netx.jnlp.cache
Class CacheEntry

java.lang.Object
  |
  +--netx.jnlp.cache.CacheEntry

public class CacheEntry

extends java.lang.Object

Describes an entry in the cache.

Version:

$Revision: 1.6 $

Author:

Jon A. Maxwell (JAM) - initial author

Constructor Summary

CacheEntry(java.net.URL location, Version version)
Create a CacheEntry for the resources specified as a remote URL.

Method Summary

long	getLastUpdated() Returns the time in the local system clock that the file was most recently checked for an update.
java.net.URL	getLocation() Returns the remote location this entry caches.
boolean	isCached() Returns true if the cache has a local copy of the contents of the URL matching the specified version string.
boolean	isCurrent(java.net.URLConnection connection) Returns whether there is a version of the URL contents in the cache and it is up to date.
void	setLastUpdated(long updatedTime) Sets the time in the local system clock that the file was most recently checked for an update.
protected void	store() Save the current information for the cache entry.

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheEntry

public CacheEntry(java.net.URL location,
                  Version version)

Create a CacheEntry for the resources specified as a remote URL.

Parameters:

location - the remote resource location

version - the version of the resource

Method Detail

getLocation

public java.net.URL getLocation()

Returns the remote location this entry caches.

getLastUpdated

public long getLastUpdated()

Returns the time in the local system clock that the file was most recently checked for an update.

setLastUpdated

public void setLastUpdated(long updatedTime)

Sets the time in the local system clock that the file was most recently checked for an update.

isCurrent

public boolean isCurrent(java.net.URLConnection connection)

Returns whether there is a version of the URL contents in the cache and it is up to date. This method may not return immediately.

Parameters:

connection - a connection to the remote URL

Returns:

whether the cache contains the version

isCached

public boolean isCached()

Returns true if the cache has a local copy of the contents of the URL matching the specified version string.

Returns:

true if the resource is in the cache

store

protected void store()

Save the current information for the cache entry.