配合前端减少渲染次数，将动态航班信息加入到缓存。隔指定时间xx 后，以数组的形式一次发出。

src/main/java/com/gzzn/omms/msgexchangeapi/service/MsgBufferService.java

@@ -0,0 +1,61 @@
+package com.gzzn.omms.msgexchangeapi.service;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.concurrent.ConcurrentLinkedQueue;
+
+import org.springframework.stereotype.Service;
+
+import com.gzzn.omms.msgexchangeapi.entity.msg.SCHD;
+import com.gzzn.omms.msgexchangeapi.entity.msg.SCHD.FLTR;
+
+/**
+ * 要发到kafka 的消息，先在这里做缓存。
+ * @author zhouxiunai
+ *
+ */
+@Service("msgbufferservice")
+public class MsgBufferService implements IMsgBufferService {
+	private static ConcurrentLinkedQueue<SCHD.FLTR> fltrBuffer = new ConcurrentLinkedQueue<SCHD.FLTR>();  
+	private static ConcurrentLinkedQueue<String> msgBuffer = new ConcurrentLinkedQueue<String>(); 
+	
+	@Override
+	public void addFltr(SCHD.FLTR  fltr) {
+		fltrBuffer.add(fltr);
+	}
+
+	@Override
+	public void addMsg(String msg) {
+		msgBuffer.add(msg);
+	}
+
+	@Override
+	public List<FLTR> takeAllFltr() {
+		if(fltrBuffer.size() <= 0)
+		{
+			return Collections.emptyList();
+		}
+		
+		//
+		FLTR[] fltrs = (FLTR[]) fltrBuffer.toArray(new FLTR[fltrBuffer.size()]); // TODO 转换出错
+		fltrBuffer.clear();//to fix ,获取及清空过程中是否要加锁
+		
+		return Arrays.asList(fltrs);
+	}
+
+	@Override
+	public List<String> takeAllMsg() {
+		if(msgBuffer.size() <= 0)
+		{
+			return Collections.emptyList();
+		}
+		
+		//
+		String[] msgs = (String[]) msgBuffer.toArray();
+		msgBuffer.clear();//to fix ,获取及清空过程中是否要加锁
+		
+		return Arrays.asList(msgs);
+	}
+
+}