Uses of Class
com.yahoo.searchlib.rankingexpression.rule.ExpressionNode

Packages that use ExpressionNode

Package	Description
com.yahoo.searchlib.rankingexpression	Ranking expression execution library, see RankingExpression.
com.yahoo.searchlib.rankingexpression.evaluation.gbdtoptimization
com.yahoo.searchlib.rankingexpression.parser	Ranking expression parser
com.yahoo.searchlib.rankingexpression.rule
com.yahoo.searchlib.rankingexpression.transform

Uses of ExpressionNode in com.yahoo.searchlib.rankingexpression

Methods in com.yahoo.searchlib.rankingexpression that return ExpressionNode

Modifier and Type	Method	Description
ExpressionNode	RankingExpression.getRoot()	Returns the root of the expression tree of this expression.

Methods in com.yahoo.searchlib.rankingexpression with parameters of type ExpressionNode

Modifier and Type	Method	Description
void	RankingExpression.setRoot(ExpressionNode root)	Sets the root of the expression tree of this expression.

Method parameters in com.yahoo.searchlib.rankingexpression with type arguments of type ExpressionNode

Modifier and Type	Method	Description
ExpressionFunction.Instance	ExpressionFunction.expand(SerializationContext context, List<ExpressionNode> argumentValues, Deque<String> path)	Creates and returns an instance of this function based on the given arguments.

Constructors in com.yahoo.searchlib.rankingexpression with parameters of type ExpressionNode

Modifier	Constructor	Description
	RankingExpression(ExpressionNode root)	Creates a ranking expression from an expression root node.
	RankingExpression(String name, ExpressionNode root)	Creates a named ranking expression from an expression root node.

Uses of ExpressionNode in com.yahoo.searchlib.rankingexpression.evaluation.gbdtoptimization

Subclasses of ExpressionNode in com.yahoo.searchlib.rankingexpression.evaluation.gbdtoptimization

Modifier and Type	Class	Description
class	GBDTForestNode	An optimized version of a sum of consecutive decision trees.
final class	GBDTNode	An optimized version of a decision tree.

Uses of ExpressionNode in com.yahoo.searchlib.rankingexpression.parser

Methods in com.yahoo.searchlib.rankingexpression.parser that return ExpressionNode

Modifier and Type	Method	Description
final ExpressionNode	RankingExpressionParser.arithmeticExpression()
final ExpressionNode	RankingExpressionParser.constantPrimitive(boolean negate)
final ExpressionNode	RankingExpressionParser.expression()
final ExpressionNode	RankingExpressionParser.function()
final ExpressionNode	RankingExpressionParser.rankingExpression()
final ExpressionNode	RankingExpressionParser.value()

Methods in com.yahoo.searchlib.rankingexpression.parser that return types with arguments of type ExpressionNode

Modifier and Type	Method	Description
final List<ExpressionNode>	RankingExpressionParser.args()
final List<ExpressionNode>	RankingExpressionParser.expressionList()

Uses of ExpressionNode in com.yahoo.searchlib.rankingexpression.rule

Subclasses of ExpressionNode in com.yahoo.searchlib.rankingexpression.rule

Modifier and Type	Class	Description
final class	ArithmeticNode	A binary mathematical operation
class	BooleanNode	A node which produces a boolean value when evaluated.
class	ComparisonNode	A node which returns the outcome of a comparison.
class	CompositeNode	The parent of all node types which contains child nodes.
final class	ConstantNode	A node which holds a constant (frozen) value.
final class	EmbracedNode	This class represents another expression enclosed in braces.
final class	FunctionNode	Invocation of a native function.
class	GeneratorLambdaFunctionNode	A tensor generating function, whose arguments are determined by a tensor type
final class	IfNode	A conditional branch of a ranking expression.
class	LambdaFunctionNode	A free, parametrized function
final class	NameNode	An opaque name in a ranking expression.
class	NegativeNode	A node which flips the sign of the value produced from the nested expression
class	NotNode	A node which flips the logical value produced from the nested expression.
final class	ReferenceNode	A node referring either to a value in the context or to a named ranking expression function.
class	SetMembershipNode	A node which returns true or false depending on a set membership test
class	TensorFunctionNode	A node which performs a tensor function

