/super-csv/src/main/java/org/supercsv/cellprocessor/HashMapper.java
super( ) ;super( next) ;
super ( next ) ;
this.defaultValue = defaultValue; } public HashMapper(final Map<Object, Object> mapping, final CellProcessor next) { this(mapping, null, next); } public HashMapper(final Map<Object, Object> mapping, final Object defaultValue, final CellProcessor next) { <extra_id_0> checkPreconditions(mapping); this.mapping = mapping; this.defaultValue = defaultValue; } private static void checkPreconditions(final Map<Object, Object> mapping) { if( mapping == null ) {