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Generic Interpreter 0.9 Private API |
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java.lang.Object | +--gi.Lexicon.Expression | +--gi.Lexicon.Alphabet | +--gi.Lexicon.Match
This class implements an
denoting the set of characters in a string.Expression
Field Summary | |
(package private) char |
c
The character whose singleton set is denoted. |
(package private) Lexicon.Set |
list
The Alphabet list whose set is denoted. |
(package private) String |
string
The string whose set of characters is denoted. |
Fields inherited from class gi.Lexicon.Expression |
accept, initial |
Constructor Summary | |
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Lexicon.Match(char c)
Constructs an Expression denoting the set containing a character. |
(package private) |
Lexicon.Match(Integer from,
char c,
Integer to)
Constructs an Expression denoting the set containing a character. |
(package private) |
Lexicon.Match(Lexicon.Set list)
Constructs an Expression denoting the set of characters in an Alphabet list. |
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Lexicon.Match(String string)
Constructs an Expression denoting the set of characters in a string. |
Method Summary | |
(package private) boolean |
contains(char c)
Indicates whether a character is in the set denoted by this Expression . |
(package private) Lexicon.Expression |
copy()
Creates a copy of this Expression . |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, toString, wait, wait, wait |
Field Detail |
char c
The character whose singleton set is denoted.
Lexicon.Set list
The Alphabet
list whose set is denoted.
String string
The string whose set of characters is denoted.
Constructor Detail |
public Lexicon.Match(char c)
Constructs an Expression
denoting the set containing a character. An NFA recognizing the language denoted by this Expression
is constructed.
c
- the character whose singleton set is denoted.Lexicon.Match(Integer from, char c, Integer to)
Constructs an Expression
denoting the set containing a character. An NFA recognizing the language denoted by this Expression
is constructed.
c
- the character whose singleton set is denoted.Lexicon.Match(Lexicon.Set list)
Constructs an Expression
denoting the set of characters in an Alphabet
list. An NFA recognizing the language denoted by this Expression
is constructed.
list
- the Alphabet
list whose set is denoted.public Lexicon.Match(String string)
Constructs an Expression
denoting the set of characters in a string. An NFA recognizing the language denoted by this Expression
is constructed.
string
- the string of characters whose set is denoted.Method Detail |
boolean contains(char c)
Indicates whether a character is in the set denoted by this Expression
.
contains
in class Lexicon.Alphabet
c
- the character whose status is requested.true
if c
is in the set denoted by this Expression
; false
otherwise.Lexicon.Expression copy()
Creates a copy of this Expression
. The NFA recognizing the language denoted by this Expression
is replicated.
copy
in class Lexicon.Expression
Expression
.
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