public void setOutputEncoding(String outputEncoding) {
        this.outputEncoding = outputEncoding;
    }
@param queue
@param parser                -- must be RecursiveParserWrapper or a ForkParser that wraps a
                             RecursiveParserWrapper
@param contentHandlerFactory
@param fsOSFactory
tika-batch/src/main/java/org/apache/tika/batch/fs/RecursiveParserWrapperFSConsumer.java