Package com.google.appengine.api.search.dev

Class ExpressionBuilder.IntValueExpression

java.lang.Object

com.google.appengine.api.search.dev.Expression

com.google.appengine.api.search.dev.ExpressionBuilder.IntValueExpression

Enclosing class:

ExpressionBuilder

public static class ExpressionBuilder.IntValueExpression
extends Expression

Expression which evaluates to numeric constant.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.appengine.api.search.dev.Expression

Expression.Sorter

Method Summary

Modifier and Type	Method	Description
com.google.apphosting.api.search.DocumentPb.FieldValue	eval(org.apache.lucene.document.Document doc)	Evaluate the expression to field value proto for the specified document.
double	evalDouble(org.apache.lucene.document.Document doc)	Evaluate double value from specified document.
Expression.Sorter	getNumericSorter(int sign, double defaultValueNumeric)
List<Expression.Sorter>	getSorters(int sign, double defaultValueNumeric, String defaultValueText)	Get list of sort classes for the expression.

Methods inherited from class com.google.appengine.api.search.dev.Expression

makeValue

Methods inherited from class java.lang.Object

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

Method Details

evalDouble

public double evalDouble(org.apache.lucene.document.Document doc)

Evaluate double value from specified document.

eval

public com.google.apphosting.api.search.DocumentPb.FieldValue eval(org.apache.lucene.document.Document doc)
                                                            throws EvaluationException

Description copied from class: Expression

Evaluate the expression to field value proto for the specified document.

Specified by:

eval in class Expression

Throws:

EvaluationException

getSorters

public List<Expression.Sorter> getSorters(int sign,
 double defaultValueNumeric,
 String defaultValueText)

Description copied from class: Expression

Get list of sort classes for the expression. Usually it contains just one element, but for field expressions it can potentially return 2 sorters when both numeric and text fields exist with a field name.

Specified by:

getSorters in class Expression

getNumericSorter

public Expression.Sorter getNumericSorter(int sign,
 double defaultValueNumeric)