Package com.yahoo.document.select.rule
Class NegationNode
- java.lang.Object
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- com.yahoo.document.select.rule.NegationNode
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- All Implemented Interfaces:
ExpressionNode
public class NegationNode extends java.lang.Object implements ExpressionNode
- Author:
- Simon Thoresen Hult
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Constructor Summary
Constructors Constructor Description NegationNode(ExpressionNode node)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
accept(Visitor visitor)
Perform visitation of this node.java.lang.Object
evaluate(Context context)
Evaluate the content of this node based on document object, and return that value.BucketSet
getBucketSet(BucketIdFactory factory)
Returns the set of bucket ids covered by this node.ExpressionNode
getNode()
NegationNode
setNode(ExpressionNode node)
java.lang.String
toString()
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Constructor Detail
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NegationNode
public NegationNode(ExpressionNode node)
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Method Detail
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getNode
public ExpressionNode getNode()
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setNode
public NegationNode setNode(ExpressionNode node)
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getBucketSet
public BucketSet getBucketSet(BucketIdFactory factory)
Description copied from interface:ExpressionNode
Returns the set of bucket ids covered by this node.- Specified by:
getBucketSet
in interfaceExpressionNode
- Parameters:
factory
- the factory used by the current application.
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evaluate
public java.lang.Object evaluate(Context context)
Description copied from interface:ExpressionNode
Evaluate the content of this node based on document object, and return that value.- Specified by:
evaluate
in interfaceExpressionNode
- Parameters:
context
- the document to evaluate over.- Returns:
- the value of this.
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accept
public void accept(Visitor visitor)
Description copied from interface:ExpressionNode
Perform visitation of this node.- Specified by:
accept
in interfaceExpressionNode
- Parameters:
visitor
- the visitor that wishes to visit the node.
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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