org.bdgenomics.adam.util

# ParquetFileTraversable

###
Related Doc: package util

#### class ParquetFileTraversable[T <: IndexedRecord] extends Traversable[T]

Implements a traversable collection that is backed by a Parquet file.

Linear Supertypes
Traversable[T], GenTraversable[T], GenericTraversableTemplate[T, Traversable], TraversableLike[T, Traversable[T]], GenTraversableLike[T, Traversable[T]], Parallelizable[T, ParIterable[T]], TraversableOnce[T], GenTraversableOnce[T], FilterMonadic[T, Traversable[T]], HasNewBuilder[T, Traversable[T]], AnyRef, Any
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Inherited

1. ParquetFileTraversable
2. Traversable
3. GenTraversable
4. GenericTraversableTemplate
5. TraversableLike
6. GenTraversableLike
7. Parallelizable
8. TraversableOnce
9. GenTraversableOnce
10. FilterMonadic
11. HasNewBuilder
12. AnyRef
13. Any

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### Instance Constructors

1. #### new ParquetFileTraversable(sc: SparkContext, file: String)

   sc

     A SparkContext to use to get underlying Hadoop FileSystem config.

   file

     The path to the Parquet file to load.

2. #### new ParquetFileTraversable(sc: SparkContext, file: Path)

   sc

     A SparkContext to use to get underlying Hadoop FileSystem config.

   file

     The path to the Parquet file to load.

### Type Members

1. #### type Self = Traversable[T]

   Attributes
     protected[this]
   Definition Classes
     TraversableLike

2. #### class WithFilter extends FilterMonadic[A, Repr]

   Definition Classes
     TraversableLike

### Value Members

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

   Definition Classes
     AnyRef → Any

2. #### final def ##(): Int

   Definition Classes
     AnyRef → Any

3. #### def ++[B >: T, That](that: GenTraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

   Definition Classes
     TraversableLike → GenTraversableLike

4. #### def ++:[B >: T, That](that: Traversable[B])(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

   Definition Classes
     TraversableLike

5. #### def ++:[B >: T, That](that: TraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

   Definition Classes
     TraversableLike

6. #### def /:[B](z: B)(op: (B, T) ⇒ B): B

   Definition Classes
     TraversableOnce → GenTraversableOnce

7. #### def :\[B](z: B)(op: (T, B) ⇒ B): B

   Definition Classes
     TraversableOnce → GenTraversableOnce

8. #### final def ==(arg0: Any): Boolean

   Definition Classes
     AnyRef → Any

9. #### def addString(b: StringBuilder): StringBuilder

   Definition Classes
     TraversableOnce

10. #### def addString(b: StringBuilder, sep: String): StringBuilder

    Definition Classes
      TraversableOnce

11. #### def addString(b: StringBuilder, start: String, sep: String, end: String): StringBuilder

    Definition Classes
      TraversableOnce

12. #### def aggregate[B](z: ⇒ B)(seqop: (B, T) ⇒ B, combop: (B, B) ⇒ B): B

    Definition Classes
      TraversableOnce → GenTraversableOnce

13. #### final def asInstanceOf[T0]: T0

    Definition Classes
      Any

14. #### def clone(): AnyRef

    Attributes
      protected[java.lang]
    Definition Classes
      AnyRef
    Annotations
      @throws( ... )

15. #### def collect[B, That](pf: PartialFunction[T, B])(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

    Definition Classes
      TraversableLike → GenTraversableLike

16. #### def collectFirst[B](pf: PartialFunction[T, B]): Option[B]

    Definition Classes
      TraversableOnce

17. #### def companion: GenericCompanion[Traversable]

    Definition Classes
      Traversable → GenTraversable → GenericTraversableTemplate

18. #### def copyToArray[B >: T](xs: Array[B], start: Int, len: Int): Unit

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

19. #### def copyToArray[B >: T](xs: Array[B]): Unit

    Definition Classes
      TraversableOnce → GenTraversableOnce

20. #### def copyToArray[B >: T](xs: Array[B], start: Int): Unit

    Definition Classes
      TraversableOnce → GenTraversableOnce

21. #### def copyToBuffer[B >: T](dest: Buffer[B]): Unit

    Definition Classes
      TraversableOnce

22. #### def count(p: (T) ⇒ Boolean): Int

    Definition Classes
      TraversableOnce → GenTraversableOnce

23. #### def drop(n: Int): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

24. #### def dropWhile(p: (T) ⇒ Boolean): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

