oracle.ide.net
Class SymlinkCycleDetector

java.lang.Object
  oracle.ide.net.SymlinkCycleDetector

public final class SymlinkCycleDetector
extends java.lang.Object

Detects symlink cycles when descending through a directory tree.

Since:

11.1.2

Method Summary

static SymlinkCycleDetector	getInstance(java.net.URL root) Get an instance to detect symilnk cycles in a directory tree.
boolean	isSymlinkCycle(java.net.URL dir, URLFileSystem.FileInfo[] infos) Determine if a directory is a sylink pointing to a directory higher up in the directory tree.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static SymlinkCycleDetector getInstance(java.net.URL root)

Get an instance to detect symilnk cycles in a directory tree. Each instance should only be used for one iteration through the directory tree.

Parameters:

root - the root of the directory tree

Returns:

the instance

isSymlinkCycle

public boolean isSymlinkCycle(java.net.URL dir,
                              URLFileSystem.FileInfo[] infos)

Determine if a directory is a sylink pointing to a directory higher up in the directory tree. If symlink cycle detection is not implemented on the current platform, this will always return false.

Parameters:

dir - the directory

infos - the contents of the directory

Returns:

true if the directory is a symlink cycle, false otherwise