests[]
}
tasks.withType<Test> {
useJUnitPlatform()
}
]
% cat build.gradle.kts
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% gradle wrapper
[
% ./gradlew clean
]
% ./gradlew bootRun
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl http://localhost:8080/actuator/health
% open http://localhost:8080/actuator/health
% curl -X POST http://localhost:8080/actuator/shutdown
# Terminal Window # Spring MVC # Gradle Wrapper # Kotlin
[
<control + c>
% ./gradlew clean
]
% ./gradlew build
% java -jar build/libs/sample-1.0-SNAPSHOT.jar
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl http://localhost:8080/actuator/health
% open http://localhost:8080/actuator/health
% curl -X POST http://localhost:8080/actuator/shutdown
# Terminal Window # Spring MVC # Gradle Wrapper # Kotlin # Reports
[
<control + c>
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
###########################################################################################################################
###########################################################################################################################
# Gradle # Groovy # Kotlin # Maven # Java # Spring MVC
###########################################################################################################################
***************************************************************************************************************************
.
├── build.gradle
├── pom.xml
├── settings.gradle
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   │   ├── ServingWebContentApplication.java
│   │   └── SpringMVCController.java
│   └── resources
│   ├── static
│   │   └── index.html
│   └── templates
│   └── springmvc.html
└── test
└── java
└── com
└── commons
└── project
└── ServingWebContentApplicationTest.java
15 directories, 8 files
***************************************************************************************************************************
% mkdir -p sample
% cd sample
% mkdir -p src/main/java/com/commons/project
% ls src/main/java/com/commons/project
% mkdir -p src/test/java/com/commons/project
% ls src/test/java/com/commons/project
% mkdir -p src/main/resources/static
% ls src/main/resources/static
% mkdir -p src/main/resources/templates
% ls src/main/resources/templates
% mkdir -p src/test/java/com/commons/project
% ls src/test/java/com/commons/project
% tree
.
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   └── resources
│   ├── static
│   └── templates
└── test
└── java
└── com
└── commons
└── project
15 directories, 0 files
% nano settings.gradle
[
rootProject.name = 'sample'
]
% cat settings.gradle
% nano build.gradle
[
plugins {
id 'java'
id 'org.springframework.boot' version '3.4.2'
id 'io.spring.dependency-management' version '1.1.7'
}
group = 'com.commons.project'
version = '1.0-SNAPSHOT'
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
repositories {
mavenCentral()
}
dependencies {
implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
implementation 'org.springframework.boot:spring-boot-starter-web'
developmentOnly 'org.springframework.boot:spring-boot-devtools'
testImplementation 'org.springframework.boot:spring-boot-starter-test'
}
test {
useJUnitPlatform()
}
]
% cat build.gradle
% nano pom.xml
[
<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.3.0</version>
<relativePath/>
</parent>
<groupId>com.commons.project</groupId>
<artifactId>sample</artifactId>
<version>1.0-SNAPSHOT</version>
<name>sample</name>
<description>Spring Boot Spring MVC Maven</description>
<properties>
<java.version>23</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-thymeleaf</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jxr-plugin</artifactId>
<version>3.6.0</version>
<reportSets>
<reportSet>
<reports>
<report>jxr-no-fork</report>
<report>test-jxr-no-fork</report>
</reports>
</reportSet>
</reportSets>
</plugin>
</plugins>
</reporting>
</project>
]
% cat pom.xml
% nano src/main/java/com/commons/project/SpringMVCController.java
[
package com.commons.project;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
@Controller
public class SpringMVCController {
@GetMapping("/springmvc")
public String springmvc(@RequestParam(name="name", required=false, defaultValue="Framework") String name, Model model) {
model.addAttribute("name", name);
return "springmvc";
}
}
]
% cat src/main/java/com/commons/project/SpringMVCController.java
% nano src/main/java/com/commons/project/ServingWebContentApplication.java
[
package com.commons.project;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class ServingWebContentApplication {
public static void main(String[] args) {
SpringApplication.run(ServingWebContentApplication.class, args);
}
}
]
% cat src/main/java/com/commons/project/ServingWebContentApplication.java
% nano src/main/resources/static/index.html
[
<!DOCTYPE HTML>
<html>
<head>
<title>Getting Started: Serving Web Content</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<p>Spring MVC Request Parameter <a href="/springmvc">here</a></p>
</body>
</html>
]
% cat src/main/resources/static/index.html
% nano src/main/resources/templates/springmvc.html
[
<!DOCTYPE HTML>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<title>Getting Started: Serving Web Content</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<p th:text="|Spring MVC Request Parameter: ${name}!|" />
</body>
</html>
]
% cat src/main/resources/templates/springmvc.html
% nano src/test/java/com/commons/project/ServingWebContentApplicationTest.java
[
package com.commons.project;
import static org.hamcrest.Matchers.containsString;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.test.web.servlet.MockMvc;
@WebMvcTest(controllers = SpringMVCController.class)
public class ServingWebContentApplicationTest {
@Autowired
private MockMvc mockMvc;
@Test
public void homePage() throws Exception {
// N.B. jsoup can be useful for asserting HTML content
mockMvc.perform(get("/index.html"))
.andExpect(content().string(containsString("Spring MVC Request Parameter")));
}
@Test
public void springmvc() throws Exception {
mockMvc.perform(get("/springmvc"))
.andExpect(content().string(containsString("Spring MVC Request Parameter: Framework!")));
}
@Test
public void springmvcWithRequestParam() throws Exception {
mockMvc.perform(get("/springmvc").param("name", org.springframework.core.SpringVersion.getVersion()))
.andExpect(content().string(containsString("Spring MVC Request Parameter: " + org.springframework.core.SpringVersion.getVersion() + "!")));
}
}
]
% cat src/test/java/com/commons/project/ServingWebContentApplicationTest.java
% tree
.
