Update docs and code comments to not refer to old consumerdata (#2511)

* Update docs and code comments to not refer to old consumerdata

Updates #2482

Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com>

* Update processor/README.md

Co-authored-by: Tigran Najaryan <4194920+tigrannajaryan@users.noreply.github.com>

Co-authored-by: Tigran Najaryan <4194920+tigrannajaryan@users.noreply.github.com>

component/componenttest/example_factories.go

@@ -287,7 +287,7 @@ func (f *ExampleExporterFactory) CustomUnmarshaler() component.CustomUnmarshaler
 	}
 }
 
-// CreateTraceExporter creates a trace exporter based on this config.
+// CreateTracesExporter creates a trace exporter based on this config.
 func (f *ExampleExporterFactory) CreateTracesExporter(
 	_ context.Context,
 	_ component.ExporterCreateParams,
@@ -330,13 +330,13 @@ func (exp *ExampleExporterConsumer) Start(_ context.Context, _ component.Host) e
 	return nil
 }
 
-// ConsumeTraceData receives consumerdata.TraceData for processing by the TracesConsumer.
+// ConsumeTraces receives pdata.Traces for processing by the TracesConsumer.
 func (exp *ExampleExporterConsumer) ConsumeTraces(_ context.Context, td pdata.Traces) error {
 	exp.Traces = append(exp.Traces, td)
 	return nil
 }
 
-// ConsumeMetricsData receives consumerdata.MetricsData for processing by the MetricsConsumer.
+// ConsumeMetrics receives pdata.Metrics for processing by the MetricsConsumer.
 func (exp *ExampleExporterConsumer) ConsumeMetrics(_ context.Context, md pdata.Metrics) error {
 	exp.Metrics = append(exp.Metrics, md)
 	return nil

component/receiver.go

@@ -32,8 +32,7 @@ type Receiver interface {
 // Its purpose is to translate data from the wild into internal trace format.
 // TracesReceiver feeds a consumer.TracesConsumer with data.
 //
-// For example it could be Zipkin data source which translates
-// Zipkin spans into consumerdata.TraceData.
+// For example it could be Zipkin data source which translates Zipkin spans into pdata.Traces.
 type TracesReceiver interface {
 	Receiver
 }
@@ -42,8 +41,7 @@ type TracesReceiver interface {
 // Its purpose is to translate data from the wild into internal metrics format.
 // MetricsReceiver feeds a consumer.MetricsConsumer with data.
 //
-// For example it could be Prometheus data source which translates
-// Prometheus metrics into consumerdata.MetricsData.
+// For example it could be Prometheus data source which translates Prometheus metrics into pdata.Metrics.
 type MetricsReceiver interface {
 	Receiver
 }

consumer/pdata/trace.go

@@ -22,8 +22,6 @@ import (
 // This file defines in-memory data structures to represent traces (spans).
 
 // Traces is the top-level struct that is propagated through the traces pipeline.
-// This is the newer version of consumerdata.Traces, but uses more efficient
-// in-memory representation.
 type Traces struct {
 	orig *[]*otlptrace.ResourceSpans
 }

exporter/README.md

@@ -87,13 +87,12 @@ service:
 
 When multiple exporters are configured to send the same data (e.g. by configuring multiple
 exporters for the same pipeline) the exporters will have a shared access to the data.
-Exporters get access to this shared data when `ConsumeTraceData`/`ConsumeMetricsData`
-function is called. Exporters MUST NOT modify the `TraceData`/`MetricsData` argument of
+Exporters get access to this shared data when `ConsumeTraces`/`ConsumeMetrics`/`ConsumeLogs`
+function is called. Exporters MUST NOT modify the `pdata.Traces`/`pdata.Metrics`/`pdata.Logs` argument of
 these functions. If the exporter needs to modify the data while performing the exporting
 the exporter can clone the data and perform the modification on the clone or use a
-copy-on-write approach for individual sub-parts of `TraceData`/`MetricsData` argument.
-Any approach that does not mutate the original `TraceData`/`MetricsData` argument
-(including referenced data, such as `Node`, `Resource`, `Spans`, etc) is allowed.
+copy-on-write approach for individual sub-parts of `pdata.Traces`/`pdata.Metrics`/`pdata.Logs`.
+Any approach that does not mutate the original `pdata.Traces`/`pdata.Metrics`/`pdata.Logs` is allowed.
 
