通讯协议二进制据增强校验，处理非正常请求；

README.md

 
 #### 6.12 版本 V1.6.1 特性 (Coding)
 - 1、rolling日志，日志界面风格同glue任务编辑器；
+- 2、
 
 
 #### TODO LIST

xxl-job-core/src/main/java/com/xxl/job/core/rpc/netcom/jetty/client/JettyClient.java

 import com.xxl.job.core.rpc.codec.RpcResponse;
 import com.xxl.job.core.rpc.serialize.HessianSerializer;
 import com.xxl.job.core.util.HttpClientUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * jetty client
  * @author xuxueli 2015-11-24 22:25:15
  */
 public class JettyClient {
+	private static Logger logger = LoggerFactory.getLogger(JettyClient.class);
 
 	public RpcResponse send(RpcRequest request) throws Exception {
-		byte[] requestBytes = HessianSerializer.serialize(request);
-		byte[] responseBytes = HttpClientUtil.postRequest("http://" + request.getServerAddress() + "/", requestBytes);
-		return (RpcResponse) HessianSerializer.deserialize(responseBytes, RpcResponse.class);
+		try {
+			// serialize request
+			byte[] requestBytes = HessianSerializer.serialize(request);
+
+			// remote invoke
+			byte[] responseBytes = HttpClientUtil.postRequest("http://" + request.getServerAddress() + "/", requestBytes);
+			if (responseBytes == null || responseBytes.length==0) {
+				RpcResponse rpcResponse = new RpcResponse();
+				rpcResponse.setError("RpcResponse byte[] is null");
+				return rpcResponse;
+            }
+
+            // deserialize response
+			RpcResponse rpcResponse = (RpcResponse) HessianSerializer.deserialize(responseBytes, RpcResponse.class);
+			return rpcResponse;
+		} catch (Exception e) {
+			logger.error(e.getMessage(), e);
+
+			RpcResponse rpcResponse = new RpcResponse();
+			rpcResponse.setError("Servet-error:" + e.getMessage());
+			return rpcResponse;
+		}
 	}
 
 }

xxl-job-core/src/main/java/com/xxl/job/core/rpc/netcom/jetty/server/JettyServerHandler.java

 import com.xxl.job.core.util.HttpClientUtil;
 import org.eclipse.jetty.server.Request;
 import org.eclipse.jetty.server.handler.AbstractHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
  * @author xuxueli 2015-11-19 22:32:36
  */
 public class JettyServerHandler extends AbstractHandler {
-
+	private static Logger logger = LoggerFactory.getLogger(JettyServerHandler.class);
 
 	@Override
 	public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
 		
-		// deserialize request
-		byte[] requestBytes = HttpClientUtil.readBytes(request);
-		RpcRequest rpcRequest = (RpcRequest) HessianSerializer.deserialize(requestBytes, RpcRequest.class);
-		
 		// invoke
-        RpcResponse rpcResponse = NetComServerFactory.invokeService(rpcRequest, null);
+        RpcResponse rpcResponse = doInvoke(request);
 
         // serialize response
         byte[] responseBytes = HessianSerializer.serialize(rpcResponse);
 		
 	}
 
+	private RpcResponse doInvoke(HttpServletRequest request) {
+		try {
+			// deserialize request
+			byte[] requestBytes = HttpClientUtil.readBytes(request);
+			if (requestBytes == null || requestBytes.length==0) {
+				RpcResponse rpcResponse = new RpcResponse();
+				rpcResponse.setError("RpcRequest byte[] is null");
+				return rpcResponse;
+			}
+			RpcRequest rpcRequest = (RpcRequest) HessianSerializer.deserialize(requestBytes, RpcRequest.class);
+
+			// invoke
+			RpcResponse rpcResponse = NetComServerFactory.invokeService(rpcRequest, null);
+			return rpcResponse;
+		} catch (Exception e) {
+			logger.error(e.getMessage(), e);
+
+			RpcResponse rpcResponse = new RpcResponse();
+			rpcResponse.setError("Servet-error:" + e.getMessage());
+			return rpcResponse;
+		}
+	}
+
 }

xxl-job-core/src/main/java/com/xxl/job/core/util/HttpClientUtil.java

 package com.xxl.job.core.util;
 
-import com.xxl.job.core.rpc.codec.RpcResponse;
-import com.xxl.job.core.rpc.serialize.HessianSerializer;
 import org.apache.http.HttpEntity;
 import org.apache.http.HttpResponse;
 import org.apache.http.client.methods.HttpPost;
 	/**
 	 * post request
 	 */
-	public static byte[] postRequest(String reqURL, byte[] date) {
+	public static byte[] postRequest(String reqURL, byte[] date) throws Exception {
 		byte[] responseBytes = null;
 		
 		HttpPost httpPost = new HttpPost(reqURL);
 			}
 		} catch (Exception e) {
 			logger.error("", e);
-
-			RpcResponse rpcResponse = new RpcResponse();
-			rpcResponse.setError(e.getMessage());
-			responseBytes = HessianSerializer.serialize(rpcResponse);
+			throw e;
 		} finally {
 			httpPost.releaseConnection();
 			try {
 				return message;
 			} catch (IOException e) {
 				e.printStackTrace();
+				throw e;
 			}
 		}
 		return new byte[] {};