├── build.gradle
├── pom.xml
├── settings.gradle
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   │   ├── ServingWebContentApplication.java
│   │   └── SpringMVCController.java
│   └── resources
│   ├── static
│   │   └── index.html
│   └── templates
│   └── springmvc.html
└── test
└── java
└── com
└── commons
└── project
└── ServingWebContentApplicationTest.java
15 directories, 8 files
***************************************************************************************************************************
# Terminal Window # Spring MVC # Maven Wrapper
************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Apache Maven 3.9.9
% export JAVA_HOME="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home"
% export M2_HOME="$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9"
% export M2="$M2_HOME/bin"
% export PATH=$PATH:"$M2:$JAVA_HOME/bin"
[
% export MAVEN_OPTS="-Xms256m -Xmx512m --enable-preview"
]
% export MAVEN_OPTS="-Xms256m -Xmx512m"
# Or
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9/bin/":$PATH
% java --version
% mvn --version
% mvn wrapper:wrapper
[
% ./mvnw clean
]
% ./mvnw spring-boot:run
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl "http://localhost:8080/springmvc?name=Maven%20Wrapper"
% open "http://localhost:8080/springmvc?name=Maven%20Wrapper"
# Terminal Window # Spring MVC # Maven Wrapper
<control + c>
[
% ./mvnw clean
]
% ./mvnw package
% java -jar target/sample-1.0-SNAPSHOT.jar
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl "http://localhost:8080/springmvc?name=Maven%20Wrapper%20Jar"
% open "http://localhost:8080/springmvc?name=Maven%20Wrapper%20Jar"
# Terminal Window # Spring MVC # Maven Wrapper
<control + c>
# Spring MVC # Maven Wrapper # Surefire Report
[
% ./mvnw test
]
% ./mvnw surefire-report:report
% jwebserver --version
% jwebserver --directory $(pwd)/target/reports --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/surefire.html
% open http://127.0.0.1:8000/surefire.html
************************************************************************************************************************
# Terminal Window # Spring MVC # Gradle Wrapper # Groovy
************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% gradle wrapper
[
% ./gradlew clean
]
% ./gradlew bootRun
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl "http://localhost:8080/springmvc?name=Gradle%20Wrapper"
% open "http://localhost:8080/springmvc?name=Gradle%20Wrapper"
# Terminal Window # Spring MVC # Gradle Wrapper # Groovy
<control + c>
[
% ./gradlew clean
]
% ./gradlew build
% java -jar build/libs/sample-1.0-SNAPSHOT.jar
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl "http://localhost:8080/springmvc?name=Gradle%20Wrapper%20Jar"
% open "http://localhost:8080/springmvc?name=Gradle%20Wrapper%20Jar"
# Terminal Window # Spring MVC # Gradle Wrapper # Groovy
<control + c>
# Spring MVC # Gradle Wrapper # Reports
[
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
# Terminal Window # Spring MVC # Gradle Wrapper # Kotlin
************************************************************************************************************************
[
% mkdir -p Maven; mkdir -p Gradle/Kotlin; mkdir -p Gradle/Groovy
% cp -r sample Maven
% cp -r sample Gradle/Groovy
% mv sample Gradle/Kotlin
% cd Gradle/Kotlin/sample
]
% rm -rf gradle gradlew gradlew.bat settings.gradle build.gradle build .gradle
% nano settings.gradle.kts
[
rootProject.name = "sample"
]
% cat settings.gradle.kts
% nano build.gradle.kts
[
plugins {
id("java")
id("org.springframework.boot") version "3.4.2"
id("io.spring.dependency-management") version "1.1.7"
}
group = "com.commons.project"
version = "1.0-SNAPSHOT"
java {
toolchain {
languageVersion.set(JavaLanguageVersion.of(23))
}
}
repositories {
mavenCentral()
}
dependencies {
implementation("org.springframework.boot:spring-boot-starter-thymeleaf")
implementation("org.springframework.boot:spring-boot-starter-web")
developmentOnly("org.springframework.boot:spring-boot-devtools")
testImplementation("org.springframework.boot:spring-boot-starter-test")
}
