Package skyview.survey

Class Util

java.lang.Object

skyview.survey.Util

public class Util
extends Object

Constructor Summary

Constructors

Constructor	Description
Util()

Method Summary

Modifier and Type	Method	Description
static InputStream	getResourceOrFile(String name)	Open a stream from a resource or a file.
static void	getURL(String url, String file)	Copy a URL to a local file
static String	replace(String original, String match, String replace, boolean all)
static String	replacePrefix(String value, String[] prefixes)	Replace one prefix string with another.

Methods inherited from class java.lang.Object

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

Constructor Detail

Util

public Util()

Method Detail

replace

public static String replace(String original,
                             String match,
                             String replace,
                             boolean all)

getURL

public static void getURL(String url,
                          String file)
                   throws Exception

Copy a URL to a local file

Throws:

Exception

getResourceOrFile

public static InputStream getResourceOrFile(String name)
                                     throws IOException

Open a stream from a resource or a file. If a file with the given name exists then return a stream from that file, otherwise try to open it as a system resource.

Parameters:

name - The name of the resource or file.

Throws:

IOException

replacePrefix

public static String replacePrefix(String value,
                                   String[] prefixes)

Replace one prefix string with another. This is used, e.g., to replace URLs with local file access.

Parameters:

value - The string to be modifed.

prefixes - A 2 element array where we will look for the first prefix at the beginning of value and if found replace it with the second prefix.

Returns:

The string with the prefix replaced if found.