Packages

trait CloseableIterator[+T] extends Iterator[T] with Closeable

An Iterator with a close method to close the underlying data source. Implementers must close the data source when hasNext returns false.

Self Type
CloseableIterator[T]
Source
CloseableIterator.scala
Linear Supertypes
Closeable, AutoCloseable, Iterator[T], IterableOnceOps[T, Iterator, Iterator[T]], IterableOnce[T], AnyRef, Any
Known Subclasses
PositionedResultIterator, Single
Type Hierarchy
Ordering
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  2. By Inheritance
Inherited
  1. CloseableIterator
  2. Closeable
  3. AutoCloseable
  4. Iterator
  5. IterableOnceOps
  6. IterableOnce
  7. AnyRef
  8. Any
Implicitly
  1. by iterableOnceExtensionMethods
  2. by any2stringadd
  3. by StringFormat
  4. by Ensuring
  5. by ArrowAssoc
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Visibility
  1. Public
  2. Protected

Type Members

  1. class GroupedIterator[B >: A] extends AbstractIterator[Seq[B]]
    Definition Classes
    Iterator

Abstract Value Members

  1. abstract def close(): Unit

    Close the underlying data source.

    Close the underlying data source. The behaviour of any methods of this object after closing it is undefined.

    Definition Classes
    CloseableIterator → Closeable → AutoCloseable
  2. abstract def hasNext: Boolean
    Definition Classes
    Iterator
  3. abstract def next(): T
    Definition Classes
    Iterator
    Annotations
    @throws(scala.this.throws.<init>$default$1[NoSuchElementException])

