Package org.springframework.ai.vectorstore.filter.converter

Class AbstractFilterExpressionConverter

java.lang.Object

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

All Implemented Interfaces:

FilterExpressionConverter

Direct Known Subclasses:

AzureAiSearchFilterExpressionConverter, MilvusFilterExpressionConverter, Neo4jVectorFilterExpressionConverter, PgVectorFilterExpressionConverter, PineconeFilterExpressionConverter, PrintFilterExpressionConverter, RedisFilterExpressionConverter, WeaviateFilterExpressionConverter

public abstract class AbstractFilterExpressionConverter
extends Object
implements FilterExpressionConverter

Author:

Christian Tzolov

Constructor Summary

Constructors

Constructor	Description
AbstractFilterExpressionConverter()

Method Summary

Modifier and Type	Method	Description
String	convertExpression(Filter.Expression expression)
protected String	convertOperand(Filter.Operand operand)
protected void	convertOperand(Filter.Operand operand, StringBuilder context)
protected void	doAddValueRangeSpitter(Filter.Value listValue, StringBuilder context)
protected void	doEndGroup(Filter.Group group, StringBuilder context)
protected void	doEndValueRange(Filter.Value listValue, StringBuilder context)
protected abstract void	doExpression(Filter.Expression expression, StringBuilder context)
protected void	doGroup(Filter.Group group, StringBuilder context)
protected abstract void	doKey(Filter.Key filterKey, StringBuilder context)
protected void	doNot(Filter.Expression expression, StringBuilder context)
protected void	doSingleValue(Object value, StringBuilder context)
protected void	doStartGroup(Filter.Group group, StringBuilder context)
protected void	doStartValueRange(Filter.Value listValue, StringBuilder context)
protected void	doValue(Filter.Value filterValue, StringBuilder context)
protected boolean	hasOuterQuotes(String str)
protected String	removeOuterQuotes(String in)

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractFilterExpressionConverter

public AbstractFilterExpressionConverter()

Method Details

convertExpression

public String convertExpression(Filter.Expression expression)

Specified by:

convertExpression in interface FilterExpressionConverter

convertOperand

protected String convertOperand(Filter.Operand operand)

convertOperand

protected void convertOperand(Filter.Operand operand,
 StringBuilder context)

doNot

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

doExpression

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

doKey

protected abstract void doKey(Filter.Key filterKey,
 StringBuilder context)

doValue

protected void doValue(Filter.Value filterValue,
 StringBuilder context)

doSingleValue

protected void doSingleValue(Object value,
 StringBuilder context)

doGroup

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

doStartGroup

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

doEndGroup

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

doStartValueRange

protected void doStartValueRange(Filter.Value listValue,
 StringBuilder context)

doEndValueRange

protected void doEndValueRange(Filter.Value listValue,
 StringBuilder context)

doAddValueRangeSpitter

protected void doAddValueRangeSpitter(Filter.Value listValue,
 StringBuilder context)

hasOuterQuotes

protected boolean hasOuterQuotes(String str)

removeOuterQuotes

protected String removeOuterQuotes(String in)