Module org.apache.jena.arq

Package org.apache.jena.sparql.expr

Class ExprDigest

java.lang.Object

org.apache.jena.sparql.expr.ExprNode

org.apache.jena.sparql.expr.ExprFunction

org.apache.jena.sparql.expr.ExprFunction1

org.apache.jena.sparql.expr.ExprDigest

All Implemented Interfaces:

Expr

Direct Known Subclasses:

E_MD5, E_SHA1, E_SHA224, E_SHA256, E_SHA384, E_SHA512

public abstract class ExprDigest
extends ExprFunction1

Field Summary

Fields inherited from interface org.apache.jena.sparql.expr.Expr

CMP_EQUAL, CMP_GREATER, CMP_INDETERMINATE, CMP_LESS, CMP_UNEQUAL, NONE

Constructor Summary

Constructors

Constructor	Description
ExprDigest(Expr expr, String symbol, String printName, String digestName)

Method Summary

Modifier and Type	Method	Description
NodeValue	eval(NodeValue v)
String	getFunctionPrintName(SerializationContext cxt)	Name used for output in SPARQL format needing functional form (no specific keyword).

Methods inherited from class org.apache.jena.sparql.expr.ExprFunction1

apply, applyNodeTransform, copy, copySubstitute, eval, eval, getArg, getArg, hashCode, numArgs, visit

Methods inherited from class org.apache.jena.sparql.expr.ExprFunction

equals, getArgs, getFunction, getFunctionIRI, getFunctionName, getFunctionSymbol, getOpName, isFunction

Methods inherited from class org.apache.jena.sparql.expr.ExprNode

asVar, deepCopy, equals, equalsBySyntax, getConstant, getExpr, getExprVar, getGraphPattern, getVarName, getVarsMentioned, isConstant, isExpr, isGraphPattern, isSatisfied, isVariable, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

ExprDigest

public ExprDigest(Expr expr,
 String symbol,
 String printName,
 String digestName)

Method Details

eval

public NodeValue eval(NodeValue v)

Specified by:

eval in class ExprFunction1

getFunctionPrintName

public String getFunctionPrintName(SerializationContext cxt)

Description copied from class: ExprFunction

Name used for output in SPARQL format needing functional form (no specific keyword). e.g. regexp(), custom functions, ...

Overrides:

getFunctionPrintName in class ExprFunction