diff --git a/pom.xml b/pom.xml
index d25c317..da7f5f9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,10 +13,11 @@
 
 	<groupId>com.imyeyu.spring</groupId>
 	<artifactId>timi-spring</artifactId>
-	<version>0.0.2</version>
+	<version>0.0.3</version>
 	<packaging>jar</packaging>
 
 	<properties>
+		<java.version>21</java.version>
 		<springboot.version>3.4.0</springboot.version>
 		<maven.compiler.source>21</maven.compiler.source>
 		<maven.compiler.target>21</maven.compiler.target>
diff --git a/src/main/java/com/imyeyu/spring/TimiSpring.java b/src/main/java/com/imyeyu/spring/TimiSpring.java
index d170fe3..affff29 100644
--- a/src/main/java/com/imyeyu/spring/TimiSpring.java
+++ b/src/main/java/com/imyeyu/spring/TimiSpring.java
@@ -14,9 +14,12 @@ import jakarta.servlet.http.HttpServletResponse;
 import jakarta.servlet.http.HttpSession;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.BeanWrapper;
+import org.springframework.beans.BeanWrapperImpl;
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
 
+import java.beans.PropertyDescriptor;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.nio.charset.StandardCharsets;
@@ -491,4 +494,17 @@ public class TimiSpring {
 		}
 		return new RequestRange(start, end);
 	}
+
+	public static void copyPropertiesNotNull(Object source, Object target) {
+		BeanWrapper srcBean = new BeanWrapperImpl(source);
+		BeanWrapper targetBean = new BeanWrapperImpl(target);
+
+		for (PropertyDescriptor pd : srcBean.getPropertyDescriptors()) {
+			String propertyName = pd.getName();
+			Object srcValue = srcBean.getPropertyValue(propertyName);
+			if (srcValue != null && targetBean.isWritableProperty(propertyName)) {
+				targetBean.setPropertyValue(propertyName, srcValue);
+			}
+		}
+	}
 }
diff --git a/src/main/java/com/imyeyu/spring/annotation/RequestSingleParam.java b/src/main/java/com/imyeyu/spring/annotation/RequestSingleParam.java
index cc449b2..86364cb 100644
--- a/src/main/java/com/imyeyu/spring/annotation/RequestSingleParam.java
+++ b/src/main/java/com/imyeyu/spring/annotation/RequestSingleParam.java
@@ -11,10 +11,12 @@ import java.lang.annotation.Target;
  *
  * @author 夜雨
  * @version 2023-08-09 10:36
+ * @deprecated 0.0.3 过时，0.0.5 移除，单参数建议 url 传参
  */
 @Target(ElementType.PARAMETER)
 @Retention(RetentionPolicy.RUNTIME)
 @Documented
+@Deprecated
 public @interface RequestSingleParam {
 
 }
diff --git a/src/main/java/com/imyeyu/spring/annotation/RequestSingleParamResolver.java b/src/main/java/com/imyeyu/spring/annotation/RequestSingleParamResolver.java
index 9adb719..f254298 100644
--- a/src/main/java/com/imyeyu/spring/annotation/RequestSingleParamResolver.java
+++ b/src/main/java/com/imyeyu/spring/annotation/RequestSingleParamResolver.java
@@ -20,8 +20,10 @@ import org.springframework.web.method.support.ModelAndViewContainer;
  *
  * @author 夜雨
  * @since 2025-10-13 16:29
+ * @deprecated 0.0.3 过时，0.0.5 移除，单参数建议 url 传参
  */
 @Component
+@Deprecated
 public class RequestSingleParamResolver implements HandlerMethodArgumentResolver {
 
 	/**