fixed handlerMapping code and added tests

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/Controller/BaeldungController.java

@@ -6,12 +6,12 @@ import javax.servlet.http.HttpServletResponse;
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.mvc.AbstractController;
 
-public class WelcomeBaeldungController extends AbstractController {
+public class BaeldungController extends AbstractController {
     @Override
     protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
         System.out.println("Inside Welcome Baeldung Controller");
 
-        ModelAndView model = new ModelAndView("welcome");
+        ModelAndView model = new ModelAndView("baeldung");
 
         return model;
     }

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/Controller/TestController.java

@@ -6,12 +6,12 @@ import javax.servlet.http.HttpServletResponse;
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.mvc.AbstractController;
 
-public class WelcomeTwoController extends AbstractController {
+public class TestController extends AbstractController {
     @Override
     protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
         System.out.println("Inside Welcome two Controller");
 
-        ModelAndView model = new ModelAndView("welcome");
+        ModelAndView model = new ModelAndView("test");
 
         return model;
     }

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/config/JavaConfig/WebAppConfiguration_BeanNameUrlHandlerMapping.java

@@ -25,7 +25,7 @@ public class WebAppConfiguration_BeanNameUrlHandlerMapping {
         return bean;
     }
 
-    @Bean("/welcome")
+    @Bean("/beanNameUrl")
     public WelcomeController welcome() {
         WelcomeController welcome = new WelcomeController();
         return welcome;

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/config/JavaConfig/WebAppConfiguration_ConfiguringPriorities.java

@@ -9,9 +9,9 @@ import org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping;
 import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
 import org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping;
 
-import com.baeldung.controller.WelcomeBaeldungController;
+import com.baeldung.controller.BaeldungController;
 import com.baeldung.controller.WelcomeController;
-import com.baeldung.controller.WelcomeTwoController;
+import com.baeldung.controller.TestController;
 
 @Configuration
 public class WebAppConfiguration_ConfiguringPriorities {
@@ -24,32 +24,32 @@ public class WebAppConfiguration_ConfiguringPriorities {
     }
 
     @Bean("/welcome")
-    public WelcomeBaeldungController welcomeBaeldungController() {
+    public BaeldungController welcomeBaeldungController() {
-        WelcomeBaeldungController welcomeBaeldungController = new WelcomeBaeldungController();
+        BaeldungController baeldungController = new BaeldungController();
-        return welcomeBaeldungController;
+        return baeldungController;
     }
 
     @Bean
     public SimpleUrlHandlerMapping simpleUrlHandlerMapping() {
         SimpleUrlHandlerMapping simpleUrlHandlerMapping = new SimpleUrlHandlerMapping();
         Map<String, Object> urlMap = new HashMap<>();
-        urlMap.put("/welcome", welcome());
+        urlMap.put("/welcome", test());
         simpleUrlHandlerMapping.setUrlMap(urlMap);
         simpleUrlHandlerMapping.setOrder(0);
         return simpleUrlHandlerMapping;
     }
 
     @Bean
-    public WelcomeTwoController welcome() {
+    public TestController test() {
-        WelcomeTwoController bean = new WelcomeTwoController();
+        TestController test = new TestController();
-        return bean;
+        return test;
     }
 
     @Bean
     public ControllerClassNameHandlerMapping controllerClassNameHandlerMapping() {
-        ControllerClassNameHandlerMapping controllerClassNameHandlerMapping = new ControllerClassNameHandlerMapping();
+        ControllerClassNameHandlerMapping bean = new ControllerClassNameHandlerMapping();
-        controllerClassNameHandlerMapping.setOrder(1);
+        bean.setOrder(1);
-        return controllerClassNameHandlerMapping;
+        return bean;
     }
 
     @Bean

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/config/JavaConfig/WebAppConfiguration_SimpleUrlHandlerMapping.java

@@ -27,7 +27,7 @@ public class WebAppConfiguration_SimpleUrlHandlerMapping {
     public SimpleUrlHandlerMapping simpleUrlHandlerMapping() {
         SimpleUrlHandlerMapping simpleUrlHandlerMapping = new SimpleUrlHandlerMapping();
         Map<String, Object> urlMap = new HashMap<>();
-        urlMap.put("/welcome", welcome());
+        urlMap.put("/simpleUrlWelcome", welcome());
         simpleUrlHandlerMapping.setUrlMap(urlMap);
         return simpleUrlHandlerMapping;
     }

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/config/XML/BeanNameUrlHandlerMappingConfig.xml

@@ -23,7 +23,7 @@
 		class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping">
 	</bean>
 
-	<bean name="welcome" class="com.baeldung.WelcomeController" />
+	<bean name="beanNameUrl" class="com.baeldung.WelcomeController" />
 
