Kotlin examples update (#5)

* Update kotlin-function-callback

Leverage Spring AI 1.0.0-M5 new Kotlin reflection
capabilities.

* Fix rag-with-kotlin

Leverage Spring AI 1.0.0-M5 new Kotlin reflection
capabilities.

kotlin/kotlin-function-callback/src/main/kotlin/com/example/kotlin_function_callback/KotlinFunctionCallbackApplication.kt

@@ -12,13 +12,6 @@ import org.springframework.context.annotation.Description
 @SpringBootApplication
 class KotlinFunctionCallbackApplication {
 
-	companion object {
-		@JvmStatic
-		fun main(args: Array<String>) {
-			runApplication<KotlinFunctionCallbackApplication>(*args)
-		}
-	}
-
 	@Bean
 	fun init(chatClientBuilder: ChatClient.Builder) = CommandLineRunner {
 		try {
@@ -38,6 +31,7 @@ class KotlinFunctionCallbackApplication {
 
 @Configuration
 class Config {
+
 	@Bean
 	fun weatherFunctionInfo(currentWeather: (WeatherRequest) -> WeatherResponse): FunctionCallback {
 		return FunctionCallback.builder()
@@ -55,3 +49,7 @@ class Config {
 		MockKotlinWeatherService().invoke(request)
 	}
 }
+
+fun main(args: Array<String>) {
+	runApplication<KotlinFunctionCallbackApplication>(*args)
+}

kotlin/kotlin-function-callback/src/main/kotlin/com/example/kotlin_function_callback/MockKotlinWeatherService.kt

@@ -45,21 +45,17 @@ enum class Unit(val unitName: String) {
 @JsonInclude(Include.NON_NULL)
 @JsonClassDescription("Weather API request")
 data class WeatherRequest(
-    @get:JsonProperty(required = true, value = "location")
     @get:JsonPropertyDescription("The city and state e.g. San Francisco, CA")
-    val location: String = "",
+    val location: String,
 
-    @get:JsonProperty(required = true, value = "lat")
     @get:JsonPropertyDescription("The city latitude")
-    val lat: Double = 0.0,
+    val lat: Double,
 
-    @get:JsonProperty(required = true, value = "lon")
     @get:JsonPropertyDescription("The city longitude")
-    val lon: Double = 0.0,
+    val lon: Double,
 
-    @get:JsonProperty(required = true, value = "unit")
     @get:JsonPropertyDescription("Temperature unit")
-    val unit: Unit = Unit.C
+    val unit: Unit
 )
 
 

kotlin/rag-with-kotlin/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.4.0-SNAPSHOT</version>
+		<version>3.3.5</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>
@@ -133,15 +133,33 @@
 			</plugin>
 		</plugins>
 	</build>
- 	<repositories>
+	<repositories>
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
 			<url>https://repo.spring.io/snapshot</url>
+			<releases>
+				<enabled>false</enabled>
+			</releases>
+		</repository>
+		<repository>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
-				<enabled>true</enabled>
+				<enabled>false</enabled>
 			</snapshots>
 		</repository>
 	</repositories>
+	<pluginRepositories>
+		<pluginRepository>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+			<releases>
+				<enabled>false</enabled>
+			</releases>
+		</pluginRepository>
+	</pluginRepositories>
 
 </project>

kotlin/rag-with-kotlin/src/main/kotlin/com/example/rag_with_kotlin/RagWithKotlinApplication.kt

@@ -2,6 +2,7 @@ package com.example.rag_with_kotlin
 
 import org.springframework.ai.chat.client.ChatClient
 import org.springframework.ai.chat.client.advisor.QuestionAnswerAdvisor
+import org.springframework.ai.chat.client.entity
 import org.springframework.ai.document.Document
 import org.springframework.ai.vectorstore.VectorStore
 import org.springframework.boot.autoconfigure.SpringBootApplication
@@ -49,13 +50,12 @@ fun main(args: Array<String>) {
             }
             bean {
                 val cc = ref<ChatClient>()
-                val dogAdoptionSuggestion = cc
+                cc
                     .prompt(" do you have any neurotic dogs? ")
                     .call()
-                    .entity<DogAdoptionSuggestion>()
+                    .entity<DogAdoptionSuggestion>().also {
-                println(dogAdoptionSuggestion)
+                        print(it)
-
+                    }
-
             }
         }
         addInitializers(context)

kotlin/rag-with-kotlin/src/main/resources/data.sql

@@ -1,5 +1,5 @@
 delete from dog;
-delete from vector_store ;
+
 INSERT INTO dog (id, name, description, dob, owner, gender, image) VALUES
     (97, 'Rocky', 'A brown Chihuahua known for being protective.', '2019-01-28', NULL, 'm', 'https://raw.githubusercontent.com/joshlong-attic/dog-images/main/chihuahua-1.png');