me.snowdrop.istio.api.cexl.parser

Class CEXLTypeResolver

java.lang.Object

me.snowdrop.istio.api.cexl.parser.CEXLBaseListener

me.snowdrop.istio.api.cexl.parser.CEXLTypeResolver

All Implemented Interfaces:

CEXLListener, org.antlr.v4.runtime.tree.ParseTreeListener

public class CEXLTypeResolver
extends CEXLBaseListener

A "simple" CEXL expression validator. Operator precedence is not implemented so you need to use parentheses to combine expressions.

Author:

Christophe Laprun

Constructor Summary

Constructors

Constructor and Description
CEXLTypeResolver()

Method Summary

Modifier and Type	Method and Description
void	exitExpression(CEXLParser.ExpressionContext ctx) Exit a parse tree produced by CEXLParser.expression().
ValueType	getExpressionType()

Methods inherited from class me.snowdrop.istio.api.cexl.parser.CEXLBaseListener

enterEndsWithExpr, enterEveryRule, enterExpression, enterFirstNonEmptyExpr, enterIndexExpr, enterIpExpr, enterLiteral, enterMatchesExpr, enterMatchExpr, enterOperand, enterParenExpr, enterPrimaryExpr, enterStartsWithExpr, enterTimestampExpr, exitEndsWithExpr, exitEveryRule, exitFirstNonEmptyExpr, exitIndexExpr, exitIpExpr, exitLiteral, exitMatchesExpr, exitMatchExpr, exitOperand, exitParenExpr, exitPrimaryExpr, exitStartsWithExpr, exitTimestampExpr, visitErrorNode, visitTerminal

Methods inherited from class java.lang.Object

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

Constructor Detail

CEXLTypeResolver

public CEXLTypeResolver()

Method Detail

getExpressionType

public ValueType getExpressionType()

exitExpression

public void exitExpression(CEXLParser.ExpressionContext ctx)

Description copied from class: CEXLBaseListener

Exit a parse tree produced by CEXLParser.expression().

The default implementation does nothing.

Specified by:

exitExpression in interface CEXLListener

Overrides:

exitExpression in class CEXLBaseListener

Parameters:

ctx - the parse tree