[processor/deltatorate] rename type to delta_to_rate

Signed-off-by: Ogulcan Aydogan <ogulcanaydogan@hotmail.com>

Author: ogulcanaydogan

.chloggen/rename-deltatorateprocessor.yaml

@@ -0,0 +1,11 @@
+change_type: deprecation
+
+component: processor/deltatorate
+
+note: Rename component type from `deltatorate` to `delta_to_rate`. The old name `deltatorate` is kept as a deprecated alias and will be removed in a future release.
+
+issues: [45339]
+
+subtext:
+
+change_logs: []

processor/deltatorateprocessor/factory.go

@@ -11,6 +11,7 @@ import (
 	"go.opentelemetry.io/collector/consumer"
 	"go.opentelemetry.io/collector/processor"
 	"go.opentelemetry.io/collector/processor/processorhelper"
+	"go.opentelemetry.io/collector/processor/xprocessor"
 
 	"github.com/open-telemetry/opentelemetry-collector-contrib/processor/deltatorateprocessor/internal/metadata"
 )
@@ -19,10 +20,11 @@ var processorCapabilities = consumer.Capabilities{MutatesData: true}
 
 // NewFactory returns a new factory for the Delta to Rate processor.
 func NewFactory() processor.Factory {
-	return processor.NewFactory(
+	return xprocessor.NewFactory(
 		metadata.Type,
 		createDefaultConfig,
-		processor.WithMetrics(createMetricsProcessor, metadata.MetricsStability))
+		xprocessor.WithDeprecatedTypeAlias(metadata.DeprecatedType),
+		xprocessor.WithMetrics(createMetricsProcessor, metadata.MetricsStability))
 }
 
 func createDefaultConfig() component.Config {

processor/deltatorateprocessor/generated_component_test.go

@@ -1,5 +1,6 @@
 display_name: Delta to Rate Processor
-type: deltatorate
+type: delta_to_rate
+deprecated_type: deltatorate
 
 description: |
   The Delta to Rate Processor (`deltatorateprocessor`) converts delta sum metrics to rate metrics. This rate is a gauge. 

processor/deltatorateprocessor/generated_package_test.go

@@ -1,7 +1,7 @@
-deltatorate:
+delta_to_rate:
   metrics:
     - metric1
     - metric2
 
-deltatorate/missing_name:
+delta_to_rate/missing_name:
     metrics:

processor/deltatorateprocessor/internal/metadata/generated_status.go

@@ -105,7 +105,7 @@ components:
         - cardinality_guardian
         - cumulativetodelta
         - deltatocumulative
-        - deltatorate
+        - delta_to_rate
         - drain
         - filter
         - gen_ai_normalizer

processor/deltatorateprocessor/metadata.yaml

@@ -33,7 +33,7 @@ components:
         - attributes
         - cumulativetodelta
         - deltatocumulative
-        - deltatorate
+        - delta_to_rate
         - drain
         - filter
         - groupbyattrs