异步通道刷新，优化ui效果

src/main/java/com/genersoft/iot/vmp/gb28181/bean/CatalogData.java

@@ -8,6 +8,12 @@ public class CatalogData {
     private List<DeviceChannel> channelList;
     private Date lastTime;
     private Device device;
+    private String errorMsg;
+
+    public enum CatalogDataStatus{
+        ready, runIng, end
+    }
+    private CatalogDataStatus status;
 
     public int getTotal() {
         return total;
@@ -40,4 +46,20 @@ public class CatalogData {
     public void setDevice(Device device) {
         this.device = device;
     }
+
+    public String getErrorMsg() {
+        return errorMsg;
+    }
+
+    public void setErrorMsg(String errorMsg) {
+        this.errorMsg = errorMsg;
+    }
+
+    public CatalogDataStatus getStatus() {
+        return status;
+    }
+
+    public void setStatus(CatalogDataStatus status) {
+        this.status = status;
+    }
 }

src/main/java/com/genersoft/iot/vmp/gb28181/bean/SyncStatus.java

@@ -0,0 +1,34 @@
+package com.genersoft.iot.vmp.gb28181.bean;
+
+/**
+ * 摄像机同步状态
+ */
+public class SyncStatus {
+    private int total;
+    private int current;
+    private String errorMsg;
+
+    public int getTotal() {
+        return total;
+    }
+
+    public void setTotal(int total) {
+        this.total = total;
+    }
+
+    public int getCurrent() {
+        return current;
+    }
+
+    public void setCurrent(int current) {
+        this.current = current;
+    }
+
+    public String getErrorMsg() {
+        return errorMsg;
+    }
+
+    public void setErrorMsg(String errorMsg) {
+        this.errorMsg = errorMsg;
+    }
+}