Package com.api.jsonata4java.expressions.functions

Class SubstringFunction

java.lang.Object

com.api.jsonata4java.expressions.functions.FunctionBase

com.api.jsonata4java.expressions.functions.SubstringFunction

public class SubstringFunction
extends FunctionBase

Complies with javascript substr (and thus JSONata $substring). See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substr

Nested Class Summary

Nested classes/interfaces inherited from class com.api.jsonata4java.expressions.functions.FunctionBase

FunctionBase.CtxEvalResult

Field Summary

Fields

Modifier and Type	Field	Description
static String	ERR_ARG1BADTYPE
static String	ERR_ARG2BADTYPE
static String	ERR_ARG3BADTYPE
static String	ERR_ARG4BADTYPE
static String	ERR_BAD_CONTEXT

Constructor Summary

Constructors

Constructor	Description
SubstringFunction()

Method Summary

Modifier and Type	Method	Description
int	getMaxArgs()
int	getMinArgs()
String	getSignature()
com.fasterxml.jackson.databind.JsonNode	invoke(ExpressionsVisitor expressionVisitor, MappingExpressionParser.Function_callContext ctx)

Methods inherited from class com.api.jsonata4java.expressions.functions.FunctionBase

evalContext, getArgumentCount, getFunctionName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

ERR_BAD_CONTEXT

public static String ERR_BAD_CONTEXT

ERR_ARG1BADTYPE

public static String ERR_ARG1BADTYPE

ERR_ARG2BADTYPE

public static String ERR_ARG2BADTYPE

ERR_ARG3BADTYPE

public static String ERR_ARG3BADTYPE

ERR_ARG4BADTYPE

public static String ERR_ARG4BADTYPE

Constructor Details

SubstringFunction

public SubstringFunction()

Method Details

invoke

public com.fasterxml.jackson.databind.JsonNode invoke(ExpressionsVisitor expressionVisitor,
 MappingExpressionParser.Function_callContext ctx)

Specified by:

invoke in class FunctionBase

getMaxArgs

public int getMaxArgs()

Specified by:

getMaxArgs in class FunctionBase

getMinArgs

public int getMinArgs()

Specified by:

getMinArgs in class FunctionBase

getSignature

public String getSignature()

Specified by:

getSignature in class FunctionBase