Concrete Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. def +(other: String): String
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toany2stringadd[CloseableIterator[T]] performed by method any2stringadd in scala.Predef.
    Definition Classes
    any2stringadd
  4. final def ++[B >: T](xs: => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator
    Annotations
    @inline()
  5. def ->[B](y: B): (CloseableIterator[T], B)
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toArrowAssoc[CloseableIterator[T]] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc
    Annotations
    @inline()
  6. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  7. final def addString(b: StringBuilder): StringBuilder
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  8. final def addString(b: StringBuilder, sep: String): StringBuilder
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  9. def addString(b: StringBuilder, start: String, sep: String, end: String): StringBuilder
    Definition Classes
    IterableOnceOps
  10. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  11. def buffered: BufferedIterator[T]
    Definition Classes
    Iterator
  12. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
  13. def collect[B](pf: PartialFunction[T, B]): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  14. def collectFirst[B](pf: PartialFunction[T, B]): Option[B]
    Definition Classes
    IterableOnceOps
  15. def concat[B >: T](xs: => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator
  16. def contains(elem: Any): Boolean
    Definition Classes
    Iterator
  17. def copyToArray[B >: T](xs: Array[B], start: Int, len: Int): Int
    Definition Classes
    IterableOnceOps
  18. def copyToArray[B >: T](xs: Array[B], start: Int): Int
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecatedOverriding()
  19. def copyToArray[B >: T](xs: Array[B]): Int
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecatedOverriding()
  20. def corresponds[B](that: IterableOnce[B])(p: (T, B) => Boolean): Boolean
    Definition Classes
    IterableOnceOps
  21. def count(p: (T) => Boolean): Int
    Definition Classes
    IterableOnceOps
  22. def distinct: Iterator[T]
    Definition Classes
    Iterator
  23. def distinctBy[B](f: (T) => B): Iterator[T]
    Definition Classes
    Iterator
  24. def drop(n: Int): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  25. def dropWhile(p: (T) => Boolean): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  26. def duplicate: (Iterator[T], Iterator[T])
    Definition Classes
    Iterator
  27. def ensuring(cond: (CloseableIterator[T]) => Boolean, msg: => Any): CloseableIterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toEnsuring[CloseableIterator[T]] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  28. def ensuring(cond: (CloseableIterator[T]) => Boolean): CloseableIterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toEnsuring[CloseableIterator[T]] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  29. def ensuring(cond: Boolean, msg: => Any): CloseableIterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toEnsuring[CloseableIterator[T]] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  30. def ensuring(cond: Boolean): CloseableIterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toEnsuring[CloseableIterator[T]] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  31. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  32. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  33. def exists(p: (T) => Boolean): Boolean
    Definition Classes
    IterableOnceOps
  34. def filter(p: (T) => Boolean): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  35. def filterNot(p: (T) => Boolean): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  36. def find(p: (T) => Boolean): Option[T]
    Definition Classes
    IterableOnceOps
  37. def flatMap[B](f: (T) => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  38. def flatten[B](implicit ev: (T) => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  39. def fold[A1 >: T](z: A1)(op: (A1, A1) => A1): A1
    Definition Classes
    IterableOnceOps
  40. def foldLeft[B](z: B)(op: (B, T) => B): B
    Definition Classes
    IterableOnceOps
  41. def foldRight[B](z: B)(op: (T, B) => B): B
    Definition Classes
    IterableOnceOps
  42. def forall(p: (T) => Boolean): Boolean
    Definition Classes
    IterableOnceOps
  43. def foreach[U](f: (T) => U): Unit
    Definition Classes
    IterableOnceOps
  44. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  45. def grouped[B >: T](size: Int): GroupedIterator[B]
    Definition Classes
    Iterator
  46. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  47. def indexOf[B >: T](elem: B, from: Int): Int
    Definition Classes
    Iterator
  48. def indexOf[B >: T](elem: B): Int
    Definition Classes
    Iterator
  49. def indexWhere(p: (T) => Boolean, from: Int): Int
    Definition Classes
    Iterator
  50. def isEmpty: Boolean
    Definition Classes
    Iterator → IterableOnceOps
    Annotations
    @deprecatedOverriding()
  51. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  52. def isTraversableAgain: Boolean
    Definition Classes
    IterableOnceOps
  53. final def iterator: Iterator[T]
    Definition Classes
    Iterator → IterableOnce
    Annotations
    @inline()
  54. def knownSize: Int
    Definition Classes
    IterableOnce
  55. final def length: Int
    Definition Classes
    Iterator
    Annotations
    @inline()
  56. def map[B](f: (T) => B): CloseableIterator[B]
    Definition Classes
    CloseableIterator → Iterator → IterableOnceOps
  57. def max[B >: T](implicit ord: Ordering[B]): T
    Definition Classes
    IterableOnceOps
  58. def maxBy[B](f: (T) => B)(implicit cmp: Ordering[B]): T
    Definition Classes
    IterableOnceOps
  59. def maxByOption[B](f: (T) => B)(implicit cmp: Ordering[B]): Option[T]
    Definition Classes
    IterableOnceOps
  60. def maxOption[B >: T](implicit ord: Ordering[B]): Option[T]
    Definition Classes
    IterableOnceOps
  61. def min[B >: T](implicit ord: Ordering[B]): T
    Definition Classes
    IterableOnceOps
  62. def minBy[B](f: (T) => B)(implicit cmp: Ordering[B]): T
    Definition Classes
    IterableOnceOps
  63. def minByOption[B](f: (T) => B)(implicit cmp: Ordering[B]): Option[T]
    Definition Classes
    IterableOnceOps
  64. def minOption[B >: T](implicit ord: Ordering[B]): Option[T]
    Definition Classes
    IterableOnceOps
  65. final def mkString: String
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  66. final def mkString(sep: String): String
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  67. final def mkString(start: String, sep: String, end: String): String
    Definition Classes
    IterableOnceOps
  68. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  69. def nextOption(): Option[T]
    Definition Classes
    Iterator
  70. final def noNext: Nothing
    Attributes
    protected
  71. def nonEmpty: Boolean
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecatedOverriding()
  72. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  73. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  74. def padTo[B >: T](len: Int, elem: B): Iterator[B]
    Definition Classes
    Iterator
  75. def partition(p: (T) => Boolean): (Iterator[T], Iterator[T])
    Definition Classes
    Iterator
  76. def patch[B >: T](from: Int, patchElems: Iterator[B], replaced: Int): Iterator[B]
    Definition Classes
    Iterator
  77. def product[B >: T](implicit num: Numeric[B]): B
    Definition Classes
    IterableOnceOps
  78. def reduce[B >: T](op: (B, B) => B): B
    Definition Classes
    IterableOnceOps
  79. def reduceLeft[B >: T](op: (B, T) => B): B
    Definition Classes
    IterableOnceOps
  80. def reduceLeftOption[B >: T](op: (B, T) => B): Option[B]
    Definition Classes
    IterableOnceOps
  81. def reduceOption[B >: T](op: (B, B) => B): Option[B]
    Definition Classes
    IterableOnceOps
  82. def reduceRight[B >: T](op: (T, B) => B): B
    Definition Classes
    IterableOnceOps
  83. def reduceRightOption[B >: T](op: (T, B) => B): Option[B]
    Definition Classes
    IterableOnceOps
  84. def reversed: Iterable[T]
    Attributes
    protected
    Definition Classes
    IterableOnceOps
  85. def sameElements[B >: T](that: IterableOnce[B]): Boolean
    Definition Classes
    Iterator
  86. def scanLeft[B](z: B)(op: (B, T) => B): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  87. def size: Int
    Definition Classes
    IterableOnceOps
  88. def slice(from: Int, until: Int): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  89. def sliceIterator(from: Int, until: Int): Iterator[T]
    Attributes
    protected
    Definition Classes
    Iterator
  90. def sliding[B >: T](size: Int, step: Int): GroupedIterator[B]
    Definition Classes
    Iterator
  91. def span(p: (T) => Boolean): (Iterator[T], Iterator[T])
    Definition Classes
    Iterator → IterableOnceOps
  92. def splitAt(n: Int): (Iterator[T], Iterator[T])
    Definition Classes
    IterableOnceOps
  93. def stepper[S <: Stepper[_]](implicit shape: StepperShape[T, S]): S
    Definition Classes
    IterableOnce
  94. def sum[B >: T](implicit num: Numeric[B]): B
    Definition Classes
    IterableOnceOps
  95. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  96. def take(n: Int): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  97. def takeWhile(p: (T) => Boolean): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  98. def tapEach[U](f: (T) => U): Iterator[T]
    Definition Classes
    Iterator → IterableOnceOps
  99. final def thenClose(c: Closeable): CloseableIterator[T]