 
 

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/config/XML/HandlerMappingConfiguringPriorities.xml

@@ -17,19 +17,19 @@
 		class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping">
 		<property name="order" value="2" />
 	</bean>
-	<bean name="/welcome" class="com.baeldung.WelcomeController" />
+	<bean name="/welcome" class="com.baeldung.BaeldungController" />
 	
 
 	<bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
 		<property name="mappings">
 			<value>
-				/welcome=welcome
+				/welcome=test
-				/*/welcome=welcome
+				/*/welcome=test
 			</value>
 		</property>
 		<property name="order" value="0" />
 	</bean>
-	<bean id="welcome" class="com.baeldung.WelcomeTwoController" />
+	<bean id="test" class="com.baeldung.TestController" />
 
 
 	<bean

spring-mvc-java/src/main/java/com/baeldung/HandlerMapping/config/XML/SimpleUrlHandlerMappingConfig.xml

@@ -25,8 +25,8 @@
 	<bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
 		<property name="mappings">
 			<value>
-				/test=welcome
+				/simpleUrlWelcome=welcome
-				/*/test=welcome
+				/*/simpleUrlWelcome=welcome
 			</value>
 		</property>
 	</bean>

spring-mvc-java/src/test/java/com/baeldung/HandlerMapping/BeanNameMappingConfigTest.java

@@ -0,0 +1,42 @@
+package come.baeldung.test;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.view;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import com.baeldung.config.WebAppConfiguration_BeanNameUrlHandlerMapping;
+
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebAppConfiguration_BeanNameUrlHandlerMapping.class)
+public class BeanNameMappingConfigTest {
+
+    @Autowired
+    private WebApplicationContext webAppContext;
+    private MockMvc mockMvc;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        mockMvc = MockMvcBuilders.webAppContextSetup(webAppContext).build();
+    }
+
+    @Test
+    public void whenBeanNameMapping_thenMappedOK() throws Exception {
+        mockMvc.perform(get("/beanNameUrl")).andExpect(status().isOk()).andExpect(view().name("welcome")).andDo(print());
+    }
+}

spring-mvc-java/src/test/java/com/baeldung/HandlerMapping/ControllerClassNameHandlerMappingTest.java

@@ -0,0 +1,41 @@
+package come.baeldung.test;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.view;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import com.baeldung.config.WebAppConfiguration_ControllerClassNameHandlerMapping;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebAppConfiguration_ControllerClassNameHandlerMapping.class)
+public class ControllerClassNameHandlerMappingTest {
+
+    @Autowired
+    private WebApplicationContext webAppContext;
+    private MockMvc mockMvc;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        mockMvc = MockMvcBuilders.webAppContextSetup(webAppContext).build();
+    }
+
+    @Test
+    public void whenControllerClassNameMapping_thenMappedOK() throws Exception {
+        mockMvc.perform(get("/welcometest")).andExpect(status().isOk()).andExpect(view().name("welcome")).andDo(print());
+    }
+}

spring-mvc-java/src/test/java/com/baeldung/HandlerMapping/HandlerMappingPriorityConfigTest.java

@@ -0,0 +1,41 @@
+package come.baeldung.test;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.view;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import com.baeldung.config.WebAppConfiguration_ConfiguringPriorities;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebAppConfiguration_ConfiguringPriorities.class)
+public class HandlerMappingPriorityConfigTest {
+
+    @Autowired
+    private WebApplicationContext webAppContext;
+    private MockMvc mockMvc;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        mockMvc = MockMvcBuilders.webAppContextSetup(webAppContext).build();
+    }
+
+    @Test
+    public void whenBeanNameMapping_thenMappedOK() throws Exception {
+        mockMvc.perform(get("/welcome")).andExpect(status().isOk()).andExpect(view().name("test")).andDo(print());
+    }
+}

spring-mvc-java/src/test/java/com/baeldung/HandlerMapping/SimpleUrlMappingConfigTest.java

@@ -0,0 +1,41 @@
+package come.baeldung.test;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.view;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import com.baeldung.config.WebAppConfiguration_SimpleUrlHandlerMapping;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebAppConfiguration_SimpleUrlHandlerMapping.class)
+public class SimpleUrlMappingConfigTest {
+
+    @Autowired
+    private WebApplicationContext webAppContext;
+    private MockMvc mockMvc;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        mockMvc = MockMvcBuilders.webAppContextSetup(webAppContext).build();
+    }
+
+    @Test
+    public void whenSimpleUrlMapping_thenMappedOK() throws Exception {
+        mockMvc.perform(get("/simpleUrlWelcome")).andExpect(status().isOk()).andExpect(view().name("welcome")).andDo(print());
+    }
+}