question: public static Query prepareQuery ( Map map ) { Query query = null ; boolean useHdfs = ( boolean ) map . get ( StormConstants . USE_HDFS ) ; String hdfsUri = ( String ) map . get ( StormConstants . HDFS_URI_KEY ) ; String queryFile = ( String ) map . get ( StormConstants . QUERY_FILE_KEY ) ; try { query = StormUtils . getQuery ( useHdfs , hdfsUri , queryFile ) ; } catch ( Exception e ) { logger . warn ( "Unable to initialize query info." , e ) ; } return query ; }
target:  Method to read in and return a serialized Query object from the given file and initialize/load the query.schemas and data.schemas