    Return a new CloseableIterator which also closes the supplied Closeable object when itself gets closed.

  100. def to[C1](factory: Factory[T, C1]): C1
    Definition Classes
    IterableOnceOps
  101. def toArray[B >: T](implicit arg0: ClassTag[B]): Array[B]
    Definition Classes
    IterableOnceOps
  102. final def toBuffer[B >: T]: Buffer[B]
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  103. def toIndexedSeq: IndexedSeq[T]
    Definition Classes
    IterableOnceOps
  104. def toList: List[T]
    Definition Classes
    IterableOnceOps
  105. def toMap[K, V](implicit ev: <:<[T, (K, V)]): Map[K, V]
    Definition Classes
    IterableOnceOps
  106. def toSeq: Seq[T]
    Definition Classes
    IterableOnceOps
  107. def toSet[B >: T]: Set[B]
    Definition Classes
    IterableOnceOps
  108. def toString(): String
    Definition Classes
    Iterator → AnyRef → Any
  109. def toVector: Vector[T]
    Definition Classes
    IterableOnceOps
  110. final def use[R](f: => R): R
  111. final def use[R](f: (Iterator[T]) => R): R
  112. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  113. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  114. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  115. def withFilter(p: (T) => Boolean): Iterator[T]
    Definition Classes
    Iterator
  116. def zip[B](that: IterableOnce[B]): Iterator[(T, B)]
    Definition Classes
    Iterator
  117. def zipAll[A1 >: T, B](that: IterableOnce[B], thisElem: A1, thatElem: B): Iterator[(A1, B)]
    Definition Classes
    Iterator
  118. def zipWithIndex: Iterator[(T, Int)]
    Definition Classes
    Iterator → IterableOnceOps

Deprecated Value Members

  1. def /:[B](z: B)(op: (B, T) => B): B
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T])./:(z)(op)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.foldLeft instead

  2. final def /:[B](z: B)(op: (B, T) => B): B
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use foldLeft instead of /:

  3. def :\[B](z: B)(op: (T, B) => B): B
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).:\(z)(op)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.foldRight instead

  4. final def :\[B](z: B)(op: (T, B) => B): B
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use foldRight instead of :\

  5. def aggregate[B](z: => B)(seqop: (B, T) => B, combop: (B, B) => B): B
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) aggregate is not relevant for sequential collections. Use foldLeft(z)(seqop) instead.

