question: public Object convert ( Class type , Object value ) { Class sourceType = value == null ? null : value . getClass ( ) ; Class targetType = primitive ( type == null ? getDefaultType ( ) : type ) ; value = convertArray ( value ) ; if ( value == null ) { return handleMissing ( targetType ) ; } sourceType = value . getClass ( ) ; try { if ( targetType . equals ( String . class ) ) { return convertToString ( value ) ; } else if ( targetType . equals ( sourceType ) ) { return value ; } else { Object result = convertToType ( targetType , value ) ; return result ; } } catch ( Throwable t ) { return handleError ( targetType , value , t ) ; } }
target:  Convert the input object into an output object of the specified type.