 ## Proxy Support
 

exporter/exporterhelper/tracehelper_test.go

@@ -101,7 +101,7 @@ func TestTraceExporter_Default_ReturnError(t *testing.T) {
 	require.NotNil(t, te)
 
 	err = te.ConsumeTraces(context.Background(), td)
-	require.Equalf(t, want, err, "ConsumeTraceData returns: Want %v Got %v", want, err)
+	require.Equal(t, want, err)
 }
 
 func TestTraceExporter_WithRecordMetrics(t *testing.T) {

obsreport/obsreport_receiver.go

@@ -110,7 +110,7 @@ type StartReceiveOption func(*StartReceiveOptions)
 //
 // Example:
 //
-//    func (r *receiver) ClientConnect(ctx context.Context, rcvChan <-chan consumerdata.TraceData) {
+//    func (r *receiver) ClientConnect(ctx context.Context, rcvChan <-chan pdata.Traces) {
 //        longLivedCtx := obsreport.ReceiverContext(ctx, r.config.Name(), r.transport, "")
 //        for {
 //            // Since the context outlives the individual receive operations call obsreport using
@@ -124,7 +124,7 @@ type StartReceiveOption func(*StartReceiveOptions)
 //            td, ok := <-rcvChan
 //            var err error
 //            if ok {
-//                err = r.nextConsumer.ConsumeTraceData(ctx, td)
+//                err = r.nextConsumer.ConsumeTraces(ctx, td)
 //            }
 //            obsreport.EndTraceDataReceiveOp(
 //                ctx,

processor/README.md

@@ -47,9 +47,10 @@ processor documentation for more information.
 
 ## <a name="data-ownership"></a>Data Ownership
 
-The ownership of the `TraceData` and `MetricsData` in a pipeline is passed as the data travels
-through the pipeline. The data is created by the receiver and then the ownership is passed
-to the first processor when `ConsumeTraceData`/`ConsumeMetricsData` function is called.
+The ownership of the `pdata.Traces`, `pdata.Metrics` and `pdata.Logs` data in a pipeline
+is passed as the data travels through the pipeline. The data is created by the receiver
+and then the ownership is passed to the first processor when `ConsumeTraces`/`ConsumeMetrics`/`ConsumeLogs`
+function is called.
 
 Note: the receiver may be attached to multiple pipelines, in which case the same data
 will be passed to all attached pipelines via a data fan-out connector.
@@ -79,8 +80,8 @@ data and the data can be safely modified in the pipeline.
 
 The exclusive ownership of data allows processors to freely modify the data while
 they own it (e.g. see `attributesprocessor`). The duration of ownership of the data
-by processor is from the beginning of `ConsumeTraceData`/`ConsumeMetricsData` call
-until the processor calls the next processor's `ConsumeTraceData`/`ConsumeMetricsData`
+by processor is from the beginning of `ConsumeTraces`/`ConsumeMetrics`/`ConsumeLogs` 
+call until the processor calls the next processor's `ConsumeTraces`/`ConsumeMetrics`/`ConsumeLogs`
 function, which passes the ownership to the next processor. After that the processor
 must no longer read or write the data since it may be concurrently modified by the
 new owner.
@@ -97,17 +98,16 @@ In this mode no cloning is performed at the fan-out connector of receivers that
 are attached to multiple pipelines. In this case all such pipelines will see
 the same single shared copy of the data. Processors in pipelines operating in shared
 ownership mode are prohibited from modifying the original data that they receive
-via `ConsumeTraceData`/`ConsumeMetricsData` call. Processors may only read the data but
-must not modify the data.
+via `ConsumeTraces`/`ConsumeMetrics`/`ConsumeLogs` call. Processors may only read
+the data but must not modify the data.
 
 If the processor needs to modify the data while performing the processing but
 does not want to incur the cost of data cloning that Exclusive mode brings then
 the processor can declare that it does not modify the data and use any
 different technique that ensures original data is not modified. For example,
 the processor can implement copy-on-write approach for individual sub-parts of
-`TraceData`/`MetricsData` argument. Any approach that does not mutate the
-original `TraceData`/`MetricsData` argument (including referenced data, such as
-`Node`, `Resource`, `Spans`, etc) is allowed.
+`pdata.Traces`/`pdata.Metrics`/`pdata.Logs` argument. Any approach that does not
+mutate the original `pdata.Traces`/`pdata.Metrics`/`pdata.Logs` is allowed.
 