  6. def collectFirst[B](f: PartialFunction[T, B]): Option[B]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).collectFirst(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.collectFirst(...) instead

  7. def copyToBuffer(dest: Buffer[T]): Unit
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).copyToBuffer(dest)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.copyToBuffer(...) instead

  8. final def copyToBuffer[B >: T](dest: Buffer[B]): Unit
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use dest ++= coll instead

  9. def count(f: (T) => Boolean): Int
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).count(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.count(...) instead

  10. def exists(f: (T) => Boolean): Boolean
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).exists(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.exists(...) instead

  11. def filter(f: (T) => Boolean): Iterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).filter(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.filter(...) instead

  12. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated
  13. def find(p: (T) => Boolean): Option[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).find(p)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.find instead

  14. def flatMap[B](f: (T) => IterableOnce[B]): IterableOnce[B]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).flatMap(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.flatMap instead or consider requiring an Iterable

  15. def fold[A1 >: A](z: A1)(op: (A1, A1) => A1): A1
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).fold(z)(op)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.fold instead

  16. def foldLeft[B](z: B)(op: (B, T) => B): B
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).foldLeft(z)(op)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.foldLeft instead

  17. def foldRight[B](z: B)(op: (T, B) => B): B
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).foldRight(z)(op)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.foldRight instead

  18. def forall(f: (T) => Boolean): Boolean
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).forall(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.forall(...) instead

  19. def foreach[U](f: (T) => U): Unit
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).foreach(f)
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.foreach(...) instead

  20. def formatted(fmtstr: String): String
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toStringFormat[CloseableIterator[T]] performed by method StringFormat in scala.Predef.
    Definition Classes
    StringFormat
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.12.16) Use formatString.format(value) instead of value.formatted(formatString), or use the f"" string interpolator. In Java 15 and later, formatted resolves to the new method in String which has reversed parameters.

  21. final def hasDefiniteSize: Boolean
    Definition Classes
    Iterator → IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) hasDefiniteSize on Iterator is the same as isEmpty

  22. def isEmpty: Boolean
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (closeableIterator: IterableOnceExtensionMethods[T]).isEmpty
    Definition Classes
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    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.isEmpty instead

  23. def map[B](f: (T) => B): IterableOnce[B]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).map(f)
    Definition Classes
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    Annotations
    @deprecated
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    (Since version 2.13.0) Use .iterator.map instead or consider requiring an Iterable

  24. def max(implicit ord: Ordering[T]): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).max(ord)
    Definition Classes
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    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.max instead

  25. def maxBy[B](f: (T) => B)(implicit cmp: Ordering[B]): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).maxBy(f)(cmp)
    Definition Classes
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    Deprecated

    (Since version 2.13.0) Use .iterator.maxBy(...) instead

  26. def min(implicit ord: Ordering[T]): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).min(ord)
    Definition Classes
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    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.min instead

  27. def minBy[B](f: (T) => B)(implicit cmp: Ordering[B]): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).minBy(f)(cmp)
    Definition Classes
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    @deprecated
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    (Since version 2.13.0) Use .iterator.minBy(...) instead

  28. def mkString: String
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).mkString
    Definition Classes
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    Deprecated

    (Since version 2.13.0) Use .iterator.mkString instead

  29. def mkString(sep: String): String
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).mkString(sep)
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    (Since version 2.13.0) Use .iterator.mkString instead

  30. def mkString(start: String, sep: String, end: String): String
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).mkString(start, sep, end)
    Definition Classes
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    (Since version 2.13.0) Use .iterator.mkString instead

  31. def nonEmpty: Boolean
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).nonEmpty
    Definition Classes
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    Deprecated

    (Since version 2.13.0) Use .iterator.nonEmpty instead

  32. def product(implicit num: Numeric[T]): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).product(num)
    Definition Classes
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    (Since version 2.13.0) Use .iterator.product instead

  33. def reduce(f: (T, T) => T): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).reduce(f)
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    (Since version 2.13.0) Use .iterator.reduce(...) instead

  34. def reduceLeft(f: (T, T) => T): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).reduceLeft(f)
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    (Since version 2.13.0) Use .iterator.reduceLeft(...) instead

  35. def reduceLeftOption(f: (T, T) => T): Option[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (Since version 2.13.0) Use .iterator.reduceLeftOption(...) instead

  36. def reduceOption(f: (T, T) => T): Option[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (Since version 2.13.0) Use .iterator.reduceOption(...) instead

  37. def reduceRight(f: (T, T) => T): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (Since version 2.13.0) Use .iterator.reduceRight(...) instead

  38. def reduceRightOption(f: (T, T) => T): Option[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    Definition Classes
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    (Since version 2.13.0) Use .iterator.reduceRightOption(...) instead

  39. def sameElements[B >: A](that: IterableOnce[B]): Boolean
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).sameElements(that)
    Definition Classes
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    (Since version 2.13.0) Use .iterator.sameElements instead

  40. def scanRight[B](z: B)(op: (T, B) => B): Iterator[B]
    Definition Classes
    Iterator
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Call scanRight on an Iterable instead.

