fix: Refactored chat memory implementation to use MessageWindowChatMemory

Signed-off-by: Christian Tzolov <[email protected]>

Author: tzolov

agents/reflection/src/main/java/org/springframework/ai/openai/samples/helloworld/ReflectionAgent.java

@@ -17,7 +17,7 @@
 
 import org.springframework.ai.chat.client.ChatClient;
 import org.springframework.ai.chat.client.advisor.MessageChatMemoryAdvisor;
-import org.springframework.ai.chat.memory.InMemoryChatMemory;
+import org.springframework.ai.chat.memory.MessageWindowChatMemory;
 import org.springframework.ai.chat.model.ChatModel;
 import org.springframework.stereotype.Component;
 
@@ -36,7 +36,7 @@ public ReflectionAgent(ChatModel chatModel) {
                         Your task is to Generate the best content possible for the user's request. If the user provides critique,
                         respond with a revised version of your previous attempt.
                         """)
-                .defaultAdvisors(new MessageChatMemoryAdvisor(new InMemoryChatMemory()))
+                .defaultAdvisors(new MessageChatMemoryAdvisor(MessageWindowChatMemory.builder().build()))
                 .build();
 
         this.critiqueChatClient = ChatClient.builder(chatModel)
@@ -45,7 +45,7 @@ public ReflectionAgent(ChatModel chatModel) {
                         If the user content has something wrong or something to be improved, output a list of recommendations
                         and critiques. If the user content is ok and there's nothing to change, output this: <OK>
                         """)
-                .defaultAdvisors(new MessageChatMemoryAdvisor(new InMemoryChatMemory()))
+                .defaultAdvisors(new MessageChatMemoryAdvisor(MessageWindowChatMemory.builder().build()))
                 .build();
     }
 

model-context-protocol/sqlite/chatbot/src/main/java/org/springframework/ai/mcp/samples/sqlite/Application.java

@@ -12,7 +12,7 @@
 
 import org.springframework.ai.chat.client.ChatClient;
 import org.springframework.ai.chat.client.advisor.MessageChatMemoryAdvisor;
-import org.springframework.ai.chat.memory.InMemoryChatMemory;
+import org.springframework.ai.chat.memory.MessageWindowChatMemory;
 import org.springframework.ai.mcp.SyncMcpToolCallbackProvider;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
@@ -35,7 +35,7 @@ public CommandLineRunner interactiveChat(ChatClient.Builder chatClientBuilder,
 
 			var chatClient = chatClientBuilder
 					.defaultToolCallbacks(new SyncMcpToolCallbackProvider(mcpClients))
-					.defaultAdvisors(new MessageChatMemoryAdvisor(new InMemoryChatMemory()))
+					.defaultAdvisors(new MessageChatMemoryAdvisor(MessageWindowChatMemory.builder().build()))
 					.build();
 
 			var scanner = new Scanner(System.in);

model-context-protocol/web-search/brave-chatbot/src/main/java/org/springframework/ai/mcp/samples/brave/Application.java

@@ -7,7 +7,7 @@
 
 import org.springframework.ai.chat.client.ChatClient;
 import org.springframework.ai.chat.client.advisor.MessageChatMemoryAdvisor;
-import org.springframework.ai.chat.memory.InMemoryChatMemory;
+import org.springframework.ai.chat.memory.MessageWindowChatMemory;
 import org.springframework.ai.mcp.SyncMcpToolCallbackProvider;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
@@ -29,7 +29,7 @@ public CommandLineRunner chatbot(ChatClient.Builder chatClientBuilder, List<McpS
 			var chatClient = chatClientBuilder
 					.defaultSystem("You are useful assistant and can perform web searches Brave's search API to reply to your questions.")
 					.defaultToolCallbacks(new SyncMcpToolCallbackProvider(mcpSyncClients))
-					.defaultAdvisors(new MessageChatMemoryAdvisor(new InMemoryChatMemory()))
+					.defaultAdvisors(new MessageChatMemoryAdvisor(MessageWindowChatMemory.builder().build()))
 					.build();
 
 			// Start the chat loop