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## com.hp.hpl.jena.graph.compose
Class MultiUnion.MultiUnionStatisticsHandler

    java.lang.Object
      com.hp.hpl.jena.graph.compose.MultiUnion.MultiUnionStatisticsHandler

All Implemented Interfaces:
  GraphStatisticsHandler

Enclosing class:
  MultiUnion

    public static class MultiUnion.MultiUnionStatisticsHandler

extends java.lang.Object
implements GraphStatisticsHandler

Constructor Summary
`MultiUnion.MultiUnionStatisticsHandler(MultiUnion mu)`

Method Summary
`long` | `getStatistic(Node S, Node P, Node O)` Answer a good estimate of the number of triples that would match the pattern `(S, P, O)`, or -1 if no good estimate is available.
`MultiUnion` | `getUnion()`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### MultiUnion.MultiUnionStatisticsHandler

    public MultiUnion.MultiUnionStatisticsHandler(MultiUnion mu)

Method Detail

### getStatistic

    public long getStatistic(Node S,
                             Node P,
                             Node O)

  Description copied from interface: `GraphStatisticsHandler`
  Answer a good estimate of the number of triples that would match the pattern `(S, P, O)`, or -1 if no good estimate is available. The estimate is good until the graph is updated.

  Specified by:
    `getStatistic` in interface `GraphStatisticsHandler`

### getUnion

    public MultiUnion getUnion()

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