Merge pull request #1880 from pritambanerjee999/master

EJB Session Beans

ejb/ejb-session-beans/pom.xml

@@ -0,0 +1,106 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>com.baeldung.ejb</groupId>
+    <artifactId>ejb</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+  <artifactId>ejb-session-beans</artifactId>
+  
+  <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <arquillian-bom.version>1.1.12.Final</arquillian-bom.version>
+        <shrinkwrap-resolver-impl-maven.version>2.2.6</shrinkwrap-resolver-impl-maven.version>
+        <arquillian-junit-container.version>1.1.12.Final</arquillian-junit-container.version>
+        <arquillian-glassfish-embedded-3.1.version>1.0.0.Final</arquillian-glassfish-embedded-3.1.version>
+        <junit.version>4.12</junit.version>
+        <javaee-api.version>7.0</javaee-api.version>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.jboss.arquillian</groupId>
+                <artifactId>arquillian-bom</artifactId>
+                <version>1.1.13.Final</version>
+                <scope>import</scope>
+                <type>pom</type>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <dependencies>
+
+        <dependency>
+            <groupId>javax</groupId>
+            <artifactId>javaee-api</artifactId>
+            <version>${javaee-api.version}</version>
+            <scope>provided</scope>
+        </dependency>
+
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+
+
+        <dependency>
+            <groupId>org.jboss.arquillian.junit</groupId>
+            <artifactId>arquillian-junit-container</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+
+    <profiles>
+        <profile>
+            <id>arquillian-glassfish-embedded</id>
+            <activation>
+                <activeByDefault>true</activeByDefault>
+            </activation>
+            <dependencies>
+                <dependency>
+                    <groupId>org.jboss.arquillian.container</groupId>
+                    <artifactId>arquillian-glassfish-embedded-3.1</artifactId>
+                    <version>1.0.0.CR4</version>
+                    <scope>test</scope>
+                </dependency>
+                <dependency>
+                    <groupId>org.glassfish.main.extras</groupId>
+                    <artifactId>glassfish-embedded-all</artifactId>
+                    <version>3.1.2</version>
+                    <scope>test</scope>
+                </dependency>
+            </dependencies>
+        </profile>
+    </profiles>
+
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.1</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+            <plugin>
+                <artifactId>maven-war-plugin</artifactId>
+                <version>2.4</version>
+                <configuration>
+                    <failOnMissingWebXml>false</failOnMissingWebXml>
+                </configuration>
+            </plugin>
+            <plugin>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>2.17</version>
+            </plugin>
+        </plugins>
+    </build>
+  
+  
+</project>

ejb/ejb-session-beans/src/main/java/com/baeldung/ejb/stateful/EJBClient1.java

@@ -0,0 +1,11 @@
+package com.baeldung.ejb.stateful;
+
+import javax.ejb.EJB;
+
+public class EJBClient1 {
+
+    @EJB
+    public StatefulEJB statefulEJB;
+
+
+}

ejb/ejb-session-beans/src/main/java/com/baeldung/ejb/stateful/EJBClient2.java

@@ -0,0 +1,11 @@
+package com.baeldung.ejb.stateful;
+
+import javax.ejb.EJB;
+
+public class EJBClient2 {
+
+    @EJB
+    public StatefulEJB statefulEJB;
+
+
+}

ejb/ejb-session-beans/src/main/java/com/baeldung/ejb/stateful/StatefulEJB.java

@@ -0,0 +1,10 @@
+package com.baeldung.ejb.stateful;
+
+import javax.ejb.Stateful;
+
+@Stateful
+public class StatefulEJB {
+
+    public String name;
+
+}

ejb/ejb-session-beans/src/main/java/com/baeldung/ejb/stateless/EJBClient1.java

@@ -0,0 +1,10 @@
+package com.baeldung.ejb.stateless;
+
+import javax.ejb.EJB;
+
+public class EJBClient1 {
+
+    @EJB
+    public StatelessEJB statelessEJB;
+
+}

ejb/ejb-session-beans/src/main/java/com/baeldung/ejb/stateless/EJBClient2.java

@@ -0,0 +1,11 @@
+package com.baeldung.ejb.stateless;
+
+import javax.ejb.EJB;
+
+public class EJBClient2 {
+
+    @EJB
+    public  StatelessEJB statelessEJB;
+
+
+}

ejb/ejb-session-beans/src/main/java/com/baeldung/ejb/stateless/StatelessEJB.java

@@ -0,0 +1,11 @@
+package com.baeldung.ejb.stateless;
+
+import javax.ejb.Stateless;
+
+
+@Stateless
+public class StatelessEJB {
+
+    public String name;
+
+}

ejb/ejb-session-beans/src/test/java/com/baeldung/ejb/test/stateful/StatefulEJBTest.java

