Package it.unimi.dsi.fastutil.doubles

Class DoubleSets.UnmodifiableSet

java.lang.Object
it.unimi.dsi.fastutil.doubles.DoubleSets.UnmodifiableSet
All Implemented Interfaces:
DoubleCollection, DoubleIterable, DoubleSet, java.io.Serializable, java.lang.Iterable<java.lang.Double>, java.util.Collection<java.lang.Double>, java.util.Set<java.lang.Double>
Direct Known Subclasses:
DoubleSortedSets.UnmodifiableSortedSet
Enclosing class:
DoubleSets
public static class DoubleSets.UnmodifiableSet
extends java.lang.Object
implements DoubleSet, java.io.Serializable
An unmodifiable wrapper class for sets.
See Also:
Serialized Form

  • Method Summary

    Modifier and Type Method Description
    boolean add​(double k)
    Ensures that this collection contains the specified element (optional operation).
    boolean add​(java.lang.Double k)
    Deprecated.
    boolean addAll​(DoubleCollection c)
    Adds all elements of the given type-specific collection to this collection.
    boolean addAll​(java.util.Collection<? extends java.lang.Double> c)  
    void clear()  
    boolean contains​(double o)
    Returns true if this collection contains the specified element.
    boolean contains​(java.lang.Object k)
    Deprecated.
    boolean containsAll​(DoubleCollection c)
    Checks whether this collection contains all elements from the given type-specific collection.
    boolean containsAll​(java.util.Collection<?> c)  
    DoubleIterator doubleIterator()
    Returns a primitive iterator on the elements of this collection.
    java.util.stream.DoubleStream doubleParallelStream()
    Return a parallel primitive stream over the elements, performing widening casts if needed.
    DoubleSpliterator doubleSpliterator()
    Returns a primitive spliterator on the elements of this collection.
    java.util.stream.DoubleStream doubleStream()
    Return a primitive stream over the elements, performing widening casts if needed.
    boolean equals​(java.lang.Object o)  
    void forEach​(java.util.function.DoubleConsumer action)
    Performs the given action for each element of this type-specific Iterable until all elements have been processed or the action throws an exception.
    int hashCode()  
    boolean isEmpty()  
    DoubleIterator iterator()
    Returns a type-specific iterator on the elements of this collection.
    java.util.stream.Stream<java.lang.Double> parallelStream()
    Deprecated.
    boolean rem​(double k)
    Deprecated.
    boolean remove​(double k)
    Removes an element from this set.
    boolean remove​(java.lang.Object k)
    Deprecated.
    boolean removeAll​(DoubleCollection c)
    Remove from this collection all elements in the given type-specific collection.
    boolean removeAll​(java.util.Collection<?> c)  
    boolean removeIf​(java.util.function.DoublePredicate filter)
    Remove from this collection all elements which satisfy the given predicate.
    boolean retainAll​(DoubleCollection c)
    Retains in this collection only elements from the given type-specific collection.
    boolean retainAll​(java.util.Collection<?> c)  
    int size()  
    DoubleSpliterator spliterator()
    Returns a type-specific spliterator on the elements of this collection.
    java.util.stream.Stream<java.lang.Double> stream()
    Deprecated.
    java.lang.Object[] toArray()  
    double[] toArray​(double[] a)
    Returns an array containing all of the elements in this collection; the runtime type of the returned array is that of the specified array.
    <T> T[] toArray​(T[] a)  
    double[] toDoubleArray()
    Returns a primitive type array containing the items of this collection.
    double[] toDoubleArray​(double[] a)
    Deprecated.
    java.lang.String toString()  

    Methods inherited from class java.lang.Object

    getClass, notify, notifyAll, wait, wait, wait

    Methods inherited from interface java.util.Collection

    toArray

    Methods inherited from interface it.unimi.dsi.fastutil.doubles.DoubleCollection

    add, addAll, contains, containsAll, doubleIterator, doubleParallelStream, doubleSpliterator, doubleStream, parallelStream, removeAll, removeIf, removeIf, removeIf, retainAll, stream, toArray, toDoubleArray, toDoubleArray

