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| java.lang.Object
 org.directwebremoting.impl.PurgingDownloadManager
All known Subclasses: org.directwebremoting.impl.FileStoreDownloadManager, org.directwebremoting.impl.InMemoryDownloadManager,
| PurgingDownloadManager | | abstract public class PurgingDownloadManager implements DownloadManager(Code) | | A
DownloadManager that simply stores downloads in memory until they
are requested and then removes them.
author:
Joe Walker [joe at getahead dot ltd dot uk] |
| Inner Class :public class DownloadPurge implements Runnable | |
| downloadHandlerUrl | | protected String downloadHandlerUrl(Code) | | The URL part which we attach to the downloads.
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| downloadPurge | | protected DownloadPurge downloadPurge(Code) | | Check that the cache of files does not contain out-of-date items
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| idGenerator | | protected IdGenerator idGenerator(Code) | | Unique id so we can retrieve downloads when asked
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| log | | final protected static Log log(Code) | | The log stream
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| purgeDownloadsAfter | | protected long purgeDownloadsAfter(Code) | | After some time we will give up waiting for a file to be downloaded.
By default this is 2 minutes. After this time we expect that the user
is no longer waiting and has gone away.
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| queueSleepTime | | protected int queueSleepTime(Code) | | How often do we run purges on the data?
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| PurgingDownloadManager | | public PurgingDownloadManager()(Code) | | Schedule cache purges
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| getFileGenerator | | abstract protected FileGenerator getFileGenerator(String id)(Code) | | Retrieve a FileGenerator given the id that it was stored under
Parameters:
id - The id to lookup The matching FileGenerator or null if no match was found |
| purge | | abstract protected void purge()(Code) | | Remove all the stale entries from the cache
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| putFileGenerator | | abstract protected void putFileGenerator(String id, FileGenerator generator)(Code) | | Store a
FileGenerator against a given id for
later retrieval.
Parameters:
id - The id of the given FileGenerator
Parameters:
generator - The FileGenerator to store against the id |
| setDownloadHandlerUrl | | public void setDownloadHandlerUrl(String downloadHandlerUrl)(Code) | | The URL part which we attach to the downloads.
Parameters:
downloadHandlerUrl - The URL for this Handler. |
| setPurgeDownloadsAfter | | public void setPurgeDownloadsAfter(long purgeDownloadsAfter)(Code) | |
Parameters:
purgeDownloadsAfter - the purgeDownloadsAfter to set |
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