@Bean
    public LocalContainerEntityManagerFactoryBean entityManagerFactoryBean(final DataSource dataSource) {
        LocalContainerEntityManagerFactoryBean localContainerEntityManagerFactoryBean =
                new LocalContainerEntityManagerFactoryBean();
        localContainerEntityManagerFactoryBean.setDataSource(dataSource);
        localContainerEntityManagerFactoryBean.setJpaDialect(new EclipseLinkJpaDialect());
        localContainerEntityManagerFactoryBean.setJpaVendorAdapter(new EclipseLinkJpaVendorAdapter());

        localContainerEntityManagerFactoryBean.setJpaPropertyMap(
                new HashMap<String, String>() {
                    {
                        put("eclipselink.logging.logger", "org.eclipse.persistence.logging.slf4j.SLF4JLogger");
                        put("eclipselink.weaving", "false");
                        //  put("eclipselink.logging.level.sql","FINE");
                        // put("eclipselink.logging.parameters","true");
                        put("javax.persistence.schema-generation.database.action", "create");
//                        put("javax.persistence.schema-generation.scripts.action", "create");
//                        put(
//                                "javax.persistence.schema-generation.scripts.create-target",
//                                "target/" + getCreateScriptName());
                    }
                });

        /*
           <property name="jpaVendorAdapter">
               <bean class="org.springframework.orm.jpa.vendor.EclipseLinkJpaVendorAdapter">
                   <property name="showSql" value="true"/>
                   <property name="generateDdl" value="true"/>
                   <property name="databasePlatform" value="org.eclipse.persistence.platform.database.H2Platform"/>
               </bean>
           </property>
        */
        return localContainerEntityManagerFactoryBean;
    }
 

@Override
protected AbstractJpaVendorAdapter createJpaVendorAdapter() {
    return new EclipseLinkJpaVendorAdapter() {
        private final HawkBitEclipseLinkJpaDialect jpaDialect = new HawkBitEclipseLinkJpaDialect();

        @Override
        public EclipseLinkJpaDialect getJpaDialect() {
            return jpaDialect;
        }
    };
}
 

@Override
public EclipseLinkJpaDialect getJpaDialect() {
    return jpaDialect;
}