Uses of Class
com.yahoo.vespa.indexinglanguage.expressions.Expression

Packages that use Expression

Package	Description
com.yahoo.vespa.indexinglanguage
com.yahoo.vespa.indexinglanguage.expressions
com.yahoo.vespa.indexinglanguage.parser

Uses of Expression in com.yahoo.vespa.indexinglanguage

Classes in com.yahoo.vespa.indexinglanguage with type parameters of type Expression

Modifier and Type	Class	Description
class	ExpressionSearcher<T extends Expression>
class	TypedExpressionConverter<T extends Expression>

Methods in com.yahoo.vespa.indexinglanguage that return Expression

Modifier and Type	Method	Description
final Expression	ExpressionConverter.convert(Expression expression)
protected abstract Expression	ExpressionConverter.doConvert(Expression exp)
protected Expression	ExpressionOptimizer.doConvert(Expression exp)
protected final Expression	TypedExpressionConverter.doConvert(Expression exp)
protected final Expression	ValueTransformProvider.doConvert(Expression exp)
Expression	FieldPathUpdateFieldValues.getExpression(Expression expression)
Expression	FieldUpdateFieldValues.getExpression(Expression expression)
Expression	IdentityFieldPathUpdateFieldValues.getExpression(Expression expression)
Expression	UpdateFieldValues.getExpression(Expression expression)
protected abstract Expression	ValueTransformProvider.newTransform()
static Expression	ScriptParser.parseExpression(ScriptParserContext config)
Expression	FieldValuesFactory.SelectExpression.selectExpression(com.yahoo.document.DocumentType documentType, String fieldName)
protected abstract Expression	TypedExpressionConverter.typedConvert(T exp)

Methods in com.yahoo.vespa.indexinglanguage with parameters of type Expression

Modifier and Type	Method	Description
boolean	ExpressionSearcher.containedIn(Expression searchIn)
final Expression	ExpressionConverter.convert(Expression expression)
protected abstract Expression	ExpressionConverter.doConvert(Expression exp)
protected Expression	ExpressionOptimizer.doConvert(Expression exp)
protected final Expression	TypedExpressionConverter.doConvert(Expression exp)
protected final Expression	ValueTransformProvider.doConvert(Expression exp)
protected abstract void	ExpressionVisitor.doVisit(Expression exp)
static FieldUpdateFieldValues	FieldUpdateFieldValues.fromPartialUpdate(Expression expression, DocumentFieldValues documentFieldValues, com.yahoo.document.update.ValueUpdate valueUpdate)
Expression	FieldPathUpdateFieldValues.getExpression(Expression expression)
Expression	FieldUpdateFieldValues.getExpression(Expression expression)
Expression	IdentityFieldPathUpdateFieldValues.getExpression(Expression expression)
Expression	UpdateFieldValues.getExpression(Expression expression)
com.yahoo.document.DataType	DocumentFieldTypes.getFieldType(String fieldName, Expression expression)
com.yahoo.document.DataType	FieldPathUpdateFieldValues.getFieldType(String fieldName, Expression exp)
com.yahoo.document.DataType	FieldUpdateFieldValues.getFieldType(String fieldName, Expression exp)
com.yahoo.document.DataType	IdentityFieldPathUpdateFieldValues.getFieldType(String fieldName, Expression exp)
com.yahoo.document.DataType	SimpleDocumentFieldValues.getFieldType(String fieldName, Expression exp)
com.yahoo.document.DataType	DocumentFieldTypes.requireFieldType(Expression expression, String fieldName)
protected abstract boolean	ValueTransformProvider.requiresTransform(Expression exp)
T	ExpressionSearcher.searchIn(Expression searchIn)
FieldValues	FieldPathUpdateFieldValues.setOutputValue(String fieldName, com.yahoo.document.datatypes.FieldValue fieldValue, Expression exp)
FieldValues	FieldUpdateFieldValues.setOutputValue(String fieldName, com.yahoo.document.datatypes.FieldValue fieldValue, Expression exp)
FieldValues	IdentityFieldPathUpdateFieldValues.setOutputValue(String fieldName, com.yahoo.document.datatypes.FieldValue fieldValue, Expression exp)
SimpleDocumentFieldValues	SimpleDocumentFieldValues.setOutputValue(String fieldName, com.yahoo.document.datatypes.FieldValue fieldValue, Expression exp)
protected abstract boolean	ExpressionConverter.shouldConvert(Expression exp)
protected boolean	ExpressionOptimizer.shouldConvert(Expression exp)
protected final boolean	TypedExpressionConverter.shouldConvert(Expression exp)
protected final boolean	ValueTransformProvider.shouldConvert(Expression expression)
void	ExpressionVisitor.visit(Expression exp)

