v0.0.3

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);
+			}
+		}
+	}
 }