 If the processor uses such technique it should declare that it does not intend
 to modify the original data by setting `MutatesConsumedData=false` in its capabilities

processor/cloningfanoutconnector.go

@@ -78,7 +78,7 @@ type tracesCloningFanOutConnector []consumer.TracesConsumer
 
 var _ consumer.TracesConsumer = (*tracesCloningFanOutConnector)(nil)
 
-// ConsumeTraceData exports the span data to all trace consumers wrapped by the current one.
+// ConsumeTraces exports the span data to all trace consumers wrapped by the current one.
 func (tfc tracesCloningFanOutConnector) ConsumeTraces(ctx context.Context, td pdata.Traces) error {
 	var errs []error
 

processor/fanoutconnector.go

@@ -38,7 +38,7 @@ type metricsFanOutConnector []consumer.MetricsConsumer
 
 var _ consumer.MetricsConsumer = (*metricsFanOutConnector)(nil)
 
-// ConsumeMetricsData exports the MetricsData to all consumers wrapped by the current one.
+// ConsumeMetrics exports the pdata.Metrics to all consumers wrapped by the current one.
 func (mfc metricsFanOutConnector) ConsumeMetrics(ctx context.Context, md pdata.Metrics) error {
 	var errs []error
 	for _, mc := range mfc {

processor/probabilisticsamplerprocessor/probabilisticsampler_test.go

@@ -150,10 +150,7 @@ func Test_tracesamplerprocessor_SamplingPercentageRange(t *testing.T) {
 				return
 			}
 			for _, td := range genRandomTestData(tt.numBatches, tt.numTracesPerBatch, testSvcName, 1) {
-				if err := tsp.ConsumeTraces(context.Background(), td); err != nil {
-					t.Errorf("tracesamplerprocessor.ConsumeTraceData() error = %v", err)
-					return
-				}
+				assert.NoError(t, tsp.ConsumeTraces(context.Background(), td))
 			}
 			_, sampled := assertSampledData(t, sink.AllTraces(), testSvcName)
 			actualPercentageSamplingPercentage := float32(sampled) / float32(tt.numBatches*tt.numTracesPerBatch) * 100.0
@@ -213,10 +210,7 @@ func Test_tracesamplerprocessor_SamplingPercentageRange_MultipleResourceSpans(t
 			}
 
 			for _, td := range genRandomTestData(tt.numBatches, tt.numTracesPerBatch, testSvcName, tt.resourceSpanPerTrace) {
-				if err := tsp.ConsumeTraces(context.Background(), td); err != nil {
-					t.Errorf("tracesamplerprocessor.ConsumeTraceData() error = %v", err)
-					return
-				}
+				assert.NoError(t, tsp.ConsumeTraces(context.Background(), td))
 				assert.Equal(t, tt.resourceSpanPerTrace*tt.numTracesPerBatch, sink.SpansCount())
 				sink.Reset()
 			}
@@ -440,7 +434,7 @@ func Test_hash(t *testing.T) {
 	}
 }
 
-// genRandomTestData generates a slice of consumerdata.TraceData with the numBatches elements which one with
+// genRandomTestData generates a slice of pdata.Traces with the numBatches elements which one with
 // numTracesPerBatch spans (ie.: each span has a different trace ID). All spans belong to the specified
 // serviceName.
 func genRandomTestData(numBatches, numTracesPerBatch int, serviceName string, resourceSpanCount int) (tdd []pdata.Traces) {

receiver/prometheusreceiver/internal/transaction.go

@@ -170,7 +170,7 @@ func (tr *transaction) Commit() error {
 		adjustStartTime(tr.metricBuilder.startTime, metrics)
 	} else {
 		// AdjustMetrics - jobsMap has to be non-nil in this case.
-		// Note: metrics could be empty after adjustment, which needs to be checked before passing it on to ConsumeMetricsData()
+		// Note: metrics could be empty after adjustment, which needs to be checked before passing it on to ConsumeMetrics()
 		metrics, _ = NewMetricsAdjuster(tr.jobsMap.get(tr.job, tr.instance), tr.logger).AdjustMetrics(metrics)
 	}