DDSpanLink

All Implemented Interfaces:

com.datadog.trace.bootstrap.instrumentation.api.AgentSpanLink
```
public class DDSpanLink
extends SpanLink
                    
```
This class holds helper methods to encode span links into span context.

Method Summary

Modifier and Type	Method	Description
`static SpanLink`	`from(ExtractedContext context)`	Creates a span link from an ExtractedContext.
`static SpanLink`	`from(ExtractedContext context, AgentSpanLink.Attributes attributes)`	Creates a span link from an ExtractedContext with custom attributes.
`static String`	`toTag(List<AgentSpanLink> links)`	Encode a span link collection into a tag value.

Methods inherited from class com.datadog.trace.bootstrap.instrumentation.api.SpanLink
attributes, from, from, spanId, toString, traceFlags, traceId, traceState
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - from
```
 static SpanLink from(ExtractedContext context)
```
    Creates a span link from an ExtractedContext. Gathers the trace and span identifiers,and the W3C trace state from the given instance.
    
    Parameters:
    
    context - The context of the span to get the link to.
  - from
```
 static SpanLink from(ExtractedContext context, AgentSpanLink.Attributes attributes)
```
    Creates a span link from an ExtractedContext with custom attributes. Gathers the traceand span identifiers, and the W3C trace state from the given instance.
    
    Parameters:
    
    context - The context of the span to get the link to.
    
    attributes - The span link attributes.
  - toTag
```
 static String toTag(List<AgentSpanLink> links)
```
    Encode a span link collection into a tag value.
    
    Parameters:
    
    links - The span link collection to encode.