feat(arkruntime): add bot n parameter

Author: luminghao-bytedance

volcengine-java-sdk-ark-runtime/src/main/java/com/volcengine/ark/runtime/model/bot/completion/chat/BotChatCompletionRequest.java

@@ -85,6 +85,7 @@ public static final class Builder extends ChatCompletionRequest.Builder {
         private ChatCompletionRequestFunctionCall functionCall;
         private Boolean logprobs;
         private Integer topLogprobs;
+        private Integer n;
 
         private Builder() {
         }
@@ -191,6 +192,11 @@ public Builder topLogprobs(Integer topLogprobs) {
             return this;
         }
 
+        public Builder n(Integer n) {
+            this.n = n;
+            return this;
+        }
+
         public BotChatCompletionRequest build() {
             BotChatCompletionRequest botChatCompletionRequest = new BotChatCompletionRequest();
             botChatCompletionRequest.setMetadata(metadata);
@@ -211,6 +217,7 @@ public BotChatCompletionRequest build() {
             botChatCompletionRequest.setFunctionCall(functionCall);
             botChatCompletionRequest.setLogprobs(logprobs);
             botChatCompletionRequest.setTopLogprobs(topLogprobs);
+            botChatCompletionRequest.setN(n);
             return botChatCompletionRequest;
         }
     }

volcengine-java-sdk-ark-runtime/test/java/com/volcengine/ark/runtime/BotChatCompletionsExample.java

@@ -75,6 +75,7 @@ public static void main(String[] args) {
         BotChatCompletionRequest streamChatCompletionRequest = BotChatCompletionRequest.builder()
                 .botId("${YOUR_BOT_ID}")
                 .messages(streamMessages)
+                .n(2) // n sample, default: 1
                 .build();
 
         service.streamBotChatCompletion(streamChatCompletionRequest)