@@ -0,0 +1,51 @@
+package com.baeldung.ejb.test.stateful;
+
+import org.jboss.arquillian.container.test.api.Deployment;
+import org.jboss.arquillian.junit.Arquillian;
+import org.jboss.shrinkwrap.api.ShrinkWrap;
+import org.jboss.shrinkwrap.api.asset.EmptyAsset;
+import org.jboss.shrinkwrap.api.spec.JavaArchive;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import com.baeldung.ejb.stateful.EJBClient1;
+import com.baeldung.ejb.stateful.EJBClient2;
+import com.baeldung.ejb.stateful.StatefulEJB;
+
+import javax.inject.Inject;
+
+
+@RunWith(Arquillian.class)
+public class StatefulEJBTest {
+
+    @Inject
+    private EJBClient1 ejbClient1;
+
+    @Inject
+    private EJBClient2 ejbClient2;
+
+    @Test
+    public void givenOneStatefulBean_whenTwoClientsSetValueOnBean_thenClientStateIsMaintained() {
+
+        // act
+        ejbClient1.statefulEJB.name = "Client 1";
+        ejbClient2.statefulEJB.name = "Client 2";
+
+        // assert
+        Assert.assertNotEquals(ejbClient1.statefulEJB.name, ejbClient2.statefulEJB.name);
+        Assert.assertEquals("Client 1", ejbClient1.statefulEJB.name);
+        Assert.assertEquals("Client 2", ejbClient2.statefulEJB.name);
+
+    }
+
+    @Deployment
+    public static JavaArchive createDeployment() {
+        return ShrinkWrap.create(JavaArchive.class)
+                .addClass(StatefulEJB.class)
+                .addClass(EJBClient1.class)
+                .addClass(EJBClient2.class)
+                .addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml");
+    }
+
+}

ejb/ejb-session-beans/src/test/java/com/baeldung/ejb/test/stateless/StatelessEJBTest.java

@@ -0,0 +1,62 @@
+package com.baeldung.ejb.test.stateless;
+
+import org.jboss.arquillian.container.test.api.Deployment;
+import org.jboss.arquillian.junit.Arquillian;
+import org.jboss.shrinkwrap.api.ShrinkWrap;
+import org.jboss.shrinkwrap.api.asset.EmptyAsset;
+import org.jboss.shrinkwrap.api.spec.JavaArchive;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import com.baeldung.ejb.stateless.EJBClient1;
+import com.baeldung.ejb.stateless.EJBClient2;
+import com.baeldung.ejb.stateless.StatelessEJB;
+
+import javax.inject.Inject;
+
+
+@RunWith(Arquillian.class)
+public class StatelessEJBTest {
+
+    @Inject
+    private EJBClient1 ejbClient1;
+
+    @Inject
+    private EJBClient2 ejbClient2;
+
+    @Test
+    public void givenOneStatelessBean_whenStateIsSetInOneBean_secondBeanShouldHaveSameState() {
+
+        // act
+        ejbClient1.statelessEJB.name = "Client 1";
+
+        // assert
+        Assert.assertEquals("Client 1", ejbClient1.statelessEJB.name);
+        Assert.assertEquals("Client 1", ejbClient2.statelessEJB.name);
+
+    }
+
+
+    @Test
+    public void givenOneStatelessBean_whenStateIsSetInBothBeans_secondBeanShouldHaveSecondBeanState() {
+
+        // act
+        ejbClient1.statelessEJB.name = "Client 1";
+        ejbClient2.statelessEJB.name = "Client 2";
+
+        // assert
+        Assert.assertEquals("Client 2", ejbClient2.statelessEJB.name);
+
+    }
+
+    @Deployment
+    public static JavaArchive createDeployment() {
+        return ShrinkWrap.create(JavaArchive.class)
+                .addClass(StatelessEJB.class)
+                .addClass(EJBClient1.class)
+                .addClass(EJBClient2.class)
+                .addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml");
+    }
+
+}

ejb/pom.xml

@@ -40,7 +40,12 @@
                 <version>1.0-SNAPSHOT</version>
                 <type>ejb</type>
             </dependency>
-
+			 <dependency>
+                <groupId>com.baeldung.ejb</groupId>
+                <artifactId>ejb-session-beans</artifactId>
+                <version>1.0-SNAPSHOT</version>
+                <type>ejb</type>
+            </dependency>
             <dependency>
                 <groupId>javax</groupId>
                 <artifactId>javaee-api</artifactId>
@@ -75,5 +80,7 @@
     <modules>
         <module>ejb-remote</module>
         <module>ejb-client</module>
+        <module>ejb-session-beans</module>
+        <module>ejb-session-beans-client</module>
     </modules>
 </project>