Rename ToolRegistration to ToolSpecification (#2859)

Signed-off-by: jitokim <pigberger70@gmail.com>

auto-configurations/mcp/spring-ai-autoconfigure-mcp-server/src/test/java/org/springframework/ai/mcp/server/autoconfigure/McpServerAutoConfigurationIT.java

@@ -157,7 +157,7 @@ public class McpServerAutoConfigurationIT {
 	}
 
 	@Test
-	void toolRegistrationConfiguration() {
+	void toolSpecificationConfiguration() {
 		this.contextRunner.withUserConfiguration(TestToolConfiguration.class).run(context -> {
 			List<SyncToolSpecification> tools = context.getBean("syncTools", List.class);
 			assertThat(tools).hasSize(1);
@@ -165,7 +165,7 @@ public class McpServerAutoConfigurationIT {
 	}
 
 	@Test
-	void resourceRegistrationConfiguration() {
+	void resourceSpecificationConfiguration() {
 		this.contextRunner.withUserConfiguration(TestResourceConfiguration.class).run(context -> {
 			McpSyncServer server = context.getBean(McpSyncServer.class);
 			assertThat(server).isNotNull();
@@ -173,7 +173,7 @@ public class McpServerAutoConfigurationIT {
 	}
 
 	@Test
-	void promptRegistrationConfiguration() {
+	void promptSpecificationConfiguration() {
 		this.contextRunner.withUserConfiguration(TestPromptConfiguration.class).run(context -> {
 			McpSyncServer server = context.getBean(McpSyncServer.class);
 			assertThat(server).isNotNull();
@@ -181,7 +181,7 @@ public class McpServerAutoConfigurationIT {
 	}
 
 	@Test
-	void asyncToolRegistrationConfiguration() {
+	void asyncToolSpecificationConfiguration() {
 		this.contextRunner.withPropertyValues("spring.ai.mcp.server.type=ASYNC")
 			.withUserConfiguration(TestToolConfiguration.class)
 			.run(context -> {

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

@@ -96,7 +96,7 @@ public final class McpToolUtils {
 	 * Converts a list of Spring AI tool callbacks to MCP synchronous tool specificaiton.
 	 * <p>
 	 * This method processes multiple tool callbacks in bulk, converting each one to its
-	 * corresponding MCP tool registration while maintaining synchronous execution
+	 * corresponding MCP tool specification while maintaining synchronous execution
 	 * semantics.
 	 * @param toolCallbacks the list of tool callbacks to convert
 	 * @return a list of MCP synchronous tool specificaiton
@@ -161,7 +161,7 @@ public final class McpToolUtils {
 	 * </ul>
 	 * @param toolCallback the Spring AI function callback to convert
 	 * @param mimeType the MIME type of the output content
-	 * @return an MCP SyncToolRegistration that wraps the function callback
+	 * @return an MCP SyncToolSpecification that wraps the function callback
 	 * @throws RuntimeException if there's an error during the function execution
 	 */
 	public static McpServerFeatures.SyncToolSpecification toSyncToolSpecification(ToolCallback toolCallback,
@@ -204,7 +204,7 @@ public final class McpToolUtils {
 	 * Converts a list of Spring AI tool callbacks to MCP asynchronous tool specificaiton.
 	 * <p>
 	 * This method processes multiple tool callbacks in bulk, converting each one to its
-	 * corresponding MCP tool registration while adding asynchronous execution
+	 * corresponding MCP tool specification while adding asynchronous execution
 	 * capabilities. The resulting specifications will execute their tools on a bounded
 	 * elastic scheduler.
 	 * @param toolCallbacks the list of tool callbacks to convert
@@ -231,26 +231,26 @@ public final class McpToolUtils {
 	}
 
 	/**
-	 * Converts a Spring AI tool callback to an MCP asynchronous tool registration.
+	 * Converts a Spring AI tool callback to an MCP asynchronous tool specification.
 	 * <p>
 	 * This method enables Spring AI tools to be exposed as asynchronous MCP tools that
 	 * can be discovered and invoked by language models. The conversion process:
 	 * <ul>
-	 * <li>First converts the callback to a synchronous registration</li>
+	 * <li>First converts the callback to a synchronous specification</li>
 	 * <li>Wraps the synchronous execution in a reactive Mono</li>
 	 * <li>Configures execution on a bounded elastic scheduler for non-blocking
 	 * operation</li>
 	 * </ul>
 	 * <p>
-	 * The resulting async registration will:
+	 * The resulting async specification will:
 	 * <ul>
 	 * <li>Execute the tool without blocking the calling thread</li>
 	 * <li>Handle errors and results asynchronously</li>
 	 * <li>Provide backpressure through Project Reactor</li>
 	 * </ul>
 	 * @param toolCallback the Spring AI tool callback to convert
-	 * @return an MCP asynchronous tool registration that wraps the tool callback
-	 * @see McpServerFeatures.AsyncToolRegistration
+	 * @return an MCP asynchronous tool specification that wraps the tool callback
+	 * @see McpServerFeatures.AsyncToolSpecification
 	 * @see Mono
 	 * @see Schedulers#boundedElastic()
 	 */