Uses of Interface
org.apache.calcite.linq4j.function.Predicate1

Packages that use Predicate1

Package	Description
org.apache.calcite.linq4j	Language-integrated query for Java (linq4j) main package.
org.apache.calcite.linq4j.function	Contains definitions of functions and predicates.

Uses of Predicate1 in org.apache.calcite.linq4j

Methods in org.apache.calcite.linq4j with parameters of type Predicate1

Modifier and Type	Method	Description
boolean	DefaultEnumerable.all(Predicate1<T> predicate)
static <TSource> boolean	EnumerableDefaults.all(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Determines whether all elements of a sequence satisfy a condition.
boolean	ExtendedEnumerable.all(Predicate1<TSource> predicate)	Determines whether all elements of a sequence satisfy a condition.
boolean	DefaultEnumerable.any(Predicate1<T> predicate)
static <TSource> boolean	EnumerableDefaults.any(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Determines whether any element of a sequence satisfies a condition.
boolean	ExtendedEnumerable.any(Predicate1<TSource> predicate)	Determines whether any element of a sequence satisfies a condition.
int	DefaultEnumerable.count(Predicate1<T> predicate)
static <TSource> int	EnumerableDefaults.count(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Returns a number that represents how many elements in the specified sequence satisfy a condition.
int	ExtendedEnumerable.count(Predicate1<TSource> predicate)	Returns a number that represents how many elements in the specified sequence satisfy a condition.
T	DefaultEnumerable.first(Predicate1<T> predicate)
static <TSource> TSource	EnumerableDefaults.first(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Returns the first element in a sequence that satisfies a specified condition.
TSource	ExtendedEnumerable.first(Predicate1<TSource> predicate)	Returns the first element in a sequence that satisfies a specified condition.
T	DefaultEnumerable.firstOrDefault(Predicate1<T> predicate)
static <TSource> TSource	EnumerableDefaults.firstOrDefault(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Returns the first element of the sequence that satisfies a condition or a default value if no such element is found.
TSource	ExtendedEnumerable.firstOrDefault(Predicate1<TSource> predicate)	Returns the first element of the sequence that satisfies a condition or a default value if no such element is found.
T	DefaultEnumerable.last(Predicate1<T> predicate)
static <TSource> TSource	EnumerableDefaults.last(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Returns the last element of a sequence that satisfies a specified condition.
TSource	ExtendedEnumerable.last(Predicate1<TSource> predicate)	Returns the last element of a sequence that satisfies a specified condition.
T	DefaultEnumerable.lastOrDefault(Predicate1<T> predicate)
static <TSource> TSource	EnumerableDefaults.lastOrDefault(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Returns the last element of a sequence that satisfies a condition or a default value if no such element is found.
TSource	ExtendedEnumerable.lastOrDefault(Predicate1<TSource> predicate)	Returns the last element of a sequence that satisfies a condition or a default value if no such element is found.
long	DefaultEnumerable.longCount(Predicate1<T> predicate)
static <TSource> long	EnumerableDefaults.longCount(Enumerable<TSource> enumerable, Predicate1<TSource> predicate)	Returns an long that represents how many elements in a sequence satisfy a condition.
long	ExtendedEnumerable.longCount(Predicate1<TSource> predicate)	Returns an long that represents how many elements in a sequence satisfy a condition.
T	DefaultEnumerable.single(Predicate1<T> predicate)
static <TSource> TSource	EnumerableDefaults.single(Enumerable<TSource> source, Predicate1<TSource> predicate)	Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists.
TSource	ExtendedEnumerable.single(Predicate1<TSource> predicate)	Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists.
T	DefaultEnumerable.singleOrDefault(Predicate1<T> predicate)
static <TSource> TSource	EnumerableDefaults.singleOrDefault(Enumerable<TSource> source, Predicate1<TSource> predicate)	Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
TSource	ExtendedEnumerable.singleOrDefault(Predicate1<TSource> predicate)	Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
Enumerable<T>	DefaultEnumerable.skipWhile(Predicate1<T> predicate)
static <TSource> Enumerable<TSource>	EnumerableDefaults.skipWhile(Enumerable<TSource> source, Predicate1<TSource> predicate)	Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements.
Enumerable<TSource>	ExtendedEnumerable.skipWhile(Predicate1<TSource> predicate)	Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements.
Enumerable<T>	DefaultEnumerable.takeWhile(Predicate1<T> predicate)
static <TSource> Enumerable<TSource>	EnumerableDefaults.takeWhile(Enumerable<TSource> source, Predicate1<TSource> predicate)	Returns elements from a sequence as long as a specified condition is true.
Enumerable<TSource>	ExtendedEnumerable.takeWhile(Predicate1<TSource> predicate)	Returns elements from a sequence as long as a specified condition is true.
Enumerable<T>	DefaultEnumerable.where(Predicate1<T> predicate)
static <TSource> Enumerable<TSource>	EnumerableDefaults.where(Enumerable<TSource> source, Predicate1<TSource> predicate)	Filters a sequence of values based on a predicate.
private static <TSource> Enumerator<TSource>	EnumerableDefaults.where(Enumerator<TSource> enumerator, Predicate1<TSource> predicate)
Enumerable<TSource>	ExtendedEnumerable.where(Predicate1<TSource> predicate)	Filters a sequence of values based on a predicate.

