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Maks Burkov2017-03-10 21:21:45
Java
Maks Burkov, 2017-03-10 21:21:45

Why is Session Factory null?

I am getting Session Factory null ?? Why ? What am I doing wrong ?

configuration class:

public class SessionManager {

    public static SessionFactory configure(){
        return new Configuration().configure("hibernate.cfg.xml") // 9 line
                .buildSessionFactory();
    }
}


main:
SessionFactory sessions = SessionManager.configure(); // 18 line
        Session session = sessions.openSession();
        session.getTransaction().begin();


Exception in thread "main" java.lang.NullPointerException
at org.hibernate.boot.cfgxml.spi.LoadedConfig.consume(LoadedConfig.java:123)
at org.hibernate.boot.cfgxml.internal.ConfigLoader.loadConfigXmlResource(ConfigLoader.java :62)
at org.hibernate.boot.registry.StandardServiceRegistryBuilder.configure(StandardServiceRegistryBuilder.java:163)
at org.hibernate.cfg.Configuration.configure(Configuration.java:258)
at coupon.connection.SessionManager.configure(SessionManager. java:9)
at CouponSystemTesting.main(CouponSystemTesting.java:18)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java :147)


<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
        "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
        "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">

<hibernate-configuration>

    <session-factory>

        <!-- Database connection settings -->
        <property name="hibernate.hbm2ddl.auto">create</property>
        <property name="connection.driver_class">com.mysql.jdbc.Driver</property>
        <property name="connection.url">jdbc:mysql://localhost:3306/hibernatedemo</property>
        <property name="connection.username">root</property>
        <property name="connection.password">****</property>

        <!-- SQL dialect -->
        <property name="dialect">org.hibernate.dialect.MySQL5Dialect</property>


        <!-- Echo all executed SQL to stdout -->
        <property name="show_sql">true</property>
        <mapping class="coupon.entities.Company"/>
        <mapping class="coupon.entities.Customer"/>
        <mapping class="coupon.entities.Coupon"/>
        <mapping class="coupon.entities.User"/>
        <mapping class="coupon.entities.Role"/>
        <mapping class="coupon.entities.Listener"/>
        <mapping class="coupon.entities.Administrator"/>
        <listener class="coupon.listeners.CompanyListener"/>
        <listener class="coupon.listeners.CustomerListener"/>
    </session-factory>
</hibernate-configuration>

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1 answer(s)
A
Axian Ltd., 2017-03-11
@AxianLTD

Imho either does not find the configuration file, or some rubbish is written in it

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