public void setId(String id) {
        this.id = id;
    }
<p>
The unique identifier for the request that generated the trace's segments and subsegments.
</p>

@param id
       The unique identifier for the request that generated the trace's segments and subsegments.
aws-java-sdk-xray/src/main/java/com/amazonaws/services/xray/model/Trace.java