Module com.aoindustries.aoserv.daemon

Package com.aoindustries.aoserv.daemon.util

Class UpgradeSymlink

java.lang.Object

com.aoindustries.aoserv.daemon.util.UpgradeSymlink

public class UpgradeSymlink
extends Object

Manages symbolic links for Tomcat installations.

Author:

AO Industries, Inc.

Constructor Summary

Constructors

Constructor	Description
UpgradeSymlink(String linkPath, String oldLinkTarget, String newLinkTarget)
UpgradeSymlink(String oldLinkPath, String oldLinkTarget, String newLinkPath, String newLinkTarget)

Method Summary

Modifier and Type	Method	Description
String	getNewLinkPath()	Gets the relative path to the new symlink or null if should not exist.
String	getNewLinkTarget()	Gets the new link target or null if should not exist.
String	getOldLinkPath()	Gets the relative path to the old symlink.
String	getOldLinkTarget()	Gets the old target.
boolean	upgradeLinkTarget(PosixFile baseDirectory, int uid, int gid)	Updates the symlink if needed.

Methods inherited from class java.lang.Object

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

Constructor Details

UpgradeSymlink

public UpgradeSymlink(String oldLinkPath,
 String oldLinkTarget,
 String newLinkPath,
 String newLinkTarget)

Parameters:

oldLinkTarget - if null the link will be created if missing

UpgradeSymlink

public UpgradeSymlink(String linkPath,
 String oldLinkTarget,
 String newLinkTarget)

Parameters:

oldLinkTarget - if null the link will be created if missing

Method Details

getOldLinkPath

public String getOldLinkPath()

Gets the relative path to the old symlink.

getOldLinkTarget

public String getOldLinkTarget()

Gets the old target.

getNewLinkPath

public String getNewLinkPath()

Gets the relative path to the new symlink or null if should not exist.

getNewLinkTarget

public String getNewLinkTarget()

Gets the new link target or null if should not exist.

upgradeLinkTarget

public boolean upgradeLinkTarget(PosixFile baseDirectory,
 int uid,
 int gid)
                          throws IOException

Updates the symlink if needed. Will also reset the UID and GID if they mismatch.

Returns:

true if link modified. UID and GID changes alone will not count as a change.

Throws:

IOException