public TriggerDetails withSource(String source) {
        setSource(source);
        return this;
    }
<p>
Identifies the service that sourced the event. All events sourced from within Amazon Web Services begin with "
<code>aws.</code>" Customer-generated events can have any value here, as long as it doesn't begin with "
<code>aws.</code>" We recommend the use of Java package-name style reverse domain-name strings.
</p>

@param source
       Identifies the service that sourced the event. All events sourced from within Amazon Web Services begin
       with "<code>aws.</code>
       " Customer-generated events can have any value here, as long as it doesn't begin with "<code>aws.</code>"
       We recommend the use of Java package-name style reverse domain-name strings.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ssmincidents/src/main/java/com/amazonaws/services/ssmincidents/model/TriggerDetails.java