@PipelineProperty(description = "Provide stream metadata as HTTP headers",
            defaultValue = "true",
            displayPriority = 26)
    public void setHttpHeadersIncludeStreamMetaData(final boolean newValue) {
        this.httpHeadersIncludeStreamMetaData = newValue;
    }
Handler class that forwards the request to a URL.
stroom-pipeline/src/main/java/stroom/pipeline/writer/HTTPAppender.java