Constructor parameters in com.yahoo.vespa.indexinglanguage with type arguments of type Expression

Modifier	Constructor	Description
	ValueTransformProvider(Class<? extends Expression> transformClass)

Uses of Expression in com.yahoo.vespa.indexinglanguage.expressions

Classes in com.yahoo.vespa.indexinglanguage.expressions with type parameters of type Expression

Modifier and Type	Class	Description
class	ExpressionList<T extends Expression>

Subclasses of Expression in com.yahoo.vespa.indexinglanguage.expressions

Modifier and Type	Class	Description
final class	ArithmeticExpression
final class	AttributeExpression
final class	Base64DecodeExpression
final class	Base64EncodeExpression
class	BinarizeExpression	Converts a tensor of any input type into a binarized tensor: Each value is replaced by either 0 or 1.
final class	BusyWaitExpression	Utility expression that will busy-wait the amount of time given in the numeric field.
final class	CatExpression
class	ChoiceExpression	An expression which returns the value of the first of a list of subexpressions which returns a non-null value.
class	ChunkExpression	Splits a string into multiple elements
final class	ClearStateExpression
class	CompositeExpression
final class	ConstantExpression
final class	EchoExpression
class	EmbedExpression	Embeds a string in a tensor space using the configured Embedder component
final class	ExactExpression
final class	ExecutionValueExpression	Returns the current execution value, that is the value passed to this expression.
class	ExpressionList<T extends Expression>
final class	FlattenExpression	Deprecated.
final class	ForEachExpression
class	GenerateExpression	Indexing language expression for generating field values with LLMs and custom components.
final class	GetFieldExpression	Returns the value of a struct field.
final class	GetVarExpression
final class	GuardExpression
class	HashExpression	Hashes a string value to a long or int (by type inference on the target value).
final class	HexDecodeExpression
final class	HexEncodeExpression
final class	HostNameExpression
final class	IfThenExpression
final class	IndexExpression
final class	InputExpression
final class	JoinExpression
class	LiteralBoolExpression	'true' or 'false
final class	LowerCaseExpression
final class	NGramExpression	A filter which splits incoming text into n-grams.
final class	NormalizeExpression
final class	NowExpression
final class	OptimizePredicateExpression
class	OutputExpression
class	PackBitsExpression	Converts any tensor containing only ones and zeroes into one where each consecutive 8 values in the dense dimension are packed into a single byte.
class	ParenthesisExpression
final class	PassthroughExpression	An output expression which has no search side effects.
final class	RandomExpression
final class	ScriptExpression
final class	SelectInputExpression
final class	SetLanguageExpression	Sets the language in the execution context.
final class	SetVarExpression
final class	SleepExpression	Utility expression that will sleep the amount of time given in the numeric field.
final class	SplitExpression
final class	StatementExpression	An indexing statement consisting of a list of indexing expressions, e.g "input foo | index | attribute".
final class	SubstringExpression
final class	SummaryExpression
final class	SwitchExpression
final class	ThisExpression
final class	ToArrayExpression
final class	ToBoolExpression
final class	ToByteExpression
final class	ToDoubleExpression
class	ToEpochSecondExpression	Converts ISO-8601 formatted date string to UNIX Epoch Time in seconds
final class	ToFloatExpression
final class	ToIntegerExpression
final class	TokenizeExpression
final class	ToLongExpression
final class	ToPositionExpression
final class	ToStringExpression
final class	ToUriExpression
final class	ToWsetExpression
final class	TrimExpression
final class	ZCurveExpression

