# Spring Web

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> OpenTelemetry Java agent instrumentation

This instrumentation enriches HTTP client spans with URL template information for Spring's RestTemplate 6.0+.

- **Name**: `spring-web-6.0`
- **Scope**: `io.opentelemetry.spring-web-6.0`
- **Target versions**: `org.springframework:spring-web:[6.0.0,)`
- **Library**: https://github.com/spring-projects/spring-framework

## Configuration

| Option | Type | Default | Description |
| --- | --- | --- | --- |
| `java.common.http.client.url_template_rules` | list |  | Rules for deriving low-cardinality URL templates (routes) from HTTP client request URLs. Only applied when experimental HTTP client telemetry is enabled. |
| `otel.instrumentation.http.client.emit-experimental-telemetry` | boolean | false | Enables the capture of experimental HTTP client telemetry, including URL template as the span name. |

## Data

- **JSON**: [/data/javaagent/instrumentations/spring-web-6.0/spring-web-6.0-0b61152916b1.json](/data/javaagent/instrumentations/spring-web-6.0/spring-web-6.0-0b61152916b1.json)
- **Explore**: [/java-agent/instrumentation/spring-web-6.0](/java-agent/instrumentation/spring-web-6.0)