Package org.apache.commons.io.filefilter
Class HiddenFileFilter
java.lang.Object
org.apache.commons.io.filefilter.AbstractFileFilter
org.apache.commons.io.filefilter.HiddenFileFilter
- All Implemented Interfaces:
FileFilter
,FilenameFilter
,Serializable
,IOFileFilter
This filter accepts
File
s that are hidden.
Example, showing how to print out a list of the current directory's hidden files:
File dir = new File("."); String[] files = dir.list( 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:
File dir = new File("."); String[] files = dir.list( HiddenFileFilter.VISIBLE ); for ( int i = 0; i < files.length; i++ ) { System.out.println(files[i]); }
- Since:
- 1.3
- See Also:
-
Field Summary
FieldsModifier and TypeFieldDescriptionstatic final IOFileFilter
Singleton instance of hidden filterstatic final IOFileFilter
Singleton instance of visible filterFields inherited from interface org.apache.commons.io.filefilter.IOFileFilter
EMPTY_STRING_ARRAY
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Constructor Summary
Constructors -
Method Summary
Methods inherited from class org.apache.commons.io.filefilter.AbstractFileFilter
accept, toString
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Field Details
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HIDDEN
Singleton instance of hidden filter -
VISIBLE
Singleton instance of visible filter
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Constructor Details
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HiddenFileFilter
protected HiddenFileFilter()Restrictive constructor.
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Method Details
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accept
Checks to see if the file is hidden.- Specified by:
accept
in interfaceFileFilter
- Specified by:
accept
in interfaceIOFileFilter
- Overrides:
accept
in classAbstractFileFilter
- Parameters:
file
- the File to check- Returns:
true
if the file is hidden, otherwisefalse
.
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