25. #### final def eq(arg0: AnyRef): Boolean

    Definition Classes
      AnyRef

26. #### def equals(arg0: Any): Boolean

    Definition Classes
      AnyRef → Any

27. #### def exists(p: (T) ⇒ Boolean): Boolean

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

28. #### def filter(p: (T) ⇒ Boolean): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

29. #### def filterNot(p: (T) ⇒ Boolean): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

30. #### def finalize(): Unit

    Attributes
      protected[java.lang]
    Definition Classes
      AnyRef
    Annotations
      @throws( classOf[java.lang.Throwable] )

31. #### def find(p: (T) ⇒ Boolean): Option[T]

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

32. #### def flatMap[B, That](f: (T) ⇒ GenTraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

    Definition Classes
      TraversableLike → GenTraversableLike → FilterMonadic

33. #### def flatten[B](implicit asTraversable: (T) ⇒ GenTraversableOnce[B]): Traversable[B]

    Definition Classes
      GenericTraversableTemplate

34. #### def fold[A1 >: T](z: A1)(op: (A1, A1) ⇒ A1): A1

    Definition Classes
      TraversableOnce → GenTraversableOnce

35. #### def foldLeft[B](z: B)(op: (B, T) ⇒ B): B

    Definition Classes
      TraversableOnce → GenTraversableOnce

36. #### def foldRight[B](z: B)(op: (T, B) ⇒ B): B

    Definition Classes
      TraversableOnce → GenTraversableOnce

37. #### def forall(p: (T) ⇒ Boolean): Boolean

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

38. #### def foreach[U](f: (T) ⇒ U): Unit

    Runs a for loop over each record in the file, and applies a function.

    Runs a for loop over each record in the file, and applies a function.

    f

      The function to apply to each record.

    Definition Classes
      ParquetFileTraversable → GenericTraversableTemplate → TraversableLike → GenTraversableLike → TraversableOnce → GenTraversableOnce → FilterMonadic

39. #### def genericBuilder[B]: Builder[B, Traversable[B]]

    Definition Classes
      GenericTraversableTemplate

40. #### final def getClass(): Class[_]

    Definition Classes
      AnyRef → Any

41. #### def groupBy[K](f: (T) ⇒ K): Map[K, Traversable[T]]

    Definition Classes
      TraversableLike → GenTraversableLike

42. #### def hasDefiniteSize: Boolean

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

43. #### def hashCode(): Int

    Definition Classes
      AnyRef → Any

44. #### def head: T

    Definition Classes
      TraversableLike → GenTraversableLike

45. #### def headOption: Option[T]

    Definition Classes
      TraversableLike → GenTraversableLike

46. #### def init: Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

47. #### def inits: Iterator[Traversable[T]]

    Definition Classes
      TraversableLike

48. #### def isEmpty: Boolean

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

49. #### final def isInstanceOf[T0]: Boolean

    Definition Classes
      Any

50. #### final def isTraversableAgain: Boolean

    Definition Classes
      TraversableLike → GenTraversableLike → GenTraversableOnce

51. #### def last: T

    Definition Classes
      TraversableLike → GenTraversableLike

52. #### def lastOption: Option[T]

    Definition Classes
      TraversableLike → GenTraversableLike

53. #### def map[B, That](f: (T) ⇒ B)(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

    Definition Classes
      TraversableLike → GenTraversableLike → FilterMonadic

54. #### def max[B >: T](implicit cmp: Ordering[B]): T

    Definition Classes
      TraversableOnce → GenTraversableOnce

55. #### def maxBy[B](f: (T) ⇒ B)(implicit cmp: Ordering[B]): T

    Definition Classes
      TraversableOnce → GenTraversableOnce

56. #### def min[B >: T](implicit cmp: Ordering[B]): T

    Definition Classes
      TraversableOnce → GenTraversableOnce

57. #### def minBy[B](f: (T) ⇒ B)(implicit cmp: Ordering[B]): T

    Definition Classes
      TraversableOnce → GenTraversableOnce

58. #### def mkString: String

    Definition Classes
      TraversableOnce → GenTraversableOnce

59. #### def mkString(sep: String): String

    Definition Classes
      TraversableOnce → GenTraversableOnce

60. #### def mkString(start: String, sep: String, end: String): String

    Definition Classes
      TraversableOnce → GenTraversableOnce

61. #### final def ne(arg0: AnyRef): Boolean

    Definition Classes
      AnyRef

62. #### def newBuilder: Builder[T, Traversable[T]]

