added modified HandlerMapping code

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

@@ -1,4 +1,4 @@
-package com.baeldung;
+package com.baeldung.controller;
 
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
@@ -8,12 +8,14 @@ import org.springframework.web.WebApplicationInitializer;
 import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
 import org.springframework.web.servlet.DispatcherServlet;
 
+import com.baeldung.config.WebAppConfiguration_BeanNameUrlHandlerMapping;
+
 public class WebAppInitializer implements WebApplicationInitializer {
 
     public void onStartup(ServletContext container) throws ServletException {
 
         AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();
-        ctx.register(WebAppConfiguration_ControllerClassNameHandlerMapping.class);
+        ctx.register(WebAppConfiguration_BeanNameUrlHandlerMapping.class);
         ctx.setServletContext(container);
 
         ServletRegistration.Dynamic servlet = container.addServlet("dispatcher", new DispatcherServlet(ctx));

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

@@ -0,0 +1,19 @@
+package com.baeldung.controller;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.web.servlet.ModelAndView;
+import org.springframework.web.servlet.mvc.AbstractController;
+
+public class WelcomeBaeldungController extends AbstractController {
+    @Override
+    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
+        System.out.println("Inside Welcome Baeldung Controller");
+
+        ModelAndView model = new ModelAndView("welcome");
+
+        return model;
+    }
+
+}

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

@@ -1,18 +1,17 @@
-package com.baeldung;
+package com.baeldung.controller;
+
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.mvc.AbstractController;
 
-public class WelcomeController extends AbstractController
+public class WelcomeController extends AbstractController {
-{
     @Override
-    protected ModelAndView handleRequestInternal(HttpServletRequest request,
+    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
-            HttpServletResponse response) throws Exception {
+        System.out.println("Inside Welcome Controller");
-        System.out.println("Inside BeanNameMappingExampleOne Controller");
 
-        ModelAndView model = new ModelAndView("test");
+        ModelAndView model = new ModelAndView("welcome");
 
         return model;
     }

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

@@ -1,19 +1,19 @@
-package com.baeldung;
+package com.baeldung.controller;
+
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.mvc.AbstractController;
 
-public class ExampleTwoController extends AbstractController
+public class WelcomeTwoController extends AbstractController {
-{
     @Override
-    protected ModelAndView handleRequestInternal(HttpServletRequest request,
+    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
-            HttpServletResponse response) throws Exception {
+        System.out.println("Inside Welcome two Controller");
-        System.out.println("Inside ExampleTwo Controller");
 
-        ModelAndView model = new ModelAndView("exampleTwo");
+        ModelAndView model = new ModelAndView("welcome");
 
         return model;
     }
+
 }

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

@@ -0,0 +1,34 @@
+package com.baeldung.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.ViewResolver;
+import org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping;
+import org.springframework.web.servlet.view.InternalResourceViewResolver;
+
+import com.baeldung.controller.WelcomeController;
+
+@Configuration
+public class WebAppConfiguration_BeanNameUrlHandlerMapping {
+
+    @Bean
+    public ViewResolver viewResolver() {
+        InternalResourceViewResolver viewResolver = new InternalResourceViewResolver();
+        viewResolver.setPrefix("/");
+        viewResolver.setSuffix(".jsp");
+        return viewResolver;
+    }
+
+    @Bean
+    BeanNameUrlHandlerMapping beanNameUrlHandlerMapping() {
+        BeanNameUrlHandlerMapping bean = new BeanNameUrlHandlerMapping();
+        return bean;
+    }
+
+    @Bean("/welcome")
+    public WelcomeController welcome() {
+        WelcomeController welcome = new WelcomeController();
+        return welcome;
+    }
+
+}

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

@@ -0,0 +1,60 @@
+package com.baeldung.config;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+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.WelcomeController;
+import com.baeldung.controller.WelcomeTwoController;
+
+@Configuration
+public class WebAppConfiguration_ConfiguringPriorities {
+
+    @Bean
+    BeanNameUrlHandlerMapping beanNameUrlHandlerMapping() {
+        BeanNameUrlHandlerMapping beanNameUrlHandlerMapping = new BeanNameUrlHandlerMapping();
+        beanNameUrlHandlerMapping.setOrder(2);
+        return beanNameUrlHandlerMapping;
+    }
+
+    @Bean("/welcome")
+    public WelcomeBaeldungController welcomeBaeldungController() {
+        WelcomeBaeldungController welcomeBaeldungController = new WelcomeBaeldungController();
+        return welcomeBaeldungController;
+    }
+
+    @Bean
+    public SimpleUrlHandlerMapping simpleUrlHandlerMapping() {
+        SimpleUrlHandlerMapping simpleUrlHandlerMapping = new SimpleUrlHandlerMapping();
+        Map<String, Object> urlMap = new HashMap<>();
+        urlMap.put("/welcome", welcome());
+        simpleUrlHandlerMapping.setUrlMap(urlMap);
+        simpleUrlHandlerMapping.setOrder(0);
+        return simpleUrlHandlerMapping;
+    }
+
+    @Bean
+    public WelcomeTwoController welcome() {
+        WelcomeTwoController bean = new WelcomeTwoController();
+        return bean;
+    }
+
+    @Bean
+    public ControllerClassNameHandlerMapping controllerClassNameHandlerMapping() {
+        ControllerClassNameHandlerMapping controllerClassNameHandlerMapping = new ControllerClassNameHandlerMapping();
+        controllerClassNameHandlerMapping.setOrder(1);
+        return controllerClassNameHandlerMapping;
+    }
+
+    @Bean
+    public WelcomeController welcomeController() {
+        WelcomeController bean = new WelcomeController();
+        return bean;
+    }
+}

