build openapi endpoint

Ui/build.gradle

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+/*
+ * This file was generated by the Gradle 'init' task.
+ *
+ */
+
+plugins {
+    // Apply the application plugin to add support for building a CLI application in Java.
+    id 'java'
+    id 'application'
+}
+
+// Apply a specific Java toolchain to ease working on different environments.
+java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(25)
+    }
+
+    sourceCompatibility = JavaVersion.toVersion("25")
+    targetCompatibility = JavaVersion.toVersion("25")
+}
+
+application {
+    // Define the main class for the application.
+    mainClass = 'edu.inventorym.Ui'
+}
+
+repositories {
+    // Use Maven Central for resolving dependencies.
+    mavenCentral()
+}
+
+dependencies {
+    implementation 'io.netty:netty-common:4.2.8.Final'
+    implementation 'org.springframework.boot:spring-boot-starter-webflux:4.0.0'
+    implementation 'org.springdoc:springdoc-openapi-starter-webflux-api:3.0.0'
+    implementation 'org.springdoc:springdoc-openapi-starter-webflux-ui:3.0.0'
+    implementation 'jakarta.json.bind:jakarta.json.bind-api:3.0.1'    
+    implementation project(':Model')
+}
+

Ui/src/main/java/edu/inventorym/Application.java

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+/**
+ * license: GPLv3
+ edu.inventorym
+*/
+package edu.inventorym;
+
+import org.springframework.boot.WebApplicationType;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.reactor.netty.NettyReactiveWebServerFactory;
+import org.springframework.context.annotation.Bean;
+import org.springframework.web.reactive.config.EnableWebFlux;
+
+import io.swagger.v3.oas.annotations.OpenAPIDefinition;
+import io.swagger.v3.oas.annotations.info.Info;
+
+@EnableWebFlux
+@SpringBootApplication
+@OpenAPIDefinition(info = @Info(title = "Model API", version = "3.0.0", description = "Documentation Model API v1.0"))
+public class Application {
+
+	public static void main(String[] args) {
+		new SpringApplicationBuilder()
+				.profiles("dev")
+				.web(WebApplicationType.REACTIVE)
+				.sources(Application.class, Controller.class)
+				.run(args);
+	}
+
+	@Bean
+	public NettyReactiveWebServerFactory nettyServerFactory() {
+		NettyReactiveWebServerFactory factory = new NettyReactiveWebServerFactory();
+		return factory;
+	}
+
+}

Ui/src/main/java/edu/inventorym/Controller.java

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+package edu.inventorym;
+
+import org.springframework.http.MediaType;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+import reactor.core.publisher.Flux;
+
+import java.time.Duration;
+import java.time.LocalDateTime;
+import java.util.List;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/events")
+public class Controller {
+
+    @Operation(summary = "Get all events", description = "Returns a list of all events.")
+    @ApiResponse(responseCode = "200", description = "Events found")
+    @GetMapping
+    public List<String> getAllEvents() {
+        return List.of("Event 1", "Event 2");
+    }
+
+    @GetMapping(value = "/event-details", produces = MediaType.TEXT_EVENT_STREAM_VALUE)
+    public Flux<String> streamDetails() {
+        // Flux.interval emits a Long every 1 second
+        return Flux.interval(Duration.ofSeconds(1))
+                .map(sequence -> "Current Stock Price at " + LocalDateTime.now());
+    }
+
+}
+
+
+

Ui/src/resources/application.properties

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+spring.profiles.active=dev
+
+springdoc.packages-to-scan=edu.inventorym,
+
+springdoc.swagger-ui.path=/api-docs
+springdoc.api-docs.path=/v3/api-docs.json
+springdoc.version=3.0.0