Object

org.locationtech.geomesa.accumulo.iterators

IteratorTrigger

Related Doc: package iterators

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object IteratorTrigger extends LazyLogging

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Type Members

  1. implicit class IndexAttributeNames extends AnyRef

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    Convenience class for inspecting simple feature types

Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def canUseAttrIdxValues(sft: SimpleFeatureType, filter: Option[Filter], transform: Option[SimpleFeatureType]): Boolean

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    Determines if the given filter and transform can operate on index encoded values.

  6. def canUseAttrKeysPlusValues(idxName: String, sft: SimpleFeatureType, filter: Option[Filter], transform: Option[SimpleFeatureType]): Boolean

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    Determines if the given filter and transform can operate on index encoded values in addition to the values actually encoded in the attribute index keys

  7. def chooseAttributeIterator(ecqlPredicate: Option[Filter], hints: Hints, sourceSFT: SimpleFeatureType, indexedAttribute: String): IteratorConfig

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    Scans the ECQL, query, and sourceSFTspec and determines which Iterators should be configured.

  8. def chooseIterator(filter: Filter, ecql: Option[Filter], hints: Hints, sourceSFT: SimpleFeatureType): IteratorConfig

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    Scans the ECQL, query, and sourceSFTspec and determines which Iterators should be configured.

  9. def clone(): AnyRef

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    @throws( ... )
  10. def doTransformsCoverFilters(hints: Hints, filter: Filter): Boolean

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    Tests whether the attributes being filtered on are a subset of the attribute transforms requested.

    Tests whether the attributes being filtered on are a subset of the attribute transforms requested. If so, then we can optimize by decoding each feature directly to the transformed spec, vs decoding to the original spec and then transforming.

  11. final def eq(arg0: AnyRef): Boolean

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  12. def equals(arg0: Any): Boolean

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  13. def finalize(): Unit

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    @throws( classOf[java.lang.Throwable] )
  14. final def getClass(): Class[_]

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  15. def getFilterAttributes(filter: Filter): Set[String]

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    convert the ECQL to a filter, then obtain a set of its attributes

  16. def hashCode(): Int

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  17. final def isInstanceOf[T0]: Boolean

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  18. def isOneToOneIndexTransformation(transformDefs: String, schema: SimpleFeatureType, indexedAttribute: Option[String]): Boolean

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    Tests if the transformation is a one-to-one transform of index attributes: This allows selection and renaming of index attributes only

  19. lazy val logger: Logger

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  20. final def ne(arg0: AnyRef): Boolean

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  21. final def notify(): Unit

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  22. final def notifyAll(): Unit

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  23. def passThroughFilter(filter: Filter): Boolean

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    Tests if the filter is a trivial filter that does nothing

  24. def supportsFilter(sft: SimpleFeatureType, filter: Filter): Boolean

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    Returns true if the filters can be evaluated successfully against the feature type.

  25. def supportsTransform(sft: SimpleFeatureType, transform: SimpleFeatureType): Boolean

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  26. final def synchronized[T0](arg0: ⇒ T0): T0

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  27. def toString(): String

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  28. def useIndexOnlyIterator(ecqlPredicate: Option[Filter], hints: Hints, sft: SimpleFeatureType, indexedAttribute: Option[String] = None): Boolean

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    Scans the ECQL predicate and the transform definition in order to determine if only index attributes are used/requested, and thus the IndexIterator can be used

  29. def useSimpleFeatureFilteringIterator(ecqlPredicate: Option[Filter], hints: Hints): Boolean

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    Scans the ECQL predicate,the transform definition and Density Key in order to determine if the SimpleFeatureFilteringIterator or DensityIterator needs to be run

  30. final def wait(): Unit

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  31. final def wait(arg0: Long, arg1: Int): Unit

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  32. final def wait(arg0: Long): Unit

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Inherited from LazyLogging

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