public java.util.List<SourceAccessConfiguration> getSourceAccessConfigurations() {
        if (sourceAccessConfigurations == null) {
            sourceAccessConfigurations = new com.amazonaws.internal.SdkInternalList<SourceAccessConfiguration>();
        }
        return sourceAccessConfigurations;
    }
<p>
An array of the authentication protocol, VPC components, or virtual host to secure and define your event source.
</p>

@return An array of the authentication protocol, VPC components, or virtual host to secure and define your event
        source.
aws-java-sdk-lambda/src/main/java/com/amazonaws/services/lambda/model/DeleteEventSourceMappingResult.java