diff --git a/src/main/java/com/gzzn/omms/msgexchangeapi/entity/msg/SUBSYSTEMS.java b/src/main/java/com/gzzn/omms/msgexchangeapi/entity/msg/SUBSYSTEMS.java
index 65ea7242..e77b7797 100644
--- a/src/main/java/com/gzzn/omms/msgexchangeapi/entity/msg/SUBSYSTEMS.java
+++ b/src/main/java/com/gzzn/omms/msgexchangeapi/entity/msg/SUBSYSTEMS.java
@@ -65,6 +65,7 @@ public enum SUBSYSTEMS {
 
     AODB,
     OSH5,
+    OMMS,
     OSH5RQFD,
     BHS,
     FIDS,
diff --git a/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/CHOTHandler.java b/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/CHOTHandler.java
index eedea188..765d6201 100644
--- a/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/CHOTHandler.java
+++ b/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/CHOTHandler.java
@@ -1,13 +1,13 @@
 package com.gzzn.omms.msgexchangeapi.msghandler.flop;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeanUtils;
-import org.springframework.util.CollectionUtils;
+import org.springframework.util.StringUtils;
 
 import com.gzzn.omms.msgexchangeapi.entity.msg.CHOCKSDATA;
-import com.gzzn.omms.msgexchangeapi.entity.msg.DELAYDATA;
 import com.gzzn.omms.msgexchangeapi.entity.msg.FLOP;
 import com.gzzn.omms.msgexchangeapi.entity.msg.OPTCHOCKSDATA;
-import com.gzzn.omms.msgexchangeapi.entity.msg.OPTDELAYDATA;
 import com.gzzn.omms.msgexchangeapi.entity.msg.SCHD;
 import com.gzzn.omms.msgexchangeapi.msghandler.flop.base.FlopBaseHandler;
 
@@ -17,28 +17,51 @@ import com.gzzn.omms.msgexchangeapi.msghandler.flop.base.FlopBaseHandler;
  *
  */
 public class CHOTHandler  extends FlopBaseHandler  {
+	private static  Logger logger = LoggerFactory.getLogger(CHOTHandler.class);	
 	
 	@Override
 	protected SCHD.FLTR  updateFltr(FLOP flop,SCHD.FLTR  fltr)
 	{
-		//update
-		if(CollectionUtils.isEmpty(flop.getCHOT()) )
-		{
-			//清空轮档时间事件
-			fltr.getCHOT().clear();
-		}
-		else {
-			//新增
-			for (OPTCHOCKSDATA optchocksdata : flop.getCHOT() ) {
+	
+		//靠桥，撤桥，取消靠桥，取消撤桥
+				if(flop.getCHOT().size() != 1)
+				{
+					logger.error("CHOT 的xml消息不符合只有一条的接口约定");
+					return fltr;
+				}
 				
-				CHOCKSDATA chocksdata = new CHOCKSDATA();
-				BeanUtils.copyProperties(optchocksdata, chocksdata);
+				//
+				OPTCHOCKSDATA optchocksdata = flop.getCHOT().get(0);
+		        
+				//更新对应的撤桥或者靠桥数据,没有则新增
+				Boolean updated = false;
+				for(int i = 0; i < fltr.getCHOT().size(); i++)
+				{
+					CHOCKSDATA  chocksdata = fltr.getCHOT().get(i);
+					
+					if(chocksdata.getCHID().equals(optchocksdata.getCHID()))
+					{
+						if(StringUtils.isEmpty(optchocksdata.getCHTM()))
+						{
+							//撤销上下轮档
+							fltr.getCHOT().remove(i);
+						}
+						else {
+							BeanUtils.copyProperties(optchocksdata, chocksdata);//tofix 检查可能的错误
+						}
+						updated = true;
+						break;
+					}
+				}//end for
 				
+				//
+				if(updated == false)
+				{
+					CHOCKSDATA  chocksdata = new CHOCKSDATA();
+					BeanUtils.copyProperties(optchocksdata, chocksdata);
+					fltr.getCHOT().add(chocksdata);
+				}
 				
-				fltr.getCHOT().add(chocksdata);
-			}
-		} 
-		
-		return fltr;
+				return fltr;
 	}
 }
diff --git a/src/test/java/com/gzzn/omms/msgexchangeapi/msghandler/CHOTHandlerTest.java b/src/test/java/com/gzzn/omms/msgexchangeapi/msghandler/CHOTHandlerTest.java
new file mode 100644
index 00000000..f9850b15
--- /dev/null
+++ b/src/test/java/com/gzzn/omms/msgexchangeapi/msghandler/CHOTHandlerTest.java
@@ -0,0 +1,38 @@
+package com.gzzn.omms.msgexchangeapi.msghandler;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import com.gzzn.omms.msgexchangeapi.dao.CminmsgDao;
+import com.gzzn.omms.msgexchangeapi.entity.Cminmsg;
+import com.gzzn.omms.msgexchangeapi.entity.CminmsgWapper;
+import com.gzzn.omms.msgexchangeapi.msghandler.flop.CHOTHandler;
+import com.gzzn.omms.msgexchangeapi.service.exchange.IExchangeService;
+import com.gzzn.omms.msgexchangeapi.utils.JsonUtil;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class CHOTHandlerTest {
+	
+	@Autowired
+	private CminmsgDao cminmsgDao;
+	
+	@Autowired
+	private IExchangeService exchangeService;
+	
+	@Test
+	public void testRun()
+	{
+		Cminmsg cminmsg = cminmsgDao.findOne(99381L);
+		CminmsgWapper cminmsgWapper = new CminmsgWapper(cminmsg);
+		cminmsgWapper.setMsg(exchangeService.xmlToMsg(cminmsg.getCminmsgsClobMsg()));
+		
+		CHOTHandler chothandler = new CHOTHandler();
+		HandlerResult result = chothandler.run(cminmsgWapper);
+		
+		System.out.println(JsonUtil.getString(result));
+	}
+}