Code example for LinkedHashMap

Methods: keySetsize

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    } 
  } 
 
  protected String[] getKnownKeys()
  { 
    return backend.keySet().toArray(new String[backend.size()]);
  } 
 
  protected void add(final T configurationData)
  { 
    final DataHolder<T> data = new DataHolder<T>(configurationData);
    final DataHolder<T> oldData = backend.put(data.getKey(), data);
    if (oldData != null)
    { 
      data.setNodeName(oldData.getNodeName());
    } 
    try 
    { 
      sync(); 
    } 
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