tasks.test {
useJUnitPlatform()
}
]
% cat build.gradle.kts
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% gradle wrapper
[
% ./gradlew clean
]
% ./gradlew bootRun
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl "http://localhost:8080/springmvc?name=Gradle%20Wrapper%20Kotlin"
% open "http://localhost:8080/springmvc?name=Gradle%20Wrapper%20Kotlin"
# Terminal Window # Spring MVC # Gradle Wrapper # Kotlin
<control + c>
[
% ./gradlew clean
]
% ./gradlew build
% java -jar build/libs/sample-1.0-SNAPSHOT.jar
# Terminal Window # curl # open
% curl http://localhost:8080/
% open http://localhost:8080/
% curl "http://localhost:8080/springmvc?name=Gradle%20Wrapper%20Kotlin%20Jar"
% open "http://localhost:8080/springmvc?name=Gradle%20Wrapper%20Kotlin%20Jar"
# Terminal Window # Spring MVC # Gradle Wrapper # Kotlin
<control + c>
# Spring MVC # Gradle Wrapper # Kotlin # Reports
[
% ./gradlew clean
]
% ./gradlew build
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
###########################################################################################################################
###########################################################################################################################
# Gradle # Kotlin # Groovy # Maven # Java # Spring Data JPA # Docker
###########################################################################################################################
***************************************************************************************************************************
# Gradle # Kotlin # Maven # Java # Spring Data JPA
***************************************************************************************************************************
.
├── build.gradle.kts
├── pom.xml
├── settings.gradle.kts
└── src
├── main
│   └── java
│      └── com
│      └── commons
│      └── project
│      ├── AccessingDataMongodbApplication.java
│      ├── Customer.java
│      └── CustomerRepository.java
│     
│  
│  
└── test
└── java
└── com
└── commons
└── project
└── CustomerRepositoryTests.java
12 directories, 7 files
***************************************************************************************************************************
% mkdir -p sample
% cd sample
% mkdir -p src/main/java/com/commons/project
% ls src/main/java/com/commons/project
% mkdir -p src/test/java/com/commons/project
% ls src/test/java/com/commons/project
% tree
.
└── src
├── main
│   └── java
│   └── com
│   └── commons
│   └── project
└── test
└── java
└── com
└── commons
└── project
12 directories, 0 files
% nano settings.gradle.kts
[
rootProject.name = "sample"
]
% cat settings.gradle.kts
% nano build.gradle.kts
[
plugins {
id("java")
id("org.springframework.boot") version "3.4.2"
id("io.spring.dependency-management") version "1.1.7"
}
group = "com.commons.project"
version = "1.0-SNAPSHOT"
java {
toolchain {
languageVersion.set(JavaLanguageVersion.of(23))
}
}
repositories {
mavenCentral()
}
dependencies {
implementation("org.springframework.boot:spring-boot-starter-data-mongodb")
testImplementation("org.springframework.boot:spring-boot-starter-test")
testImplementation("org.springframework.boot:spring-boot-testcontainers")
testImplementation("org.testcontainers:junit-jupiter")
testImplementation("org.testcontainers:mongodb")
}
tasks.test {
useJUnitPlatform()
}
]
% cat build.gradle.kts
% nano pom.xml
[
<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.3.0</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.commons.project</groupId>
<artifactId>sample</artifactId>
<version>1.0-SNAPSHOT</version>
<name>sample</name>
<description>Spring Boot Spring Data JPA Maven</description>
<properties>
<java.version>23</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-mongodb</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-testcontainers</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>junit-jupiter</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>mongodb</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jxr-plugin</artifactId>
<version>3.6.0</version>
<reportSets>
<reportSet>
