fix(rag): 隔离模型实例并修正缓存刷新

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/factory/EmbeddingModelFactory.java

@@ -77,13 +77,22 @@ public class EmbeddingModelFactory {
 
     /**
      * 刷新模型缓存
-     * 根据给定的嵌入模型ID从缓存中移除对应的模型
+     * 根据给定的嵌入模型ID解析模型名称后，从缓存中移除对应的模型
      *
      * @param embeddingModelId 嵌入模型的唯一标识ID
      */
     public void refreshModel(Long embeddingModelId) {
-        // 从模型缓存中移除指定ID的模型
-        modelCache.remove(embeddingModelId);
+        ChatModelVo modelConfig = chatModelService.queryById(embeddingModelId);
+        if (modelConfig != null) {
+            modelCache.remove(modelConfig.getModelName());
+        }
+    }
+
+    /**
+     * 按模型名称刷新缓存
+     */
+    public void refreshModelByName(String embeddingModelName) {
+        modelCache.remove(embeddingModelName);
     }
 
     /**

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/factory/RerankModelFactory.java

@@ -55,12 +55,22 @@ public class RerankModelFactory {
 
     /**
      * 刷新模型缓存
-     * 根据给定的模型ID从缓存中移除对应的模型
+     * 根据给定的模型ID解析模型名称后，从缓存中移除对应的模型
      *
      * @param modelId 模型的唯一标识ID
      */
     public void refreshModel(Long modelId) {
-        modelCache.remove(modelId);
+        ChatModelVo modelConfig = chatModelService.queryById(modelId);
+        if (modelConfig != null) {
+            modelCache.remove(modelConfig.getModelName());
+        }
+    }
+
+    /**
+     * 按模型名称刷新缓存
+     */
+    public void refreshModelByName(String modelName) {
+        modelCache.remove(modelName);
     }
 
     /**

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/AliBaiLianBaseEmbedProvider.java

@@ -19,6 +19,7 @@ import java.util.Set;
  * @Description: 阿里百炼基础嵌入模型（兼容openai）
  */
 @Component("alibailian")
+@org.springframework.context.annotation.Scope("prototype")
 public class AliBaiLianBaseEmbedProvider extends OpenAiEmbeddingProvider {
 
     private ChatModelVo chatModelVo;

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/AliBaiLianMultiEmbeddingProvider.java

@@ -24,6 +24,7 @@ import java.util.concurrent.TimeUnit;
  * 实现了MultiModalEmbedModelService接口，提供文本、图像和视频的嵌入向量生成服务
  */
 @Component("bailianMultiModel")
+@org.springframework.context.annotation.Scope("prototype")
 @Slf4j
 public class AliBaiLianMultiEmbeddingProvider implements MultiModalEmbedModelService {
     private final OkHttpClient okHttpClient;

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/MinimaxEmbeddingProvider.java

@@ -12,6 +12,7 @@ import org.springframework.stereotype.Component;
  * @date 2026/3/21
  */
 @Component("minimax")
+@org.springframework.context.annotation.Scope("prototype")
 public class MinimaxEmbeddingProvider extends OpenAiEmbeddingProvider {
 
 }

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/OllamaEmbeddingProvider.java

@@ -19,6 +19,7 @@ import java.util.Set;
  * @Description: Ollama嵌入模型
  */
 @Component("ollama")
+@org.springframework.context.annotation.Scope("prototype")
 public class OllamaEmbeddingProvider implements BaseEmbedModelService {
     private ChatModelVo chatModelVo;
 

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/OpenAiEmbeddingProvider.java

@@ -19,6 +19,7 @@ import java.util.Set;
  * @Description: OpenAi嵌入模型
  */
 @Component("openai")
+@org.springframework.context.annotation.Scope("prototype")
 public class OpenAiEmbeddingProvider implements BaseEmbedModelService {
     protected ChatModelVo chatModelVo;
 

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/SiliconFlowEmbeddingProvider.java

@@ -9,6 +9,7 @@ import org.springframework.stereotype.Component;
  * @Description: 硅基流动（兼容 OpenAi）
  */
 @Component("siliconflow")
+@org.springframework.context.annotation.Scope("prototype")
 public class SiliconFlowEmbeddingProvider extends OpenAiEmbeddingProvider {
 
 }

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/embed/impl/ZhipuAiEmbeddingProvider.java

@@ -21,6 +21,7 @@ import java.util.Set;
  * @Description: 智谱AI嵌入模型
  */
 @Component("zhipu")
+@org.springframework.context.annotation.Scope("prototype")
 public class ZhipuAiEmbeddingProvider implements BaseEmbedModelService {
     protected ChatModelVo chatModelVo;
 

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/rerank/impl/AliBaiLianRerankModelService.java

@@ -23,6 +23,7 @@ import java.util.concurrent.TimeUnit;
  */
 @Slf4j
 @Component("qianwenRerank")
+@org.springframework.context.annotation.Scope("prototype")
 public class AliBaiLianRerankModelService implements RerankModelService {
 
     private final OkHttpClient okHttpClient;

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/rerank/impl/SiliconFlowRerankModelService.java

@@ -25,6 +25,7 @@ import java.util.concurrent.TimeUnit;
  */
 @Slf4j
 @Component("siliconflowRerank")
+@org.springframework.context.annotation.Scope("prototype")
 public class SiliconFlowRerankModelService implements RerankModelService {
 
     private static final String DEFAULT_BASE_URL = "https://api.siliconflow.cn/v1/rerank";

ruoyi-modules/ruoyi-chat/src/main/java/org/ruoyi/service/rerank/impl/ZhiPuRerankModelService.java

@@ -28,6 +28,7 @@ import java.util.concurrent.TimeUnit;
  */
 @Slf4j
 @Component("zhipuRerank")
+@org.springframework.context.annotation.Scope("prototype")
 public class ZhiPuRerankModelService implements RerankModelService {
 
     private final OkHttpClient okHttpClient;