src/main/java/org/jivesoftware/smack/util/Cache.java
protected synchronized void deleteExpiredEntries() {
        // Check if expiration is turned on.
        if (maxLifetime <= 0) {
            return;
        }

        // Remove all old entries. To do this, we remove objects from the end
        // of the linked list until they are no longer too old. We get to avoid
        // any hash lookups or looking at any more objects than is strictly
        // neccessary.
        LinkedListNode node = ageList.getLast();
        // If there are no entries in the age list, return.
        if (node == null) {
            return;
        }

        // Determine the expireTime, which is the moment in time that elements
        // should expire from cache. Then, we can do an easy check to see
        // if the expire time is greater than the expire time.
        long expireTime = System.currentTimeMillis() - maxLifetime;

        while (expireTime > node.timestamp) {
            if (remove(node.object, true) == null) {
                log.warn("Error attempting to remove(" + node.object.toString()
                        + ") - cacheObject not found in cache!");
                // remove from the ageList
                node.remove();
            }

            // Get the next node.
            node = ageList.getLast();
            // If there are no more entries in the age list, return.
            if (node == null) {
                return;
            }
        }
    }
protected synchronized void deleteExpiredEntries() {
        // Check if expiration is turned on.
        if (maxLifetime <= 0) {
            return;
        }

        // Remove all old entries. To do this, we remove objects from the end
        // of the linked list until they are no longer too old. We get to avoid
        // any hash lookups or looking at any more objects than is strictly
        // neccessary.
        LinkedListNode node = ageList.getLast();
        // If there are no entries in the age list, return.
        if (node == null) {
            return;
        }

        // Determine the expireTime, which is the moment in time that elements
        // should expire from cache. Then, we can do an easy check to see
        // if the expire time is greater than the expire time.
        long expireTime = System.currentTimeMillis() - maxLifetime;

        while (expireTime > node.timestamp) {
            if (remove(node.object, true) == null) {
                log.warn("Error attempting to remove(" + node.object.toString()
                        + ") - cacheObject not found in cache!");
                // remove from the ageList
                node.remove();
            }

            // Get the next node.
            node = ageList.getLast();
            // If there are no more entries in the age list, return.
            if (node == null) {
                return;
            }
        }
    }
protected synchronized void deleteExpiredEntries ( ) { // Check if expiration is turned on. if ( maxLifetime <= 0 ) { return ; } // Remove all old entries. To do this, we remove objects from the end // of the linked list until they are no longer too old. We get to avoid // any hash lookups or looking at any more objects than is strictly // neccessary. LinkedListNode node = ageList . getLast ( ) ; // If there are no entries in the age list, return. if ( node == null ) { return ; } // Determine the expireTime, which is the moment in time that elements // should expire from cache. Then, we can do an easy check to see // if the expire time is greater than the expire time. long expireTime = System . currentTimeMillis ( ) - maxLifetime ; while ( expireTime > node . timestamp ) { if ( remove ( node . object , true ) == null ) { log . warn ( "Error attempting to remove(" + node . object . toString ( ) + ") - cacheObject not found in cache!" ) ; // remove from the ageList node . remove ( ) ; } // Get the next node. node = ageList . getLast ( ) ; // If there are no more entries in the age list, return. if ( node == null ) { return ; } } }
Clears all entries out of cache where the entries are older than the
maximum defined age.
Clears all entries out of cache where the entries are older than the maximum defined age .