<reports>
<report>jxr-no-fork</report>
<report>test-jxr-no-fork</report>
</reports>
</reportSet>
</reportSets>
</plugin>
</plugins>
</reporting>
</project>
]
% cat pom.xml
% nano src/main/java/com/commons/project/AccessingDataMongodbApplication.java
[
package com.commons.project;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class AccessingDataMongodbApplication implements CommandLineRunner {
@Autowired
private CustomerRepository repository;
public static void main(String[] args) {
SpringApplication.run(AccessingDataMongodbApplication.class, args);
}
@Override
public void run(String... args) throws Exception {
repository.deleteAll();
// save a couple of customers
repository.save(new Customer("Alice", "Smith"));
repository.save(new Customer("Bob", "Smith"));
// fetch all customers
System.out.println("Customers found with findAll():");
System.out.println("-------------------------------");
for (Customer customer : repository.findAll()) {
System.out.println(customer);
}
System.out.println();
// fetch an individual customer
System.out.println("Customer found with findByFirstName('Alice'):");
System.out.println("--------------------------------");
System.out.println(repository.findByFirstName("Alice"));
System.out.println("Customers found with findByLastName('Smith'):");
System.out.println("--------------------------------");
for (Customer customer : repository.findByLastName("Smith")) {
System.out.println(customer);
}
}
}
]
% cat src/main/java/com/commons/project/AccessingDataMongodbApplication.java
% nano src/main/java/com/commons/project/Customer.java
[
package com.commons.project;
import org.springframework.data.annotation.Id;
public class Customer {
@Id
public String id;
public String firstName;
public String lastName;
public Customer() {}
public Customer(String firstName, String lastName) {
this.firstName = firstName;
this.lastName = lastName;
}
@Override
public String toString() {
return String.format(
"Customer[id=%s, firstName='%s', lastName='%s']",
id, firstName, lastName);
}
}
]
% cat src/main/java/com/commons/project/Customer.java
% nano src/main/java/com/commons/project/CustomerRepository.java
[
package com.commons.project;
import java.util.List;
import org.springframework.data.mongodb.repository.MongoRepository;
public interface CustomerRepository extends MongoRepository<Customer, String> {
public Customer findByFirstName(String firstName);
public List<Customer> findByLastName(String lastName);
}
]
% cat src/main/java/com/commons/project/CustomerRepository.java
% nano src/test/java/com/commons/project/CustomerRepositoryTests.java
[
package com.commons.project;
import static org.assertj.core.api.Assertions.*;
import java.util.List;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
import org.springframework.data.domain.Example;
import org.testcontainers.containers.MongoDBContainer;
import org.testcontainers.junit.jupiter.Container;
import org.testcontainers.junit.jupiter.Testcontainers;
@SpringBootTest
@Testcontainers
public class CustomerRepositoryTests {
@Container
@ServiceConnection
static MongoDBContainer container = new MongoDBContainer("mongo:7.0.2");
@Autowired
CustomerRepository repository;
Customer dave, oliver, carter;
@BeforeEach
public void setUp() {
repository.deleteAll();
dave = repository.save(new Customer("Dave", "Matthews"));
oliver = repository.save(new Customer("Oliver August", "Matthews"));
carter = repository.save(new Customer("Carter", "Beauford"));
}
@Test
public void setsIdOnSave() {
Customer dave = repository.save(new Customer("Dave", "Matthews"));
assertThat(dave.id).isNotNull();
}
@Test
public void findsByLastName() {
List<Customer> result = repository.findByLastName("Beauford");
assertThat(result).hasSize(1).extracting("firstName").contains("Carter");
}
@Test
public void findsByExample() {
Customer probe = new Customer(null, "Matthews");
List<Customer> result = repository.findAll(Example.of(probe));
assertThat(result).hasSize(2).extracting("firstName").contains("Dave", "Oliver August");
}
}
]
% cat src/test/java/com/commons/project/CustomerRepositoryTests.java
% tree
.
