org.cdlib.xtf.dynaXML

Class Authenticator.IpListCache

Object

Cache<K,V>

GeneratingCache

Authenticator.IpListCache

Enclosing class:

Authenticator

private class Authenticator.IpListCache
extends GeneratingCache

This class is used to cache IP maps so we don't have to load the same ones over and over.

Nested Class Summary

Nested classes/interfaces inherited from class Cache

Cache.ListEntry, Cache.NullIterator

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	dependencyChecking

Fields inherited from class Cache

ageList, keyMap

Constructor Summary

Constructors

Constructor and Description
IpListCache(int maxEntries, int maxTime, boolean dependencyChecking) Constructor - initializes the cache

Method Summary

Modifier and Type	Method and Description
IpList	find(String path) Locate the IP list for the given path.
protected Object	generate(Object key) Load an IP list from the filesystem.
protected void	logAction(String action, Object key, Object value) Prints out useful debugging info

Methods inherited from class GeneratingCache

addDependency, find

Methods inherited from class Cache

cleanup, clear, dependenciesValid, getDependencies, has, lastSet, remove, size

Methods inherited from class Object

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

Field Detail

dependencyChecking

private boolean dependencyChecking

Constructor Detail

IpListCache

public IpListCache(int maxEntries,
                   int maxTime,
                   boolean dependencyChecking)

Constructor - initializes the cache

Method Detail

find

public IpList find(String path)
            throws Exception

Locate the IP list for the given path.

Parameters:

path - The full filesystem path of the IP list to load.

Throws:

Exception - If not found or invalid format

generate

protected Object generate(Object key)
                   throws Exception

Load an IP list from the filesystem.

Specified by:

generate in class GeneratingCache

Parameters:

key - Full path of the file to load

Returns:

The value for that key

Throws:

Exception - If not found or bad format.

logAction

protected void logAction(String action,
                         Object key,
                         Object value)

Prints out useful debugging info

Overrides:

logAction in class Cache

Parameters:

action - What happened ("Added", "Removed", etc.)

key - The key involved in the action

value - The value involved in the action