org.matheclipse.parser.client.ast

Interface IParserFactory

All Known Implementing Classes:

ASTNodeFactory

public interface IParserFactory

Factory for creating the ASTNodes from the parser

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DEFAULT_OPERATOR_CHARACTERS The default set of characters, which could form an operator

Method Summary

Modifier and Type	Method and Description
FunctionNode	createAST(ASTNode headExpr) Creates a new function with no arguments from the given header expression .
ASTNode	createDouble(java.lang.String doubleString) Create an double node from the given double value string
FractionNode	createFraction(IntegerNode numerator, IntegerNode denominator) Create a "fractional" number
FunctionNode	createFunction(SymbolNode head) Creates a new function with head head and 0 arguments.
FunctionNode	createFunction(SymbolNode head, ASTNode arg0) Creates a new function with head head and 1 argument.
FunctionNode	createFunction(SymbolNode head, ASTNode arg0, ASTNode arg1) Creates a new function with head head and 2 arguments.
IntegerNode	createInteger(int integerValue) Create an integer node from the given value
IntegerNode	createInteger(java.lang.String integerString, int numberFormat) Create an integer node from the given string
PatternNode	createPattern(SymbolNode patternName, ASTNode check) Create a pattern from the given symbol node (i.e.
PatternNode	createPattern(SymbolNode patternName, ASTNode check, boolean optional) Create a pattern from the given symbol node
PatternNode	createPattern2(SymbolNode patternName, ASTNode check) Create a pattern from the given symbol node (i.e.
PatternNode	createPattern3(SymbolNode patternName, ASTNode check) Create a pattern from the given symbol node (i.e.
StringNode	createString(java.lang.StringBuffer buffer) Create a string node from the scanned double quoted string
SymbolNode	createSymbol(java.lang.String symbolName) Create a symbol from the scanned identifier string
Operator	get(java.lang.String identifier) Get the operator for a given identifier string like Times, Plus, Sin,...
java.util.Map<java.lang.String,Operator>	getIdentifier2OperatorMap() Get the identifier to operator map
java.util.Map<java.lang.String,java.util.ArrayList<Operator>>	getOperator2ListMap() Get the operator-string to possible operator-list map
java.lang.String	getOperatorCharacters() The set of characters, which could form an operator
java.util.List<Operator>	getOperatorList(java.lang.String operatorString) Get the operator-list for a given operator-string
boolean	isValidIdentifier(java.lang.String identifier) Check if the identifier name is valid.

Field Detail

DEFAULT_OPERATOR_CHARACTERS

static final java.lang.String DEFAULT_OPERATOR_CHARACTERS

The default set of characters, which could form an operator

See Also:

Constant Field Values

Method Detail

getOperatorCharacters

java.lang.String getOperatorCharacters()

The set of characters, which could form an operator

getIdentifier2OperatorMap

java.util.Map<java.lang.String,Operator> getIdentifier2OperatorMap()

Get the identifier to operator map

Returns:

the map which stores the Operators for a given head string like Times, Plus, Sin,...

getOperator2ListMap

java.util.Map<java.lang.String,java.util.ArrayList<Operator>> getOperator2ListMap()

Get the operator-string to possible operator-list map

Returns:

the map which stores the operator-list for a given operator string like *, +, ==...

get

Operator get(java.lang.String identifier)

Get the operator for a given identifier string like Times, Plus, Sin,...

Parameters:

identifier -

Returns:

getOperatorList

java.util.List<Operator> getOperatorList(java.lang.String operatorString)

Get the operator-list for a given operator-string

Returns:

the operator-list for a given operator string like *, +, ==...

createFunction

FunctionNode createFunction(SymbolNode head)

Creates a new function with head head and 0 arguments.

createFunction

FunctionNode createFunction(SymbolNode head,
                            ASTNode arg0)

Creates a new function with head head and 1 argument.

createFunction

FunctionNode createFunction(SymbolNode head,
                            ASTNode arg0,
                            ASTNode arg1)

Creates a new function with head head and 2 arguments.

createAST

FunctionNode createAST(ASTNode headExpr)

Creates a new function with no arguments from the given header expression .

createDouble

ASTNode createDouble(java.lang.String doubleString)

Create an double node from the given double value string

Parameters:

doubleString -

Returns:

createInteger

IntegerNode createInteger(java.lang.String integerString,
                          int numberFormat)

Create an integer node from the given string

Parameters:

integerString - the integer number represented as a String

numberFormat - the format of the number (usually 10)

Returns:

IInteger

createInteger

IntegerNode createInteger(int integerValue)

Create an integer node from the given value

Parameters:

integerValue - the integer number's value

Returns:

IInteger

createFraction

FractionNode createFraction(IntegerNode numerator,
                            IntegerNode denominator)

Create a "fractional" number

Parameters:

numerator - numerator of the fractional number

denominator - denominator of the fractional number

Returns:

IFraction

createPattern

PatternNode createPattern(SymbolNode patternName,
                          ASTNode check)

Create a pattern from the given symbol node (i.e. _ or x_)

Parameters:

patternName -

Returns:

Object

createPattern2

PatternNode createPattern2(SymbolNode patternName,
                           ASTNode check)

Create a pattern from the given symbol node (i.e. __ or x__)

Parameters:

patternName -

Returns:

Object

createPattern3

PatternNode createPattern3(SymbolNode patternName,
                           ASTNode check)

Create a pattern from the given symbol node (i.e. ___ or x___)

Parameters:

patternName -

Returns:

Object

createPattern

PatternNode createPattern(SymbolNode patternName,
                          ASTNode check,
                          boolean optional)

Create a pattern from the given symbol node

Parameters:

patternName -

Returns:

Object

createString

StringNode createString(java.lang.StringBuffer buffer)

Create a string node from the scanned double quoted string

Parameters:

symbolName -

Returns:

createSymbol

SymbolNode createSymbol(java.lang.String symbolName)

Create a symbol from the scanned identifier string

Parameters:

symbolName -

Returns:

isValidIdentifier

boolean isValidIdentifier(java.lang.String identifier)

Check if the identifier name is valid.

Parameters:

identifier - the currently parsed identifier

Returns:

false if the identifier is not valid (in this case the parser creates a SyntaxError exception); otherwise return true