diff --git a/dubbo-common/src/main/java/com/alibaba/dubbo/common/Constants.java b/dubbo-common/src/main/java/com/alibaba/dubbo/common/Constants.java
index d61d818154763cedadd6e26a8665924ee23f0965..2d8c6a1ed20d3944925db716524a1a6a2c44b25b 100644
--- a/dubbo-common/src/main/java/com/alibaba/dubbo/common/Constants.java
+++ b/dubbo-common/src/main/java/com/alibaba/dubbo/common/Constants.java
@@ -535,6 +535,7 @@ public class Constants {
     
     public static class Attachments {
     	public static final String IS_ASYNC_KEY = 						"attachments.async";
+    	public static final String IS_ONEWAY_KEY = 						"attachments.oneway";
     	public static final String INVOCATIONID_KEY = 					"attachments.invocation.id";
     }
 
diff --git a/dubbo-demo/dubbo-demo-consumer/src/main/java/com/alibaba/dubbo/demo/consumer/DemoAction.java b/dubbo-demo/dubbo-demo-consumer/src/main/java/com/alibaba/dubbo/demo/consumer/DemoAction.java
index 1d174aa7d26eaf991c414387b0bd303518085606..24aa87a97c6b527d4bd2b5487e0671bcf7035024 100644
--- a/dubbo-demo/dubbo-demo-consumer/src/main/java/com/alibaba/dubbo/demo/consumer/DemoAction.java
+++ b/dubbo-demo/dubbo-demo-consumer/src/main/java/com/alibaba/dubbo/demo/consumer/DemoAction.java
@@ -42,9 +42,10 @@ public class DemoAction {
 		
 		System.out.println("async call ret :" + f.get());
 		
-		RpcContext.getContext().onewayCall(new Callable<String>() {
-			public String call() throws Exception {
-				return demoService.sayHello("oneway call request");
+		RpcContext.getContext().asyncCall(new Runnable() {
+			public void run() {
+				demoService.sayHello("oneway call request");
+				demoService.sayHello("oneway call request");
 			}
 		});
 		
diff --git a/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java b/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java
index 76b87edcfbb0d3b041387cbc14cf7eb9069bf009..2db5ac46fef851b43055e7a7496c22da20f59c22 100644
--- a/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java
+++ b/dubbo-rpc/dubbo-rpc-api/src/main/java/com/alibaba/dubbo/rpc/RpcContext.java
@@ -573,11 +573,11 @@ public class RpcContext {
 	 * oneway调用，只发送请求，不接收返回结果.
 	 * @param callable
 	 */
-	public void onewayCall(Callable<?> callable) {
+	public void asyncCall(Runnable runable) {
     	try {
     		setAttachment(Constants.Attachments.IS_ONEWAY_KEY, Boolean.TRUE.toString());
-			callable.call();
-		} catch (Exception e) {
+    		runable.run();
+		} catch (Throwable e) {
 			//FIXME 异常是否应该放在future中？
 			throw new RpcException("oneway call error ." + e.getMessage(), e);
 		} finally {