Span class

Represents a telemetry span - a segment of work with timing.

Spans can be nested to represent parent-child relationships.

Constructors

Span({required String spanId, required String name, required DateTime startTime, DateTime? endTime, Duration duration = Duration.zero, String? parentSpanId, String? traceId, Map<String, String> attributes = const {}})

const

Properties

attributes → Map<String, String>

Additional attributes associated with this span.

final

duration → Duration

Duration of the span.

final

endTime → DateTime?

Timestamp when the span ended.

final

hashCode → int

The hash code for this object.

no setter, inherited

name → String

Name of the span (e.g., "odbc.query.execution").

final

parentSpanId → String?

Parent span ID if this is a child span.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

spanId → String

Unique identifier for this span.

final

startTime → DateTime

Timestamp when the span started.

final

traceId → String?

Trace ID this span belongs to.

final

Methods

copyWith({Map<String, String>? attributes, DateTime? endTime, String? parentSpanId}) → Span

Returns a copy of this span with updated attributes.

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.

inherited