    Methods inherited from interface it.unimi.dsi.fastutil.doubles.DoubleIterable

    forEach, forEach, forEach

    Methods inherited from interface it.unimi.dsi.fastutil.doubles.DoubleSet

    add, contains, iterator, remove, spliterator

    Methods inherited from interface java.util.Set

    addAll, clear, containsAll, isEmpty, removeAll, retainAll, size, toArray, toArray

  • Method Details

    • remove

      public boolean remove​(double k)
      Description copied from interface: DoubleSet
      Removes an element from this set.
      Specified by:
      remove in interface DoubleSet
      See Also:
      Collection.remove(Object)

    • equals

      public boolean equals​(java.lang.Object o)
      Specified by:
      equals in interface java.util.Collection<java.lang.Double>
      Specified by:
      equals in interface java.util.Set<java.lang.Double>

    • hashCode

      public int hashCode()
      Specified by:
      hashCode in interface java.util.Collection<java.lang.Double>
      Specified by:
      hashCode in interface java.util.Set<java.lang.Double>

    • rem

      @Deprecated public boolean rem​(double k)
      Deprecated.
      Description copied from interface: DoubleCollection
      Removes a single instance of the specified element from this collection, if it is present (optional operation).

      Note that this method should be called remove(), but the clash with the similarly named index-based method in the List interface forces us to use a distinguished name. For simplicity, the set interfaces reinstates remove().

      Specified by:
      rem in interface DoubleCollection
      Specified by:
      rem in interface DoubleSet
      See Also:
      Collection.remove(Object)

    • add

      public boolean add​(double k)
      Description copied from interface: DoubleCollection
      Ensures that this collection contains the specified element (optional operation).
      Specified by:
      add in interface DoubleCollection
      See Also:
      Collection.add(Object)

    • size

      public int size()
      Specified by:
      size in interface java.util.Collection<java.lang.Double>

    • isEmpty

      public boolean isEmpty()
      Specified by:
      isEmpty in interface java.util.Collection<java.lang.Double>

    • contains

      public boolean contains​(double o)
      Description copied from interface: DoubleCollection
      Returns true if this collection contains the specified element.
      Specified by:
      contains in interface DoubleCollection
      See Also:
      Collection.contains(Object)

    • iterator

      public DoubleIterator iterator()
      Description copied from interface: DoubleCollection
      Returns a type-specific iterator on the elements of this collection.
      Specified by:
      iterator in interface java.util.Collection<java.lang.Double>
      Specified by:
      iterator in interface DoubleCollection
      Specified by:
      iterator in interface DoubleIterable
      Specified by:
      iterator in interface java.lang.Iterable<java.lang.Double>
      Returns:
      a type-specific iterator on the elements of this collection.
      See Also:
      Iterable.iterator()

    • spliterator

      public DoubleSpliterator spliterator()
      Description copied from interface: DoubleCollection
      Returns a type-specific spliterator on the elements of this collection.

      See Collection.spliterator() for more documentation on the requirements of the returned spliterator.

      Specified by:
      spliterator in interface java.util.Collection<java.lang.Double>
      Specified by:
      spliterator in interface DoubleCollection
      Specified by:
      spliterator in interface DoubleIterable
      Specified by:
      spliterator in interface java.lang.Iterable<java.lang.Double>
      Returns:
      a type-specific spliterator on the elements of this collection.

