Package org.elasticsearch.xpack.esql.parser.promql

Class PromqlAstBuilder

java.lang.Object

org.antlr.v4.runtime.tree.AbstractParseTreeVisitor<Object>

org.elasticsearch.xpack.esql.parser.PromqlBaseParserBaseVisitor<Object>

org.elasticsearch.xpack.esql.parser.promql.PromqlLogicalPlanBuilder

org.elasticsearch.xpack.esql.parser.promql.PromqlAstBuilder

All Implemented Interfaces:

org.antlr.v4.runtime.tree.ParseTreeVisitor<Object>, PromqlBaseParserVisitor<Object>

public class PromqlAstBuilder
extends PromqlLogicalPlanBuilder

Field Summary

Fields

Modifier and Type	Field	Description
static final int	MAX_EXPRESSION_DEPTH

Fields inherited from class org.elasticsearch.xpack.esql.parser.promql.PromqlLogicalPlanBuilder

GLOBAL_EVALUATION_INTERVAL

Constructor Summary

Constructors

Constructor	Description
PromqlAstBuilder(Literal start, Literal end, int startLine, int startColumn)

Method Summary

Modifier and Type	Method	Description
protected Expression	expression(org.antlr.v4.runtime.tree.ParseTree ctx)
protected List<Expression>	expressions(List<? extends org.antlr.v4.runtime.ParserRuleContext> contexts)
LogicalPlan	plan(org.antlr.v4.runtime.tree.ParseTree ctx)
protected Source	source(org.antlr.v4.runtime.ParserRuleContext parserRuleContext)
protected Source	source(org.antlr.v4.runtime.Token token)
protected Source	source(org.antlr.v4.runtime.Token start, org.antlr.v4.runtime.Token stop)
protected Source	source(org.antlr.v4.runtime.tree.ParseTree parseTree)
protected Source	source(org.antlr.v4.runtime.tree.TerminalNode terminalNode)
Object	visit(org.antlr.v4.runtime.tree.ParseTree tree)
Literal	visitDecimalLiteral(PromqlBaseParser.DecimalLiteralContext ctx)	Visit a parse tree produced by the decimalLiteral labeled alternative in PromqlBaseParser.number().
Literal	visitDuration(PromqlBaseParser.DurationContext ctx)	Visit a parse tree produced by PromqlBaseParser.duration().
Evaluation	visitEvaluation(PromqlBaseParser.EvaluationContext ctx)	Visit a parse tree produced by PromqlBaseParser.evaluation().
Literal	visitHexLiteral(PromqlBaseParser.HexLiteralContext ctx)	Visit a parse tree produced by the hexLiteral labeled alternative in PromqlBaseParser.number().
String	visitIdentifier(PromqlBaseParser.IdentifierContext ctx)	Visit a parse tree produced by PromqlBaseParser.identifier().
Literal	visitIntegerLiteral(PromqlBaseParser.IntegerLiteralContext ctx)	Visit a parse tree produced by the integerLiteral labeled alternative in PromqlBaseParser.number().
List<String>	visitLabelList(PromqlBaseParser.LabelListContext ctx)	Visit a parse tree produced by PromqlBaseParser.labelList().
String	visitLabelName(PromqlBaseParser.LabelNameContext ctx)	Visit a parse tree produced by PromqlBaseParser.labelName().
Literal	visitString(PromqlBaseParser.StringContext ctx)	Visit a parse tree produced by PromqlBaseParser.string().
Object	visitTerminal(org.antlr.v4.runtime.tree.TerminalNode node)
Duration	visitTimeValue(PromqlBaseParser.TimeValueContext ctx)	Visit a parse tree produced by PromqlBaseParser.timeValue().

Methods inherited from class org.elasticsearch.xpack.esql.parser.promql.PromqlLogicalPlanBuilder

visitArithmeticBinary, visitArithmeticUnary, visitFunction, visitParenthesized, visitSelector, visitSingleStatement, visitSubquery, visitSubqueryResolution

Methods inherited from class org.elasticsearch.xpack.esql.parser.PromqlBaseParserBaseVisitor

visitAt, visitConstant, visitFunctionParams, visitGrouping, visitLabel, visitLabels, visitModifier, visitNonReserved, visitOffset, visitSeriesMatcher, visitValue, visitValueExpression

Methods inherited from class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor

aggregateResult, defaultResult, shouldVisitNextChild, visitChildren, visitErrorNode

