update

@@ -29,7 +29,7 @@ import java.text.DecimalFormat;
 import java.util.*;
 import java.util.concurrent.TimeoutException;
 
-import static com.monitor.middleware.memcached.constant.MemConstants.MEMCACHED_UPDATE_TIME;
+import static com.monitor.middleware.memcached.constant.MemConstants.MEMCACHED_INFO_MAP;
 
 /**
  * Created by yoho on 2016/10/11.
@@ -76,10 +76,29 @@ public class MemcachedMonitorImpl {
                 }
             }
         }
+        removeInfoMap(MemConstants.MEMCACHED_NAME_MAP,MEMCACHED_INFO_MAP);
         doMonitor(monitorUrl);
     }
 
     /**
+     *校验是不是删除了url监控，是则从缓存中删除该url
+     * @param memcachedNameMap   现在监控的url
+     * @param memcachedInfoMap   缓存监控的url
+     */
+    private void removeInfoMap(Map<String, String> memcachedNameMap, Map<String, MemcachedInfo> memcachedInfoMap) {
+        Set<String> exist = memcachedNameMap.keySet();
+        Set<String> cache = memcachedInfoMap.keySet();
+        Set<String> temp = new HashSet<>();
+        for(String s:cache){
+            temp.add(s);
+        }
+        temp.removeAll(exist);
+        for(String key:temp){
+            memcachedInfoMap.remove(key);
+        }
+    }
+
+    /**
      * 执行监控任务
      * @param monitorUrl 监控url
      */
@@ -155,9 +174,9 @@ public class MemcachedMonitorImpl {
                 info.setUpTime(uptime / (60 * 60 * 24) + " Days");
                 info.setUseMemory(new DecimalFormat("0.00").format(bytes * 1.0 / 1024 / 1024 / 1024) + " G");
                 MemConstants.MEMCACHED_INFO_MAP.put(url, info);
-                MemConstants.MEMCACHED_UPDATE_TIME.put("memcachedUpdateTime",DateTimeUtil.unix2time(System.currentTimeMillis()));
                 LOGGER.info("MemConstants.MEMCACHED_INFO_MAP all key is {}",MemConstants.MEMCACHED_INFO_MAP.keySet());
             }
+            MemConstants.MEMCACHED_UPDATE_TIME.put("memcachedUpdateTime",DateTimeUtil.unix2time(System.currentTimeMillis()));
         }
     }