bean examples

spring-all/src/main/java/org/baeldung/di/core/BeanA.java

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+package org.baeldung.di.core;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.stereotype.Component;
+
+@Component
+public class BeanA {
+
+    @Autowired
+    @Qualifier("beanB2")
+    private IBeanB dependency;
+
+}

spring-all/src/main/java/org/baeldung/di/core/BeanB.java

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+package org.baeldung.di.core;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class BeanB implements IBeanB {
+    //
+}

spring-all/src/main/java/org/baeldung/di/core/IBeanB.java

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+package org.baeldung.di.core;
+
+public interface IBeanB {
+    //
+}

spring-all/src/main/java/org/baeldung/di/spring/ContextWithJavaConfig.java

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+package org.baeldung.di.spring;
+
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan("org.baeldung.di")
+public class ContextWithJavaConfig {
+
+    public ContextWithJavaConfig() {
+        super();
+    }
+
+    // beans
+
+}

spring-all/src/test/java/org/baeldung/di/core/DependencyInjectionWithJavaIntegrationTest.java

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+package org.baeldung.di.core;
+
+import org.baeldung.di.spring.ContextWithJavaConfig;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.support.AnnotationConfigContextLoader;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration(classes = { ContextWithJavaConfig.class }, loader = AnnotationConfigContextLoader.class)
+public class DependencyInjectionWithJavaIntegrationTest {
+
+    @Test
+    public final void givenContextIsInitialized_thenNoException() {
+        //
+    }
+
+}