BAEL 317: Setting up EJB

EJB Client and EJB Remote
This commit is contained in:
Pritam Banerjee 2016-10-15 14:40:20 -07:00
parent 67b3d62b91
commit 22207e646b
9 changed files with 264 additions and 0 deletions

28
ejb/ejb-client/pom.xml Executable file
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<?xml version="1.0"?>
<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/maven-v4_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-client</artifactId>
<name>EJB3 Client Maven</name>
<description>EJB3 Client Maven</description>
<dependencies>
<dependency>
<groupId>org.wildfly</groupId>
<artifactId>wildfly-ejb-client-bom</artifactId>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>com.baeldung.ejb</groupId>
<artifactId>ejb-remote</artifactId>
<type>ejb</type>
</dependency>
</dependencies>
</project>

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package com.baeldung.ejb.client;
import java.util.Properties;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import com.baeldung.ejb.tutorial.HelloWorld;
public class EJBClient {
public EJBClient() {
}
private Context context = null;
public String getEJBRemoteMessage() {
EJBClient main = new EJBClient();
try {
// 1. Obtaining Context
main.createInitialContext();
// 2. Generate JNDI Lookup name and caste
HelloWorld helloWorld = main.lookup();
return helloWorld.getHelloWorld();
} catch (NamingException e) {
e.printStackTrace();
return "";
} finally {
try {
main.closeContext();
} catch (NamingException e) {
e.printStackTrace();
}
}
}
public HelloWorld lookup() throws NamingException {
// The app name is the EAR name of the deployed EJB without .ear suffix.
// Since we haven't deployed the application as a .ear, the app name for
// us will be an empty string
final String appName = "";
final String moduleName = "remote";
final String distinctName = "";
final String beanName = "HelloWorld";
final String viewClassName = HelloWorld.class.getName();
final String toLookup = "ejb:" + appName + "/" + moduleName
+ "/" + distinctName + "/" + beanName + "!" + viewClassName;
return (HelloWorld) context.lookup(toLookup);
}
public void createInitialContext() throws NamingException {
Properties prop = new Properties();
prop.put(Context.URL_PKG_PREFIXES, "org.jboss.ejb.client.naming");
prop.put(Context.INITIAL_CONTEXT_FACTORY, "org.jboss.naming.remote.client.InitialContextFactory");
prop.put(Context.PROVIDER_URL, "http-remoting://127.0.0.1:8080");
prop.put(Context.SECURITY_PRINCIPAL, "pritamtest");
prop.put(Context.SECURITY_CREDENTIALS, "iamtheki9g");
prop.put("jboss.naming.client.ejb.context", false);
context = new InitialContext(prop);
}
public void closeContext() throws NamingException {
if (context != null) {
context.close();
}
}
}

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remote.connections=default
remote.connection.default.host=127.0.0.1
remote.connection.default.port=8080
remote.connection.default.connect.options.org.xnio.Options.SASL_POLICY_NOANONYMOUS=false
remote.connection.default.connect.options.org.xnio.Options.SASL_POLICY_NOPLAINTEXT=false
remote.connection.default.connect.options.org.xnio.Options.SASL_DISALLOWED_MECHANISMS=${host.auth:JBOSS-LOCAL-USER}
remote.connection.default.username=pritamtest
remote.connection.default.password=iamtheki9g

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package com.baeldung.ejb.setup.test;
import static org.junit.Assert.*;
import org.junit.Test;
import com.baeldung.ejb.client.EJBClient;
import com.baeldung.ejb.tutorial.HelloWorldBean;
public class EJBSetupTest {
@Test
public void testEJBClient() {
EJBClient ejbClient = new EJBClient();
HelloWorldBean bean = new HelloWorldBean();
assertEquals(bean.getHelloWorld(), ejbClient.getEJBRemoteMessage());
}
}

25
ejb/ejb-remote/pom.xml Executable file
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<?xml version="1.0" encoding="UTF-8"?>
<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-remote</artifactId>
<packaging>ejb</packaging>
<name>ejb-remote</name>
<dependencies>
<dependency>
<groupId>org.jboss.spec.javax.ejb</groupId>
<artifactId>jboss-ejb-api_3.2_spec</artifactId>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<finalName>ejb-remote</finalName>
</build>
</project>

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package com.baeldung.ejb.tutorial;
import javax.ejb.Remote;
@Remote
public interface HelloWorld {
String getHelloWorld();
}

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package com.baeldung.ejb.tutorial;
import javax.annotation.Resource;
import javax.ejb.SessionContext;
import javax.ejb.Stateless;
@Stateless(name = "HelloWorld")
public class HelloWorldBean implements HelloWorld {
@Resource
private SessionContext context;
@Override
public String getHelloWorld() {
return "Welcome to EJB Tutorial!";
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<ejb-jar xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/ejb-jar_3_2.xsd"
version="3.2">
<module-name>remote</module-name>
</ejb-jar>

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ejb/pom.xml Executable file
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<?xml version="1.0" encoding="UTF-8"?>
<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>
<groupId>com.baeldung.ejb</groupId>
<artifactId>ejb</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>pom</packaging>
<name>ejb</name>
<description>EJB Tutorial</description>
<repositories>
<repository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Maven Repository Group</name>
<url>http://repository.jboss.org/nexus/content/groups/public/</url>
<layout>default</layout>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
</releases>
<snapshots>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
</snapshots>
</repository>
</repositories>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>com.baeldung.ejb</groupId>
<artifactId>ejb-remote</artifactId>
<version>1.0-SNAPSHOT</version>
<type>ejb</type>
</dependency>
<dependency>
<groupId>org.jboss.spec</groupId>
<artifactId>jboss-javaee-7.0</artifactId>
<version>1.0.1.Final</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.wildfly</groupId>
<artifactId>wildfly-ejb-client-bom</artifactId>
<version>10.1.0.Final</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<pluginManagement>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-ejb-plugin</artifactId>
<version>2.4</version>
<configuration>
<ejbVersion>3.2</ejbVersion>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
<modules>
<module>ejb-remote</module>
<module>ejb-client</module>
</modules>
</project>