java.lang.Object

org.sonar.plugins.java.api.tree.BaseTreeVisitor

org.sonar.java.cfg.VariableReadExtractor

All Implemented Interfaces:: TreeVisitor

public class VariableReadExtractor extends BaseTreeVisitor

Constructor Summary

Constructors

Constructor

Description

VariableReadExtractor(Symbol.MethodSymbol methodSymbol, boolean includeFields)
Method Summary

Modifier and Type

Method

Description

Set<Symbol>

usedVariables()

void

visitAssignmentExpression(AssignmentExpressionTree tree)

void

visitClass(ClassTree tree)

void

visitIdentifier(IdentifierTree tree)

void

visitLambdaExpression(LambdaExpressionTree lambdaExpressionTree)

void

visitVariable(VariableTree tree)

Methods inherited from class BaseTreeVisitor
scan, scan, scan, visitAnnotation, visitArrayAccessExpression, visitArrayDimension, visitArrayType, visitAssertStatement, visitBinaryExpression, visitBlock, visitBreakStatement, visitCaseGroup, visitCaseLabel, visitCatch, visitCompilationUnit, visitConditionalExpression, visitContinueStatement, visitDefaultPattern, visitDoWhileStatement, visitEmptyStatement, visitEnumConstant, visitExportsDirectiveTree, visitExpressionStatement, visitForEachStatement, visitForStatement, visitGuardedPattern, visitIfStatement, visitImport, visitInstanceOf, visitLabeledStatement, visitLiteral, visitMemberSelectExpression, visitMethod, visitMethodInvocation, visitMethodReference, visitModifier, visitModule, visitNewArray, visitNewClass, visitNullPattern, visitOpensDirective, visitOther, visitPackage, visitParameterizedType, visitParenthesized, visitPatternInstanceOf, visitPrimitiveType, visitProvidesDirective, visitRecordPattern, visitRequiresDirectiveTree, visitReturnStatement, visitSwitchExpression, visitSwitchStatement, visitSynchronizedStatement, visitThrowStatement, visitTryStatement, visitTypeArguments, visitTypeCast, visitTypeParameter, visitTypeParameters, visitTypePattern, visitUnaryExpression, visitUnionType, visitUsesDirective, visitVarType, visitWhileStatement, visitWildcard, visitYieldStatement

Modifier and Type

Method

Description

protected void

scan(List<? extends Tree> trees)

protected void

scan(ListTree<? extends Tree> listTree)

protected void

scan(Tree tree)

void

visitAnnotation(AnnotationTree annotationTree)

void

visitArrayAccessExpression(ArrayAccessExpressionTree tree)

void

visitArrayDimension(ArrayDimensionTree tree)

void

visitArrayType(ArrayTypeTree tree)

void

visitAssertStatement(AssertStatementTree tree)

void

visitBinaryExpression(BinaryExpressionTree tree)

void

visitBlock(BlockTree tree)

void

visitBreakStatement(BreakStatementTree tree)

void

visitCaseGroup(CaseGroupTree tree)

void

visitCaseLabel(CaseLabelTree tree)

void

visitCatch(CatchTree tree)

void

visitCompilationUnit(CompilationUnitTree tree)

void

visitConditionalExpression(ConditionalExpressionTree tree)

void

visitContinueStatement(ContinueStatementTree tree)

void

visitDefaultPattern(DefaultPatternTree tree)

void

visitDoWhileStatement(DoWhileStatementTree tree)

void

visitEmptyStatement(EmptyStatementTree tree)

void

visitEnumConstant(EnumConstantTree tree)

void

visitExportsDirectiveTree(ExportsDirectiveTree tree)

void

visitExpressionStatement(ExpressionStatementTree tree)

void

visitForEachStatement(ForEachStatement tree)

void

visitForStatement(ForStatementTree tree)

void

visitGuardedPattern(GuardedPatternTree tree)

void

visitIfStatement(IfStatementTree tree)

void

visitImport(ImportTree tree)

void

visitInstanceOf(InstanceOfTree tree)

