# Changelog

## Unreleased

* Changed error handling, `InMemoryExporter` will now throw
  `ObjectDisposedException` if `Export` is invoked after the exporter is
  disposed.
  ([#3607](https://github.com/open-telemetry/opentelemetry-dotnet/issues/3607))

## 1.4.0-alpha.2

Released 2022-Aug-18

## 1.4.0-alpha.1

Released 2022-Aug-02

* `InMemoryExporter` will now buffer scopes when exporting `LogRecord`
  ([#3360](https://github.com/open-telemetry/opentelemetry-dotnet/pull/3360))

* The `MetricReaderOptions` defaults can be overridden using
  `OTEL_METRIC_EXPORT_INTERVAL` and `OTEL_METRIC_EXPORT_TIMEOUT`
  environmental variables as defined in the
  [specification](https://github.com/open-telemetry/opentelemetry-specification/blob/v1.12.0/specification/sdk-environment-variables.md#periodic-exporting-metricreader).
  ([#3424](https://github.com/open-telemetry/opentelemetry-dotnet/pull/3424))

## 1.3.0

Released 2022-Jun-03

## 1.3.0-rc.2

Released 2022-June-1

* Adds new `AddInMemoryExporter` extension method to export `Metric` as new
  type `MetricSnapshot`.
  ([#2361](https://github.com/open-telemetry/opentelemetry-dotnet/issues/2361))

## 1.3.0-beta.2

Released 2022-May-16

## 1.3.0-beta.1

Released 2022-Apr-15

* Removes .NET Framework 4.6.1. The minimum .NET Framework
  version supported is .NET 4.6.2. ([#3190](https://github.com/open-telemetry/opentelemetry-dotnet/issues/3190))

## 1.2.0-rc5

Released 2022-Apr-12

## 1.2.0-rc4

Released 2022-Mar-30

## 1.2.0-rc3

Released 2022-Mar-04

* Adds the ability to configure `MetricReaderOptions` via the
  `AddInMemoryExporter` extension method.
  ([#2931](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2931))

## 1.2.0-rc2

Released 2022-Feb-02

## 1.2.0-rc1

Released 2021-Nov-29

## 1.2.0-beta2

Released 2021-Nov-19

## 1.2.0-beta1

Released 2021-Oct-08

## 1.2.0-alpha4

Released 2021-Sep-23

## 1.2.0-alpha3

Released 2021-Sep-13

## 1.2.0-alpha2

Released 2021-Aug-24

* Add Metrics
  support.([#2192](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2192))

## 1.2.0-alpha1

Released 2021-Jul-23

* Removes support for .NET Framework 4.5.2 and 4.6. The minimum .NET Framework
  version supported is .NET 4.6.1.
  ([#2138](https://github.com/open-telemetry/opentelemetry-dotnet/issues/2138))

## 1.1.0

Released 2021-Jul-12

* Supports OpenTelemetry.Extensions.Hosting based configuration for
  `InMemoryExporter`
  ([#2129](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2129))

## 1.1.0-rc1

Released 2021-Jun-25

## 1.1.0-beta4

Released 2021-Jun-09

## 1.1.0-beta3

Released 2021-May-11

## 1.1.0-beta2

Released 2021-Apr-23

## 1.1.0-beta1

Released 2021-Mar-19

## 1.0.1

Released 2021-Feb-10

## 1.0.0-rc4

Released 2021-Feb-09

## 1.0.0-rc3

Released 2021-Feb-04

## 1.0.0-rc2

Released 2021-Jan-29

* `AddInMemoryExporter` extension method for traces moved from `OpenTelemetry`
  namespace to `OpenTelemetry.Trace` namespace.
  ([#1576](https://github.com/open-telemetry/opentelemetry-dotnet/pull/1576))
* `AddInMemoryExporter` extension method for logs moved from
  `Microsoft.Extensions.Logging` namespace to `OpenTelemetry.Logs` namespace.
  ([#1576](https://github.com/open-telemetry/opentelemetry-dotnet/pull/1576))

## 1.0.0-rc1.1

Released 2020-Nov-17

* Updated AddInMemoryExporter extension methods for TracerProviderBuilder and
  OpenTelemetryLoggerOptions
  ([#1514](https://github.com/open-telemetry/opentelemetry-dotnet/pull/1514))

## 0.8.0-beta.1

Released 2020-Nov-5

## 0.7.0-beta.1

Released 2020-Oct-16

* Initial release
