change JSF view and its backed bean to be stateless for database inte…

…gration guide
Azure-Samples · Oct 12, 2020 · 7041439 · 7041439
1 parent a1b73b7
commit 7041439
Show file tree

Hide file tree

Showing 5 changed files with 12 additions and 4 deletions.
diff --git a/3-integration/connect-db/mssql/src/main/java/cafe/web/view/Cafe.java b/3-integration/connect-db/mssql/src/main/java/cafe/web/view/Cafe.java
@@ -9,7 +9,7 @@
 import java.util.logging.Logger;
 
 import javax.annotation.PostConstruct;
-import javax.enterprise.context.SessionScoped;
+import javax.enterprise.context.RequestScoped;
 import javax.faces.context.ExternalContext;
 import javax.faces.context.FacesContext;
 import javax.inject.Named;
@@ -28,7 +28,7 @@
 import cafe.model.entity.Coffee;
 
 @Named
-@SessionScoped
+@RequestScoped
 public class Cafe implements Serializable {
 
 	private static final long serialVersionUID = 1L;

diff --git a/3-integration/connect-db/mssql/src/main/webapp/index.xhtml b/3-integration/connect-db/mssql/src/main/webapp/index.xhtml
@@ -5,6 +5,7 @@
 	xmlns:h="http://xmlns.jcp.org/jsf/html"
 	xmlns:f="http://xmlns.jcp.org/jsf/core"
 	xmlns:fc="http://xmlns.jcp.org/jsf/composite/components">
+<f:view transient="true">
 <h:head>
 	<title>Java EE Cafe</title>
 	<link rel="stylesheet"
@@ -71,4 +72,5 @@
 		</div>
 	</h:form>
 </h:body>
+</f:view>
 </html>
diff --git a/3-integration/connect-db/postgres/src/main/java/cafe/web/view/Cafe.java b/3-integration/connect-db/postgres/src/main/java/cafe/web/view/Cafe.java
@@ -9,7 +9,7 @@
 import java.util.logging.Logger;
 
 import javax.annotation.PostConstruct;
-import javax.enterprise.context.SessionScoped;
+import javax.enterprise.context.RequestScoped;
 import javax.faces.context.ExternalContext;
 import javax.faces.context.FacesContext;
 import javax.inject.Named;
@@ -28,7 +28,7 @@
 import cafe.model.entity.Coffee;
 
 @Named
-@SessionScoped
+@RequestScoped
 public class Cafe implements Serializable {
 
 	private static final long serialVersionUID = 1L;

diff --git a/3-integration/connect-db/postgres/src/main/webapp/index.xhtml b/3-integration/connect-db/postgres/src/main/webapp/index.xhtml
@@ -5,6 +5,7 @@
 	xmlns:h="http://xmlns.jcp.org/jsf/html"
 	xmlns:f="http://xmlns.jcp.org/jsf/core"
 	xmlns:fc="http://xmlns.jcp.org/jsf/composite/components">
+<f:view transient="true">
 <h:head>
 	<title>Java EE Cafe</title>
 	<link rel="stylesheet"
@@ -71,4 +72,5 @@
 		</div>
 	</h:form>
 </h:body>
+</f:view>
 </html>
diff --git a/guides/howto-integrate-azure-managed-databases.md b/guides/howto-integrate-azure-managed-databases.md
@@ -44,6 +44,8 @@ The application `<path-to-repo>/2-simple` used in the [previous guide](howto-dep
 | `persistence.xml` | | [`<path-to-repo>/3-integration/connect-db/mssql/src/main/resources/META-INF/persistence.xml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/mssql/src/main/resources/META-INF/persistence.xml) | New | A configuration file specifying data persistence schema for your application. |
 | `Coffee.java` | [`<path-to-repo>/2-simple/src/main/java/cafe/model/entity/Coffee.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/java/cafe/model/entity/Coffee.java) | [`<path-to-repo>/3-integration/connect-db/mssql/src/main/java/cafe/model/entity/Coffee.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/mssql/src/main/java/cafe/model/entity/Coffee.java) | Updated | Register `Coffee` class as a JPA Entity. |
 | `CafeRepository.java` | [`<path-to-repo>/2-simple/src/main/java/cafe/model/CafeRepository.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/java/cafe/model/CafeRepository.java) | [`<path-to-repo>/3-integration/connect-db/mssql/src/main/java/cafe/model/CafeRepository.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/mssql/src/main/java/cafe/model/CafeRepository.java) | Updated | Register `CafeRepository` class as a Stateless Bean which implements CRUD operations using `javax.persistence.EntityManager` and `javax.persistence.PersistenceContext` APIs. |
+| `Cafe.java` | [`<path-to-repo>/2-simple/src/mainjava/cafe/web/view/Cafe.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/java/cafe/web/view/Cafe.java) | [`<path-to-repo>/3-integration/connect-db/mssql/src/main/java/cafe/web/view/Cafe.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/mssql/src/main/java/cafe/web/view/Cafe.java) | Updated | Change bean life cycle from `SessionScoped` to `RequestScoped` to make it stateless. |
+| `index.xhtml` | [`<path-to-repo>/2-simple/src/main/webapp/index.xhtml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/webapp/index.xhtml) | [`<path-to-repo>/3-integration/connect-db/mssql/src/main/webapp/index.xhtml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/mssql/src/main/webapp/index.xhtml) | Updated | Add `<f:view transient="true">` to make a stateless view. |
 | `pom.xml` | [`<path-to-repo>/2-simple/pom.xml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/pom.xml) | [`<path-to-repo>/3-integration/connect-db/mssql/pom.xml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/mssql/pom.xml) | Updated | Add new properties and dependencies for database connection, and add new plugin `maven-dependency-plugin`. |
 
