Class ComparisonNode
java.lang.Object
com.yahoo.searchlib.rankingexpression.rule.ExpressionNode
com.yahoo.searchlib.rankingexpression.rule.CompositeNode
com.yahoo.searchlib.rankingexpression.rule.BooleanNode
com.yahoo.searchlib.rankingexpression.rule.ComparisonNode
- All Implemented Interfaces:
Serializable
A node which returns the outcome of a comparison.
- Author:
- bratseth
- See Also:
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Constructor Summary
ConstructorDescriptionComparisonNode
(ExpressionNode leftCondition, TruthOperator operator, ExpressionNode rightCondition) -
Method Summary
Modifier and TypeMethodDescriptionchildren()
Returns a read-only list containing the immediate children of this compositeReturns the value of evaluating this expression over the given context.int
hashCode()
Returns a hashcode computed from the data in thissetChildren
(List<ExpressionNode> children) Returns a copy of this where the children is replaced by the given children.toString
(StringBuilder string, SerializationContext context, Deque<String> path, CompositeNode parent) Returns this in serialized form.com.yahoo.tensor.TensorType
Returns the type this will return if evaluated with the given context.Methods inherited from class com.yahoo.searchlib.rankingexpression.rule.ExpressionNode
equals, toString, toString
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Constructor Details
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ComparisonNode
public ComparisonNode(ExpressionNode leftCondition, TruthOperator operator, ExpressionNode rightCondition)
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Method Details
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children
Description copied from class:CompositeNode
Returns a read-only list containing the immediate children of this composite
- Specified by:
children
in classCompositeNode
- Returns:
- The children of this.
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getOperator
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getLeftCondition
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getRightCondition
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toString
public StringBuilder toString(StringBuilder string, SerializationContext context, Deque<String> path, CompositeNode parent) Description copied from class:ExpressionNode
Returns this in serialized form.- Specified by:
toString
in classExpressionNode
- Parameters:
string
- the StringBuilder that will be appended tocontext
- the serialization contextpath
- the call path to this, used for cycle detection, or null if this is a rootparent
- the parent node of this, or null if it is a root- Returns:
- the main script, referring to script instances.
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type
Description copied from class:ExpressionNode
Returns the type this will return if evaluated with the given context.- Specified by:
type
in classExpressionNode
- Parameters:
context
- the variable type bindings to use for this evaluation
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evaluate
Description copied from class:ExpressionNode
Returns the value of evaluating this expression over the given context.- Specified by:
evaluate
in classExpressionNode
- Parameters:
context
- the variable bindings to use for this evaluation
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setChildren
Description copied from class:CompositeNode
Returns a copy of this where the children is replaced by the given children.- Specified by:
setChildren
in classCompositeNode
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hashCode
public int hashCode()Description copied from class:ExpressionNode
Returns a hashcode computed from the data in this- Specified by:
hashCode
in classExpressionNode
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