add slfj logger

spring-boot-modules/spring-boot-xml/src/main/java/com/baeldung/springbootxml/SpringBootXmlApplication.java

@@ -1,15 +1,21 @@
 package com.baeldung.springbootxml;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
-import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.ImportResource;
 
-@SpringBootApplication
+@Configuration
+@EnableAutoConfiguration
 @ImportResource("classpath:beans.xml")
 public class SpringBootXmlApplication implements CommandLineRunner {
 
+    private static final Logger logger = LoggerFactory.getLogger(SpringBootXmlApplication.class);
+
     @Autowired private Pojo pojo;
 
     public static void main(String[] args) {
@@ -17,7 +23,7 @@ public class SpringBootXmlApplication implements CommandLineRunner {
     }
 
     public void run(String... args) {
-        System.out.println(pojo.getField());
+        logger.info(pojo.getField());
     }
 
 }

spring-boot-modules/spring-boot-xml/src/main/resources/beans.xml

@@ -1,11 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<beans
-        xmlns="http://www.springframework.org/schema/beans"
-        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xmlns:context="http://www.springframework.org/schema/context"
-        xmlns:p="http://www.springframework.org/schema/p"
-        xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
-        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
+	http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
 
     <bean class="com.baeldung.springbootxml.Pojo">
         <property name="field" value="${sample}"></property>