java_cup
Class symbol_part

java.lang.Object
  java_cup.production_part
      java_cup.symbol_part

public class symbol_part

extends production_part

This class represents a part of a production which is a symbol (terminal or non terminal). This simply maintains a reference to the symbol in question.

See Also:

production

Field Summary

protected symbol

_the_symbol The symbol that this part is made up of.

Fields inherited from class java_cup.production_part

_label

Constructor Summary

symbol_part(symbol sym)
Constructor with no label.

symbol_part(symbol sym, java.lang.String lab)
Full constructor.

Method Summary

boolean	equals(java.lang.Object other) Generic equality comparison.
boolean	equals(symbol_part other) Equality comparison.
int	hashCode() Produce a hash code.
boolean	is_action() Respond that we are not an action part.
symbol	the_symbol() The symbol that this part is made up of.
java.lang.String	toString() Convert to a string.

Methods inherited from class java_cup.production_part

equals, label

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

_the_symbol

protected symbol _the_symbol

The symbol that this part is made up of.

Constructor Detail

symbol_part

public symbol_part(symbol sym,
                   java.lang.String lab)
            throws internal_error

Full constructor.

Parameters:

sym - the symbol that this part is made up of.

lab - an optional label string for the part.

symbol_part

public symbol_part(symbol sym)
            throws internal_error

Constructor with no label.

Parameters:

sym - the symbol that this part is made up of.

Method Detail

the_symbol

public symbol the_symbol()

The symbol that this part is made up of.

is_action

public boolean is_action()

Respond that we are not an action part.

Specified by:

is_action in class production_part

equals

public boolean equals(symbol_part other)

Equality comparison.

equals

public boolean equals(java.lang.Object other)

Generic equality comparison.

Overrides:

equals in class production_part

hashCode

public int hashCode()

Produce a hash code.

Overrides:

hashCode in class production_part

toString

public java.lang.String toString()

Convert to a string.

Overrides:

toString in class production_part