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeVisitor

visitChildren, visitErrorNode

Field Details

MAX_EXPRESSION_DEPTH

public static final int MAX_EXPRESSION_DEPTH

See Also:

• Constant Field Values

Constructor Details

PromqlAstBuilder

public PromqlAstBuilder(Literal start,
 Literal end,
 int startLine,
 int startColumn)

Method Details

plan

public LogicalPlan plan(org.antlr.v4.runtime.tree.ParseTree ctx)

Overrides:

plan in class PromqlLogicalPlanBuilder

expression

protected Expression expression(org.antlr.v4.runtime.tree.ParseTree ctx)

expressions

protected List<Expression> expressions(List<? extends org.antlr.v4.runtime.ParserRuleContext> contexts)

visitLabelList

public List<String> visitLabelList(PromqlBaseParser.LabelListContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.labelList().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitLabelList in interface PromqlBaseParserVisitor<Object>

Overrides:

visitLabelList in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitLabelName

public String visitLabelName(PromqlBaseParser.LabelNameContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.labelName().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitLabelName in interface PromqlBaseParserVisitor<Object>

Overrides:

visitLabelName in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitEvaluation

public Evaluation visitEvaluation(PromqlBaseParser.EvaluationContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.evaluation().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitEvaluation in interface PromqlBaseParserVisitor<Object>

Overrides:

visitEvaluation in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitDuration

public Literal visitDuration(PromqlBaseParser.DurationContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.duration().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitDuration in interface PromqlBaseParserVisitor<Object>

Overrides:

visitDuration in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitTimeValue

public Duration visitTimeValue(PromqlBaseParser.TimeValueContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.timeValue().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitTimeValue in interface PromqlBaseParserVisitor<Object>

Overrides:

visitTimeValue in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitDecimalLiteral

public Literal visitDecimalLiteral(PromqlBaseParser.DecimalLiteralContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by the decimalLiteral labeled alternative in PromqlBaseParser.number().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitDecimalLiteral in interface PromqlBaseParserVisitor<Object>

Overrides:

visitDecimalLiteral in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitIntegerLiteral

public Literal visitIntegerLiteral(PromqlBaseParser.IntegerLiteralContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by the integerLiteral labeled alternative in PromqlBaseParser.number().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitIntegerLiteral in interface PromqlBaseParserVisitor<Object>

Overrides:

visitIntegerLiteral in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitHexLiteral

public Literal visitHexLiteral(PromqlBaseParser.HexLiteralContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by the hexLiteral labeled alternative in PromqlBaseParser.number().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitHexLiteral in interface PromqlBaseParserVisitor<Object>

Overrides:

visitHexLiteral in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitString

public Literal visitString(PromqlBaseParser.StringContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.string().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitString in interface PromqlBaseParserVisitor<Object>

Overrides:

visitString in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visitIdentifier

public String visitIdentifier(PromqlBaseParser.IdentifierContext ctx)

Description copied from class: PromqlBaseParserBaseVisitor

Visit a parse tree produced by PromqlBaseParser.identifier().

The default implementation returns the result of calling AbstractParseTreeVisitor.visitChildren(org.antlr.v4.runtime.tree.RuleNode) on ctx.

Specified by:

visitIdentifier in interface PromqlBaseParserVisitor<Object>

Overrides:

visitIdentifier in class PromqlBaseParserBaseVisitor<Object>

Parameters:

ctx - the parse tree

Returns:

the visitor result

visit

public Object visit(org.antlr.v4.runtime.tree.ParseTree tree)

Specified by:

visit in interface org.antlr.v4.runtime.tree.ParseTreeVisitor<Object>

Overrides:

visit in class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor<Object>

visitTerminal

public Object visitTerminal(org.antlr.v4.runtime.tree.TerminalNode node)

Specified by:

visitTerminal in interface org.antlr.v4.runtime.tree.ParseTreeVisitor<Object>

Overrides:

visitTerminal in class org.antlr.v4.runtime.tree.AbstractParseTreeVisitor<Object>

source

protected Source source(org.antlr.v4.runtime.tree.TerminalNode terminalNode)

source

protected Source source(org.antlr.v4.runtime.ParserRuleContext parserRuleContext)

source

protected Source source(org.antlr.v4.runtime.tree.ParseTree parseTree)

source

protected Source source(org.antlr.v4.runtime.Token token)

source

protected Source source(org.antlr.v4.runtime.Token start,
 org.antlr.v4.runtime.Token stop)