org.matheclipse.parser.client.eval.api

Class AbstractASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

java.lang.Object

org.matheclipse.parser.client.eval.api.AbstractASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

Type Parameters:

USER_DATA_TYPE -

All Implemented Interfaces:

IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>, IEvaluator<DATA,DATA_VARIABLE>

Direct Known Subclasses:

ComplexEvalVisitor

public abstract class AbstractASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>
extends Object
implements IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

Abstract AST visitor with empty default method implementations.

Constructor Summary

Constructors

Constructor and Description
AbstractASTVisitor()

Method Summary

Modifier and Type	Method and Description
DATA	evaluateNode(ASTNode node) Evaluate an already parsed in abstract syntax tree node (ASTNode) into a DATA value.
void	setUp(USER_DATA_TYPE data) Before a visitor run starts this method will be called.
void	tearDown() After a visitor run has finished this method will be called.
DATA	visit(ComplexNode node)
DATA	visit(DoubleNode node)
DATA	visit(FloatNode node)
DATA	visit(FractionNode node)
DATA	visit(IntegerNode node)
DATA	visit(PatternNode node)
DATA	visit(StringNode node)
DATA	visit(SymbolNode node)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.matheclipse.parser.client.eval.api.IASTVisitor

visit

Methods inherited from interface org.matheclipse.parser.client.eval.api.IEvaluator

clearVariables, defineVariable, defineVariable, getVariable, optimizeFunction

Constructor Detail

AbstractASTVisitor

public AbstractASTVisitor()

Method Detail

setUp

public void setUp(USER_DATA_TYPE data)

Description copied from interface: IASTVisitor

Before a visitor run starts this method will be called.

Specified by:

setUp in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

tearDown

public void tearDown()

Description copied from interface: IASTVisitor

After a visitor run has finished this method will be called. Typically this method will be called before the getResult() method.

Specified by:

tearDown in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(ComplexNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(DoubleNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(FloatNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(FractionNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(IntegerNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(PatternNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(StringNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

visit

public DATA visit(SymbolNode node)

Specified by:

visit in interface IASTVisitor<DATA,DATA_VARIABLE,USER_DATA_TYPE>

evaluateNode

public DATA evaluateNode(ASTNode node)

Evaluate an already parsed in abstract syntax tree node (ASTNode) into a DATA value.

Specified by:

evaluateNode in interface IEvaluator<DATA,DATA_VARIABLE>

Parameters:

node - abstract syntax tree node

Returns:

the evaluated value