resource

ManagedTraversable

trait ManagedTraversable [+B, A] extends Traversable[B]

This trait provides a means to ensure traversable access to items inside a resource, while ensuring that the resource is opened/closed appropriately before/after the traversal. This class can be dangerous because it always tries to open and close the resource for every call to foreach. This is practically ever method call on a Traversable besides the "view" method.

Linear Supertypes
Traversable[B], GenTraversable[B], GenericTraversableTemplate[B, Traversable], TraversableLike[B, Traversable[B]], GenTraversableLike[B, Traversable[B]], Parallelizable[B, ParIterable[B]], TraversableOnce[B], GenTraversableOnce[B], FilterMonadic[B, Traversable[B]], HasNewBuilder[B, Traversable[B]], AnyRef, Any
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Inherited
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  1. ManagedTraversable
  2. Traversable
  3. GenTraversable
  4. GenericTraversableTemplate
  5. TraversableLike
  6. GenTraversableLike
  7. Parallelizable
  8. TraversableOnce
  9. GenTraversableOnce
  10. FilterMonadic
  11. HasNewBuilder
  12. AnyRef
  13. Any
Visibility
  1. Public
  2. All

Type Members

  1. type Self = Traversable[B]

    Attributes
    protected
    Definition Classes
    TraversableLike

Abstract Value Members

  1. def internalForeach [U] (resource: A, f: (B) ⇒ U): Unit

    This method gives us an iterator over items in a resource.

    This method gives us an iterator over items in a resource.

    Attributes
    protected abstract
  2. val resource : ManagedResource[A]

    The resource we plan to traverse through

    The resource we plan to traverse through

    Attributes
    abstract

Concrete Value Members

  1. def != (arg0: AnyRef): Boolean

    Attributes
    final
    Definition Classes
    AnyRef
  2. def != (arg0: Any): Boolean

    Attributes
    final
    Definition Classes
    Any
  3. def ## (): Int

    Attributes
    final
    Definition Classes
    AnyRef → Any
  4. def ++ [B >: B, That] (that: TraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike
    Annotations
    @bridge()
  5. def ++ [B >: B, That] (that: GenTraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike
  6. def ++: [B >: B, That] (that: Traversable[B])(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike
  7. def ++: [B >: B, That] (that: TraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike
  8. def /: [B] (z: B)(op: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  9. def /:\ [A1 >: B] (z: A1)(op: (A1, A1) ⇒ A1): A1

    Definition Classes
    GenTraversableOnce
  10. def :\ [B] (z: B)(op: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  11. def == (arg0: AnyRef): Boolean

    Attributes
    final
    Definition Classes
    AnyRef
  12. def == (arg0: Any): Boolean

    Attributes
    final
    Definition Classes
    Any
  13. def addString (b: StringBuilder): StringBuilder

    Definition Classes
    TraversableOnce
  14. def addString (b: StringBuilder, sep: String): StringBuilder

    Definition Classes
    TraversableOnce
  15. def addString (b: StringBuilder, start: String, sep: String, end: String): StringBuilder

    Definition Classes
    TraversableOnce
  16. def aggregate [B] (z: B)(seqop: (B, B) ⇒ B, combop: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  17. def asInstanceOf [T0] : T0

    Attributes
    final
    Definition Classes
    Any
  18. def clone (): AnyRef

    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws()
  19. def collect [B, That] (pf: PartialFunction[B, B])(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike
  20. def collectFirst [B] (pf: PartialFunction[B, B]): Option[B]

    Definition Classes
    TraversableOnce
  21. def companion : GenericCompanion[Traversable]

    Definition Classes
    Traversable → GenTraversable → GenericTraversableTemplate
  22. def copyToArray [B >: B] (xs: Array[B], start: Int, len: Int): Unit

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  23. def copyToArray [B >: B] (xs: Array[B]): Unit

    Definition Classes
    TraversableOnce → GenTraversableOnce
  24. def copyToArray [B >: B] (xs: Array[B], start: Int): Unit

    Definition Classes
    TraversableOnce → GenTraversableOnce
  25. def copyToBuffer [B >: B] (dest: Buffer[B]): Unit

    Definition Classes
    TraversableOnce
  26. def count (p: (B) ⇒ Boolean): Int

    Definition Classes
    TraversableOnce → GenTraversableOnce
  27. def drop (n: Int): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  28. def dropWhile (p: (B) ⇒ Boolean): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  29. def eq (arg0: AnyRef): Boolean

    Attributes
    final
    Definition Classes
    AnyRef
  30. def equals (arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  31. def exists (p: (B) ⇒ Boolean): Boolean

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  32. def filter (p: (B) ⇒ Boolean): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  33. def filterNot (p: (B) ⇒ Boolean): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  34. def finalize (): Unit

    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws()
  35. def find (p: (B) ⇒ Boolean): Option[B]

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  36. def flatMap [B, That] (f: (B) ⇒ GenTraversableOnce[B])(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike → FilterMonadic
  37. def flatten [B] (implicit asTraversable: (B) ⇒ TraversableOnce[B]): Traversable[B]

    Definition Classes
    Traversable → GenericTraversableTemplate
    Annotations
    @bridge()
  38. def fold [A1 >: B] (z: A1)(op: (A1, A1) ⇒ A1): A1

    Definition Classes
    TraversableOnce → GenTraversableOnce
  39. def foldLeft [B] (z: B)(op: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  40. def foldRight [B] (z: B)(op: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  41. def forall (p: (B) ⇒ Boolean): Boolean

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  42. def foreach [U] (f: (B) ⇒ U): Unit

    Executes a given function against all items in the resource.

