Module jdk.compiler

Class DocTreePathScanner<R,P>

java.lang.Object
com.sun.source.util.DocTreeScanner<R,P>
com.sun.source.util.DocTreePathScanner<R,P>
Type Parameters:
R - the return type of this visitor's methods. Use Void for visitors that do not need to return results.
P - the type of the additional parameter to this visitor's methods. Use Void for visitors that do not need an additional parameter.
All Implemented Interfaces:
DocTreeVisitor<R,P>

public class DocTreePathScanner<R,P> extends DocTreeScanner<R,P>
A DocTreeVisitor 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:
1.8
  • Constructor Details

    • DocTreePathScanner

      public DocTreePathScanner()
      Constructs a DocTreePathScanner.
  • Method Details

    • scan

      public R scan(DocTreePath path, P p)
      Scans a tree from a position identified by a tree path.
      Parameters:
      path - the path
      p - a value to be passed to visitor methods
      Returns:
      the result returned from the main visitor method
    • scan

      public R scan(DocTree tree, P p)
      Scans a single node. The current path is updated for the duration of the scan.
      Overrides:
      scan in class DocTreeScanner<R,P>
      Parameters:
      tree - the tree to be scanned
      p - a value to be passed to visitor methods
      Returns:
      the result returned from the main visitor method
    • getCurrentPath

      public DocTreePath getCurrentPath()
      Returns the current path for the node, as built up by the currently active set of scan calls.
      Returns:
      the current path