Method parameters in org.apache.calcite.linq4j with type arguments of type Predicate1

Modifier and Type	Method	Description
boolean	DefaultQueryable.all(FunctionExpression<Predicate1<T>> predicate)
boolean	EnumerableQueryable.all(FunctionExpression<Predicate1<T>> predicate)
boolean	ExtendedQueryable.all(FunctionExpression<Predicate1<TSource>> predicate)	Determines whether all the elements of a sequence satisfy a condition.
static <T> boolean	QueryableDefaults.all(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Determines whether all the elements of a sequence satisfy a condition.
boolean	QueryableFactory.all(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Determines whether all the elements of a sequence satisfy a condition.
boolean	QueryableRecorder.all(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
boolean	DefaultQueryable.any(FunctionExpression<Predicate1<T>> predicate)
boolean	EnumerableQueryable.any(FunctionExpression<Predicate1<T>> predicate)
boolean	ExtendedQueryable.any(FunctionExpression<Predicate1<TSource>> predicate)	Determines whether any element of a sequence satisfies a condition.
static <T> boolean	QueryableDefaults.any(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Determines whether any element of a sequence satisfies a condition.
boolean	QueryableFactory.any(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Determines whether any element of a sequence satisfies a condition.
boolean	QueryableRecorder.any(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
int	DefaultQueryable.count(FunctionExpression<Predicate1<T>> func)
int	EnumerableQueryable.count(FunctionExpression<Predicate1<T>> predicate)
int	ExtendedQueryable.count(FunctionExpression<Predicate1<TSource>> predicate)	Returns the number of elements in the specified sequence that satisfies a condition.
static <T> int	QueryableDefaults.count(Queryable<T> queryable, FunctionExpression<Predicate1<T>> func)	Returns the number of elements in the specified sequence that satisfies a condition.
int	QueryableFactory.count(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the number of elements in the specified sequence that satisfies a condition.
int	QueryableRecorder.count(Queryable<T> source, FunctionExpression<Predicate1<T>> func)
T	DefaultQueryable.first(FunctionExpression<Predicate1<T>> predicate)
T	EnumerableQueryable.first(FunctionExpression<Predicate1<T>> predicate)
TSource	ExtendedQueryable.first(FunctionExpression<Predicate1<TSource>> predicate)	Returns the first element of a sequence that satisfies a specified condition.
static <T> T	QueryableDefaults.first(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Returns the first element of a sequence that satisfies a specified condition.
T	QueryableFactory.first(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the first element of a sequence that satisfies a specified condition.
T	QueryableRecorder.first(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
T	DefaultQueryable.firstOrDefault(FunctionExpression<Predicate1<T>> predicate)
T	EnumerableQueryable.firstOrDefault(FunctionExpression<Predicate1<T>> predicate)
TSource	ExtendedQueryable.firstOrDefault(FunctionExpression<Predicate1<TSource>> predicate)	Returns the first element of a sequence that satisfies a specified condition or a default value if no such element is found.
static <T> T	QueryableDefaults.firstOrDefault(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Returns the first element of a sequence that satisfies a specified condition or a default value if no such element is found.
T	QueryableFactory.firstOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the first element of a sequence that satisfies a specified condition or a default value if no such element is found.
T	QueryableRecorder.firstOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
T	DefaultQueryable.last(FunctionExpression<Predicate1<T>> predicate)
T	EnumerableQueryable.last(FunctionExpression<Predicate1<T>> predicate)
TSource	ExtendedQueryable.last(FunctionExpression<Predicate1<TSource>> predicate)	Returns the last element of a sequence that satisfies a specified condition.
static <T> T	QueryableDefaults.last(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Returns the last element of a sequence that satisfies a specified condition.
T	QueryableFactory.last(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the last element of a sequence that satisfies a specified condition.
T	QueryableRecorder.last(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
T	DefaultQueryable.lastOrDefault(FunctionExpression<Predicate1<T>> predicate)
T	EnumerableQueryable.lastOrDefault(FunctionExpression<Predicate1<T>> predicate)
TSource	ExtendedQueryable.lastOrDefault(FunctionExpression<Predicate1<TSource>> predicate)	Returns the last element of a sequence that satisfies a condition or a default value if no such element is found.
static <T> T	QueryableDefaults.lastOrDefault(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Returns the last element of a sequence that satisfies a condition or a default value if no such element is found.
T	QueryableFactory.lastOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the last element of a sequence that satisfies a condition or a default value if no such element is found.
T	QueryableRecorder.lastOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
long	DefaultQueryable.longCount(FunctionExpression<Predicate1<T>> predicate)
long	EnumerableQueryable.longCount(FunctionExpression<Predicate1<T>> predicate)
long	ExtendedQueryable.longCount(FunctionExpression<Predicate1<TSource>> predicate)	Returns an long that represents the number of elements in a sequence that satisfy a condition.
static <T> long	QueryableDefaults.longCount(Queryable<T> queryable, FunctionExpression<Predicate1<T>> predicate)	Returns an long that represents the number of elements in a sequence that satisfy a condition.
long	QueryableFactory.longCount(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns an long that represents the number of elements in a sequence that satisfy a condition.
long	QueryableRecorder.longCount(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
T	DefaultQueryable.single(FunctionExpression<Predicate1<T>> predicate)
T	EnumerableQueryable.single(FunctionExpression<Predicate1<T>> predicate)
TSource	ExtendedQueryable.single(FunctionExpression<Predicate1<TSource>> predicate)	Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists.
static <T> T	QueryableDefaults.single(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists.
T	QueryableFactory.single(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists.
T	QueryableRecorder.single(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
T	DefaultQueryable.singleOrDefault(FunctionExpression<Predicate1<T>> predicate)
T	EnumerableQueryable.singleOrDefault(FunctionExpression<Predicate1<T>> predicate)
TSource	ExtendedQueryable.singleOrDefault(FunctionExpression<Predicate1<TSource>> predicate)	Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
static <T> T	QueryableDefaults.singleOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
T	QueryableFactory.singleOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
T	QueryableRecorder.singleOrDefault(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
Queryable<T>	DefaultQueryable.skipWhile(FunctionExpression<Predicate1<T>> predicate)
Queryable<T>	EnumerableQueryable.skipWhile(FunctionExpression<Predicate1<T>> predicate)
Queryable<TSource>	ExtendedQueryable.skipWhile(FunctionExpression<Predicate1<TSource>> predicate)	Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements.
static <T> Queryable<T>	QueryableDefaults.skipWhile(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements.
Queryable<T>	QueryableFactory.skipWhile(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements.
Queryable<T>	QueryableRecorder.skipWhile(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
Queryable<T>	DefaultQueryable.takeWhile(FunctionExpression<Predicate1<T>> predicate)
Queryable<T>	EnumerableQueryable.takeWhile(FunctionExpression<Predicate1<T>> predicate)
Queryable<TSource>	ExtendedQueryable.takeWhile(FunctionExpression<Predicate1<TSource>> predicate)	Returns elements from a sequence as long as a specified condition is true.
static <T> Queryable<T>	QueryableDefaults.takeWhile(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns elements from a sequence as long as a specified condition is true.
Queryable<T>	QueryableFactory.takeWhile(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Returns elements from a sequence as long as a specified condition is true.
Queryable<T>	QueryableRecorder.takeWhile(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)
Queryable<T>	DefaultQueryable.where(FunctionExpression<? extends Predicate1<T>> predicate)
Queryable<T>	EnumerableQueryable.where(FunctionExpression<? extends Predicate1<T>> predicate)
Queryable<TSource>	ExtendedQueryable.where(FunctionExpression<? extends Predicate1<TSource>> predicate)	Filters a sequence of values based on a predicate.
static <T> Queryable<T>	QueryableDefaults.where(Queryable<T> source, FunctionExpression<Predicate1<T>> predicate)	Filters a sequence of values based on a predicate.
Queryable<T>	QueryableFactory.where(Queryable<T> source, FunctionExpression<? extends Predicate1<T>> predicate)	Filters a sequence of values based on a predicate.
Queryable<T>	QueryableRecorder.where(Queryable<T> source, FunctionExpression<? extends Predicate1<T>> predicate)

