调度中心API服务改为自研RPC形式，统一底层通讯模型；

xxl-job-admin/src/main/java/com/xxl/job/admin/controller/JobApiController.java

 package com.xxl.job.admin.controller;
 
 import com.xxl.job.admin.controller.annotation.PermessionLimit;
-import com.xxl.job.admin.core.schedule.XxlJobDynamicScheduler;
-import com.xxl.job.core.biz.AdminBiz;
 import com.xxl.job.core.rpc.codec.RpcRequest;
 import com.xxl.job.core.rpc.codec.RpcResponse;
 import com.xxl.job.core.rpc.netcom.NetComServerFactory;
 public class JobApiController {
     private static Logger logger = LoggerFactory.getLogger(JobApiController.class);
 
-    static {
-        NetComServerFactory.putService(AdminBiz.class, XxlJobDynamicScheduler.adminBiz);
-    }
-
     private RpcResponse doInvoke(HttpServletRequest request) {
         try {
             // deserialize request

xxl-job-admin/src/main/java/com/xxl/job/admin/core/schedule/XxlJobDynamicScheduler.java

 	}
     
     // init
-    private NetComServerFactory serverFactory = new NetComServerFactory();
     public void init() throws Exception {
 		// admin registry monitor run
         JobRegistryMonitorHelper.getInstance().start();
 
         // admin monitor run
         JobFailMonitorHelper.getInstance().start();
+
+        // rpc-service, base on spring-mvc
+        NetComServerFactory.putService(AdminBiz.class, XxlJobDynamicScheduler.adminBiz);
     }
     
     // destroy
 
         // admin monitor stop
         JobFailMonitorHelper.getInstance().toStop();
-
-        serverFactory.destroy();
     }
     
     // xxlJobLogDao、xxlJobInfoDao

xxl-job-core/src/main/java/com/xxl/job/core/executor/XxlJobExecutor.java

     private NetComServerFactory serverFactory = new NetComServerFactory();
     public void start() throws Exception {
         // executor start
-        NetComServerFactory.putService(ExecutorBiz.class, new ExecutorBizImpl());
+        NetComServerFactory.putService(ExecutorBiz.class, new ExecutorBizImpl());   // rpc-service, base on jetty
         serverFactory.start(port, ip, appName);
 
         // trigger callback thread start

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

 
 			// reqURL
 			String reqURL = request.getServerAddress();
-			if (reqURL!=null && reqURL.indexOf("http://")==-1) {
+			if (reqURL!=null && reqURL.toLowerCase().indexOf("http://")==-1) {
 				reqURL = "http://" + request.getServerAddress() + "/";
 			}