Package org.apache.commons.vfs2.filter
Class HiddenFileFilter
- java.lang.Object
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- org.apache.commons.vfs2.filter.HiddenFileFilter
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- All Implemented Interfaces:
java.io.Serializable
,FileFilter
public class HiddenFileFilter extends java.lang.Object implements FileFilter, java.io.Serializable
This filter acceptsFile
s that are hidden.Example, showing how to print out a list of the current directory's hidden files:
FileSystemManager fsManager = VFS.getManager(); FileObject dir = fsManager.toFileObject(new File(".")); FileObject[] files = dir.findFiles(new FileFilterSelector(HiddenFileFilter.HIDDEN)); for (int i = 0; i < files.length; i++) { System.out.println(files[i]); }
Example, showing how to print out a list of the current directory's visible (i.e. not hidden) files:
FileSystemManager fsManager = VFS.getManager(); FileObject dir = fsManager.toFileObject(new File(".")); FileObject[] files = dir.findFiles(new FileFilterSelector(HiddenFileFilter.VISIBLE)); for (int i = 0; i < files.length; i++) { System.out.println(files[i]); }
- Since:
- 2.4
- Author:
- This code was originally ported from Apache Commons IO File Filter
- See Also:
- "https://commons.apache.org/proper/commons-io/", Serialized Form
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Field Summary
Fields Modifier and Type Field Description static FileFilter
HIDDEN
Singleton instance of hidden filter.static FileFilter
VISIBLE
Singleton instance of visible filter.
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Constructor Summary
Constructors Modifier Constructor Description protected
HiddenFileFilter()
Restrictive constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
accept(FileSelectInfo fileSelectInfo)
Checks to see if the file is hidden.
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Field Detail
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HIDDEN
public static final FileFilter HIDDEN
Singleton instance of hidden filter.
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VISIBLE
public static final FileFilter VISIBLE
Singleton instance of visible filter.
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Constructor Detail
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HiddenFileFilter
protected HiddenFileFilter()
Restrictive constructor.
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Method Detail
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accept
public boolean accept(FileSelectInfo fileSelectInfo) throws FileSystemException
Checks to see if the file is hidden. Non-existing files won't be accepted.- Specified by:
accept
in interfaceFileFilter
- Parameters:
fileSelectInfo
- the File to check- Returns:
true
if the file is hidden, otherwisefalse
.- Throws:
FileSystemException
- Thrown for file system errors.
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