├── build.gradle.kts
├── pom.xml
├── settings.gradle.kts
└── src
├── main
│   └── java
│   └── com
│   └── commons
│   └── project
│   ├── AccessingDataMongodbApplication.java
│   ├── Customer.java
│   └── CustomerRepository.java
└── test
└── java
└── com
└── commons
└── project
└── CustomerRepositoryTests.java
12 directories, 7 files
***************************************************************************************************************************
# Terminal Window # Spring Data JPA # Maven Wrapper
***************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Apache Maven 3.9.9
% export JAVA_HOME="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home"
% export M2_HOME="$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9"
% export M2="$M2_HOME/bin"
% export PATH=$PATH:"$M2:$JAVA_HOME/bin"
[
% export MAVEN_OPTS="-Xms256m -Xmx512m --enable-preview"
]
% export MAVEN_OPTS="-Xms256m -Xmx512m"
# Or
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9/bin/":$PATH
% java --version
% mvn --version
% mvn wrapper:wrapper
[
% brew services start mongodb-community
% brew services stop mongodb-community
]
% brew services restart mongodb/brew/mongodb-community
% export PATH="/Applications/Docker.app/Contents/Resources/bin/:/Applications/Docker.app/Contents/Resources/cli-plugins/":$PATH
% docker version
[
% ./mvnw clean
]
% ./mvnw spring-boot:run
[
% ./mvnw clean
]
% ./mvnw package
% java -jar target/sample-1.0-SNAPSHOT.jar
# Spring Data JPA # Maven Wrapper # Surefire Report
[
% ./mvnw test
]
% ./mvnw surefire-report:report
% jwebserver --version
% jwebserver --directory $(pwd)/target/reports --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/surefire.html
% open http://127.0.0.1:8000/surefire.html
***************************************************************************************************************************
# Terminal Window # Spring Data JPA # Gradle Wrapper # Kotlin
***************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% gradle wrapper
[
% brew services start mongodb-community
% brew services stop mongodb-community
]
% brew services restart mongodb/brew/mongodb-community
% export PATH="/Applications/Docker.app/Contents/Resources/bin/:/Applications/Docker.app/Contents/Resources/cli-plugins/":$PATH
% docker version
[
% ./gradlew clean
]
% ./gradlew bootRun
[
% ./gradlew clean
]
% ./gradlew build
% java -jar build/libs/sample-1.0-SNAPSHOT.jar
# Spring Data JPA # Gradle Wrapper # Kotlin # Reports
[
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
# Terminal Window # Spring Data JPA # Gradle Wrapper # Groovy
***************************************************************************************************************************
[
% mkdir -p Maven; mkdir -p Gradle/Kotlin; mkdir -p Gradle/Groovy
% cp -r sample Maven
% cp -r sample Gradle/Kotlin
% mv sample Gradle/Groovy
% cd Gradle/Groovy/sample
]
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% rm -rf gradle gradlew gradlew.bat settings.gradle.kts build.gradle.kts build .gradle
% nano settings.gradle
[
rootProject.name = 'sample'
]
% cat settings.gradle
% nano build.gradle
[
plugins {
id 'java'
id 'org.springframework.boot' version '3.4.2'
id 'io.spring.dependency-management' version '1.1.7'
}
group = 'com.commons.project'
version = '1.0-SNAPSHOT'
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
repositories {
mavenCentral()
}
dependencies {
implementation 'org.springframework.boot:spring-boot-starter-data-mongodb'
testImplementation 'org.springframework.boot:spring-boot-starter-test'
testImplementation 'org.springframework.boot:spring-boot-testcontainers'
testImplementation 'org.testcontainers:junit-jupiter'
testImplementation 'org.testcontainers:mongodb'
}
test {
useJUnitPlatform()
}
]
% cat build.gradle
% gradle wrapper
[
% brew services start mongodb-community
% brew services stop mongodb-community
]
% brew services restart mongodb/brew/mongodb-community
% export PATH="/Applications/Docker.app/Contents/Resources/bin/:/Applications/Docker.app/Contents/Resources/cli-plugins/":$PATH
% docker version
[
% ./gradlew clean
]
% ./gradlew bootRun
[
% ./gradlew clean
]
% ./gradlew build
% java -jar build/libs/sample-1.0-SNAPSHOT.jar
# Spring Data JPA # Gradle Wrapper # Groovy # Reports
[
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
###########################################################################################################################
###########################################################################################################################
# Gradle # Kotlin # Groovy # Maven # Java # Spring JPA Hibernate # Docker
###########################################################################################################################
***************************************************************************************************************************
# Gradle # Kotlin # Maven # Java # Spring JPA Hibernate
***************************************************************************************************************************
.
├── compose.yaml
├── pom.xml
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   │   ├── AccessingDataMysqlApplication.java
│   │   ├── MainController.java
│   │   ├── User.java
│   │   └── UserRepository.java
│   └── resources
│   └── application.properties
└── test
└── java
└── com
└── commons
└── project
└── AccessingDataMysqlApplicationTests.java
13 directories, 8 files
***************************************************************************************************************************
% mkdir -p sample
% cd sample
% mkdir -p src/main/java/com/commons/project
% ls src/main/java/com/commons/project
% mkdir -p src/test/java/com/commons/project
% ls src/test/java/com/commons/project
% mkdir -p src/main/resources
% ls src/main/resources
% tree
.
