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8081 numaralı bağlantı noktasında dinleyen en basit Spring Boot Rest Service nasıl oluşturulur?

Yayınlanan: 2020-08-18

8081 numaralı bağlantı noktasında dinleyen en basit Spring Boot Rest Service nasıl oluşturulur

Bu eğitimde, 8081 numaralı bağlantı noktasını dinleyen en basit Spring Boot web uygulamanızı nasıl oluşturacağınıza ilişkin adımların üzerinden geçeceğiz?

Bu eğitim, IntelliJ IDEA makalesindeki aşağıdaki 1. Spring Boot HelloWorld Uygulamasına dayanmaktadır.

Birkaç basit adımda IntelliJ IDEA'da 1. Spring Boot HelloWorld Uygulaması nasıl oluşturulur?

Lütfen yukarıdaki öğreticiyi takip ettiğinizden ve 4. ve 5. adımları değiştirdiğinizden emin olun.

Başlayalım:

Adım-1, 2 ve 3.

Lütfen yukarıdaki Spring Boot uygulama eğitimindeki 1., 2. ve 3. adımları izleyin.

4. Adım

  • Lütfen Spring Boot Web bağımlılıklarını ekleyin.
    • Bahar Ağı
    • Bahar Web Servisleri
    • Jersey
  • Sonrakine tıkla

IntelliJ IDEA Web Bağımlılıklarını Seçin

Adım 5

  • Dosyayı açın: CrunchifywebappApplication.java ve aşağıdaki kodu yazın.
  • Herhangi bir hata görürseniz lütfen paket ve dosya adını değiştirdiğinizden emin olun.

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package com . example . crunchify . crunchifywebapp ;
 
import org . springframework . boot . SpringApplication ;
import org . springframework . boot . autoconfigure . SpringBootApplication ;
import org . springframework . web . bind . annotation . GetMapping ;
import org . springframework . web . bind . annotation . RequestParam ;
import org . springframework . web . bind . annotation . RestController ;
 
/**
* @author Crunchify.com
* First Spring Hello World Web Application which listens on port 8081.
* Version: 1.0
*/
 
// SpringBootApplication: Indicates a configuration class that declares one or more @Bean methods and also triggers auto-configuration and component scanning.
// This is a convenience annotation that is equivalent to declaring @Configuration, @EnableAutoConfiguration and @ComponentScan.
 
// RestController: A convenience annotation that is itself annotated with @Controller and @ResponseBody.
// Types that carry this annotation are treated as controllers where @RequestMapping methods assume @ResponseBody semantics by default.
@ SpringBootApplication
@ RestController
public class CrunchifywebappApplication {
 
     public static void main ( String [ ] args ) {
 
         // setProperty: Sets the system property indicated by the specified key. First, if a security manager exists, its SecurityManager.checkPermission method is called with a PropertyPermission(key, "write") permission. This may result in a SecurityException being thrown.
         // If no exception is thrown, the specified property is set to the given value.
 
         System . setProperty ( "server.port" , "8081" ) ;
         System . setProperty ( "http.maxConnections" , "10" ) ;
 
         // run: Static helper that can be used to run a SpringApplication from the specified source using default settings
         SpringApplication . run ( CrunchifywebappApplication . class , args ) ;
     }
 
     @ GetMapping ( "/crunchify" )
     public String heyCrunchify ( @ RequestParam ( value = "name" , defaultValue = "there" ) String crunchify ) {
 
         return String . format ( "Hey %s! Congratulations on creating your first Spring Boot Rest Service... by https://crunchify.com" , crunchify ) ;
     }
}

Adım-6

  • Proje oluştur
  • Java dosyasına sağ tıklayın ve uygulama olarak çalıştırın

Aşağıdaki konsol çıktısını görmelisiniz.

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Java HotSpot ( TM ) 64 - Bit Server VM warning : Options - Xverify : none and - noverify were deprecated in JDK 13 and will likely be removed in a future release .
 