Methods in com.yahoo.vespa.indexinglanguage.expressions that return Expression

Modifier and Type	Method	Description
Expression	Expression.convertChildren(ExpressionConverter converter)	Returns an expression where the children of this has been converted using the given converter.
static Expression	Expression.fromString(String expression)	Creates an expression with simple lingustics for testing
static Expression	Expression.fromString(String expression, com.yahoo.language.Linguistics linguistics, Map<String,com.yahoo.language.process.Chunker> chunkers, Map<String,com.yahoo.language.process.Embedder> embedders, Map<String,com.yahoo.language.process.FieldGenerator> generators)
Expression	SwitchExpression.getDefaultExpression()
Expression	IfThenExpression.getIfFalseExpression()
Expression	IfThenExpression.getIfTrueExpression()
Expression	ForEachExpression.getInnerExpression()
Expression	GuardExpression.getInnerExpression()
Expression	ParenthesisExpression.getInnerExpression()
Expression	ArithmeticExpression.getLeftHandSide()
Expression	IfThenExpression.getLeftHandSide()
Expression	ArithmeticExpression.getRightHandSide()
Expression	IfThenExpression.getRightHandSide()
static Expression	Expression.newInstance(ScriptParserContext context)
Expression	MathResolver.resolve()

Methods in com.yahoo.vespa.indexinglanguage.expressions that return types with arguments of type Expression

Modifier and Type	Method	Description
protected List<Expression>	ExpressionList.convertChildList(ExpressionConverter converter)
List<com.yahoo.collections.Pair<String,Expression>>	SelectInputExpression.getCases()
Map<String,Expression>	SwitchExpression.getCases()

Methods in com.yahoo.vespa.indexinglanguage.expressions with parameters of type Expression

Modifier and Type	Method	Description
ExecutionContext	ExecutionContext.execute(Expression expression)
static com.yahoo.document.Document	Expression.execute(Expression expression, com.yahoo.document.Document doc)
static com.yahoo.document.DocumentUpdate	Expression.execute(Expression expression, com.yahoo.document.DocumentUpdate update)
static com.yahoo.document.DocumentUpdate	Expression.execute(Expression expression, FieldValuesFactory factory, com.yahoo.document.DocumentUpdate update)
com.yahoo.document.DataType	FieldTypes.getFieldType(String fieldName, Expression expression)
com.yahoo.document.DataType	TypeContext.getFieldType(String fieldName, Expression expression)	Returns the type of the given field.
void	MathResolver.push(ArithmeticExpression.Operator op, Expression exp)
TypeContext	TypeContext.resolve(Expression expression)
static List<String>	InputExpression.InputFieldNameExtractor.runOn(Expression expression)
static Set<String>	InputExpression.RequiredInputFieldsExtractor.runOn(Expression expression)
ExecutionContext	ExecutionContext.setFieldValue(String fieldName, com.yahoo.document.datatypes.FieldValue fieldValue, Expression expression)
FieldValues	FieldValues.setOutputValue(String fieldName, com.yahoo.document.datatypes.FieldValue fieldValue, Expression expression)
protected static String	CompositeExpression.toScriptBlock(Expression exp)

Constructors in com.yahoo.vespa.indexinglanguage.expressions with parameters of type Expression

Modifier	Constructor	Description
	ArithmeticExpression(Expression left, ArithmeticExpression.Operator op, Expression right)
	CatExpression(Expression... expressions)
	ChoiceExpression(Expression... choices)
	ForEachExpression(Expression expression)
	GuardExpression(Expression innerExpression)
	IfThenExpression(Expression lhs, IfThenExpression.Comparator cmp, Expression right, Expression ifTrue)
	IfThenExpression(Expression lhs, IfThenExpression.Comparator cmp, Expression right, Expression ifTrue, Expression ifFalse)
	ParenthesisExpression(Expression innerExpression)
	StatementExpression(Expression... list)
	SwitchExpression(Map<String,T> cases, Expression defaultExp)
	VerificationException(Expression expression, String message)