Methods in com.yahoo.searchlib.rankingexpression.rule that return ExpressionNode

Modifier and Type	Method	Description
ExpressionNode	IfNode.getCondition()
ExpressionNode	IfNode.getFalseExpression()
ExpressionNode	ComparisonNode.getLeftCondition()
ExpressionNode	ComparisonNode.getRightCondition()
ExpressionNode	SetMembershipNode.getTestValue()	The value to check for membership in the set
ExpressionNode	IfNode.getTrueExpression()
ExpressionNode	EmbracedNode.getValue()	Returns the node enclosed by this
ExpressionNode	NegativeNode.getValue()	Returns the node creating the value negated by this
ExpressionNode	NotNode.getValue()

Methods in com.yahoo.searchlib.rankingexpression.rule that return types with arguments of type ExpressionNode

Modifier and Type	Method	Description
List<ExpressionNode>	ArithmeticNode.children()
List<ExpressionNode>	ComparisonNode.children()
abstract List<ExpressionNode>	CompositeNode.children()	Returns a read-only list containing the immediate children of this composite.
List<ExpressionNode>	EmbracedNode.children()
List<ExpressionNode>	FunctionNode.children()	Returns the arguments of this
List<ExpressionNode>	GeneratorLambdaFunctionNode.children()
List<ExpressionNode>	IfNode.children()
List<ExpressionNode>	LambdaFunctionNode.children()
List<ExpressionNode>	NegativeNode.children()
List<ExpressionNode>	NotNode.children()
List<ExpressionNode>	ReferenceNode.children()	Returns an empty list as this has no children
List<ExpressionNode>	SetMembershipNode.children()
List<ExpressionNode>	TensorFunctionNode.children()
List<ExpressionNode>	Arguments.expressions()	Returns an unmodifiable list of the expressions in this, never null
List<ExpressionNode>	SetMembershipNode.getSetValues()	Returns an immutable list of the values of the set

Methods in com.yahoo.searchlib.rankingexpression.rule with parameters of type ExpressionNode

Modifier and Type	Method	Description
static ArithmeticNode	ArithmeticNode.resolve(ExpressionNode left, ArithmeticOperator op, ExpressionNode right)
static TensorFunctionNode.ExpressionTensorFunction	TensorFunctionNode.wrap(ExpressionNode node)
static com.yahoo.tensor.functions.ScalarFunction<Reference>	TensorFunctionNode.wrapScalar(ExpressionNode node)

Method parameters in com.yahoo.searchlib.rankingexpression.rule with type arguments of type ExpressionNode

Modifier and Type	Method	Description
ReferenceNode	ReferenceNode.setArguments(List<ExpressionNode> arguments)	Returns a copy of this where the arguments are replaced by the given arguments
CompositeNode	ArithmeticNode.setChildren(List<ExpressionNode> newChildren)
ComparisonNode	ComparisonNode.setChildren(List<ExpressionNode> children)
abstract CompositeNode	CompositeNode.setChildren(List<ExpressionNode> children)	Returns a copy of this where the children is replaced by the given children.
CompositeNode	EmbracedNode.setChildren(List<ExpressionNode> newChildren)
FunctionNode	FunctionNode.setChildren(List<ExpressionNode> children)	Returns a new function node with the children replaced by the given children
CompositeNode	GeneratorLambdaFunctionNode.setChildren(List<ExpressionNode> children)
IfNode	IfNode.setChildren(List<ExpressionNode> children)
CompositeNode	LambdaFunctionNode.setChildren(List<ExpressionNode> children)
NegativeNode	NegativeNode.setChildren(List<ExpressionNode> children)
NotNode	NotNode.setChildren(List<ExpressionNode> children)
CompositeNode	ReferenceNode.setChildren(List<ExpressionNode> newChildren)
SetMembershipNode	SetMembershipNode.setChildren(List<ExpressionNode> children)
CompositeNode	TensorFunctionNode.setChildren(List<ExpressionNode> children)
static Map<com.yahoo.tensor.TensorAddress,com.yahoo.tensor.functions.ScalarFunction<Reference>>	TensorFunctionNode.wrapScalars(Map<com.yahoo.tensor.TensorAddress,ExpressionNode> nodes)