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   └── resources
└── test
└── java
└── com
└── commons
└── project
13 directories, 0 files
% nano src/main/resources/application.properties
[
spring.jpa.hibernate.ddl-auto=update
spring.datasource.url=jdbc:mysql://localhost:3306/mydatabase
spring.datasource.username=myuser
spring.datasource.password=secret
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.show-sql: true
]
% cat src/main/resources/application.properties
% nano compose.yaml
[
services:
mysql:
image: 'mysql:latest'
environment:
- 'MYSQL_DATABASE=mydatabase'
- 'MYSQL_PASSWORD=secret'
- 'MYSQL_ROOT_PASSWORD=verysecret'
- 'MYSQL_USER=myuser'
ports:
- '3306'
]
% cat compose.yaml
% nano src/main/java/com/commons/project/User.java
[
package com.commons.project;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;
@Entity // This tells Hibernate to make a table out of this class
public class User {
@Id
@GeneratedValue(strategy=GenerationType.AUTO)
private Integer id;
private String name;
private String email;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
}
]
% cat src/main/java/com/commons/project/User.java
% nano src/main/java/com/commons/project/UserRepository.java
[
package com.commons.project;
import org.springframework.data.repository.CrudRepository;
import com.commons.project.User;
// This will be AUTO IMPLEMENTED by Spring into a Bean called userRepository
// CRUD refers Create, Read, Update, Delete
public interface UserRepository extends CrudRepository<User, Integer> {
}
]
% cat src/main/java/com/commons/project/UserRepository.java
% nano src/main/java/com/commons/project/MainController.java
[
package com.commons.project;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
@Controller // This means that this class is a Controller
@RequestMapping(path="/sample") // This means URL's start with /demo (after Application path)
public class MainController {
@Autowired // This means to get the bean called userRepository
// Which is auto-generated by Spring, we will use it to handle the data
private UserRepository userRepository;
@PostMapping(path="/add") // Map ONLY POST Requests
public @ResponseBody String addNewUser (@RequestParam String name
, @RequestParam String email) {
// @ResponseBody means the returned String is the response, not a view name
// @RequestParam means it is a parameter from the GET or POST request
User n = new User();
n.setName(name);
n.setEmail(email);
userRepository.save(n);
return "Saved";
}
@GetMapping(path="/all")
public @ResponseBody Iterable<User> getAllUsers() {
// This returns a JSON or XML with the users
return userRepository.findAll();
}
}
]
% cat src/main/java/com/commons/project/MainController.java
% nano src/main/java/com/commons/project/AccessingDataMysqlApplication.java
[
package com.commons.project;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class AccessingDataMysqlApplication {
public static void main(String[] args) {
SpringApplication.run(AccessingDataMysqlApplication.class, args);
}
}
]
% cat src/main/java/com/commons/project/AccessingDataMysqlApplication.java
% nano src/test/java/com/commons/project/AccessingDataMysqlApplicationTests.java
[
package com.commons.project;
import org.junit.jupiter.api.Test;
import org.testcontainers.containers.MySQLContainer;
import org.testcontainers.junit.jupiter.Container;
import org.testcontainers.junit.jupiter.Testcontainers;
import org.testcontainers.utility.DockerImageName;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
@Testcontainers
@SpringBootTest
class AccessingDataMysqlApplicationTests {
@Container
@ServiceConnection
static MySQLContainer<?> mySQLContainer = new MySQLContainer<>(DockerImageName.parse("mysql:latest"));
@Test
void contextLoads() {
}
}
]
% cat src/test/java/com/commons/project/AccessingDataMysqlApplicationTests.java
% nano settings.gradle.kts
[
rootProject.name = "sample"
]
% cat settings.gradle.kts
% nano build.gradle.kts
[
plugins {
java
war
id("org.springframework.boot") version "3.4.2"
id("io.spring.dependency-management") version "1.1.7"
}
group = "com.commons.project"
version = "1.0-SNAPSHOT"
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
repositories {
mavenCentral()
}
dependencies {
implementation("org.springframework.boot:spring-boot-starter-data-jpa")
implementation("org.springframework.boot:spring-boot-starter-web")
developmentOnly("org.springframework.boot:spring-boot-docker-compose")
runtimeOnly("com.mysql:mysql-connector-j")
providedRuntime("org.springframework.boot:spring-boot-starter-tomcat")
testImplementation("org.springframework.boot:spring-boot-starter-test")
testImplementation("org.springframework.boot:spring-boot-testcontainers")
