Thread: Hibernate Java Web application stops to give response on production environment

I have used the below properties file in my project but after the deployment of project in tomcat the application runs fine for 2 to 4 days in the production environment but it stops giving response for the request generated by the users of the application and I have to reload the application from tomcat and it works fine for 2 to 4 days and these task are done again and again,please help

<beans:bean id="sessionFactory"
        class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
        <beans:property name="dataSource" ref="dataSource" />
        <beans:property name="hibernateProperties">
            <beans:props>
                <beans:prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect
                </beans:prop>
                <beans:prop key="hibernate.show_sql">${hibernate.show_sql}</beans:prop>
                <beans:prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</beans:prop>
 
                <beans:prop key="connection.provider_class">org.hibernate.connection.C3P0ConnectionProvider</beans:prop>
                <beans:prop key="hibernate.c3p0.idle_test_period">${hibernate.c3p0.idle_test_period}</beans:prop>
                <beans:prop key="hibernate.c3p0.acquire_increment">${hibernate.c3p0.acquire_increment}</beans:prop>
                <beans:prop key="hibernate.c3p0.min_size">${hibernate.c3p0.min_size}</beans:prop>
                <beans:prop key="hibernate.c3p0.max_size">${hibernate.c3p0.max_size}</beans:prop>
                <beans:prop key="hibernate.c3p0.max_statements">${hibernate.c3p0.max_statements}</beans:prop>
                <beans:prop key="hibernate.c3p0.timeout">${hibernate.c3p0.timeout}</beans:prop>
 
            </beans:props>
        </beans:property>
 
 
    </beans:bean>

Please try restart

Yes for starting my application I have to reload it from tomcat.

--- Update ---

A restart of tomcat not needed only reload is needed and my application runs for 1 to 2 days only after the reload of the application.