Constructors in com.yahoo.searchlib.rankingexpression.rule with parameters of type ExpressionNode

Modifier	Constructor	Description
	Arguments(ExpressionNode singleArgument)
	ArithmeticNode(ExpressionNode leftExpression, ArithmeticOperator operator, ExpressionNode rightExpression)
	ComparisonNode(ExpressionNode leftCondition, TruthOperator operator, ExpressionNode rightCondition)
	EmbracedNode(ExpressionNode value)	Creates a new expression node that embraces another.
	ExpressionTensorFunction(ExpressionNode expression)
	FunctionNode(Function function, ExpressionNode argument)
	FunctionNode(Function function, ExpressionNode argument1, ExpressionNode argument2)	Creates a binary function node
	GeneratorLambdaFunctionNode(com.yahoo.tensor.TensorType type, ExpressionNode generator)
	IfNode(ExpressionNode condition, ExpressionNode trueExpression, ExpressionNode falseExpression)
	IfNode(ExpressionNode condition, ExpressionNode trueExpression, ExpressionNode falseExpression, Double trueProbability)	Creates a new condition node.
	LambdaFunctionNode(List<String> arguments, ExpressionNode functionExpression)
	NegativeNode(ExpressionNode value)	Constructs a new negative node
	NotNode(ExpressionNode value)
	SetMembershipNode(ExpressionNode testValue, List<ExpressionNode> setValues)

Constructor parameters in com.yahoo.searchlib.rankingexpression.rule with type arguments of type ExpressionNode

Modifier	Constructor	Description
	Arguments(List<? extends ExpressionNode> expressions)
	ArithmeticNode(List<ExpressionNode> children, List<ArithmeticOperator> operators)
	ReferenceNode(String name, List<? extends ExpressionNode> arguments, String output)
	SetMembershipNode(ExpressionNode testValue, List<ExpressionNode> setValues)

Uses of ExpressionNode in com.yahoo.searchlib.rankingexpression.transform

Methods in com.yahoo.searchlib.rankingexpression.transform that return ExpressionNode

Modifier and Type	Method	Description
ExpressionNode	ConstantDereferencer.transform(ExpressionNode node, TransformContext context)
abstract ExpressionNode	ExpressionTransformer.transform(ExpressionNode node, CONTEXT context)	Transforms an expression node and returns the transformed node
ExpressionNode	Simplifier.transform(ExpressionNode node, TransformContext context)
ExpressionNode	TensorMaxMinTransformer.transform(ExpressionNode node, CONTEXT context)
static ExpressionNode	TensorMaxMinTransformer.transformFunctionNode(FunctionNode node, com.yahoo.tensor.evaluation.TypeContext<Reference> context)

Methods in com.yahoo.searchlib.rankingexpression.transform with parameters of type ExpressionNode

Modifier and Type	Method	Description
ExpressionNode	ConstantDereferencer.transform(ExpressionNode node, TransformContext context)
abstract ExpressionNode	ExpressionTransformer.transform(ExpressionNode node, CONTEXT context)	Transforms an expression node and returns the transformed node
ExpressionNode	Simplifier.transform(ExpressionNode node, TransformContext context)
ExpressionNode	TensorMaxMinTransformer.transform(ExpressionNode node, CONTEXT context)