   .    ____            _              __ _ _
/ \ \ / ___ '_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | ' _ | '_| | ' _ \ / _ ` | \ \ \ \
\ \ /   ___ ) | | _ ) | | | | | | | ( _ | |    ) ) ) )
   '  |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot ::        (v2.3.3.RELEASE)
 
2020-08-17 13:07:33.379  INFO 71788 --- [           main] c.e.c.c.CrunchifywebappApplication       : Starting CrunchifywebappApplication on LM-AUN-11022307 with PID 71788 (/Users/appshah/crunchify/intellij/crunchifywebapp/target/classes started by arpshah in /Users/appshah/crunchify/intellij/crunchifywebapp)
2020-08-17 13:07:33.380  INFO 71788 --- [           main] c.e.c.c.CrunchifywebappApplication       : No active profile set, falling back to default profiles: default
2020-08-17 13:07:33.771  INFO 71788 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean ' org . springframework . ws . config . annotation . DelegatingWsConfiguration ' of type [org.springframework.ws.config.annotation.DelegatingWsConfiguration$EnhancerBySpringCGLIB$a474bef9] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2020-08-17 13:07:33.814  INFO 71788 --- [           main] .w.s.a.s.AnnotationActionEndpointMapping : Supporting [WS-Addressing August 2004, WS-Addressing 1.0]
2020-08-17 13:07:33.949  INFO 71788 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8081 (http)
2020-08-17 13:07:33.954  INFO 71788 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2020-08-17 13:07:33.954  INFO 71788 --- [           main] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.37]
2020-08-17 13:07:34.015  INFO 71788 --- [           main] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2020-08-17 13:07:34.016  INFO 71788 --- [           main] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 606 ms
2020-08-17 13:07:34.117  INFO 71788 --- [           main] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService ' applicationTaskExecutor '
2020-08-17 13:07:34.202  INFO 71788 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8081 (http) with context path ' '
2020 - 08 - 17 13 : 07 : 34.210    INFO 71788 --- [            main ] c . e . c . c . CrunchifywebappApplication        : Started CrunchifywebappApplication in 1.018 seconds ( JVM running for 1.418 )

İşte tüm web bağımlılıklarını içeren pom.xml dosyam:

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<? 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 https://maven.apache.org/xsd/maven-4.0.0.xsd" >
     < modelVersion > 4.0.0 < / modelVersion >
     < parent >
         < groupId > org . springframework . boot < / groupId >
         < artifactId > spring - boot - starter - parent < / artifactId >
         < version > 2.3.3.RELEASE < / version >
         < relativePath / > < ! -- lookup parent from repository -- >
     < / parent >
     < groupId > com . example . crunchify < / groupId >
     < artifactId > crunchifywebapp < / artifactId >
     < version > 0.0.1 - SNAPSHOT < / version >
     < name > crunchifywebapp < / name >
     < description > Crunchify ' s Hello World Web project for Spring Boot < / description >
 
     < properties >
         < java . version > 11 < / java . version >
     < / properties >
 
     < dependencies >
         < dependency >
             < groupId > org . springframework . boot < / groupId >
             < artifactId > spring - boot - starter - jersey < / artifactId >
         < / dependency >
         < dependency >
             < groupId > org . springframework . boot < / groupId >
             < artifactId > spring - boot - starter - web < / artifactId >
         < / dependency >
         < dependency >
             < groupId > org . springframework . boot < / groupId >
             < artifactId > spring - boot - starter - web - services < / artifactId >
         < / dependency >
 
         < dependency >
             < groupId > org . springframework . boot < / groupId >
             < artifactId > spring - boot - starter - test < / artifactId >
             < scope > test < / scope >
             < exclusions >
                 < exclusion >
                     < groupId > org . junit . vintage < / groupId >
                     < artifactId > junit - vintage - engine < / artifactId >
                 < / exclusion >
             < / exclusions >
         < / dependency >
     < / dependencies >
 
     < build >
         < plugins >
             < plugin >
                 < groupId > org . springframework . boot < / groupId >
                 < artifactId > spring - boot - maven - plugin < / artifactId >
             < / plugin >
         < / plugins >
     < / build >
 
< / project >

Testimize başlayalım:

Test-1

URL'yi ziyaret edin: http://localhost:8081/crunchify

URL parametresi olmadan bahar önyükleme testi sonucu

Test-2

URL'yi ziyaret edin: http://localhost:8081/crunchify?name=Crunchify

URL parametresi ile bahar önyükleme testi sonucu

Tebrikler. Spring Boot Web Uygulamasını en kısa sürede başarıyla oluşturdunuz.