    • stream

      @Deprecated public java.util.stream.Stream<java.lang.Double> stream()
      Deprecated.
      Description copied from interface: DoubleCollection
      Specified by:
      stream in interface java.util.Collection<java.lang.Double>
      Specified by:
      stream in interface DoubleCollection

    • parallelStream

      @Deprecated public java.util.stream.Stream<java.lang.Double> parallelStream()
      Deprecated.
      Description copied from interface: DoubleCollection
      Specified by:
      parallelStream in interface java.util.Collection<java.lang.Double>
      Specified by:
      parallelStream in interface DoubleCollection

    • clear

      public void clear()
      Specified by:
      clear in interface java.util.Collection<java.lang.Double>

    • toArray

      public <T> T[] toArray​(T[] a)
      Specified by:
      toArray in interface java.util.Collection<java.lang.Double>

    • toArray

      public java.lang.Object[] toArray()
      Specified by:
      toArray in interface java.util.Collection<java.lang.Double>

    • forEach

      public void forEach​(java.util.function.DoubleConsumer action)
      Description copied from interface: DoubleIterable
      Performs the given action for each element of this type-specific Iterable until all elements have been processed or the action throws an exception.
      Specified by:
      forEach in interface DoubleIterable
      Parameters:
      action - the action to be performed for each element.
      See Also:
      Iterable.forEach(java.util.function.Consumer)

    • containsAll

      public boolean containsAll​(java.util.Collection<?> c)
      Specified by:
      containsAll in interface java.util.Collection<java.lang.Double>

    • addAll

      public boolean addAll​(java.util.Collection<? extends java.lang.Double> c)
      Specified by:
      addAll in interface java.util.Collection<java.lang.Double>

    • removeAll

      public boolean removeAll​(java.util.Collection<?> c)
      Specified by:
      removeAll in interface java.util.Collection<java.lang.Double>

    • retainAll

      public boolean retainAll​(java.util.Collection<?> c)
      Specified by:
      retainAll in interface java.util.Collection<java.lang.Double>

    • removeIf

      public boolean removeIf​(java.util.function.DoublePredicate filter)
      Description copied from interface: DoubleCollection
      Remove from this collection all elements which satisfy the given predicate.
      Specified by:
      removeIf in interface DoubleCollection
      Parameters:
      filter - a predicate which returns true for elements to be removed.
      Returns:
      true if any elements were removed.
      See Also:
      Collection.removeIf(java.util.function.Predicate)

    • add

      @Deprecated public boolean add​(java.lang.Double k)
      Deprecated.
      Description copied from interface: DoubleCollection
      Specified by:
      add in interface java.util.Collection<java.lang.Double>
      Specified by:
      add in interface DoubleCollection

    • contains

      @Deprecated public boolean contains​(java.lang.Object k)
      Deprecated.
      Description copied from interface: DoubleCollection
      Specified by:
      contains in interface java.util.Collection<java.lang.Double>
      Specified by:
      contains in interface DoubleCollection

    • remove

      @Deprecated public boolean remove​(java.lang.Object k)
      Deprecated.
      Description copied from interface: DoubleCollection
      Specified by:
      remove in interface java.util.Collection<java.lang.Double>
      Specified by:
      remove in interface DoubleCollection

    • toDoubleArray

      public double[] toDoubleArray()
      Description copied from interface: DoubleCollection
      Returns a primitive type array containing the items of this collection.
      Specified by:
      toDoubleArray in interface DoubleCollection
      Returns:
      a primitive type array containing the items of this collection.
      See Also:
      Collection.toArray()

    • toDoubleArray

      @Deprecated public double[] toDoubleArray​(double[] a)
      Deprecated.
      Description copied from interface: DoubleCollection
      Returns a primitive type array containing the items of this collection.

      Note that, contrarily to Collection.toArray(Object[]), this methods just writes all elements of this collection: no special value will be added after the last one.

      Specified by:
      toDoubleArray in interface DoubleCollection
      Parameters:
      a - if this array is big enough, it will be used to store this collection.
      Returns:
      a primitive type array containing the items of this collection.
      See Also:
      Collection.toArray(Object[])

    • toArray

      public double[] toArray​(double[] a)
      Description copied from interface: DoubleCollection
      Returns an array containing all of the elements in this collection; the runtime type of the returned array is that of the specified array.