    Executes a given function against all items in the resource. The resource is opened/closed during the call to this method.

    Definition Classes
    ManagedTraversable → GenericTraversableTemplate → TraversableLike → GenTraversableLike → TraversableOnce → GenTraversableOnce → FilterMonadic
  43. def genericBuilder [B] : Builder[B, Traversable[B]]

    Definition Classes
    GenericTraversableTemplate
  44. def getClass (): java.lang.Class[_]

    Attributes
    final
    Definition Classes
    AnyRef
  45. def groupBy [K] (f: (B) ⇒ K): Map[K, Traversable[B]]

    Definition Classes
    TraversableLike → GenTraversableLike
  46. def handleErrorsDuringTraversal (ex: List[Throwable]): Unit

    This method is called if an exception happens during traversal of the collection.

    This method is called if an exception happens during traversal of the collection. We allow subclasses to override this to change the default behavior of resource related errors on traversal.

  47. def hasDefiniteSize : Boolean

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  48. def hashCode (): Int

    Definition Classes
    AnyRef → Any
  49. def head : B

    Definition Classes
    TraversableLike → GenTraversableLike
  50. def headOption : Option[B]

    Definition Classes
    TraversableLike
  51. def ignoreError (error: Exception): Boolean

    This method determines if the error can be ignored and traversable continues

  52. def init : Traversable[B]

    Definition Classes
    TraversableLike
  53. def inits : Iterator[Traversable[B]]

    Definition Classes
    TraversableLike
  54. def isEmpty : Boolean

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  55. def isInstanceOf [T0] : Boolean

    Attributes
    final
    Definition Classes
    Any
  56. def isTraversableAgain : Boolean

    Attributes
    final
    Definition Classes
    GenTraversableLike → GenTraversableOnce
  57. def last : B

    Definition Classes
    TraversableLike
  58. def lastOption : Option[B]

    Definition Classes
    TraversableLike
  59. def map [B, That] (f: (B) ⇒ B)(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike → FilterMonadic
  60. def max [B >: B] (implicit cmp: Ordering[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  61. def maxBy [B] (f: (B) ⇒ B)(implicit cmp: Ordering[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  62. def min [B >: B] (implicit cmp: Ordering[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  63. def minBy [B] (f: (B) ⇒ B)(implicit cmp: Ordering[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  64. def mkString : String

    Definition Classes
    TraversableOnce → GenTraversableOnce
  65. def mkString (sep: String): String

    Definition Classes
    TraversableOnce → GenTraversableOnce
  66. def mkString (start: String, sep: String, end: String): String

    Definition Classes
    TraversableOnce → GenTraversableOnce
  67. def ne (arg0: AnyRef): Boolean

    Attributes
    final
    Definition Classes
    AnyRef
  68. def newBuilder : Builder[B, Traversable[B]]

    Attributes
    protected[this]
    Definition Classes
    GenericTraversableTemplate → HasNewBuilder
  69. def nonEmpty : Boolean

    Definition Classes
    TraversableOnce → GenTraversableOnce
  70. def notify (): Unit

    Attributes
    final
    Definition Classes
    AnyRef
  71. def notifyAll (): Unit

    Attributes
    final
    Definition Classes
    AnyRef
  72. def par : ParIterable[B]

    Definition Classes
    Parallelizable
  73. def parCombiner : Combiner[B, ParIterable[B]]

    Attributes
    protected[this]
    Definition Classes
    TraversableLike → Parallelizable
  74. def partition (p: (B) ⇒ Boolean): (Traversable[B], Traversable[B])

    Definition Classes
    TraversableLike → GenTraversableLike
  75. def product [B >: B] (implicit num: Numeric[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  76. def reduce [A1 >: B] (op: (A1, A1) ⇒ A1): A1

    Definition Classes
    TraversableOnce → GenTraversableOnce
  77. def reduceLeft [B >: B] (op: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce
  78. def reduceLeftOption [B >: B] (op: (B, B) ⇒ B): Option[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  79. def reduceOption [A1 >: B] (op: (A1, A1) ⇒ A1): Option[A1]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  80. def reduceRight [B >: B] (op: (B, B) ⇒ B): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  81. def reduceRightOption [B >: B] (op: (B, B) ⇒ B): Option[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  82. def repr : Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  83. def reversed : List[B]