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

@@ -1,4 +1,4 @@
-package com.baeldung;
+package com.baeldung.config;
 
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -6,6 +6,8 @@ import org.springframework.web.servlet.ViewResolver;
 import org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping;
 import org.springframework.web.servlet.view.InternalResourceViewResolver;
 
+import com.baeldung.controller.WelcomeController;
+
 @Configuration
 public class WebAppConfiguration_ControllerClassNameHandlerMapping {
 
@@ -29,10 +31,4 @@ public class WebAppConfiguration_ControllerClassNameHandlerMapping {
         return welcome;
     }
 
-	@Bean
-	public ExampleTwoController exampleTwo() {
-		ExampleTwoController exampleTwo = new ExampleTwoController();
-		return exampleTwo;
-	}
-
 }

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

@@ -1,4 +1,4 @@
-package com.baeldung;
+package com.baeldung.config;
 
 import java.util.HashMap;
 import java.util.Map;
@@ -9,6 +9,9 @@ import org.springframework.web.servlet.ViewResolver;
 import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
 import org.springframework.web.servlet.view.InternalResourceViewResolver;
 
+import com.baeldung.controller.WelcomeController;
+
+
 @Configuration
 public class WebAppConfiguration_SimpleUrlHandlerMapping {
 
@@ -25,7 +28,6 @@ public class WebAppConfiguration_SimpleUrlHandlerMapping {
         SimpleUrlHandlerMapping simpleUrlHandlerMapping = new SimpleUrlHandlerMapping();
         Map<String, Object> urlMap = new HashMap<>();
         urlMap.put("/welcome", welcome());
-		urlMap.put("/exampleTwo", exampleTwo());
         simpleUrlHandlerMapping.setUrlMap(urlMap);
         return simpleUrlHandlerMapping;
     }
@@ -36,10 +38,4 @@ public class WebAppConfiguration_SimpleUrlHandlerMapping {
         return welcome;
     }
 
-	@Bean
-	public ExampleTwoController exampleTwo() {
-		ExampleTwoController exampleTwo = new ExampleTwoController();
-		return exampleTwo;
-	}
-
 }

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

@@ -25,8 +25,6 @@
 
 	<bean name="welcome" class="com.baeldung.WelcomeController" />
 
-	<bean name="/exampleTwo" class="com.baeldung.ExampleTwoController" />
-
 
 
 

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

@@ -28,7 +28,6 @@
 	<!-- register beans -->
 	<bean class="com.baeldung.WelcomeController" />
 	
-	<bean class="com.baeldung.ExampleTwoController" />
 
 
 

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

@@ -0,0 +1,45 @@
+<beans xmlns="http://www.springframework.org/schema/beans"
+	xmlns:context="http://www.springframework.org/schema/context"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mvc="http://www.springframework.org/schema/mvc"
+	xmlns:cache="http://www.springframework.org/schema/cache"
+	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
+        http://www.springframework.org/schema/mvc 
+        http://www.springframework.org/schema/mvc/spring-mvc.xsd
+        http://www.springframework.org/schema/cache
+		http://www.springframework.org/schema/cache/spring-cache.xsd">
+
+
+	<bean
+		class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping">
+		<property name="order" value="2" />
+	</bean>
+	<bean name="/welcome" class="com.baeldung.WelcomeController" />
+	
+
+	<bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
+		<property name="mappings">
+			<value>
+				/welcome=welcome
+				/*/welcome=welcome
+			</value>
+		</property>
+		<property name="order" value="0" />
+	</bean>
+	<bean id="welcome" class="com.baeldung.WelcomeTwoController" />
+
+
+	<bean
+		class="org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping">
+		<property name="order" value="1" />
+	</bean>
+	<bean class="com.baeldung.WelcomeController" />
+
+
+
+
+
+</beans>

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

@@ -5,6 +5,7 @@
 	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   
                   http://www.springframework.org/schema/mvc    
@@ -13,6 +14,7 @@
                   http://www.springframework.org/schema/cache/spring-cache.xsd">
 
 
+
 	<bean
 		class="org.springframework.web.servlet.view.InternalResourceViewResolver">
 		<property name="prefix" value="/" />
@@ -23,16 +25,14 @@
 	<bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
 		<property name="mappings">
 			<value>
-				/test=firstController
+				/test=welcome
-				/*/test=firstController
+				/*/test=welcome
-				/exampleTwo=exampleTwoController
 			</value>
 		</property>
 	</bean>
 
 	<bean id="welcome" class="com.baeldung.WelcomeController" />
 
-	<bean id="exampleTwo" class="com.baeldung.ExampleTwoController" />
 
 
 </beans>