  41. def seq: CloseableIterator.this.type
    Definition Classes
    Iterator
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Iterator.seq always returns the iterator itself

  42. def size: Int
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).size
    Definition Classes
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    (Since version 2.13.0) Use .iterator.size instead

  43. def sum(implicit num: Numeric[T]): T
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).sum(num)
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    (Since version 2.13.0) Use .iterator.sum instead

  44. def to[C1](factory: Factory[T, C1]): C1
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).to(factory)
    Definition Classes
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    (Since version 2.13.0) Use .iterator.to(factory) instead

  45. def toArray[B >: A](implicit arg0: ClassTag[B]): Array[B]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toArray(arg0)
    Definition Classes
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    (Since version 2.13.0) Use .iterator.toArray

  46. def toBuffer[B >: A]: Buffer[B]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toBuffer
    Definition Classes
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    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.to(ArrayBuffer) instead

  47. def toIndexedSeq: IndexedSeq[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toIndexedSeq
    Definition Classes
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    @deprecated
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    (Since version 2.13.0) Use .iterator.toIndexedSeq instead

  48. final def toIterable: Iterable[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Definition Classes
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    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.to(Iterable) instead

  49. def toIterator: Iterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toIterator
    Definition Classes
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    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator instead

  50. final def toIterator: Iterator[T]
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator instead of .toIterator

  51. def toList: List[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toList
    Definition Classes
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    Deprecated

    (Since version 2.13.0) Use .iterator.to(List) instead

  52. def toMap[K, V](implicit ev: <:<[T, (K, V)]): Map[K, V]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toMap(ev)
    Definition Classes
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    (Since version 2.13.0) Use .iterator.to(Map) instead

  53. def toSeq: Seq[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toSeq
    Definition Classes
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    Deprecated

    (Since version 2.13.0) Use .iterator.to(Seq) instead

  54. def toSet[B >: A]: Set[B]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toSet
    Definition Classes
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    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.to(Set) instead

  55. def toStream: Stream[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toStream
    Definition Classes
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    Deprecated

    (Since version 2.13.0) Use .iterator.to(LazyList) instead

  56. final def toStream: Stream[T]
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .to(LazyList) instead of .toStream

  57. final def toTraversable: Traversable[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
    Definition Classes
    IterableOnceExtensionMethods
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.to(Iterable) instead

  58. def toVector: Vector[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).toVector
    Definition Classes
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    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator.to(Vector) instead

  59. def withFilter(f: (T) => Boolean): Iterator[T]
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toIterableOnceExtensionMethods[T] performed by method iterableOnceExtensionMethods in scala.collection.IterableOnce.
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    This implicitly inherited member is shadowed by one or more members in this class.
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    (closeableIterator: IterableOnceExtensionMethods[T]).withFilter(f)
    Definition Classes
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    @deprecated
    Deprecated

    (Since version 2.13.0) Use .iterator.withFilter(...) instead

  60. def →[B](y: B): (CloseableIterator[T], B)
    Implicit
    This member is added by an implicit conversion from CloseableIterator[T] toArrowAssoc[CloseableIterator[T]] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Use -> instead. If you still wish to display it as one character, consider using a font with programming ligatures such as Fira Code.

Inherited from Closeable

Inherited from AutoCloseable

Inherited from Iterator[T]

Inherited from IterableOnceOps[T, Iterator, Iterator[T]]

Inherited from IterableOnce[T]

Inherited from AnyRef

Inherited from Any

Inherited by implicit conversion iterableOnceExtensionMethods fromCloseableIterator[T] to IterableOnceExtensionMethods[T]

Inherited by implicit conversion any2stringadd fromCloseableIterator[T] to any2stringadd[CloseableIterator[T]]

Inherited by implicit conversion StringFormat fromCloseableIterator[T] to StringFormat[CloseableIterator[T]]

Inherited by implicit conversion Ensuring fromCloseableIterator[T] to Ensuring[CloseableIterator[T]]

Inherited by implicit conversion ArrowAssoc fromCloseableIterator[T] to ArrowAssoc[CloseableIterator[T]]

Ungrouped