BAEL-3091: The Prototype Pattern in Java (changed code based on valid comments from a reader)

spring-swagger-codegen/spring-swagger-codegen-app/src/main/java/com/baeldung/petstore/app/DefaultPetService.java

@@ -0,0 +1,30 @@
+package com.baeldung.petstore.app;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import com.baeldung.petstore.client.api.PetApi;
+import com.baeldung.petstore.client.model.Pet;
+
+@Service
+public class DefaultPetService implements PetService {
+
+    @Autowired
+    private PetApi petApi;
+
+    public List<Pet> findAvailablePets() {
+        return petApi.findPetsByStatus(Arrays.asList("available"));
+    }
+
+    public List<Pet> findPendingPets() {
+        return petApi.findPetsByStatus(Arrays.asList("pending"));
+    }
+
+    public List<Pet> findSoldPets() {
+        return petApi.findPetsByStatus(Arrays.asList("sold"));
+    }
+    
+}

spring-swagger-codegen/spring-swagger-codegen-app/src/main/java/com/baeldung/petstore/app/PetController.java

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+package com.baeldung.petstore.app;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+public class PetController {
+    
+    @Autowired
+    private PetService petService;
+    
+
+    @RequestMapping("/pets")
+    @ResponseBody
+    public String listAvailablePets() {
+        StringBuilder sb = new StringBuilder("<h1>Available pets:</h1>");
+        sb.append("<ul>");
+        petService.findAvailablePets()
+          .forEach( p -> sb.append("<li>" + p.getName() + "</li>"));
+        sb.append("</ul>");
+        return sb.toString();
+    }
+    
+}

spring-swagger-codegen/spring-swagger-codegen-app/src/main/java/com/baeldung/petstore/app/PetService.java

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+package com.baeldung.petstore.app;
+
+import java.util.List;
+
+import com.baeldung.petstore.client.model.Pet;
+
+public interface PetService {
+
+    /**
+     * Find available pets
+     * @return List of available pets
+     */
+    List<Pet> findAvailablePets();
+
+    /**
+     * Find Pending pets
+     * @return List of pending pets
+     */
+    List<Pet> findPendingPets();
+    
+    /**
+     * Find sold pets
+     * @return List of sold pets
+     */
+    List<Pet> findSoldPets();
+    
+}

spring-swagger-codegen/spring-swagger-codegen-app/src/main/java/com/baeldung/petstore/app/PetStoreApplication.java

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+package com.baeldung.petstore.app;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Import;
+
+@SpringBootApplication
+@Import(PetStoreIntegrationConfig.class)
+public class PetStoreApplication {
+    
+    public static void main(String[] args) throws Exception {
+        SpringApplication.run(PetStoreApplication.class, args);
+    }
+
+}

spring-swagger-codegen/spring-swagger-codegen-app/src/main/java/com/baeldung/petstore/app/PetStoreIntegrationConfig.java

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+package com.baeldung.petstore.app;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import com.baeldung.petstore.client.api.PetApi;
+import com.baeldung.petstore.client.invoker.ApiClient;
+
+@Configuration
+public class PetStoreIntegrationConfig {
+
+    @Bean
+    public PetApi petpi() {
+        return new PetApi(apiClient());
+    }
+    
+    @Bean
+    public ApiClient apiClient() {
+        ApiClient apiClient = new ApiClient();
+        return apiClient;
+    }
+    
+}

spring-swagger-codegen/spring-swagger-codegen-app/src/main/resources/logback.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>

spring-swagger-codegen/spring-swagger-codegen-app/src/test/java/org/baeldung/SpringContextIntegrationTest.java

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+package org.baeldung;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import com.baeldung.petstore.app.PetStoreApplication;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = PetStoreApplication.class)
+public class SpringContextIntegrationTest {
+
+    @Test
+    public void whenSpringContextIsBootstrapped_thenNoExceptions() {
+    }
+}

spring-swagger-codegen/spring-swagger-codegen-app/src/test/java/org/baeldung/SpringContextTest.java

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+package org.baeldung;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import com.baeldung.petstore.app.PetStoreApplication;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = PetStoreApplication.class)
+public class SpringContextTest {
+
+    @Test
+    public void whenSpringContextIsBootstrapped_thenNoExceptions() {
+    }
+}