Package com.google.refine.grel.ast

Class OperatorCallExpr

java.lang.Object

com.google.refine.grel.ast.OperatorCallExpr

All Implemented Interfaces:

Evaluable

public class OperatorCallExpr
extends Object
implements Evaluable

An abstract syntax tree node encapsulating an operator call, such as "+".

Field Summary

Fields

Modifier and Type	Field	Description
protected final Evaluable[]	_args
protected final String	_op

Constructor Summary

Constructors

Constructor	Description
OperatorCallExpr(Evaluable[] args, String op)

Method Summary

Modifier and Type	Method	Description
Object	evaluate(Properties bindings)	Evaluate this expression in the given environment (bindings).
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

_args

protected final Evaluable[] _args

_op

protected final String _op

Constructor Details

OperatorCallExpr

public OperatorCallExpr(Evaluable[] args,
 String op)

Method Details

evaluate

public Object evaluate(Properties bindings)

Description copied from interface: Evaluable

Evaluate this expression in the given environment (bindings).

Specified by:

evaluate in interface Evaluable

Returns:

toString

public String toString()

Overrides:

toString in class Object