Class SequencedBase<T>

Base class (abstract) for sequenced collection implementations.

Inheritance
System.Object
EnumerableBase<T>
CollectionValueBase<T>
CollectionBase<T>
DirectedCollectionBase<T>
SequencedBase<T>
CircularQueue<T>
TreeSet<T>
Implements
System.IFormattable
System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: Lucene.Net.Support.C5
Assembly: Lucene.Net.dll
Syntax
public abstract class SequencedBase<T> : DirectedCollectionBase<T>, IDirectedCollectionValue<T>, ICollectionValue<T>, IShowable, IFormattable, IDirectedEnumerable<T>, IEnumerable<T>, IEnumerable
Type Parameters
Name Description
T

Constructors

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SequencedBase(IEqualityComparer<T>, MemoryType)

Declaration
protected SequencedBase(IEqualityComparer<T> itemequalityComparer, MemoryType memoryType)
Parameters
Type Name Description
System.Collections.Generic.IEqualityComparer<T> itemequalityComparer
MemoryType memoryType

The type of memory for the enumerator used to iterate the collection

Properties

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Direction

Forwards
if same, else 
Backwards
Declaration
public override EnumerationDirection Direction { get; }
Property Value
Type Description
EnumerationDirection

The enumeration direction relative to the original collection.
Overrides
Lucene.Net.Support.C5.DirectedCollectionBase<T>.Direction

Methods

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ComputeHashCode(ISequenced<T>, IEqualityComparer<T>)

Compute the unsequenced hash code of a collection

Declaration
public static int ComputeHashCode(ISequenced<T> items, IEqualityComparer<T> itemequalityComparer)
Parameters
Type Name Description
ISequenced<T> items

The collection to compute hash code for
System.Collections.Generic.IEqualityComparer<T> itemequalityComparer

The item equalitySCG.Comparer
Returns
Type Description
System.Int32

The hash code
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FindIndex(Func<T, Boolean>)

Check if there exists an item that satisfies a specific predicate in this collection and return the index of the first one.

Declaration
public int FindIndex(Func<T, bool> predicate)
Parameters
Type Name Description
System.Func<T, System.Boolean> predicate

A delegate defining the predicate
Returns
Type Description
System.Int32

the index, if found, a negative value else
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FindLastIndex(Func<T, Boolean>)

Check if there exists an item that satisfies a specific predicate in this collection and return the index of the last one.

Declaration
public int FindLastIndex(Func<T, bool> predicate)
Parameters
Type Name Description
System.Func<T, System.Boolean> predicate

A delegate defining the predicate
Returns
Type Description
System.Int32

the index, if found, a negative value else
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GetSequencedHashCode()

Get the sequenced collection hash code of this collection: from the cached value if present and up to date, else (re)compute.

Declaration
public virtual int GetSequencedHashCode()
Returns
Type Description
System.Int32

The hash code
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SequencedEquals(ISequenced<T>)

Check if the contents of that is equal to the contents of this in the sequenced sense. Using the item equalityComparer of this collection.

Declaration
public virtual bool SequencedEquals(ISequenced<T> otherCollection)
Parameters
Type Name Description
ISequenced<T> otherCollection

The collection to compare to.
Returns
Type Description
System.Boolean

True if equal
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StaticEquals(ISequenced<T>, ISequenced<T>, IEqualityComparer<T>)

Examine if tit and tat are equal as sequenced collections using the specified item equalityComparer (assumed compatible with the two collections).

Declaration
public static bool StaticEquals(ISequenced<T> collection1, ISequenced<T> collection2, IEqualityComparer<T> itemequalityComparer)
Parameters
Type Name Description
ISequenced<T> collection1

The first collection
ISequenced<T> collection2

The second collection
System.Collections.Generic.IEqualityComparer<T> itemequalityComparer

The item equalityComparer to use for comparison
Returns
Type Description
System.Boolean

True if equal

Implements

System.IFormattable
System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable

Extension Methods