Package org.apache.calcite.linq4j

Class Linq4j.CollectionEnumerable<T>

java.lang.Object

org.apache.calcite.linq4j.DefaultEnumerable<T>

org.apache.calcite.linq4j.AbstractEnumerable2<T>

org.apache.calcite.linq4j.Linq4j.IterableEnumerable<T>

org.apache.calcite.linq4j.Linq4j.CollectionEnumerable<T>

Type Parameters:

T - element type

All Implemented Interfaces:

java.lang.Iterable<T>, Enumerable<T>, ExtendedEnumerable<T>, ExtendedOrderedEnumerable<T>, OrderedEnumerable<T>, RawEnumerable<T>

Direct Known Subclasses:

Linq4j.ListEnumerable

Enclosing class:

Linq4j

static class Linq4j.CollectionEnumerable<T>
extends Linq4j.IterableEnumerable<T>

Collection enumerable.

Field Summary

Fields inherited from class org.apache.calcite.linq4j.Linq4j.IterableEnumerable

iterable

Constructor Summary

Constructors

Constructor	Description
CollectionEnumerable(java.util.Collection<T> iterable)

Method Summary

Modifier and Type	Method	Description
boolean	any()	Determines whether a sequence contains any elements.
boolean	contains(T element)	Determines whether a sequence contains a specified element by using the default equality comparer.
int	count()	Returns the number of elements in a sequence.
protected java.util.Collection<T>	getCollection()
long	longCount()	Returns an long that represents the total number of elements in a sequence.

Methods inherited from class org.apache.calcite.linq4j.Linq4j.IterableEnumerable

iterator

Methods inherited from class org.apache.calcite.linq4j.AbstractEnumerable2

enumerator

Methods inherited from class org.apache.calcite.linq4j.DefaultEnumerable

aggregate, aggregate, aggregate, all, any, asEnumerable, asOrderedQueryable, asQueryable, average, average, average, average, average, average, average, average, average, average, cast, concat, contains, correlateJoin, count, createOrderedEnumerable, defaultIfEmpty, defaultIfEmpty, distinct, distinct, elementAt, elementAtOrDefault, except, except, first, first, firstOrDefault, firstOrDefault, foreach, getThis, getThisOrdered, groupBy, groupBy, groupBy, groupBy, groupBy, groupBy, groupBy, groupBy, groupBy, groupBy, groupJoin, groupJoin, intersect, intersect, into, join, join, join, last, last, lastOrDefault, lastOrDefault, longCount, max, max, max, max, max, max, max, max, max, max, max, max, min, min, min, min, min, min, min, min, min, min, min, min, ofType, orderBy, orderBy, orderByDescending, orderByDescending, removeAll, reverse, select, select, selectMany, selectMany, selectMany, selectMany, sequenceEqual, sequenceEqual, single, single, singleOrDefault, singleOrDefault, skip, skipWhile, skipWhile, sum, sum, sum, sum, sum, sum, sum, sum, sum, sum, take, takeWhile, takeWhile, thenBy, thenBy, thenByDescending, thenByDescending, toList, toLookup, toLookup, toLookup, toLookup, toMap, toMap, toMap, toMap, union, union, where, where, zip

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

CollectionEnumerable

CollectionEnumerable(java.util.Collection<T> iterable)

Method Detail

getCollection

protected java.util.Collection<T> getCollection()

count

public int count()

Description copied from interface: ExtendedEnumerable

Returns the number of elements in a sequence.

Specified by:

count in interface ExtendedEnumerable<T>

Overrides:

count in class DefaultEnumerable<T>

longCount

public long longCount()

Description copied from interface: ExtendedEnumerable

Returns an long that represents the total number of elements in a sequence.

Specified by:

longCount in interface ExtendedEnumerable<T>

Overrides:

longCount in class DefaultEnumerable<T>

contains

public boolean contains(T element)

Description copied from interface: ExtendedEnumerable

Determines whether a sequence contains a specified element by using the default equality comparer.

Specified by:

contains in interface ExtendedEnumerable<T>

Overrides:

contains in class DefaultEnumerable<T>

any

public boolean any()

Description copied from interface: ExtendedEnumerable

Determines whether a sequence contains any elements. (Defined by Enumerable.)

Specified by:

any in interface ExtendedEnumerable<T>

Overrides:

any in class Linq4j.IterableEnumerable<T>