GinqAstBuilder (Groovy 6.0.0-alpha-1)

org.apache.groovy.ginq.dsl.GinqAstBuilder

All Implemented Interfaces and Traits:

SyntaxErrorReportable
```
public class GinqAstBuilder
extends CodeVisitorSupport
implements SyntaxErrorReportable
```
Build the AST for GINQ
Since:
4.0.0

Field Summary

Fields
Modifiers	Name	Description
`static String`	`GINQ_SELECT_DISTINCT`	Metadata key marking `select distinct`.
`static String`	`ROOT_GINQ_EXPRESSION`	Metadata key storing the root GINQ expression.

Constructor Summary

Constructors
Constructor and description
`GinqAstBuilder(SourceUnit sourceUnit)` Creates a builder for the supplied source unit.

Methods Summary

Methods
Type Params	Return Type	Name and description
	`public AbstractGinqExpression`	`buildAST(ASTNode astNode)` Builds a GINQ AST from the supplied AST node.
	`public SourceUnit`	`getSourceUnit()` Returns the source unit used for syntax reporting.
	`public void`	`visitArgumentlistExpression(ArgumentListExpression expression)` Visits argument lists and replaces nested `select` expressions with built GINQ AST nodes.
	`public void`	`visitBinaryExpression(BinaryExpression expression)` Visits binary expressions to wire nested GINQ expressions into filters.
	`public void`	`visitCastExpression(CastExpression expression)` Visits cast expressions and substitutes nested GINQ expressions when needed.
	`public void`	`visitDeclarationExpression(DeclarationExpression expression)` Visits declaration expressions and rejects assignments inside clause keywords.
	`public void`	`visitMethodCallExpression(MethodCallExpression call)` Visits method-call expressions while assembling GINQ clauses.
	`public void`	`visitPropertyExpression(PropertyExpression expression)` Visits property expressions and reports malformed aliases in `select`.
	`public void`	`visitVariableExpression(VariableExpression expression)` Visits variable expressions and validates GINQ keywords.

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class CodeVisitorSupport`	afterSwitchCaseStatementsVisited, afterSwitchConditionExpressionVisited, visitArgumentlistExpression, visitArrayExpression, visitAssertStatement, visitAttributeExpression, visitBinaryExpression, visitBitwiseNegationExpression, visitBlockStatement, visitBooleanExpression, visitBreakStatement, visitBytecodeExpression, visitCaseStatement, visitCastExpression, visitCatchStatement, visitClassExpression, visitClosureExpression, visitClosureListExpression, visitConstantExpression, visitConstructorCallExpression, visitContinueStatement, visitDeclarationExpression, visitDoWhileLoop, visitEmptyStatement, visitExpressionStatement, visitFieldExpression, visitForLoop, visitGStringExpression, visitIfElse, visitLambdaExpression, visitListExpression, visitMapEntryExpression, visitMapExpression, visitMethodCallExpression, visitMethodPointerExpression, visitMethodReferenceExpression, visitNotExpression, visitPostfixExpression, visitPrefixExpression, visitPropertyExpression, visitRangeExpression, visitReturnStatement, visitShortTernaryExpression, visitSpreadExpression, visitSpreadMapExpression, visitStaticMethodCallExpression, visitSwitch, visitSynchronizedStatement, visitTernaryExpression, visitThrowStatement, visitTryCatchFinally, visitTupleExpression, visitUnaryMinusExpression, visitUnaryPlusExpression, visitVariableExpression, visitWhileLoop

- Field Detail
  - public static final String GINQ_SELECT_DISTINCT
    
    Metadata key marking select distinct.
  - public static final String ROOT_GINQ_EXPRESSION
    
    Metadata key storing the root GINQ expression.
- Constructor Detail
  - public GinqAstBuilder(SourceUnit sourceUnit)
    
    Creates a builder for the supplied source unit.
    Parameters:
    sourceUnit - the source unit being processed
- Method Detail
  - public AbstractGinqExpression buildAST(ASTNode astNode)
    
    Builds a GINQ AST from the supplied AST node.
    Parameters:
    astNode - the node containing GINQ code
    Returns:
    the built GINQ expression
  - public SourceUnit getSourceUnit()
    
    Returns the source unit used for syntax reporting.
    Returns:
    the current source unit
  - public void visitArgumentlistExpression(ArgumentListExpression expression)
    
    Visits argument lists and replaces nested select expressions with built GINQ AST nodes.
    Parameters:
    expression - the expression to visit
  - public void visitBinaryExpression(BinaryExpression expression)
    
    Visits binary expressions to wire nested GINQ expressions into filters.
    Parameters:
    expression - the expression to visit
  - public void visitCastExpression(CastExpression expression)
    
    Visits cast expressions and substitutes nested GINQ expressions when needed.
    Parameters:
    expression - the expression to visit
  - public void visitDeclarationExpression(DeclarationExpression expression)
    
    Visits declaration expressions and rejects assignments inside clause keywords.
    Parameters:
    expression - the expression to visit
  - public void visitMethodCallExpression(MethodCallExpression call)
    
    Visits method-call expressions while assembling GINQ clauses.
    Parameters:
    call - the method call to visit
  - public void visitPropertyExpression(PropertyExpression expression)
    
    Visits property expressions and reports malformed aliases in select.
    Parameters:
    expression - the expression to visit
  - public void visitVariableExpression(VariableExpression expression)
    
    Visits variable expressions and validates GINQ keywords.
    Parameters:
    expression - the expression to visit

Summary:
Field
Constructor
Method

| Detail:
Field
Constructor
Method

[Java] Class GinqAstBuilder

Field Summary

Constructor Summary

Methods Summary

Inherited Methods Summary

Field Detail

public static final String GINQ_SELECT_DISTINCT

public static final String ROOT_GINQ_EXPRESSION

Constructor Detail

public GinqAstBuilder(SourceUnit sourceUnit)

Method Detail

public AbstractGinqExpression buildAST(ASTNode astNode)

public SourceUnit getSourceUnit()

public void visitArgumentlistExpression(ArgumentListExpression expression)

public void visitBinaryExpression(BinaryExpression expression)

public void visitCastExpression(CastExpression expression)

public void visitDeclarationExpression(DeclarationExpression expression)

public void visitMethodCallExpression(MethodCallExpression call)

public void visitPropertyExpression(PropertyExpression expression)

public void visitVariableExpression(VariableExpression expression)