void

visitLabeledStatement(LabeledStatementTree tree)

void

visitLiteral(LiteralTree tree)

void

visitMemberSelectExpression(MemberSelectExpressionTree tree)

void

visitMethod(MethodTree tree)

void

visitMethodInvocation(MethodInvocationTree tree)

void

visitMethodReference(MethodReferenceTree methodReferenceTree)

void

visitModifier(ModifiersTree modifiersTree)

void

visitModule(ModuleDeclarationTree module)

void

visitNewArray(NewArrayTree tree)

void

visitNewClass(NewClassTree tree)

void

visitNullPattern(NullPatternTree tree)

void

visitOpensDirective(OpensDirectiveTree tree)

void

visitOther(Tree tree)

void

visitPackage(PackageDeclarationTree tree)

void

visitParameterizedType(ParameterizedTypeTree tree)

void

visitParenthesized(ParenthesizedTree tree)

void

visitPatternInstanceOf(PatternInstanceOfTree tree)

void

visitPrimitiveType(PrimitiveTypeTree tree)

void

visitProvidesDirective(ProvidesDirectiveTree tree)

void

visitRecordPattern(RecordPatternTree tree)

void

visitRequiresDirectiveTree(RequiresDirectiveTree tree)

void

visitReturnStatement(ReturnStatementTree tree)

void

visitSwitchExpression(SwitchExpressionTree tree)

void

visitSwitchStatement(SwitchStatementTree tree)

void

visitSynchronizedStatement(SynchronizedStatementTree tree)

void

visitThrowStatement(ThrowStatementTree tree)

void

visitTryStatement(TryStatementTree tree)

void

visitTypeArguments(TypeArguments trees)

void

visitTypeCast(TypeCastTree tree)

void

visitTypeParameter(TypeParameterTree typeParameter)

void

visitTypeParameters(TypeParameters trees)

void

visitTypePattern(TypePatternTree tree)

void

visitUnaryExpression(UnaryExpressionTree tree)

void

visitUnionType(UnionTypeTree tree)

void

visitUsesDirective(UsesDirectiveTree tree)

void

visitVarType(VarTypeTree tree)

void

visitWhileStatement(WhileStatementTree tree)

void

visitWildcard(WildcardTree tree)

void

visitYieldStatement(YieldStatementTree tree)

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- VariableReadExtractor
  
  public VariableReadExtractor(Symbol.MethodSymbol methodSymbol, boolean includeFields)
Method Details
- usedVariables
  
  public Set<Symbol> usedVariables()
- visitAssignmentExpression
  
  public void visitAssignmentExpression(AssignmentExpressionTree tree)
  
  Specified by:
  
  visitAssignmentExpression in interface TreeVisitor
  
  Overrides:
  
  visitAssignmentExpression in class BaseTreeVisitor
- visitVariable
  
  public void visitVariable(VariableTree tree)
  
  Specified by:
  
  visitVariable in interface TreeVisitor
  
  Overrides:
  
  visitVariable in class BaseTreeVisitor
- visitClass
  
  public void visitClass(ClassTree tree)
  
  Specified by:
  
  visitClass in interface TreeVisitor
  
  Overrides:
  
  visitClass in class BaseTreeVisitor
- visitLambdaExpression
  
  public void visitLambdaExpression(LambdaExpressionTree lambdaExpressionTree)
  
  Specified by:
  
  visitLambdaExpression in interface TreeVisitor
  
  Overrides:
  
  visitLambdaExpression in class BaseTreeVisitor
- visitIdentifier
  
  public void visitIdentifier(IdentifierTree tree)
  
  Specified by:
  
  visitIdentifier in interface TreeVisitor
  
  Overrides:
  
  visitIdentifier in class BaseTreeVisitor

Class VariableReadExtractor

Constructor Summary

Method Summary

Methods inherited from class BaseTreeVisitor

Methods inherited from class Object

Constructor Details

VariableReadExtractor

Method Details

usedVariables

visitAssignmentExpression

visitVariable

visitClass

visitLambdaExpression

visitIdentifier