    Attributes
    protected[this]
    Definition Classes
    TraversableOnce
  84. def scan [B >: B, That] (z: B)(op: (B, B) ⇒ B)(implicit cbf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike
  85. def scanLeft [B, That] (z: B)(op: (B, B) ⇒ B)(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike
  86. def scanRight [B, That] (z: B)(op: (B, B) ⇒ B)(implicit bf: CanBuildFrom[Traversable[B], B, That]): That

    Definition Classes
    TraversableLike → GenTraversableLike
    Annotations
    @migration
    Migration

  87. def seq : Traversable[B]

    Definition Classes
    Traversable → GenTraversable → Parallelizable → TraversableOnce → GenTraversableOnce
  88. def size : Int

    Definition Classes
    TraversableOnce → GenTraversableOnce
  89. def slice (from: Int, until: Int): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  90. def span (p: (B) ⇒ Boolean): (Traversable[B], Traversable[B])

    Definition Classes
    TraversableLike → GenTraversableLike
  91. def splitAt (n: Int): (Traversable[B], Traversable[B])

    Definition Classes
    TraversableLike → GenTraversableLike
  92. def stringPrefix : String

    Definition Classes
    TraversableLike → GenTraversableLike
  93. def sum [B >: B] (implicit num: Numeric[B]): B

    Definition Classes
    TraversableOnce → GenTraversableOnce
  94. def synchronized [T0] (arg0: ⇒ T0): T0

    Attributes
    final
    Definition Classes
    AnyRef
  95. def tail : Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  96. def tails : Iterator[Traversable[B]]

    Definition Classes
    TraversableLike
  97. def take (n: Int): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  98. def takeWhile (p: (B) ⇒ Boolean): Traversable[B]

    Definition Classes
    TraversableLike → GenTraversableLike
  99. def thisCollection : Traversable[B]

    Attributes
    protected[this]
    Definition Classes
    TraversableLike
  100. def toArray [B >: B] (implicit arg0: ClassManifest[B]): Array[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  101. def toBuffer [B >: B] : Buffer[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  102. def toCollection (repr: Traversable[B]): Traversable[B]

    Attributes
    protected[this]
    Definition Classes
    TraversableLike
  103. def toIndexedSeq [B >: B] : IndexedSeq[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  104. def toIterable : Iterable[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  105. def toIterator : Iterator[B]

    Definition Classes
    TraversableLike → GenTraversableOnce
  106. def toList : List[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  107. def toMap [T, U] (implicit ev: <:<[B, (T, U)]): Map[T, U]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  108. def toSeq : Seq[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  109. def toSet [B >: B] : Set[B]

    Definition Classes
    TraversableOnce → GenTraversableOnce
  110. def toStream : Stream[B]

    Definition Classes
    TraversableLike → GenTraversableOnce
  111. def toString (): String

    Definition Classes
    TraversableLike → AnyRef → Any
  112. def toTraversable : Traversable[B]

    Definition Classes
    TraversableLike → TraversableOnce → GenTraversableOnce
  113. def transpose [B] (implicit asTraversable: (B) ⇒ TraversableOnce[B]): Traversable[Traversable[B]]

    Definition Classes
    Traversable → GenericTraversableTemplate
    Annotations
    @bridge()
  114. def unzip [A1, A2] (implicit asPair: (B) ⇒ (A1, A2)): (Traversable[A1], Traversable[A2])

    Definition Classes
    GenericTraversableTemplate
  115. def unzip3 [A1, A2, A3] (implicit asTriple: (B) ⇒ (A1, A2, A3)): (Traversable[A1], Traversable[A2], Traversable[A3])

    Definition Classes
    GenericTraversableTemplate
  116. def view (from: Int, until: Int): TraversableView[B, Traversable[B]]

    Definition Classes
    TraversableLike
  117. def view : TraversableView[B, Traversable[B]]

    Definition Classes
    TraversableLike
  118. def wait (): Unit

    Attributes
    final
    Definition Classes
    AnyRef
    Annotations
    @throws()
  119. def wait (arg0: Long, arg1: Int): Unit

    Attributes
    final
    Definition Classes
    AnyRef
    Annotations
    @throws()
  120. def wait (arg0: Long): Unit

    Attributes
    final
    Definition Classes
    AnyRef
    Annotations
    @throws()
  121. def withFilter (p: (B) ⇒ Boolean): FilterMonadic[B, Traversable[B]]

    Definition Classes
    TraversableLike → FilterMonadic

Inherited from Traversable[B]

Inherited from GenTraversable[B]

Inherited from GenericTraversableTemplate[B, Traversable]

Inherited from TraversableLike[B, Traversable[B]]

Inherited from GenTraversableLike[B, Traversable[B]]

Inherited from Parallelizable[B, ParIterable[B]]

Inherited from TraversableOnce[B]

Inherited from GenTraversableOnce[B]

Inherited from FilterMonadic[B, Traversable[B]]

Inherited from HasNewBuilder[B, Traversable[B]]

Inherited from AnyRef

Inherited from Any