Code example for ConcurrentMap

Methods: keySet

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    } 
 
    @Override 
    public Set<KeyT> keySet()
    { 
        return cache.keySet();
    } 
 
    @Override 
    public Set<Map.Entry<KeyT, ValT>> entrySet()
    { 
        return cache.entrySet();
    } 
 
    @Override 
    public synchronized int size() 
    { 
        return cache.size();
    } 
 
    @Override