Code refactored and updated (#746)

* Updated indentation and refactored code

* Updated indentation and refactored code

* Updated indentation and refactored code

* Updated indentation and refactored code

* Updated indentation

* Updated indentation and refactored code

* Updated indentation and refactored code

spring-jms/src/main/java/com/baeldung/spring/jms/SampleJmsMessageSender.java

@@ -24,10 +24,6 @@ public class SampleJmsMessageSender {
     }
 
     public void sendMessage(final Employee employee) {
-        System.out.println("Jms Message Sender : " + employee);
-        Map<String, Object> map = new HashMap<>();
-        map.put("name", employee.getName());
-        map.put("age", employee.getAge());
-        this.jmsTemplate.convertAndSend(map);
+        this.jmsTemplate.convertAndSend(employee);
     }
 }

spring-jms/src/main/java/com/baeldung/spring/jms/SampleListener.java

@@ -5,13 +5,21 @@ import org.springframework.jms.core.JmsTemplate;
 import javax.jms.JMSException;
 import javax.jms.Message;
 import javax.jms.MessageListener;
+import javax.jms.Queue;
 import javax.jms.TextMessage;
 import java.util.Map;
 
 public class SampleListener implements MessageListener {
 
-    public JmsTemplate getJmsTemplate() {
-        return getJmsTemplate();
+    private JmsTemplate jmsTemplate;
+    private Queue queue;
+
+    public void setJmsTemplate(JmsTemplate jmsTemplate) {
+        this.jmsTemplate = jmsTemplate;
+    }
+
+    public void setQueue(Queue queue) {
+        this.queue = queue;
     }
 
     public void onMessage(Message message) {
@@ -19,17 +27,14 @@ public class SampleListener implements MessageListener {
             try {
 
                 String msg = ((TextMessage) message).getText();
-                System.out.println("Message has been consumed : " + msg);
             } catch (JMSException ex) {
                 throw new RuntimeException(ex);
             }
-        } else {
-            throw new IllegalArgumentException("Message Error");
         }
     }
 
     public Employee receiveMessage() throws JMSException {
-        Map map = (Map) getJmsTemplate().receiveAndConvert();
+        Map map = (Map) this.jmsTemplate.receiveAndConvert();
         return new Employee((String) map.get("name"), (Integer) map.get("age"));
     }
 }