Uses of Predicate1 in org.apache.calcite.linq4j.function

Fields in org.apache.calcite.linq4j.function declared as Predicate1

Modifier and Type	Field	Description
static Predicate1<Object>	Predicate1.FALSE	Predicate that always evaluates to false.
static Predicate1<Object>	Predicate1.TRUE	Predicate that always evaluates to true.

Methods in org.apache.calcite.linq4j.function that return Predicate1

Modifier and Type	Method	Description
static <T> Predicate1<T>	Functions.falsePredicate1()	A predicate with one parameter that always returns true.
static <T,T2> Predicate1<T>	Functions.ofTypePredicate(Class<T2> clazz)	Creates a predicate that returns whether an object is an instance of a particular type or is null.
private static <T> Predicate1<T>	Functions.toPredicate(Function1<T,Boolean> function)	Converts a 1-parameter function to a predicate.
static <T> Predicate1<T>	Functions.truePredicate1()	A predicate with one parameter that always returns true.

Methods in org.apache.calcite.linq4j.function with parameters of type Predicate1

Modifier and Type	Method	Description
static <E> boolean	Functions.all(List<? extends E> list, Predicate1<E> predicate)	Returns whether predicate is true for all elements of list.
static <E> boolean	Functions.exists(List<? extends E> list, Predicate1<E> predicate)	Returns whether there is an element in list for which predicate is true.
static <E> List<E>	Functions.filter(List<E> list, Predicate1<E> predicate)	Returns a list that contains only elements of list that match predicate.
static <T1,T2> Predicate2<T1,T2>	Functions.toPredicate2(Predicate1<T1> p1)