      Note that, contrarily to Collection.toArray(Object[]), this methods just writes all elements of this collection: no special value will be added after the last one.

      Specified by:
      toArray in interface DoubleCollection
      Parameters:
      a - if this array is big enough, it will be used to store this collection.
      Returns:
      a primitive type array containing the items of this collection.
      See Also:
      Collection.toArray(Object[])

    • containsAll

      public boolean containsAll​(DoubleCollection c)
      Description copied from interface: DoubleCollection
      Checks whether this collection contains all elements from the given type-specific collection.
      Specified by:
      containsAll in interface DoubleCollection
      Parameters:
      c - a type-specific collection.
      Returns:
      true if this collection contains all elements of the argument.
      See Also:
      Collection.containsAll(Collection)

    • addAll

      public boolean addAll​(DoubleCollection c)
      Description copied from interface: DoubleCollection
      Adds all elements of the given type-specific collection to this collection.
      Specified by:
      addAll in interface DoubleCollection
      Parameters:
      c - a type-specific collection.
      Returns:
      true if this collection changed as a result of the call.
      See Also:
      Collection.addAll(Collection)

    • removeAll

      public boolean removeAll​(DoubleCollection c)
      Description copied from interface: DoubleCollection
      Remove from this collection all elements in the given type-specific collection.
      Specified by:
      removeAll in interface DoubleCollection
      Parameters:
      c - a type-specific collection.
      Returns:
      true if this collection changed as a result of the call.
      See Also:
      Collection.removeAll(Collection)

    • retainAll

      public boolean retainAll​(DoubleCollection c)
      Description copied from interface: DoubleCollection
      Retains in this collection only elements from the given type-specific collection.
      Specified by:
      retainAll in interface DoubleCollection
      Parameters:
      c - a type-specific collection.
      Returns:
      true if this collection changed as a result of the call.
      See Also:
      Collection.retainAll(Collection)

    • doubleIterator

      public DoubleIterator doubleIterator()
      Description copied from interface: DoubleCollection
      Returns a primitive iterator on the elements of this collection.

      This method is identical to DoubleCollection.iterator(), as the type-specific iterator is already compatible with the JDK's primitive iterators. It only exists for compatibility with the other primitive types' Collections that have use for widened iterators.

      Specified by:
      doubleIterator in interface DoubleCollection
      Specified by:
      doubleIterator in interface DoubleIterable
      Returns:
      a primitive iterator on the elements of this collection.

    • doubleSpliterator

      public DoubleSpliterator doubleSpliterator()
      Description copied from interface: DoubleCollection
      Returns a primitive spliterator on the elements of this collection.

      This method is identical to DoubleCollection.spliterator(), as the type-specific spliterator is already compatible with the JDK's primitive spliterators. It only exists for compatibility with the other primitive types' Collections that have use for widened spliterators.

      Specified by:
      doubleSpliterator in interface DoubleCollection
      Specified by:
      doubleSpliterator in interface DoubleIterable
      Returns:
      a primitive spliterator on the elements of this collection.

    • doubleStream

      public java.util.stream.DoubleStream doubleStream()
      Description copied from interface: DoubleCollection
      Return a primitive stream over the elements, performing widening casts if needed.
      Specified by:
      doubleStream in interface DoubleCollection
      Returns:
      a primitive stream over the elements.
      See Also:
      Collection.stream(), IntStream

    • doubleParallelStream

      public java.util.stream.DoubleStream doubleParallelStream()
      Description copied from interface: DoubleCollection
      Return a parallel primitive stream over the elements, performing widening casts if needed.
      Specified by:
      doubleParallelStream in interface DoubleCollection
      Returns:
      a parallel primitive stream over the elements.
      See Also:
      Collection.parallelStream(), IntStream

    • toString

      public java.lang.String toString()
      Overrides:
      toString in class java.lang.Object