question: private void addCodeFromField ( StringBuilder sb , Field f ) { try { sb . append ( f . getName ( ) + " = " + f . getInt ( KeyEvent . class ) ) ; } catch ( IllegalArgumentException e ) { e . printStackTrace ( ) ; } catch ( IllegalAccessException e ) { e . printStackTrace ( ) ; } sb . append ( "\n" ) ; }
target:  Add a new line of code that defines the field constant. The new line of code will be appended to an input string builder.