testImplementation("org.testcontainers:junit-jupiter")
testImplementation("org.testcontainers:mysql")
testRuntimeOnly("org.junit.platform:junit-platform-launcher")
}
tasks.withType<Test> {
useJUnitPlatform()
}
]
% cat build.gradle.kts
% nano pom.xml
[
<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.4.2</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.commons.project</groupId>
<artifactId>sample</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>war</packaging>
<name>sample</name>
<description>Spring Boot Web JPA MySQL Docker Testcontainers Maven</description>
<url/>
<licenses>
<license/>
</licenses>
<developers>
<developer/>
</developers>
<scm>
<connection/>
<developerConnection/>
<tag/>
<url/>
</scm>
<properties>
<java.version>23</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-docker-compose</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>com.mysql</groupId>
<artifactId>mysql-connector-j</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-testcontainers</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>junit-jupiter</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>mysql</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jxr-plugin</artifactId>
<version>3.6.0</version>
<reportSets>
<reportSet>
<reports>
<report>jxr-no-fork</report>
<report>test-jxr-no-fork</report>
</reports>
</reportSet>
</reportSets>
</plugin>
</plugins>
</reporting>
</project>
]
% cat pom.xml
% tree
.
├── build.gradle.kts
├── compose.yaml
├── pom.xml
├── settings.gradle.kts
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── commons
│   │   └── project
│   │   ├── AccessingDataMysqlApplication.java
│   │   ├── MainController.java
│   │   ├── User.java
│   │   └── UserRepository.java
│   └── resources
│   └── application.properties
└── test
└── java
└── com
└── commons
└── project
└── AccessingDataMysqlApplicationTests.java
13 directories, 10 files
***************************************************************************************************************************
# Terminal Window # Spring JPA Hibernate # Maven Wrapper
***************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Apache Maven 3.9.9
% export JAVA_HOME="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home"
% export M2_HOME="$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9"
% export M2="$M2_HOME/bin"
% export PATH=$PATH:"$M2:$JAVA_HOME/bin"
[
% export MAVEN_OPTS="-Xms256m -Xmx512m --enable-preview"
]
% export MAVEN_OPTS="-Xms256m -Xmx512m"
# Or
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/ApacheMaven/apache-maven-3.9.9/bin/":$PATH
% java --version
% mvn --version
% mvn wrapper:wrapper
% export PATH="/Applications/Docker.app/Contents/Resources/bin/:/Applications/Docker.app/Contents/Resources/cli-plugins/":$PATH
% docker version
[
% ./mvnw clean
]
% ./mvnw spring-boot:run
# Terminal Window # curl # open
% curl http://localhost:8080/sample/all
[
[]
]
% curl http://localhost:8080/sample/add -d name=Maven -d [email protected]
[
Saved
]
% curl http://localhost:8080/sample/all
[
[{"id":1,"name":"Maven","email":"[email protected]"}]
]
# Spring MVC # Maven Wrapper # Surefire Report
# Original Terminal Window
<control + c>
[
% ./mvnw test
]
% ./mvnw surefire-report:report
% jwebserver --version
% jwebserver --directory $(pwd)/target/reports --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/surefire.html
% open http://127.0.0.1:8000/surefire.html
***************************************************************************************************************************
# Terminal Window # Spring JPA Hibernate # Gradle Wrapper # Kotlin
***************************************************************************************************************************
[
% cd sample
]
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% gradle wrapper
% export PATH="/Applications/Docker.app/Contents/Resources/bin/:/Applications/Docker.app/Contents/Resources/cli-plugins/":$PATH
% docker version
[
% ./gradlew clean
]
% ./gradlew bootRun
# Terminal Window # curl # open
% curl http://localhost:8080/sample/all
[
[{"id":1,"name":"Maven","email":"[email protected]"}]
]
% curl http://localhost:8080/sample/add -d name=Kotlin -d [email protected]
[
Saved
]
% curl http://localhost:8080/sample/all
[
[{"id":1,"name":"Maven","email":"[email protected]"},{"id":2,"name":"Kotlin","email":"[email protected]"}]
]
# Spring JPA Hibernate # Gradle Wrapper # Kotlin # Reports
# Terminal Window # Spring Data JPA # Maven Wrapper
<control + c>
[
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
# Terminal Window # Spring JPA Hibernate # Gradle Wrapper # Groovy
***************************************************************************************************************************
[
