Package com.sun.source.util

Class TreePathScanner<R,P>

java.lang.Object

com.sun.source.util.TreeScanner<R,P>

com.sun.source.util.TreePathScanner<R,P>

All Implemented Interfaces:

TreeVisitor<R,P>

public class TreePathScanner<R,P>
extends TreeScanner<R,P>

A TreeVisitor that visits all the child tree nodes, and provides support for maintaining a path for the parent nodes. To visit nodes of a particular type, just override the corresponding visitorXYZ method. Inside your method, call super.visitXYZ to visit descendant nodes.

Since:

1.6

Author:

Jonathan Gibbons

Constructor Summary

Constructors

Constructor and Description
TreePathScanner()

Method Summary

Modifier and Type	Method and Description
TreePath	getCurrentPath() Get the current path for the node, as built up by the currently active set of scan calls.
R	scan(Tree tree, P p) Scan a single node.
R	scan(TreePath path, P p) Scan a tree from a position identified by a TreePath.

Methods inherited from class com.sun.source.util.TreeScanner

reduce, scan, visitAnnotatedType, visitAnnotation, visitArrayAccess, visitArrayType, visitAssert, visitAssignment, visitBinary, visitBlock, visitBreak, visitCase, visitCatch, visitClass, visitCompilationUnit, visitCompoundAssignment, visitConditionalExpression, visitContinue, visitDoWhileLoop, visitEmptyStatement, visitEnhancedForLoop, visitErroneous, visitExpressionStatement, visitForLoop, visitIdentifier, visitIf, visitImport, visitInstanceOf, visitIntersectionType, visitLabeledStatement, visitLambdaExpression, visitLiteral, visitMemberReference, visitMemberSelect, visitMethod, visitMethodInvocation, visitModifiers, visitNewArray, visitNewClass, visitOther, visitParameterizedType, visitParenthesized, visitPrimitiveType, visitReturn, visitSwitch, visitSynchronized, visitThrow, visitTry, visitTypeCast, visitTypeParameter, visitUnary, visitUnionType, visitVariable, visitWhileLoop, visitWildcard

Methods inherited from class java.lang.Object

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

Constructor Detail

TreePathScanner

public TreePathScanner()

Method Detail

scan

public R scan(TreePath path,
              P p)

Scan a tree from a position identified by a TreePath.

scan

public R scan(Tree tree,
              P p)

Scan a single node. The current path is updated for the duration of the scan.

Overrides:

scan in class TreeScanner<R,P>

getCurrentPath

public TreePath getCurrentPath()

Get the current path for the node, as built up by the currently active set of scan calls.