Fix formatting

Author: DennisTraub

kotlin/services/bedrock-runtime/README.md

@@ -30,7 +30,6 @@ For prerequisites, see the [README](../../README.md#Prerequisites) in the `kotli
 <!--custom.prerequisites.start-->
 > ⚠ You must request access to a model before you can use it. If you try to use the model (with the API or console) before you have requested access to it, you will receive an error message. For more information, see [Model access](https://docs.aws.amazon.com/bedrock/latest/userguide/model-access.html).
 <!--custom.prerequisites.end-->
-
 ### Amazon Nova
 
 - [Converse](src/main/kotlin/com/example/bedrockruntime/models/amazon/nova/text/Converse.kt#L6)

kotlin/services/bedrock-runtime/build.gradle.kts

@@ -38,4 +38,4 @@ tasks.test {
 
 application {
     mainClass.set("com.example.bedrockruntime.InvokeModelKt")
-}
+}

kotlin/services/bedrock-runtime/src/main/kotlin/com/example/bedrockruntime/models/amazon/nova/canvas/InvokeModel.kt

@@ -65,15 +65,17 @@ suspend fun invokeModel(): ByteArray {
                     "quality": "standard"
                 }
             }
-            """.trimIndent()
+        """.trimIndent()
 
         // Send the request and process the model's response
         runCatching {
             // Send the request to the model
-            val response = client.invokeModel(InvokeModelRequest {
-                this.modelId = modelId
-                body = request.toByteArray()
-            })
+            val response = client.invokeModel(
+                InvokeModelRequest {
+                    this.modelId = modelId
+                    body = request.toByteArray()
+                },
+            )
 
             // Parse the response and extract the generated image
             val jsonResponse = response.body.toString(Charsets.UTF_8)
@@ -82,12 +84,11 @@ suspend fun invokeModel(): ByteArray {
             // Extract the generated image and return it as a byte array for better handling
             val base64Image = parsedResponse.images.first()
             return Base64.getDecoder().decode(base64Image)
-
         }.getOrElse { error ->
             System.err.println("ERROR: Can't invoke '$modelId'. Reason: ${error.message}")
             throw RuntimeException("Failed to generate image with model $modelId", error)
         }
     }
 }
 
-// snippet-end:[bedrock-runtime.kotlin.InvokeModel_AmazonNovaImageGeneration]
+// snippet-end:[bedrock-runtime.kotlin.InvokeModel_AmazonNovaImageGeneration]

kotlin/services/bedrock-runtime/src/main/kotlin/com/example/bedrockruntime/models/amazon/nova/text/Converse.kt

@@ -43,17 +43,16 @@ suspend fun converse(): String {
             this.modelId = modelId
             messages = listOf(message)
             inferenceConfig {
-                maxTokens = 500      // Maximum response length
-                temperature = 0.5F   // Lower values: more focused output
-                // topP = 0.8F       // Alternative to temperature
+                maxTokens = 500 // Maximum response length
+                temperature = 0.5F // Lower values: more focused output
+                // topP = 0.8F // Alternative to temperature
             }
         }
 
         // Send the request and process the model's response
         runCatching {
             val response = client.converse(request)
             return response.output!!.asMessage().content.first().asText()
-
         }.getOrElse { error ->
             error.message?.let { e -> System.err.println("ERROR: Can't invoke '$modelId'. Reason: $e") }
             throw RuntimeException("Failed to generate text with model $modelId", error)

kotlin/services/bedrock-runtime/src/main/kotlin/com/example/bedrockruntime/models/amazon/nova/text/ConverseStream.kt

@@ -6,7 +6,11 @@ package com.example.bedrockruntime.models.amazon.nova.text
 // snippet-start:[bedrock-runtime.kotlin.ConverseStream_AmazonNovaText]
 
 import aws.sdk.kotlin.services.bedrockruntime.BedrockRuntimeClient
-import aws.sdk.kotlin.services.bedrockruntime.model.*
+import aws.sdk.kotlin.services.bedrockruntime.model.ContentBlock
+import aws.sdk.kotlin.services.bedrockruntime.model.ConversationRole
+import aws.sdk.kotlin.services.bedrockruntime.model.ConverseStreamOutput
+import aws.sdk.kotlin.services.bedrockruntime.model.ConverseStreamRequest
+import aws.sdk.kotlin.services.bedrockruntime.model.Message
 
 /**
  * This example demonstrates how to use the Amazon Nova foundation models
@@ -44,9 +48,9 @@ suspend fun converseStream(): String {
             this.modelId = modelId
             messages = listOf(message)
             inferenceConfig {
-                maxTokens = 500      // Maximum response length
-                temperature = 0.5F   // Lower values: more focused output
-                // topP = 0.8F       // Alternative to temperature
+                maxTokens = 500 // Maximum response length
+                temperature = 0.5F // Lower values: more focused output
+                // topP = 0.8F // Alternative to temperature
             }
         }
 
