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November 15, 2015

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Hibernate Criteria API for JPA-2.0

To access the above table data,we can use the Criteria Builder API, public List getStockList(Integer stockId){ CriteriaBuilder cb=em.getCriteriaBuilder(); CriteriaQuery c=cb.createQuery(Stock.class); Root stock=c.from(Stock.class); CriteriaQuery stoo=c.select(stock).where(criteriaBuilder.equal(stock.get("stockId"),stockId)); TypedQuery query=em.createQuery(stoo); return query.getResultList(); }

In Spring Default the Dispatcher servlet will invoke the name of the servlet added xml

In Spring MVC if we declare like below <servlet> <servlet-name>helloweb</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> </servlet> <servlet-mapping> <servlet-name>helloweb</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> When we send request from browser to Dispatcher servlet,defaultly dispatcher servlet will check for /WEB-INF/helloweb-servlet.xml,to override this process we have to delcare like below <servlet> <servlet-name>helloweb</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value> /WEB-INF/spring/spring_mvc_config.xml </param-value> </init-param> </servlet> <servlet-mapping> <servlet-name>helloweb&l

JAVA BLOG: Showing Alert Box when we are not selected any check box in Grid and clicked The Delete Button

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