Improvement - Tomcat Session recycle method implementation

redisson-tomcat/redisson-tomcat-6/src/main/java/org/redisson/tomcat/RedissonSession.java

@@ -280,4 +280,10 @@ public class RedissonSession extends StandardSession {
         }
     }
     
+    @Override
+    public void recycle() {
+        super.recycle();
+        map = null;
+    }
+    
 }

redisson-tomcat/redisson-tomcat-7/src/main/java/org/redisson/tomcat/RedissonSession.java

@@ -280,4 +280,10 @@ public class RedissonSession extends StandardSession {
         }
     }
     
+    @Override
+    public void recycle() {
+        super.recycle();
+        map = null;
+    }
+    
 }

redisson-tomcat/redisson-tomcat-8/src/main/java/org/redisson/tomcat/RedissonSession.java

@@ -280,4 +280,10 @@ public class RedissonSession extends StandardSession {
         }
     }
     
+    @Override
+    public void recycle() {
+        super.recycle();
+        map = null;
+    }
+    
 }

redisson-tomcat/redisson-tomcat-9/src/main/java/org/redisson/tomcat/RedissonSession.java

@@ -279,4 +279,10 @@ public class RedissonSession extends StandardSession {
         }
     }
     
+    @Override
+    public void recycle() {
+        super.recycle();
+        map = null;
+    }
+    
 }