Merge pull request #9518 from md-fork/master

BAEL-4083 - Using XML defined beans in a Spring Boot app

spring-boot-modules/pom.xml

@@ -62,6 +62,7 @@
         <module>spring-boot-springdoc</module>
         <module>spring-boot-testing</module>
         <module>spring-boot-vue</module>
+        <module>spring-boot-xml</module>
         <module>spring-boot-actuator</module>
     </modules>
 

spring-boot-modules/spring-boot-xml/pom.xml

@@ -0,0 +1,40 @@
+<?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">
+    <parent>
+        <artifactId>parent-boot-2</artifactId>
+        <groupId>com.baeldung</groupId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../../parent-boot-2</relativePath>
+    </parent>
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>spring-boot-xml</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

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

@@ -0,0 +1,17 @@
+package com.baeldung.springbootxml;
+
+public class Pojo {
+
+    private String field;
+
+    public Pojo() {
+    }
+
+    public String getField() {
+        return field;
+    }
+
+    public void setField(String field) {
+        this.field = field;
+    }
+}

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

@@ -0,0 +1,29 @@
+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.EnableAutoConfiguration;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.ImportResource;
+
+@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) {
+        SpringApplication.run(SpringBootXmlApplication.class, args);
+    }
+
+    public void run(String... args) {
+        logger.info(pojo.getField());
+    }
+
+}

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

@@ -0,0 +1,26 @@
+package com.baeldung.springbootxml;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = SpringBootXmlApplication.class)
+public class SpringBootXmlApplicationIntegrationTest {
+
+    @Autowired private Pojo pojo;
+    @Value("${sample}") private String sample;
+
+    @Test
+    public void whenCallingGetter_thenPrintingProperty() {
+        assertThat(pojo.getField())
+                .isNotBlank()
+                .isEqualTo(sample);
+    }
+
+}

spring-boot-modules/spring-boot-xml/src/main/resources/application.properties

@@ -0,0 +1 @@
+sample=string loaded from properties!

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

@@ -0,0 +1,11 @@
+<?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"
+       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>
+    </bean>
+</beans>