org.matheclipse.core.visit

Class VisitorExpr

java.lang.Object

org.matheclipse.core.visit.AbstractVisitor

org.matheclipse.core.visit.VisitorExpr

All Implemented Interfaces:

IVisitor<IExpr>

Direct Known Subclasses:

VisitorReplaceAll, VisitorReplaceSlots

public class VisitorExpr
extends AbstractVisitor

Visit every node of an IExpr expression.

Constructor Summary

Constructors

Constructor and Description
VisitorExpr()

Method Summary

Modifier and Type	Method and Description
IExpr	visit(IAST ast)
IExpr	visit(IComplex element)
IExpr	visit(IComplexNum element)
IExpr	visit(IFraction element)
IExpr	visit(IInteger element)
IExpr	visit(INum element)
IExpr	visit(IPattern element)
IExpr	visit(IPatternSequence element)
IExpr	visit(IStringX element)
IExpr	visit(ISymbol element)
IExpr	visit1(IExpr head) Visit an IAST with the given head and no arguments (i.e.
IExpr	visit2(IExpr head, IExpr arg1) Visit an IAST with the given head and one argument (i.e.
IExpr	visit3(IExpr head, IExpr arg1, IExpr arg2) Visit an IAST with the given head and two arguments (i.e.
protected IExpr	visitAST(IAST ast)

Methods inherited from class java.lang.Object

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

Constructor Detail

VisitorExpr

public VisitorExpr()

Method Detail

visit

public IExpr visit(IInteger element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IFraction element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IComplex element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(INum element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IComplexNum element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(ISymbol element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IPattern element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IPatternSequence element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IStringX element)

Specified by:

visit in interface IVisitor<IExpr>

Overrides:

visit in class AbstractVisitor

Returns:

F.NIL, if no evaluation is possible

visit1

public IExpr visit1(IExpr head)

Visit an IAST with the given head and no arguments (i.e. head[]).

Returns:

F.NIL, if no evaluation is possible

visit2

public IExpr visit2(IExpr head,
                    IExpr arg1)

Visit an IAST with the given head and one argument (i.e. head[arg1]).

Returns:

F.NIL, if no evaluation is possible

visit3

public IExpr visit3(IExpr head,
                    IExpr arg1,
                    IExpr arg2)

Visit an IAST with the given head and two arguments (i.e. head[arg1, arg2]).

Returns:

F.NIL, if no evaluation is possible

visit

public IExpr visit(IAST ast)

Returns:

F.NIL, if no evaluation is possible

visitAST

protected IExpr visitAST(IAST ast)

Returns:

the cloned IAST with changed evaluated subexpressions, or F.NIL, if no evaluation is possible