com.holonplatform.core.query

Interface QuerySort

All Superinterfaces:

Expression, Serializable

All Known Subinterfaces:

QuerySort.CompositeQuerySort, QuerySort.PathQuerySort<T>

public interface QuerySort
extends Serializable, Expression

A Query expression representing a sort condition.

Since:

4.4.0

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	QuerySort.CompositeQuerySort A QuerySort which represents a sort expressions list.
static interface	QuerySort.PathQuerySort<T> A QuerySort bound to a Path expression.
static interface	QuerySort.QuerySortResolver<T extends QuerySort> Convenience interface to create an ExpressionResolver to resolve a custom QuerySort class into a standard QuerySort.
static interface	QuerySort.QuerySortSupport<C extends QuerySort.QuerySortSupport<C>> Interface implemented by classes which support QuerySorts addition.
static class	QuerySort.SortDirection Sort direction (ascending or descending) definition

Nested classes/interfaces inherited from interface com.holonplatform.core.Expression

Expression.ExpressionResolverFunction<E extends Expression,R extends Expression>, Expression.InvalidExpressionException

Method Summary

Modifier and Type	Method and Description
default QuerySort	and(QuerySort sort) Combine this sort with given sort
static <T> QuerySort	asc(Path<T> path) Create a QuerySort on given path using QuerySort.SortDirection.ASCENDING sort direction.
static <T> QuerySort	desc(Path<T> path) Create a QuerySort on given path using QuerySort.SortDirection.DESCENDING sort direction.
static <S extends QuerySort> QuerySort	of(List<S> sorts) Build a multiple QuerySort using given sorts, in the order they are provided.
static <T> QuerySort	of(Path<T> path, boolean ascending) Create a QuerySort on given path using given sort direction
static <T> QuerySort	of(Path<T> path, QuerySort.SortDirection direction) Create a QuerySort on given path using given sort direction
static QuerySort	of(QuerySort... sorts) Build a multiple QuerySort using given sorts, in the order they are provided.

Methods inherited from interface com.holonplatform.core.Expression

validate

Method Detail

and

default QuerySort and(QuerySort sort)

Combine this sort with given sort

Parameters:

sort - Sort to combine

Returns:

A QuerySort using declaring this sort and than the given sort

asc

static <T> QuerySort asc(Path<T> path)

Create a QuerySort on given path using QuerySort.SortDirection.ASCENDING sort direction.

Type Parameters:

T - Path type

Parameters:

path - Path by which to sort (not null)

Returns:

QuerySort

desc

static <T> QuerySort desc(Path<T> path)

Create a QuerySort on given path using QuerySort.SortDirection.DESCENDING sort direction.

Type Parameters:

T - Path type

Parameters:

path - Path by which to sort (not null)

Returns:

QuerySort

of

static <T> QuerySort of(Path<T> path,
                        QuerySort.SortDirection direction)

Create a QuerySort on given path using given sort direction

Type Parameters:

T - Path type

Parameters:

path - Path by which to sort (not null)

direction - Sort direction

Returns:

QuerySort

of

static <T> QuerySort of(Path<T> path,
                        boolean ascending)

Create a QuerySort on given path using given sort direction

Type Parameters:

T - Path type

Parameters:

path - Path by which to sort (not null)

ascending - true for ascending or false for descending

Returns:

QuerySort

of

static QuerySort of(QuerySort... sorts)

Build a multiple QuerySort using given sorts, in the order they are provided.

Parameters:

sorts - Sorts (not null)

Returns:

A QuerySort representing a multiple sort on given, ordered, QuerySorts

of

static <S extends QuerySort> QuerySort of(List<S> sorts)

Build a multiple QuerySort using given sorts, in the order they are provided.

Type Parameters:

S - Actual sort type

Parameters:

sorts - Sorts

Returns:

A QuerySort representing a multiple sort on given QuerySorts