@@ -76,4 +80,4 @@ suspend fun converseStream(): String {
     return completeResponseBuffer.toString()
 }
 
-// snippet-end:[bedrock-runtime.kotlin.ConverseStream_AmazonNovaText]
+// snippet-end:[bedrock-runtime.kotlin.ConverseStream_AmazonNovaText]

kotlin/services/bedrock-runtime/src/main/kotlin/com/example/bedrockruntime/models/amazon/titan/text/InvokeModel.kt

@@ -27,11 +27,10 @@ suspend fun main() {
 private data class BedrockResponse(val results: List<Result>) {
     @Serializable
     data class Result(
-        val outputText: String
+        val outputText: String,
     )
 }
 
-
 // Initialize JSON parser with relaxed configuration
 private val json = Json { ignoreUnknownKeys = true }
 
@@ -55,15 +54,17 @@ suspend fun invokeModel(): String {
                     "temperature": 0.5
                 }
             }
-            """.trimIndent()
+        """.trimIndent()
 
         // Send the request and process the model's response
         runCatching {
             // Send the request to the model
-            val response = client.invokeModel(InvokeModelRequest {
-                this.modelId = modelId
-                body = request.toByteArray()
-            })
+            val response = client.invokeModel(
+                InvokeModelRequest {
+                    this.modelId = modelId
+                    body = request.toByteArray()
+                },
+            )
 
             // Convert the response bytes to a JSON string
             val jsonResponse = response.body.toString(Charsets.UTF_8)
@@ -73,7 +74,6 @@ suspend fun invokeModel(): String {
 
             // Extract and return the generated text
             return parsedResponse.results.firstOrNull()!!.outputText
-
         }.getOrElse { error ->
             error.message?.let { msg ->
                 System.err.println("ERROR: Can't invoke '$modelId'. Reason: $msg")

kotlin/services/bedrock-runtime/src/test/kotlin/models/AbstractModelTest.kt

@@ -81,6 +81,6 @@ abstract class AbstractModelTest {
      */
     data class ModelTest(
         val name: String,
-        val function: suspend () -> Any
+        val function: suspend () -> Any,
     )
 }

kotlin/services/bedrock-runtime/src/test/kotlin/models/TestConverse.kt

@@ -14,9 +14,7 @@ class TestConverse : AbstractModelTest() {
      * Creates test cases that validate each model's ability to generate
      * and return text responses.
      */
-    override fun modelProvider(): Stream<ModelTest> {
-        return listOf(
-            ModelTest("Amazon Nova") { com.example.bedrockruntime.models.amazon.nova.text.converse() }
-        ).stream()
-    }
-}
+    override fun modelProvider(): Stream<ModelTest> = listOf(
+        ModelTest("Amazon Nova") { com.example.bedrockruntime.models.amazon.nova.text.converse() },
+    ).stream()
+}

kotlin/services/bedrock-runtime/src/test/kotlin/models/TestConverseStream.kt

@@ -14,9 +14,7 @@ class TestConverseStream : AbstractModelTest() {
      * Creates test cases that validate each model's ability to generate
      * and return streaming text responses.
      */
-    override fun modelProvider(): Stream<ModelTest> {
-        return listOf(
-            ModelTest("Amazon Nova") { com.example.bedrockruntime.models.amazon.nova.text.converseStream() }
-        ).stream()
-    }
-}
+    override fun modelProvider(): Stream<ModelTest> = listOf(
+        ModelTest("Amazon Nova") { com.example.bedrockruntime.models.amazon.nova.text.converseStream() },
+    ).stream()
+}

kotlin/services/bedrock-runtime/src/test/kotlin/models/TestInvokeModel.kt

@@ -14,10 +14,8 @@ class TestInvokeModel : AbstractModelTest() {
      * Creates test cases that validate each model's ability to generate
      * and return text or byte[] responses.
      */
-    override fun modelProvider(): Stream<ModelTest> {
-        return listOf(
-            ModelTest("Amazon Titan Text") { com.example.bedrockruntime.models.amazon.titan.text.invokeModel() },
-            ModelTest("Amazon Nova Canvas") { com.example.bedrockruntime.models.amazon.nova.canvas.invokeModel() }
-        ).stream()
-    }
-}
+    override fun modelProvider(): Stream<ModelTest> = listOf(
+        ModelTest("Amazon Titan Text") { com.example.bedrockruntime.models.amazon.titan.text.invokeModel() },
+        ModelTest("Amazon Nova Canvas") { com.example.bedrockruntime.models.amazon.nova.canvas.invokeModel() },
+    ).stream()
+}