Constructor parameters in com.yahoo.vespa.indexinglanguage.expressions with type arguments of type Expression

Modifier	Constructor	Description
	CatExpression(Collection<? extends Expression> expressions)
	ChoiceExpression(Collection<? extends Expression> choices)
	SelectInputExpression(List<com.yahoo.collections.Pair<String,Expression>> cases)
	StatementExpression(Iterable<Expression> list)

Uses of Expression in com.yahoo.vespa.indexinglanguage.parser

Methods in com.yahoo.vespa.indexinglanguage.parser that return Expression

Modifier and Type	Method	Description
final Expression	IndexingParser.attributeExp()
final Expression	IndexingParser.base64DecodeExp()
final Expression	IndexingParser.base64EncodeExp()
final Expression	IndexingParser.binarizeExp()
final Expression	IndexingParser.busy_waitExp()
final Expression	IndexingParser.chunkExp()
final Expression	IndexingParser.clearStateExp()
final Expression	IndexingParser.echoExp()
final Expression	IndexingParser.embedExp()
final Expression	IndexingParser.exactExp()
final Expression	IndexingParser.executionValueExp()
final Expression	IndexingParser.expression()
final Expression	IndexingParser.flattenExp()
final Expression	IndexingParser.forEachExp()
final Expression	IndexingParser.generateExp()
final Expression	IndexingParser.getFieldExp()
final Expression	IndexingParser.getVarExp()
final Expression	IndexingParser.guardExp()
final Expression	IndexingParser.hashExp()
final Expression	IndexingParser.hexDecodeExp()
final Expression	IndexingParser.hexEncodeExp()
final Expression	IndexingParser.hostNameExp()
final Expression	IndexingParser.ifThenExp()
final Expression	IndexingParser.indexExp()
final Expression	IndexingParser.inputExp()
final Expression	IndexingParser.joinExp()
final Expression	IndexingParser.literalBoolExp()
final Expression	IndexingParser.lowerCaseExp()
final Expression	IndexingParser.math()
final Expression	IndexingParser.ngramExp()
final Expression	IndexingParser.nonChoiceExpression()
final Expression	IndexingParser.normalizeExp()
final Expression	IndexingParser.nowExp()
final Expression	IndexingParser.optimizePredicateExp()
final Expression	IndexingParser.packBitsExp()
final Expression	IndexingParser.passthroughExp()
final Expression	IndexingParser.randomExp()
final Expression	IndexingParser.root()
final Expression	IndexingParser.selectInputExp()
final Expression	IndexingParser.setLanguageExp()
final Expression	IndexingParser.setValueExp()
final Expression	IndexingParser.setVarExp()
final Expression	IndexingParser.sleepExp()
final Expression	IndexingParser.splitExp()
final Expression	IndexingParser.substringExp()
final Expression	IndexingParser.summaryExp()
final Expression	IndexingParser.switchExp()
final Expression	IndexingParser.thisExp()
final Expression	IndexingParser.toArrayExp()
final Expression	IndexingParser.toBoolExp()
final Expression	IndexingParser.toByteExp()
final Expression	IndexingParser.toDoubleExp()
final Expression	IndexingParser.toEpochSecondExp()
final Expression	IndexingParser.toFloatExp()
final Expression	IndexingParser.toIntExp()
final Expression	IndexingParser.tokenizeExp()
final Expression	IndexingParser.toLongExp()
final Expression	IndexingParser.toPosExp()
final Expression	IndexingParser.toStringExp()
final Expression	IndexingParser.toUriExp()
final Expression	IndexingParser.toWsetExp()
final Expression	IndexingParser.trimExp()
final Expression	IndexingParser.value()
final Expression	IndexingParser.zcurveExp()