java.lang.Object
org.apache.jena.sparql.expr.ExprNode
org.apache.jena.sparql.expr.ExprFunction
org.apache.jena.sparql.expr.ExprFunctionOp
- All Implemented Interfaces:
Expr
- Direct Known Subclasses:
E_Exists
,E_NotExists
A "function" that executes over a pattern
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Field Summary
Fields inherited from interface org.apache.jena.sparql.expr.Expr
CMP_EQUAL, CMP_GREATER, CMP_INDETERMINATE, CMP_LESS, CMP_UNEQUAL, NONE
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Method Summary
Modifier and TypeMethodDescriptionapply
(ExprTransform transform, ExprList args, Op x) applyNodeTransform
(NodeTransform nodeTransform) Rewrite, applying a node->node transformationabstract ExprFunctionOp
abstract ExprFunctionOp
copySubstitute
(Binding binding) Deep copy with substitutionfinal NodeValue
eval
(Binding binding, FunctionEnv env) Evaluate this expression against the bindinggetArg
(int i) boolean
int
numArgs()
void
visit
(ExprVisitor visitor) Methods inherited from class org.apache.jena.sparql.expr.ExprFunction
equals, getArgs, getFunction, getFunctionIRI, getFunctionName, getFunctionPrintName, getFunctionSymbol, getOpName, hashCode, isFunction
Methods inherited from class org.apache.jena.sparql.expr.ExprNode
asVar, deepCopy, equals, equalsBySyntax, getConstant, getExpr, getExprVar, getVarName, getVarsMentioned, isConstant, isExpr, isSatisfied, isVariable, toString
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Method Details
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getArg
- Specified by:
getArg
in classExprFunction
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isGraphPattern
public boolean isGraphPattern()- Overrides:
isGraphPattern
in classExprNode
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getGraphPattern
- Overrides:
getGraphPattern
in classExprNode
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getElement
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numArgs
public int numArgs()- Specified by:
numArgs
in classExprFunction
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copySubstitute
Description copied from interface:Expr
Deep copy with substitution- Specified by:
copySubstitute
in interfaceExpr
- Specified by:
copySubstitute
in classExprNode
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applyNodeTransform
Description copied from interface:Expr
Rewrite, applying a node->node transformation- Specified by:
applyNodeTransform
in interfaceExpr
- Specified by:
applyNodeTransform
in classExprNode
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eval
Description copied from interface:Expr
Evaluate this expression against the binding -
copy
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copy
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visit
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apply
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