fix bug

dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/serialize/ProtoStuffUtils.java

@@ -62,6 +62,9 @@ public class ProtoStuffUtils {
     public static <T> T deserialize(byte[] bytes, Class<T> clazz) {
         Schema<T> schema = getSchema(clazz);
         T obj = schema.newMessage();
+        if(null==obj){
+            return null;
+        }
         ProtostuffIOUtil.mergeFrom(bytes, obj, schema);
         return obj;
     }

dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/rpc/future/RpcFuture.java

@@ -17,6 +17,7 @@
 
 package org.apache.dolphinscheduler.rpc.future;
 
+import org.apache.dolphinscheduler.rpc.common.RpcRequest;
 import org.apache.dolphinscheduler.rpc.common.RpcResponse;
 
 import java.util.concurrent.CountDownLatch;
@@ -34,6 +35,12 @@ public class RpcFuture implements Future<Object> {
 
     private RpcResponse response;
 
+    private RpcRequest request;
+
+    public RpcFuture(RpcRequest rpcRequest) {
+        this.request = rpcRequest;
+    }
+
     @Override
     public boolean cancel(boolean mayInterruptIfRunning) {
         return false;
@@ -51,13 +58,23 @@ public class RpcFuture implements Future<Object> {
 
     @Override
     public RpcResponse get() throws InterruptedException, ExecutionException {
-        latch.await(5, TimeUnit.SECONDS);
+        boolean success = latch.await(5, TimeUnit.SECONDS);
+        if (!success) {
+            throw new RuntimeException("Timeout exception. Request id: " + this.request.getRequestId()
+                    + ". Request class name: " + this.request.getClassName()
+                    + ". Request method: " + this.request.getMethodName());
+        }
         return response;
     }
 
     @Override
     public RpcResponse get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
-        latch.await(timeout, unit);
+        boolean success = latch.await(timeout, unit);
+        if (!success) {
+            throw new RuntimeException("Timeout exception. Request id: " + this.request.getRequestId()
+                    + ". Request class name: " + this.request.getClassName()
+                    + ". Request method: " + this.request.getMethodName());
+        }
         return response;
     }
 

dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/rpc/remote/NettyClient.java

@@ -18,16 +18,16 @@
 package org.apache.dolphinscheduler.rpc.remote;
 
 import org.apache.dolphinscheduler.remote.config.NettyClientConfig;
-import org.apache.dolphinscheduler.rpc.codec.NettyDecoder;
-import org.apache.dolphinscheduler.rpc.codec.NettyEncoder;
+import org.apache.dolphinscheduler.remote.utils.Constants;
+import org.apache.dolphinscheduler.remote.utils.Host;
+import org.apache.dolphinscheduler.remote.utils.NettyUtils;
 import org.apache.dolphinscheduler.rpc.client.RpcRequestCache;
 import org.apache.dolphinscheduler.rpc.client.RpcRequestTable;
+import org.apache.dolphinscheduler.rpc.codec.NettyDecoder;
+import org.apache.dolphinscheduler.rpc.codec.NettyEncoder;
 import org.apache.dolphinscheduler.rpc.common.RpcRequest;
 import org.apache.dolphinscheduler.rpc.common.RpcResponse;
 import org.apache.dolphinscheduler.rpc.future.RpcFuture;
-import org.apache.dolphinscheduler.remote.utils.Constants;
-import org.apache.dolphinscheduler.remote.utils.Host;
-import org.apache.dolphinscheduler.remote.utils.NettyUtils;
 
 import java.net.InetSocketAddress;
 import java.util.concurrent.ConcurrentHashMap;
@@ -200,7 +200,7 @@ public class NettyClient {
         rpcRequestCache.setServiceName(serviceName);
         RpcFuture future = null;
         if (!async) {
-            future = new RpcFuture();
+            future = new RpcFuture(request);
             rpcRequestCache.setRpcFuture(future);
         }
         RpcRequestTable.put(request.getRequestId(), rpcRequestCache);