Multimodule Maven Project using Java Modules (#6875)

* Initial Commit

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update pom.xml

* Update module-info.java

* Update module-info.java

* Update pom.xml

* Update pom.xml
This commit is contained in:
Alejandro Gervasio 2019-05-03 00:45:12 -03:00 committed by KevinGilmore
parent 0e446c9df0
commit 4cc3f3413c
14 changed files with 307 additions and 2 deletions

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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>
<groupId>com.baeldung.multimodulemavenproject</groupId>
<artifactId>multimodulemavenproject</artifactId>
<version>1.0</version>
</parent>
<groupId>com.baeldung.daomodule</groupId>
<artifactId>daomodule</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
</plugins>
</build>
<properties>
<maven.compiler.source>9</maven.compiler.source>
<maven.compiler.target>9</maven.compiler.target>
</properties>
</project>

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package com.baeldung.daomodule;
import java.util.List;
import java.util.Optional;
public interface Dao<T> {
Optional<T> findById(int id);
List<T> findAll();
}

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module com.baeldung.daomodule {
exports com.baeldung.daomodule;
}

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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>
<groupId>com.baeldung.multimodulemavenproject</groupId>
<artifactId>multimodulemavenproject</artifactId>
<version>1.0</version>
</parent>
<groupId>com.baeldung.entitymodule</groupId>
<artifactId>entitymodule</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
</plugins>
</build>
<properties>
<maven.compiler.source>9</maven.compiler.source>
<maven.compiler.target>9</maven.compiler.target>
</properties>
</project>

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package com.baeldung.entitymodule;
public class User {
private final String name;
public User(String name) {
this.name = name;
}
public String getName() {
return name;
}
@Override
public String toString() {
return "User{" + "name=" + name + '}';
}
}

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module com.baeldung.entitymodule {
exports com.baeldung.entitymodule;
}

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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>
<groupId>com.baeldung.multimodulemavenproject</groupId>
<artifactId>multimodulemavenproject</artifactId>
<version>1.0</version>
</parent>
<groupId>com.baeldung.mainappmodule</groupId>
<artifactId>mainappmodule</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>com.baeldung.entitymodule</groupId>
<artifactId>entitymodule</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>com.baeldung.daomodule</groupId>
<artifactId>daomodule</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>com.baeldung.userdaomodule</groupId>
<artifactId>userdaomodule</artifactId>
<version>1.0</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
</plugins>
</build>
<properties>
<maven.compiler.source>9</maven.compiler.source>
<maven.compiler.target>9</maven.compiler.target>
</properties>
</project>

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package com.baeldung.mainappmodule;
import com.baeldung.daomodule.Dao;
import com.baeldung.entitymodule.User;
import com.baeldung.userdaomodule.UserDao;
import java.util.HashMap;
import java.util.Map;
public class Application {
public static void main(String args[]) {
Map<Integer, User> users = new HashMap<>();
users.put(1, new User("Julie"));
users.put(2, new User("David"));
Dao userDao = new UserDao(users);
userDao.findAll().forEach(System.out::println);
}
}

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module com.baeldung.mainppmodule {
requires com.baeldung.entitymodule;
requires com.baeldung.daomodule;
requires com.baeldung.userdaomodule;
uses com.baeldung.userdaomodule.UserDao;
}

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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>
<groupId>com.baeldung.multimodulemavenproject</groupId>
<artifactId>multimodulemavenproject</artifactId>
<version>1.0</version>
<packaging>pom</packaging>
<name>multimodulemavenproject</name>
<parent>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../</relativePath>
</parent>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>3.12.2</version>
<scope>test</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<configuration>
<configuration>
<source>1.9</source>
<target>1.9</target>
</configuration>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
<modules>
<module>entitymodule</module>
<module>daomodule</module>
<module>userdaomodule</module>
<module>mainappmodule</module>
</modules>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
</project>

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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>
<groupId>com.baeldung.multimodulemavenproject</groupId>
<artifactId>multimodulemavenproject</artifactId>
<version>1.0</version>
</parent>
<groupId>com.baeldung.userdaomodule</groupId>
<artifactId>userdaomodule</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>com.baeldung.entitymodule</groupId>
<artifactId>entitymodule</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>com.baeldung.daomodule</groupId>
<artifactId>daomodule</artifactId>
<version>1.0</version>
</dependency>
</dependencies>
<properties>
<maven.compiler.source>9</maven.compiler.source>
<maven.compiler.target>9</maven.compiler.target>
</properties>
</project>

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package com.baeldung.userdaomodule;
import com.baeldung.daomodule.Dao;
import com.baeldung.entitymodule.User;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
public class UserDao implements Dao<User> {
private final Map<Integer, User> users;
public UserDao() {
users = new HashMap<>();
}
public UserDao(Map<Integer, User> users) {
this.users = users;
}
@Override
public List<User> findAll() {
return new ArrayList<>(users.values());
}
@Override
public Optional<User> findById(int id) {
return Optional.ofNullable(users.get(id));
}
}

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module com.baeldung.userdaomodule {
requires com.baeldung.entitymodule;
requires com.baeldung.daomodule;
provides com.baeldung.daomodule.Dao with com.baeldung.userdaomodule.UserDao;
exports com.baeldung.userdaomodule;
}

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<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>
<groupId>com.baeldung.core-java-modules</groupId>
<artifactId>core-java-modules</artifactId>
<name>core-java-modules</name>
<packaging>pom</packaging>
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<modules>
<module>pre-jpms</module>
</modules>
</project>
</project>