skyview.survey

Class Cacher

java.lang.Object

skyview.survey.Cacher

public class Cacher
extends java.lang.Object

This class handles interactions with the file cache.

Constructor Summary

Constructors

Constructor and Description
Cacher()

Method Summary

Modifier and Type	Method and Description
java.lang.String	cacheRemoteURL(java.lang.String url, java.lang.String cacheFile) Read a URL into the cache and return the full path to the cached file.
java.lang.String	getCachedFileName(java.lang.String file) See if there is a file in the cache that is of the approprite name.
java.lang.String	getFile(java.lang.String url, java.lang.String file)
java.lang.String	getSurveySubdir() If we are divvying the cache by surveys, find the appropriate name for the current survey subdirectory.
java.lang.String	getWriteCache() Find the name of the write cache directory and if necessary create it

Methods inherited from class java.lang.Object

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

Constructor Detail

Cacher

public Cacher()

Method Detail

getSurveySubdir

public java.lang.String getSurveySubdir()

If we are divvying the cache by surveys, find the appropriate name for the current survey subdirectory.

Returns:

The escaped name of the survey.

getCachedFileName

public java.lang.String getCachedFileName(java.lang.String file)

See if there is a file in the cache that is of the approprite name.

Parameters:

file -

Returns:

The full path to the file.

getWriteCache

public java.lang.String getWriteCache()

Find the name of the write cache directory and if necessary create it

cacheRemoteURL

public java.lang.String cacheRemoteURL(java.lang.String url,
                                       java.lang.String cacheFile)
                                throws java.lang.Exception

Read a URL into the cache and return the full path to the cached file.

Throws:

java.lang.Exception

getFile

public java.lang.String getFile(java.lang.String url,
                                java.lang.String file)
                         throws java.lang.Exception

Throws:

java.lang.Exception