    Attributes
      protected[this]
    Definition Classes
      GenericTraversableTemplate → HasNewBuilder

63. #### def nonEmpty: Boolean

    Definition Classes
      TraversableOnce → GenTraversableOnce

64. #### final def notify(): Unit

    Definition Classes
      AnyRef

65. #### final def notifyAll(): Unit

    Definition Classes
      AnyRef

66. #### def par: ParIterable[T]

    Definition Classes
      Parallelizable

67. #### def parCombiner: Combiner[T, ParIterable[T]]

    Attributes
      protected[this]
    Definition Classes
      TraversableLike → Parallelizable

68. #### def partition(p: (T) ⇒ Boolean): (Traversable[T], Traversable[T])

    Definition Classes
      TraversableLike → GenTraversableLike

69. #### def product[B >: T](implicit num: Numeric[B]): B

    Definition Classes
      TraversableOnce → GenTraversableOnce

70. #### def reduce[A1 >: T](op: (A1, A1) ⇒ A1): A1

    Definition Classes
      TraversableOnce → GenTraversableOnce

71. #### def reduceLeft[B >: T](op: (B, T) ⇒ B): B

    Definition Classes
      TraversableOnce

72. #### def reduceLeftOption[B >: T](op: (B, T) ⇒ B): Option[B]

    Definition Classes
      TraversableOnce → GenTraversableOnce

73. #### def reduceOption[A1 >: T](op: (A1, A1) ⇒ A1): Option[A1]

    Definition Classes
      TraversableOnce → GenTraversableOnce

74. #### def reduceRight[B >: T](op: (T, B) ⇒ B): B

    Definition Classes
      TraversableOnce → GenTraversableOnce

75. #### def reduceRightOption[B >: T](op: (T, B) ⇒ B): Option[B]

    Definition Classes
      TraversableOnce → GenTraversableOnce

76. #### def repr: Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

77. #### def reversed: List[T]

    Attributes
      protected[this]
    Definition Classes
      TraversableOnce

78. #### def scan[B >: T, That](z: B)(op: (B, B) ⇒ B)(implicit cbf: CanBuildFrom[Traversable[T], B, That]): That

    Definition Classes
      TraversableLike → GenTraversableLike

79. #### def scanLeft[B, That](z: B)(op: (B, T) ⇒ B)(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

    Definition Classes
      TraversableLike → GenTraversableLike

80. #### def scanRight[B, That](z: B)(op: (T, B) ⇒ B)(implicit bf: CanBuildFrom[Traversable[T], B, That]): That

    Definition Classes
      TraversableLike → GenTraversableLike
    Annotations
      @migration
    Migration

      (Changed in version 2.9.0) The behavior of `scanRight` has changed. The previous behavior can be reproduced with scanRight.reverse.

81. #### def seq: Traversable[T]

    Definition Classes
      Traversable → GenTraversable → Parallelizable → TraversableOnce → GenTraversableOnce

82. #### def size: Int

    Definition Classes
      TraversableOnce → GenTraversableOnce

83. #### def slice(from: Int, until: Int): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

84. #### def span(p: (T) ⇒ Boolean): (Traversable[T], Traversable[T])

    Definition Classes
      TraversableLike → GenTraversableLike

85. #### def splitAt(n: Int): (Traversable[T], Traversable[T])

    Definition Classes
      TraversableLike → GenTraversableLike

86. #### def stringPrefix: String

    Definition Classes
      TraversableLike → GenTraversableLike

87. #### def sum[B >: T](implicit num: Numeric[B]): B

    Definition Classes
      TraversableOnce → GenTraversableOnce

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

    Definition Classes
      AnyRef

89. #### def tail: Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

90. #### def tails: Iterator[Traversable[T]]

    Definition Classes
      TraversableLike

91. #### def take(n: Int): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

92. #### def takeWhile(p: (T) ⇒ Boolean): Traversable[T]