% mkdir -p Maven; mkdir -p Gradle/Kotlin; mkdir -p Gradle/Groovy
% cp -r sample Maven
% cp -r sample Gradle/Kotlin
% mv sample Gradle/Groovy
% cd Gradle/Groovy/sample
]
# Java 23.0.2 # Gradle 8.12
% export PATH="$HOME/Downloads/Software/OpenJDK/JDK23.0.2/jdk-23.0.2.jdk/Contents/Home/bin/:$HOME/Downloads/Software/Gradle/gradle-8.12/bin/":$PATH
% java --version
% gradle --version
% rm -rf gradle gradlew gradlew.bat settings.gradle.kts build.gradle.kts build .gradle
% nano settings.gradle
[
rootProject.name = 'sample'
]
% cat settings.gradle
% nano build.gradle
[
plugins {
id 'java'
id 'war'
id 'org.springframework.boot' version '3.4.2'
id 'io.spring.dependency-management' version '1.1.7'
}
group = 'com.commons.project'
version = '1.0-SNAPSHOT'
java {
toolchain {
languageVersion = JavaLanguageVersion.of(23)
}
}
repositories {
mavenCentral()
}
dependencies {
implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
implementation 'org.springframework.boot:spring-boot-starter-web'
developmentOnly 'org.springframework.boot:spring-boot-docker-compose'
runtimeOnly 'com.mysql:mysql-connector-j'
providedRuntime 'org.springframework.boot:spring-boot-starter-tomcat'
testImplementation 'org.springframework.boot:spring-boot-starter-test'
testImplementation 'org.springframework.boot:spring-boot-testcontainers'
testImplementation 'org.testcontainers:junit-jupiter'
testImplementation 'org.testcontainers:mysql'
testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
}
tasks.named('test') {
useJUnitPlatform()
}
]
% cat build.gradle
% gradle wrapper
% export PATH="/Applications/Docker.app/Contents/Resources/bin/:/Applications/Docker.app/Contents/Resources/cli-plugins/":$PATH
% docker version
[
% ./gradlew clean
]
% ./gradlew bootRun
# Terminal Window # curl # open
% curl http://localhost:8080/sample/all
[
[{"id":1,"name":"Maven","email":"[email protected]"},{"id":2,"name":"Kotlin","email":"[email protected]"}]
]
% curl http://localhost:8080/sample/add -d name=Groovy -d [email protected]
[
Saved
]
% curl http://localhost:8080/sample/all
[
[{"id":1,"name":"Maven","email":"[email protected]"},{"id":2,"name":"Kotlin","email":"[email protected]"},{"id":52,"name":"Groovy","email":"[email protected]"}]
]
# Spring JPA Hibernate # Gradle Wrapper # Groovy # Reports
# Terminal Window # Spring JPA Hibernate # Gradle Wrapper # Groovy
<control + c>
[
% ./gradlew clean
% ./gradlew build
]
# yes
% ./gradlew build --scan
% jwebserver --version
% jwebserver --directory $(pwd)/build/reports/tests/test --port 8000
# Terminal Window # curl # open
% curl http://127.0.0.1:8000/
% open http://127.0.0.1:8000/
***************************************************************************************************************************
###########################################################################################################################
###########################################################################################################################
***************************************************************************************************************************
# Docker # Cleanup
***************************************************************************************************************************
% docker version
% docker container list --all
% docker image list --all
[
% docker ps --all --quiet
% docker stop $(docker ps -a -q)
% docker rm $(docker ps -a -q) --force
]
% docker container list --all --quiet
% docker stop $(docker container list -a -q)
% docker rm $(docker container list -a -q) --force
% docker container prune
% docker image list --all --quiet
% docker rmi $(docker image list -a -q) --force
% docker image prune --all
% docker volume list --quiet
% docker volume rm $(docker volume list --quiet) --force
% docker volume prune --all
% docker network list --quiet --filter "type=custom"
% docker network rm $(docker network list --quiet --filter "type=custom")
% docker network prune
% docker system info
% docker system prune --all --volumes
***************************************************************************************************************************
###########################################################################################################################
// Credits
/*
https://openjdk.org/
https://oracle.com/java/
https://spring.io/
https://start.spring.io/
https://maven.apache.org/
https://gradle.org/
https://gradle.com/
https://groovy-lang.org/
https://kotlinlang.org/
https://mongodb.com/
https://hibernate.org/
https://docker.com/
*/
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment