Libraries.Data.Formats.JavaScriptObjectNotationDefaultListener Documentation
This class is an implementation of the JavaScriptObjectNotationListener blueprint class used by the parser to perform actions when certain parse events occur.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotation
use Libraries.Data.Formats.JavaScriptObjectNotationDefaultListener
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
use Libraries.Data.Formats.JavaScriptObjectNotationParser
class Main
action Main()
Parse("")
end
action Parse(text value) returns JavaScriptObjectNotation
JavaScriptObjectNotationDefaultListener listen
JavaScriptObjectNotationLexer lex
JavaScriptObjectNotationParser parse
lex:SetListener(listen)
parse:SetListener(listen)
lex:Read(value)
parse:Parse(lex)
return listen:GetObject()
end
end
Inherits from: Libraries.Data.Formats.JavaScriptObjectNotationListener, Libraries.Language.Object
Summary
Actions Summary Table
Actions | Description |
---|---|
Compare(Libraries.Language.Object object) | This action compares two object hash codes and returns an integer. |
EnterArray() | This method is called by the JavaScriptObjectNotationParser on an EnterArray event. |
EnterObject() | This method is called by the JavaScriptObjectNotationParser on an EnterObject event. |
EnterPair() | This method is called by the JavaScriptObjectNotationParser on an EnterPair event. |
EnterStart() | This method is called by the JavaScriptObjectNotationParser on an EnterStart event. |
EnterValue() | This method is called by the JavaScriptObjectNotationParser on an EnterValue event. |
Equals(Libraries.Language.Object object) | This action determines if two objects are equal based on their hash code values. |
ExitArray() | This method is called by the JavaScriptObjectNotationParser on an ExitArray event. |
ExitObject() | This method is called by the JavaScriptObjectNotationParser on an ExitObject event. |
ExitPair() | This method is called by the JavaScriptObjectNotationParser on an ExitPair event. |
ExitStart() | This method is called by the JavaScriptObjectNotationParser on an ExitStart event. |
ExitValue() | This method is called by the JavaScriptObjectNotationParser on an ExitValue event. |
GetHashCode() | This action gets the hash code for an object. |
GetObject() | This method returns the JavaScriptObjectNotation object created from the parse string. |
VisitError(Libraries.Data.Formats.JavaScriptObjectNotationError error) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
VisitFalse(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
VisitInteger(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
VisitNumber(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
VisitText(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
VisitTrue(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
VisitUndefined(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal) | This method is called by the JavaScriptObjectNotationParser to visit a text object. |
Actions Documentation
Compare(Libraries.Language.Object object)
This action compares two object hash codes and returns an integer. The result is larger if this hash code is larger than the object passed as a parameter, smaller, or equal. In this case, -1 means smaller, 0 means equal, and 1 means larger. This action was changed in Quorum 7 to return an integer, instead of a CompareResult object, because the previous implementation was causing efficiency issues.
Example Code
Object o
Object t
integer result = o:Compare(t) //1 (larger), 0 (equal), or -1 (smaller)
Parameters
- Libraries.Language.Object: The object to compare to.
Return
integer: The Compare result, Smaller, Equal, or Larger.
EnterArray()
This method is called by the JavaScriptObjectNotationParser on an EnterArray event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action EnterArray
JavaScriptObjectNotationListener listener
listener:EnterArray()
end
EnterObject()
This method is called by the JavaScriptObjectNotationParser on an EnterObject event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action EnterObject
JavaScriptObjectNotationListener listener
listener:EnterObject()
end
EnterPair()
This method is called by the JavaScriptObjectNotationParser on an EnterPair event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action Object
JavaScriptObjectNotationListener listener
listener:ExitArray()
end
EnterStart()
This method is called by the JavaScriptObjectNotationParser on an EnterStart event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action EnterStart
JavaScriptObjectNotationListener listener
listener:EnterStart()
end
EnterValue()
This method is called by the JavaScriptObjectNotationParser on an EnterValue event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action EnterValue
JavaScriptObjectNotationListener listener
listener:EnterValue()
end
Equals(Libraries.Language.Object object)
This action determines if two objects are equal based on their hash code values.
Example Code
use Libraries.Language.Object
use Libraries.Language.Types.Text
Object o
Text t
boolean result = o:Equals(t)
Parameters
- Libraries.Language.Object: The to be compared.
Return
boolean: True if the hash codes are equal and false if they are not equal.
ExitArray()
This method is called by the JavaScriptObjectNotationParser on an ExitArray event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action ExitArray
JavaScriptObjectNotationListener listener
listener:ExitArray()
end
ExitObject()
This method is called by the JavaScriptObjectNotationParser on an ExitObject event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action ExitObject
JavaScriptObjectNotationListener listener
listener:ExitObject()
end
ExitPair()
This method is called by the JavaScriptObjectNotationParser on an ExitPair event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action ExitPair
JavaScriptObjectNotationListener listener
listener:ExitPair()
end
ExitStart()
This method is called by the JavaScriptObjectNotationParser on an ExitStart event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action ExitStart
JavaScriptObjectNotationListener listener
listener:ExitStart()
end
ExitValue()
This method is called by the JavaScriptObjectNotationParser on an ExitValue event.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
private action ExitValue
JavaScriptObjectNotationListener listener
listener:ExitValue()
end
GetHashCode()
This action gets the hash code for an object.
Example Code
Object o
integer hash = o:GetHashCode()
Return
integer: The integer hash code of the object.
GetObject()
This method returns the JavaScriptObjectNotation object created from the parse string.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotation
use Libraries.Data.Formats.JavaScriptObjectNotationDefaultListener
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
use Libraries.Data.Formats.JavaScriptObjectNotationParser
class Main
action Main()
Parse("")
end
action Parse(text value) returns JavaScriptObjectNotation
JavaScriptObjectNotationDefaultListener listen
JavaScriptObjectNotationLexer lex
JavaScriptObjectNotationParser parse
lex:SetListener(listen)
parse:SetListener(listen)
lex:Read(value)
parse:Parse(lex)
return listen:GetObject()
end
end
Return
Libraries.Data.Formats.JavaScriptObjectNotation: the JavaScriptObjectNotation object.
VisitError(Libraries.Data.Formats.JavaScriptObjectNotationError error)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ThrowError(JavaScriptObjectNotationToken start, text message, JavaScriptObjectNotationListener listener)
JavaScriptObjectNotationError error
error:SetLineNumber(start:startLine)
error:SetColumnNumber(start:startColumn)
error:SetIndex(start:startIndex)
error:SetErrorMessage(message)
listener:VisitError(error)
end
Parameters
VisitFalse(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ParseValue
JavaScriptObjectNotationListener listener
JavaScriptObjectNotationLexer lexer
JavaScriptObjectNotationToken token = lexer:GetToken(1)
JavaScriptObjectNotationTerminal terminal
terminal:SetToken(lexer:GetToken(currentToken))
if token:tokenID = lexer:FALSE
listener:VisitFalse(terminal)
end
end
Parameters
VisitInteger(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ParseValue
JavaScriptObjectNotationListener listener
JavaScriptObjectNotationLexer lexer
JavaScriptObjectNotationToken token = lexer:GetToken(1)
JavaScriptObjectNotationTerminal terminal
terminal:SetToken(lexer:GetToken(currentToken))
if token:tokenID = lexer:INTEGER
listener:VisitInteger(terminal)
end
end
Parameters
VisitNumber(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ParseValue
JavaScriptObjectNotationListener listener
JavaScriptObjectNotationLexer lexer
JavaScriptObjectNotationToken token = lexer:GetToken(1)
JavaScriptObjectNotationTerminal terminal
terminal:SetToken(lexer:GetToken(currentToken))
if token:tokenID = lexer:NUMBER
listener:VisitNumber(terminal)
end
end
Parameters
VisitText(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ParseValue
JavaScriptObjectNotationListener listener
JavaScriptObjectNotationLexer lexer
JavaScriptObjectNotationToken token = lexer:GetToken(1)
JavaScriptObjectNotationTerminal terminal
terminal:SetToken(lexer:GetToken(currentToken))
if token:tokenID = lexer:TEXT
listener:VisitText(terminal)
end
end
Parameters
VisitTrue(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ParseValue
JavaScriptObjectNotationListener listener
JavaScriptObjectNotationLexer lexer
JavaScriptObjectNotationToken token = lexer:GetToken(1)
JavaScriptObjectNotationTerminal terminal
terminal:SetToken(lexer:GetToken(currentToken))
if token:tokenID = lexer:TRUE
listener:VisitTrue(terminal)
end
end
Parameters
VisitUndefined(Libraries.Data.Formats.JavaScriptObjectNotationTerminal terminal)
This method is called by the JavaScriptObjectNotationParser to visit a text object.
Example Code
use Libraries.Data.Formats.JavaScriptObjectNotationListener
use Libraries.Data.Formats.JavaScriptObjectNotationTerminal
use Libraries.Data.Formats.JavaScriptObjectNotationToken
use Libraries.Data.Formats.JavaScriptObjectNotationLexer
private action ParseValue
JavaScriptObjectNotationListener listener
JavaScriptObjectNotationLexer lexer
JavaScriptObjectNotationToken token = lexer:GetToken(1)
JavaScriptObjectNotationTerminal terminal
terminal:SetToken(lexer:GetToken(currentToken))
if token:tokenID = lexer:NULL
listener:VisitUndefined(terminal)
end
end