@Configuration
@EnableTransactionManagement
public class DBConfig {

/**
 * Créer la base de données et associe les entités utilisables pendant la
 * session
 */

@Bean
public SessionFactory sessionFactory() {
    return new LocalSessionFactoryBuilder(getDataSource()).scanPackages("pro.logikal.testdbconnexionspring.entity")
            .buildSessionFactory();
}

/**
 * Configure l'accès à la base de données. La configuration à la base de données
 * se trouve dans le fichier de contexte (WebContent / Meta-inf / Context.xml)
 *
 * @return Datasource
 */

@Bean
public DataSource getDataSource() {
    try {
        InitialContext initialContext = new InitialContext();
        DataSource dataSource = (DataSource) initialContext.lookup("java:/comp/env/jdbc/logdb");
        return dataSource;
    } catch (NamingException e) {
        e.printStackTrace();
        return null;
    }



}

@Bean
public HibernateTransactionManager hibernateTransactionManager() {
    return new HibernateTransactionManager(this.sessionFactory());
}


}

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE xml>
<Context docBase="TestDBConnexionSpring"
        path="TestDBConnexionSpring" reloadable="true"
allowCasualMultiParsing="true">

<Resources cachingAllowed="true" cacheMaxSize="100000"/>

<Resource
name="jdbc/logdb"
auth="Container"
type="javax.sql.DataSource"
url="jdbc:mysql://localhost:3306/logdb"
username="root"
password="g5tn4gfs"
maxActive="200"
maxIdle="5"
maxWait="-1"
removeAbandonned="true"
removeAbandonnedTimeout="60"
logAbandonned="true">

</Resource>


</Context>

<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
<display-name>Archetype Created Web Application</display-name>

<resource-ref>
<description>DB Connexion</description>
<res-ref-name>jdbc/logdb</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>

</resource-ref>

</web-app>

<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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>pro.logikal</groupId>
<artifactId>TestDBConnexionSpring</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>TestDBConnexionSpring Maven Webapp</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<hibernate-version>4.3.10.Final</hibernate-version>
<dbcp-version>2.1.1</dbcp-version>
<mysql-version>6.0.5</mysql-version>
<springboot-version>1.4.1.RELEASE</springboot-version>
<spring-version>4.2.0.RELEASE</spring-version>
</properties>

<dependencies>

<!-- Begin Spring -->
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
        <version>${springboot-version}</version>
    </dependency>

    <!-- JPA Data (We are going to use Repositories, Entities, Hibernate, etc...) -->

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-jpa</artifactId>
        <version>${springboot-version}</version>
    </dependency>

    <dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-security</artifactId>
    <version>${springboot-version}</version>
    </dependency>

    <dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-aop</artifactId>
    <version>${springboot-version}</version>
    </dependency>

    <!-- Spring security -->

    <dependency>
    <groupId>org.springframework.security</groupId>
    <artifactId>spring-security-ldap</artifactId>
    <version>${spring-version}</version>
    </dependency>

    <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-websocket</artifactId>
    <version>${spring-version}</version>
    </dependency>

    <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-messaging</artifactId>
    <version>${spring-version}</version>
    </dependency>

    <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-context-support</artifactId>
    <version>${spring-version}</version>
    </dependency>


    <!-- Use MySQL Connector-J -->

    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>5.1.44</version>
    </dependency>


    <dependency>
    <groupId>jstl</groupId>
    <artifactId>jstl</artifactId>
    <version>1.2</version>
</dependency>

    <dependency>
    <groupId>org.hibernate</groupId>
    <artifactId>hibernate-core</artifactId>
    <version>${hibernate-version}</version>
    </dependency>

    <dependency>
    <groupId>org.hibernate</groupId>
    <artifactId>hibernate-jpamodelgen</artifactId>
    <version>5.2.11.Final</version>
    </dependency>

    <dependency>
    <groupId>org.hibernate</groupId>
    <artifactId>hibernate-entitymanager</artifactId>
    <version>4.3.6.Final</version>
    </dependency>

    <dependency>
    <groupId>junit</groupId>
    <artifactId>junit</artifactId>
    <version>4.12</version>
    </dependency>




</dependencies>





<build>
    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven.compiler-plugin</artifactId>
            <version>3.1</version>
            <configuration>
                <source>1.8</source>
                <targert>1.8</targert>
            </configuration>
        </plugin>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-war-plugin</artifactId>
            <version>2.6</version>
            <configuration>
                <failOnMissingWebXml>false</failOnMissingWebXml>
            </configuration>
        </plugin>
    </plugins>
</build>
</project>