Package com.yahoo.vespa.indexinglanguage

Class ExpressionConverter

java.lang.Object

com.yahoo.vespa.indexinglanguage.ExpressionConverter

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

ExpressionOptimizer, TypedExpressionConverter, ValueTransformProvider

public abstract class ExpressionConverter
extends Object
implements Cloneable

Author:

Simon Thoresen Hult

Constructor Summary

Constructors

Constructor	Description
ExpressionConverter()

Method Summary

Modifier and Type	Method	Description
ExpressionConverter	branch()
ExpressionConverter	clone()
final Expression	convert(Expression expression)
protected abstract Expression	doConvert(Expression exp)
protected abstract boolean	shouldConvert(Expression exp)

Methods inherited from class java.lang.Object

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

Constructor Details

ExpressionConverter

public ExpressionConverter()

Method Details

convert

public final Expression convert(Expression expression)

branch

public ExpressionConverter branch()

clone

public ExpressionConverter clone()

Overrides:

clone in class Object

shouldConvert

protected abstract boolean shouldConvert(Expression exp)

doConvert

protected abstract Expression doConvert(Expression exp)