public void setPrettyPrint(boolean prettyPrint) {
        this.prettyPrint = prettyPrint;
    }
Enables the formatted output for serializer.

@param prettyPrint {@code true} to enable formatted output, {@code false} otherwise.
tika-parsers/tika-parsers-ml/tika-parser-nlp-module/src/main/java/org/apache/tika/parser/ctakes/CTAKESConfig.java