CQLQuery class

A query based on the Common Query Language (CQL2).

References:

• OGC API - Features - Part 3: Filtering (draft).
• Common Query Language, CQL2 draft.

Annotations

• @immutable

Constructors

CQLQuery.fromJson(Map<String, dynamic> filter, {CoordRefSys? filterCrs})

Creates a query based on the the cql2-json encoding of the Common Query Language (CQL2).

CQLQuery.fromText(String filter, {CoordRefSys? filterCrs})

Creates a query based on the the cql2-text encoding of the Common Query Language (CQL2).

const

Properties

filter → String

The filter expression of filterLang to be applied when retrieving resources.

no setter

filterCrs → CoordRefSys?

An optional coordinate reference system used by the filter expression.

no setter

filterLang → String

The predicate language that filter conforms to.

no setter

hashCode → int

The hash code for this object.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

override

Constants

filterLangCQL2Json → const String

The JSON encoding of CQL2 (Common Query Language).

filterLangCQL2Text → const String

The text encoding of CQL2 (Common Query Language).