OpenTelemetryContextDataProvider (library-autoconfigure 1.11.1-alpha API)

java.lang.Object
- io.opentelemetry.instrumentation.log4j.v2_16.OpenTelemetryContextDataProvider

All Implemented Interfaces:

org.apache.logging.log4j.core.util.ContextDataProvider
```
public class OpenTelemetryContextDataProvider
extends Object
implements org.apache.logging.log4j.core.util.ContextDataProvider
```
Implementation of Log4j 2's ContextDataProvider which is loaded via SPI. supplyContextData() is called when a log entry is created.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  OpenTelemetryContextDataProvider()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Map<String,String> supplyContextData()
  Returns context from the current span when available.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface org.apache.logging.log4j.core.util.ContextDataProvider
    supplyStringMap

- Constructor Detail
  - OpenTelemetryContextDataProvider
```
public OpenTelemetryContextDataProvider()
```
- Method Detail
  - supplyContextData
```
public Map<String,String> supplyContextData()
```
    Returns context from the current span when available.
    
    Specified by:
    
    supplyContextData in interface org.apache.logging.log4j.core.util.ContextDataProvider
    
    Returns:
    
    A map containing string versions of the traceId, spanId, and traceFlags, which can then be accessed from layout components