org.das2.util.filesystem

Class Glob

java.lang.Object

org.das2.util.filesystem.Glob

public class Glob
extends java.lang.Object

known bug: *.java matches ".java". The unix glob behavior is to require that a leading . must be explicitly matched.

Constructor Summary

Constructors

Constructor and Description
Glob()

Method Summary

Modifier and Type	Method and Description
static javax.swing.filechooser.FileFilter	getGlobFileFilter(java.lang.String glob)
static java.lang.String	getGlobFromRegex(java.lang.String regex) converts regex into a glob, as best it can.
static java.util.regex.Pattern	getPattern(java.lang.String glob) converts a glob into a Pattern.
static java.lang.String	getRegex(java.lang.String glob) converts a glob into a regex.
static FileObject[]	unGlob(FileSystem fs, java.lang.String glob) unglob the glob into an array of the matching FileObjects.

Methods inherited from class java.lang.Object

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

Constructor Detail

Glob

public Glob()

Method Detail

getPattern

public static java.util.regex.Pattern getPattern(java.lang.String glob)

converts a glob into a Pattern.

Parameters:

glob - a string like '*.dat'

Returns:

a Pattern for the glob, for example *.dat -> .*\.dat

getRegex

public static java.lang.String getRegex(java.lang.String glob)

converts a glob into a regex.

Parameters:

glob, - like 'foo*.dat'

Returns:

the regular expression that implements, like 'foo.*\.dat'

getGlobFromRegex

public static java.lang.String getGlobFromRegex(java.lang.String regex)

converts regex into a glob, as best it can.

Parameters:

regex - regular expression like "foo.\*\.dat"

Returns:

a glob like "foo*.dat"

unGlob

public static FileObject[] unGlob(FileSystem fs,
                                  java.lang.String glob)
                           throws java.io.IOException

unglob the glob into an array of the matching FileObjects. See sftp://papco.org/home/jbf/ct/autoplot/script/demos/filesystem/unGlobDemo.jy

Parameters:

fs - the filesystem

glob - the glob, such as '/*.gif'

Returns:

an array of FileObjects that match the glob.

Throws:

java.io.IOException

getGlobFileFilter

public static javax.swing.filechooser.FileFilter getGlobFileFilter(java.lang.String glob)