Need to enhance DecodeableRpcResult error message (#3995)

beiwei30 · chickenlj · commit 09d8a6ea6ed5 · 2019-05-10T12:59:57.000+08:00
Fixes #3994
diff --git a/dubbo-rpc/dubbo-rpc-dubbo/src/main/java/org/apache/dubbo/rpc/protocol/dubbo/DecodeableRpcResult.java b/dubbo-rpc/dubbo-rpc-dubbo/src/main/java/org/apache/dubbo/rpc/protocol/dubbo/DecodeableRpcResult.java
@@ -97,7 +97,7 @@ public Object decode(Channel channel, InputStream input) throws IOException {
                 handleAttachment(in);
                 break;
             default:
-                throw new IOException("Unknown result flag, expect '0' '1' '2', get " + flag);
+                throw new IOException("Unknown result flag, expect '0' '1' '2' '3' '4' '5', but received: " + flag);
         }
         if (in instanceof Cleanable) {
             ((Cleanable) in).cleanup();

Original file line number	Diff line number	Diff line change
`@@ -97,7 +97,7 @@ public Object decode(Channel channel, InputStream input) throws IOException {`
`97`	`97`	`handleAttachment(in);`
`98`	`98`	`break;`
`99`	`99`	`default:`
`100`		`- throw new IOException("Unknown result flag, expect '0' '1' '2', get " + flag);`
	`100`	`+ throw new IOException("Unknown result flag, expect '0' '1' '2' '3' '4' '5', but received: " + flag);`
`101`	`101`	`}`
`102`	`102`	`if (in instanceof Cleanable) {`
`103`	`103`	`((Cleanable) in).cleanup();`