Make most of Builders final

This is a low hanging fruit change to make most of the Builders we have
final, according to our recent design choice. A handful of Builders
are left non-final because they we involved in a class hierarchy already.

Signed-off-by: Eric Bottard <[email protected]>

Author: ericbottard

advisors/spring-ai-advisors-vector-store/src/main/java/org/springframework/ai/chat/client/advisor/vectorstore/VectorStoreChatMemoryAdvisor.java

@@ -209,7 +209,7 @@ else if (message instanceof AssistantMessage assistantMessage) {
 	/**
 	 * Builder for VectorStoreChatMemoryAdvisor.
 	 */
-	public static class Builder {
+	public static final class Builder {
 
 		private PromptTemplate systemPromptTemplate = DEFAULT_SYSTEM_PROMPT_TEMPLATE;
 

mcp/common/src/main/java/org/springframework/ai/mcp/AsyncMcpToolCallback.java

@@ -160,7 +160,7 @@ public static Builder builder() {
 	/**
 	 * Builder for constructing AsyncMcpToolCallback instances.
 	 */
-	public static class Builder {
+	public static final class Builder {
 
 		private McpAsyncClient mcpClient;
 

mcp/common/src/main/java/org/springframework/ai/mcp/SyncMcpToolCallback.java

@@ -160,7 +160,7 @@ public static Builder builder() {
 	/**
 	 * Builder for {@code SyncMcpToolCallback} instances.
 	 */
-	public static class Builder {
+	public static final class Builder {
 
 		private McpSyncClient mcpClient;
 

mcp/common/src/main/java/org/springframework/ai/mcp/SyncMcpToolCallbackProvider.java

@@ -179,7 +179,7 @@ public static Builder builder() {
 	/**
 	 * Builder for {@code SyncMcpToolCallbackProvider}.
 	 */
-	public static class Builder {
+	public static final class Builder {
 
 		private List<McpSyncClient> mcpClients = new ArrayList<>();
 

models/spring-ai-anthropic/src/main/java/org/springframework/ai/anthropic/AnthropicChatOptions.java

@@ -307,7 +307,7 @@ public int hashCode() {
 				this.toolContext, this.httpHeaders, this.cacheOptions);
 	}
 
-	public static class Builder {
+	public static final class Builder {
 
 		private final AnthropicChatOptions options = new AnthropicChatOptions();
 

models/spring-ai-anthropic/src/main/java/org/springframework/ai/anthropic/api/AnthropicApi.java

@@ -1542,7 +1542,7 @@ public record PingEvent(
 	}
 	// @formatter:on
 
-	public static class Builder {
+	public static final class Builder {
 
 		private String baseUrl = DEFAULT_BASE_URL;
 

models/spring-ai-anthropic/src/main/java/org/springframework/ai/anthropic/api/AnthropicCacheOptions.java

@@ -112,7 +112,7 @@ public String toString() {
 				+ ", messageTypeMinContentLengths=" + this.messageTypeMinContentLengths + '}';
 	}
 
-	public static class Builder {
+	public static final class Builder {
 
 		private final AnthropicCacheOptions options = new AnthropicCacheOptions();
 

models/spring-ai-azure-openai/src/main/java/org/springframework/ai/azure/openai/AzureOpenAiAudioTranscriptionOptions.java

@@ -255,7 +255,7 @@ public AudioTranscriptionTimestampGranularity getValue() {
 
 	}
 
-	public static class Builder {
+	public static final class Builder {
 
 		protected AzureOpenAiAudioTranscriptionOptions options;
 

models/spring-ai-azure-openai/src/main/java/org/springframework/ai/azure/openai/AzureOpenAiChatOptions.java

@@ -573,7 +573,7 @@ public int hashCode() {
 				this.temperature, this.topP);
 	}
 
-	public static class Builder {
+	public static final class Builder {
 
 		protected AzureOpenAiChatOptions options;
 

models/spring-ai-azure-openai/src/main/java/org/springframework/ai/azure/openai/AzureOpenAiEmbeddingOptions.java

@@ -116,7 +116,7 @@ public com.azure.ai.openai.models.EmbeddingsOptions toAzureOptions(List<String>
 		return azureOptions;
 	}
 
-	public static class Builder {
+	public static final class Builder {
 
 		private final AzureOpenAiEmbeddingOptions options = new AzureOpenAiEmbeddingOptions();