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Tutorial
185

Step 4: Add a Servlet Class

In this step we will add a servlet to manage guestbook web requests: Open the [New Servlet] dialog box by right clicking the guest package node (in the [Projects] window) and selecting New > Servlet ... : If a new guest has registered (using a JSP form that will be added in the next tutorial step) - a new
Tutorial
185

Step 4: Add a Servlet Class

In this step we will add a servlet to manage guestbook web requests: Open the [Create Servlet] dialog box by right clicking the guest package node (in the [Package Explorer] window), selecting New ... that will be added in the next tutorial step) - a new Guest entity object is constructed and stored in the database
Tutorial
184

Step 4: Add a Controller Class

In this step we will add a Spring Controller to manage guestbook web requests: Open the [New Java Class] dialog box by right clicking the guest package node (in the [Projects] window) and selecting ... is automatically constructed and injected by Spring into the guestDao field (because it is annotated
Tutorial
184

Step 4: Add a Controller Class

In this step we will add a Spring Controller to manage guestbook web requests: Open the [New Java Class] dialog box by right clicking the guest package node (in the [Package Explorer] window ... is automatically constructed and injected by Spring into the guestDao field (because it is annotated
Tutorial
183

Step 4: Add a Servlet Class

In this step we will add a servlet to manage guestbook web requests: Open the [Create Servlet] dialog box by right clicking the guest package node (in the [Package Explorer] window), selecting New ... the next tutorial step) - a new Guest entity object is constructed and stored in the database. All the Guest
Tutorial
183

Step 4: Add a Servlet Class

In this step we will add a servlet to manage guestbook web requests: Open the [New Servlet] dialog box by right clicking the guest package node (in the [Projects] window) and selecting New > Servlet ... has registered (using a JSP form that is shown in the next tutorial step) - a new Guest entity object
Tutorial
183

Step 3: Define an EJB Session Bean

Operations on the database will be performed by an instance of a session bean (EJB) class that we will define in this step: Open the [New Session Bean] dialog box by right clicking the guest package ... () { TypedQuery query = em.createQuery( "SELECT g FROM Guest g ORDER BY g.id", Guest
Tutorial
183

Step 3: Define an EJB Session Bean

Operations on the database will be performed by an instance of a session bean (EJB) class that we will define in this step: Open the [New Java Class] dialog box by right clicking the guest package ... ORDER BY g.id", Guest.class); return query.getResultList(); } } The GuestDao session
Tutorial
182

Step 3: Define a Spring DAO Component

Operations on the database will be performed by an instance of a Data Access Object (DAO) that we will define in this step as a Spring MVC component: Open the [New Java Class] dialog box by right ... every operation that modifies the database (such as persist) by transaction begin and commit. The next step is adding a Controller Class.  
Tutorial
182

Step 3: Define a Spring DAO Component

Operations on the database will be performed by an instance of a Data Access Object (DAO) that we will define in this step as a Spring MVC component: Open the [New Java Class] dialog box by right ... that modifies the database (such as persist) by transaction begin and commit. The next step is adding a Controller Class.