| Package | Description | 
|---|---|
| com.itextpdf.kernel.counter | 
| Class and Description | 
|---|
| ContextManager 
           The class that retrieves context of its invocation. 
          | 
| EventCounter 
           Class that can be extended if you want to count iText events, for example the number of documents that are being processed by iText. 
          | 
| EventCounterHandler 
           Manager that works with  IEventCounterFactory. | 
| IEventCounterFactory 
           Factory that can be registered in  EventCounterHandlerand creates a counter for every reader or writer class. | 
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