 For reference, these changes have already been applied in `<path-to-repo>/3-integration/connect-db/mssql` of your local clone.
@@ -203,6 +205,8 @@ The application `<path-to-repo>/2-simple` used in the [previous guide](howto-dep
 | `persistence.xml` | | [`<path-to-repo>/3-integration/connect-db/postgres/src/main/resources/META-INF/persistence.xml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/postgres/src/main/resources/META-INF/persistence.xml) | New | A configuration file specifying data persistence schema for your application. |
 | `Coffee.java` | [`<path-to-repo>/2-simple/src/main/java/cafe/model/entity/Coffee.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/java/cafe/model/entity/Coffee.java) | [`<path-to-repo>/3-integration/connect-db/postgres/src/main/java/cafe/model/entity/Coffee.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/postgres/src/main/java/cafe/model/entity/Coffee.java) | Updated | Register `Coffee` class as a JPA Entity. |
 | `CafeRepository.java` | [`<path-to-repo>/2-simple/src/main/java/cafe/model/CafeRepository.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/java/cafe/model/CafeRepository.java) | [`<path-to-repo>/3-integration/connect-db/postgres/src/main/java/cafe/model/CafeRepository.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/postgres/src/main/java/cafe/model/CafeRepository.java) | Updated | Register `CafeRepository` class as a Stateless Bean which implements CRUD operations using `javax.persistence.EntityManager` and `javax.persistence.PersistenceContext` APIs. |
+| `Cafe.java` | [`<path-to-repo>/2-simple/src/mainjava/cafe/web/view/Cafe.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/java/cafe/web/view/Cafe.java) | [`<path-to-repo>/3-integration/connect-db/postgres/src/main/java/cafe/web/view/Cafe.java`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/postgres/src/main/java/cafe/web/view/Cafe.java) | Updated | Change bean life cycle from `SessionScoped` to `RequestScoped` to make it stateless. |
+| `index.xhtml` | [`<path-to-repo>/2-simple/src/main/webapp/index.xhtml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/src/main/webapp/index.xhtml) | [`<path-to-repo>/3-integration/connect-db/postgres/src/main/webapp/index.xhtml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/postgres/src/main/webapp/index.xhtml) | Updated | Add `<f:view transient="true">` to make a stateless view. |
 | `pom.xml` | [`<path-to-repo>/2-simple/pom.xml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/2-simple/pom.xml) | [`<path-to-repo>/3-integration/connect-db/postgres/pom.xml`](https://github.com/Azure-Samples/open-liberty-on-aro/blob/master/3-integration/connect-db/postgres/pom.xml) | Updated | Add new properties and dependencies for database connection, and add new plugin `maven-dependency-plugin`. |
 
 For reference, these changes have already been applied in `<path-to-repo>/3-integration/connect-db/postgres` of your local clone.