PropertyQuery<T> class

Property query base.

Implemented types

• Finalizable

Available extensions

• DoublePropertyQuery
• IntegerPropertyQuery
• StringPropertyQuery

Properties

caseSensitive ↔ bool

Available on PropertyQuery<String>, provided by the StringPropertyQuery extension

Get status of the case-sensitive configuration.

getter/setter pair

distinct ↔ bool

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Get the status of "distinct-values" configuration.

getter/setter pair

distinct ↔ bool

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Get the status of "distinct-values" configuration.

getter/setter pair

distinct ↔ bool

Available on PropertyQuery<String>, provided by the StringPropertyQuery extension

Get the status of "distinct-values" configuration.

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

average() → double

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Average value of the property over all objects matching the query.

average() → double

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Average value of the property over all objects matching the query.

close() → void

Close the property query, freeing its resources

count() → int

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Returns the count of non-null values.

count() → int

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Returns the count of non-null values.

count() → int

Available on PropertyQuery<String>, provided by the StringPropertyQuery extension

Returns the count of non-null values.

find({double? replaceNullWith}) → List<double>

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Returns values of this property matching the query.

find({int? replaceNullWith}) → List<int>

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Returns values of this property matching the query.

find({String? replaceNullWith}) → List<String>

Available on PropertyQuery<String>, provided by the StringPropertyQuery extension

Returns values of this property matching the query.

max() → double

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Maximum value of the property over all objects matching the query.

max() → int

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Maximum value of the property over all objects matching the query.

min() → double

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Minimum value of the property over all objects matching the query.

min() → int

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Minimum value of the property over all objects matching the query.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

sum() → double

Available on PropertyQuery<double>, provided by the DoublePropertyQuery extension

Sum of all property values over objects matching the query.

sum() → int

Available on PropertyQuery<int>, provided by the IntegerPropertyQuery extension

Sum of all property values over objects matching the query.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited