Interface Collector<E>

Type Parameters:
E - element
All Known Implementing Classes:
AbstractCollector

public interface Collector<E>
Basic interface that allows the implementers to collect the information and return it.
  • Method Summary

    Modifier and Type
    Method
    Description
    Final method called by the framework that returns the actual collected data.
    void
    combine(Object object)
    This method should be called by the intermediate touch points that want to combine the data being collected by this collector.
  • Method Details

    • combine

      void combine(Object object)
      This method should be called by the intermediate touch points that want to combine the data being collected by this collector. This is an optional method and could be used when the same collector is used for collecting data at multiple touch points or accumulating data at same touch point.
      Parameters:
      object - Object
    • collect

      E collect()
      Final method called by the framework that returns the actual collected data. If the collector is not accumulating data or being used to collect data at multiple touch points, only this method can be implemented.
      Returns:
      E element