Package org.springframework.ai.vectorstore

Class RedisFilterExpressionConverter

java.lang.Object

org.springframework.ai.vectorstore.filter.converter.AbstractFilterExpressionConverter

org.springframework.ai.vectorstore.RedisFilterExpressionConverter

All Implemented Interfaces:

FilterExpressionConverter

public class RedisFilterExpressionConverter
extends AbstractFilterExpressionConverter

Converts Filter.Expression into Redis search filter expression format. (https://redis.io/docs/interact/search-and-query/query/)

Author:

Julien Ruaux

Field Summary

Fields

Modifier and Type	Field	Description
static final org.springframework.ai.vectorstore.RedisFilterExpressionConverter.NumericBoundary	NEGATIVE_INFINITY
static final org.springframework.ai.vectorstore.RedisFilterExpressionConverter.NumericBoundary	POSITIVE_INFINITY

Constructor Summary

Constructors

Constructor	Description
RedisFilterExpressionConverter(List<RedisVectorStore.MetadataField> metadataFields)

Method Summary

Modifier and Type	Method	Description
protected void	doEndGroup(Filter.Group group, StringBuilder context)
protected void	doExpression(Filter.Expression expression, StringBuilder context)
protected void	doKey(Filter.Key key, StringBuilder context)
protected void	doStartGroup(Filter.Group group, StringBuilder context)

Methods inherited from class org.springframework.ai.vectorstore.filter.converter.AbstractFilterExpressionConverter

convertExpression, convertOperand, convertOperand, doAddValueRangeSpitter, doEndValueRange, doGroup, doNot, doSingleValue, doStartValueRange, doValue, hasOuterQuotes, removeOuterQuotes

Methods inherited from class java.lang.Object

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

Field Details

POSITIVE_INFINITY

public static final org.springframework.ai.vectorstore.RedisFilterExpressionConverter.NumericBoundary POSITIVE_INFINITY

NEGATIVE_INFINITY

public static final org.springframework.ai.vectorstore.RedisFilterExpressionConverter.NumericBoundary NEGATIVE_INFINITY

Constructor Details

RedisFilterExpressionConverter

public RedisFilterExpressionConverter(List<RedisVectorStore.MetadataField> metadataFields)

Method Details

doStartGroup

protected void doStartGroup(Filter.Group group,
 StringBuilder context)

Overrides:

doStartGroup in class AbstractFilterExpressionConverter

doEndGroup

protected void doEndGroup(Filter.Group group,
 StringBuilder context)

Overrides:

doEndGroup in class AbstractFilterExpressionConverter

doKey

protected void doKey(Filter.Key key,
 StringBuilder context)

Specified by:

doKey in class AbstractFilterExpressionConverter

doExpression

protected void doExpression(Filter.Expression expression,
 StringBuilder context)

Specified by:

doExpression in class AbstractFilterExpressionConverter