move custom port code, upgrade to boot 2 (#4126)

spring-rest/src/main/java/com/baeldung/custom/CustomApplication.java

@@ -0,0 +1,17 @@
+package com.baeldung.custom;
+
+import java.util.Collections;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CustomApplication {
+
+    public static void main(String[] args) {
+        SpringApplication app = new SpringApplication(CustomApplication.class);
+        app.setDefaultProperties(Collections.singletonMap("server.port", "8083"));
+        app.run(args);
+    }
+
+}

spring-rest/src/main/java/com/baeldung/custom/ServerPortCustomizer.java

@@ -0,0 +1,15 @@
+package com.baeldung.custom;
+
+import org.springframework.boot.web.server.ConfigurableWebServerFactory;
+import org.springframework.boot.web.server.WebServerFactoryCustomizer;
+import org.springframework.stereotype.Component;
+
+//@Component
+public class ServerPortCustomizer implements WebServerFactoryCustomizer<ConfigurableWebServerFactory> {
+
+    @Override
+    public void customize(ConfigurableWebServerFactory factory) {
+        factory.setPort(8086);
+    }
+
+}

spring-rest/src/main/java/com/baeldung/web/log/app/Application.java

@@ -3,8 +3,8 @@ package com.baeldung.web.log.app;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.boot.web.support.SpringBootServletInitializer;
 import org.springframework.context.annotation.ComponentScan;
+import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
 
 @EnableAutoConfiguration
 @ComponentScan("com.baeldung.web.log")

spring-rest/src/main/java/com/baeldung/web/log/controller/TaxiFareController.java

@@ -5,11 +5,9 @@ import javax.validation.Valid;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.ResponseBody;
 
 import com.baeldung.web.log.data.RateCard;
 import com.baeldung.web.log.data.TaxiRide;

spring-rest/src/main/java/org/baeldung/config/MainApplication.java

@@ -3,11 +3,11 @@ package org.baeldung.config;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.context.annotation.ComponentScan;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @EnableAutoConfiguration
 @ComponentScan("org.baeldung")
-public class MainApplication extends WebMvcConfigurerAdapter {
+public class MainApplication implements WebMvcConfigurer {
 
     public static void main(final String[] args) {
         SpringApplication.run(MainApplication.class, args);

spring-rest/src/main/java/org/baeldung/config/WebConfig.java

@@ -3,7 +3,7 @@ package org.baeldung.config;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /*
  * Please note that main web configuration is in src/main/webapp/WEB-INF/api-servlet.xml
@@ -11,7 +11,7 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
 @Configuration
 @EnableWebMvc
 @ComponentScan({ "org.baeldung.web" })
-public class WebConfig extends WebMvcConfigurerAdapter {
+public class WebConfig implements WebMvcConfigurer {
 
     public WebConfig() {
         super();

spring-rest/src/main/resources/application.properties

@@ -1,2 +1,2 @@
 server.port= 8082
-server.context-path=/spring-rest
+server.servlet.context-path=/spring-rest