java_cup
Class CUP$parser$actions

java.lang.Object
  java_cup.CUP$parser$actions

class CUP$parser$actions

extends java.lang.Object

Cup generated class to encapsulate user supplied action code.

Field Summary

(package private) int	_cur_prec Current precedence number
(package private) int	_cur_side Current precedence side
protected non_terminal	lhs_nt left hand side non terminal of the current production
protected int	MAX_RHS max size of right hand side we will support
protected java.lang.String	multipart_name string to build up multiple part names
protected java.util.Hashtable	non_terms table of just non terminals -- contains non_terminals indexed by name
private parser	parser
protected production_part[]	rhs_parts array for accumulating right hand side parts
protected int	rhs_pos where we are currently in building a right hand side
protected non_terminal	start_nt declared start non_terminal
protected java.util.Hashtable	symbols table of declared symbols -- contains production parts indexed by name

Constructor Summary

(package private)

CUP$parser$actions(parser parser) Constructor

Method Summary

protected production_part	add_lab(production_part part, java.lang.String lab) helper routine to clone a new production part adding a given label
protected void	add_precedence(java.lang.String term) add relevant data to terminals
protected void	add_rhs_part(production_part part) add a new right hand side part
protected void	append_multipart(java.lang.String name) append a new name segment to the accumulated multipart name
Symbol	CUP$parser$do_action(int CUP$parser$act_num, lr_parser CUP$parser$parser, java.util.Stack CUP$parser$stack, int CUP$parser$top) Method with the actual generated action code.
protected void	new_rhs() start a new right hand side
protected void	update_precedence(int p) update the precedences we are declaring

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MAX_RHS

protected final int MAX_RHS

max size of right hand side we will support

See Also:

Constant Field Values

rhs_parts

protected production_part[] rhs_parts

array for accumulating right hand side parts

rhs_pos

protected int rhs_pos

where we are currently in building a right hand side

multipart_name

protected java.lang.String multipart_name

string to build up multiple part names

symbols

protected java.util.Hashtable symbols

table of declared symbols -- contains production parts indexed by name

non_terms

protected java.util.Hashtable non_terms

table of just non terminals -- contains non_terminals indexed by name

start_nt

protected non_terminal start_nt

declared start non_terminal

lhs_nt

protected non_terminal lhs_nt

left hand side non terminal of the current production

_cur_prec

int _cur_prec

Current precedence number

_cur_side

int _cur_side

Current precedence side

parser

private final parser parser

Constructor Detail

CUP$parser$actions

CUP$parser$actions(parser parser)

Constructor

Method Detail

add_lab

protected production_part add_lab(production_part part,
                                  java.lang.String lab)
                           throws internal_error

helper routine to clone a new production part adding a given label

Throws:

internal_error

new_rhs

protected void new_rhs()

start a new right hand side

add_rhs_part

protected void add_rhs_part(production_part part)
                     throws java.lang.Exception

add a new right hand side part

Throws:

java.lang.Exception

append_multipart

protected void append_multipart(java.lang.String name)

append a new name segment to the accumulated multipart name

update_precedence

protected void update_precedence(int p)

update the precedences we are declaring

add_precedence

protected void add_precedence(java.lang.String term)

add relevant data to terminals

CUP$parser$do_action

public final Symbol CUP$parser$do_action(int CUP$parser$act_num,
                                         lr_parser CUP$parser$parser,
                                         java.util.Stack CUP$parser$stack,
                                         int CUP$parser$top)
                                  throws java.lang.Exception

Method with the actual generated action code.

Throws:

java.lang.Exception