    Definition Classes
      TraversableLike → GenTraversableLike

93. #### def thisCollection: Traversable[T]

    Attributes
      protected[this]
    Definition Classes
      TraversableLike

94. #### def to[Col[_]](implicit cbf: CanBuildFrom[Nothing, T, Col[T]]): Col[T]

    Definition Classes
      TraversableLike → TraversableOnce → GenTraversableOnce

95. #### def toArray[B >: T](implicit arg0: ClassTag[B]): Array[B]

    Definition Classes
      TraversableOnce → GenTraversableOnce

96. #### def toBuffer[B >: T]: Buffer[B]

    Definition Classes
      TraversableOnce → GenTraversableOnce

97. #### def toCollection(repr: Traversable[T]): Traversable[T]

    Attributes
      protected[this]
    Definition Classes
      TraversableLike

98. #### def toIndexedSeq: IndexedSeq[T]

    Definition Classes
      TraversableOnce → GenTraversableOnce

99. #### def toIterable: Iterable[T]

    Definition Classes
      TraversableOnce → GenTraversableOnce

100. #### def toIterator: Iterator[T]

     Definition Classes
       TraversableLike → GenTraversableOnce

101. #### def toList: List[T]

     Definition Classes
       TraversableOnce → GenTraversableOnce

102. #### def toMap[T, U](implicit ev: <:<[T, (T, U)]): Map[T, U]

     Definition Classes
       TraversableOnce → GenTraversableOnce

103. #### def toSeq: Seq[T]

     Definition Classes
       TraversableOnce → GenTraversableOnce

104. #### def toSet[B >: T]: Set[B]

     Definition Classes
       TraversableOnce → GenTraversableOnce

105. #### def toStream: Stream[T]

     Definition Classes
       TraversableLike → GenTraversableOnce

106. #### def toString(): String

     Definition Classes
       TraversableLike → Any

107. #### def toTraversable: Traversable[T]

     Definition Classes
       TraversableLike → TraversableOnce → GenTraversableOnce
     Annotations
       @deprecatedOverriding( ... , "2.11.0" )

108. #### def toVector: Vector[T]

     Definition Classes
       TraversableOnce → GenTraversableOnce

109. #### def transpose[B](implicit asTraversable: (T) ⇒ GenTraversableOnce[B]): Traversable[Traversable[B]]

     Definition Classes
       GenericTraversableTemplate
     Annotations
       @migration
     Migration

       (Changed in version 2.9.0) `transpose` throws an `IllegalArgumentException` if collections are not uniformly sized.

110. #### def unzip[A1, A2](implicit asPair: (T) ⇒ (A1, A2)): (Traversable[A1], Traversable[A2])

     Definition Classes
       GenericTraversableTemplate

111. #### def unzip3[A1, A2, A3](implicit asTriple: (T) ⇒ (A1, A2, A3)): (Traversable[A1], Traversable[A2], Traversable[A3])

     Definition Classes
       GenericTraversableTemplate

112. #### def view(from: Int, until: Int): TraversableView[T, Traversable[T]]

     Definition Classes
       TraversableLike

113. #### def view: TraversableView[T, Traversable[T]]

     Definition Classes
       TraversableLike

114. #### final def wait(): Unit

     Definition Classes
       AnyRef
     Annotations
       @throws( ... )

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

     Definition Classes
       AnyRef
     Annotations
       @throws( ... )

116. #### final def wait(arg0: Long): Unit

     Definition Classes
       AnyRef
     Annotations
       @throws( ... )

117. #### def withFilter(p: (T) ⇒ Boolean): FilterMonadic[T, Traversable[T]]

     Definition Classes
       TraversableLike → FilterMonadic

### Inherited from Traversable[T]

### Inherited from GenTraversable[T]

### Inherited from GenericTraversableTemplate[T, Traversable]

### Inherited from TraversableLike[T, Traversable[T]]

### Inherited from GenTraversableLike[T, Traversable[T]]

### Inherited from Parallelizable[T, ParIterable[T]]

### Inherited from TraversableOnce[T]

### Inherited from GenTraversableOnce[T]

### Inherited from FilterMonadic[T, Traversable[T]]

### Inherited from HasNewBuilder[T, Traversable[T]]

### Inherited from AnyRef

### Inherited from Any

### Ungrouped