replace a random part of the string with another text . concode_field_sep Random random concode_field_sep int[] getPermutation concode_elem_sep int getInt concode_elem_sep int getNonUniform concode_elem_sep BigDecimal getBigDecimal concode_elem_sep boolean[] getBoolean concode_elem_sep String[] getAddress concode_elem_sep String getString concode_elem_sep String getString concode_elem_sep String getNumberString concode_elem_sep String getLastname
String function ( String arg0 , String arg1 ) { int loc0 = getInt ( 0 , arg0 . length ( ) - arg1 . length ( ) ) ; StringBuilder loc1 = new StringBuilder ( arg0 ) ; loc1 . replace ( loc0 , loc0 + 7 , arg1 ) ; return loc1 . toString ( ) ; }