Package org.apache.commons.vfs2.filter
Class SizeFileFilter
java.lang.Object
org.apache.commons.vfs2.filter.SizeFileFilter
- All Implemented Interfaces:
Serializable
,FileFilter
Filters files based on size, can filter either smaller files or files equal
to or larger than a given threshold.
For example, to print all files and directories in the current directory whose size is greater than 1 MB:
FileSystemManager fsManager = VFS.getManager(); FileObject dir = fsManager.toFileObject(new File(".")); SizeFileFilter filter = new SizeFileFilter(1024 * 1024); FileObject[] files = dir.findFiles(new FileFilterSelector(filter)); for (int i = 0; i < files.length; i++) { System.out.println(files[i]); }
- Since:
- 2.4
- See Also:
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- "http://commons.apache.org/proper/commons-io/"
- Serialized Form
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate final boolean
Whether the files accepted will be larger or smaller.private static final long
private final long
The size threshold. -
Constructor Summary
ConstructorsConstructorDescriptionSizeFileFilter
(long size) Constructs a new size file filter for files equal to or larger than a certain size.SizeFileFilter
(long size, boolean acceptLarger) Constructs a new size file filter for files based on a certain size threshold. -
Method Summary
Modifier and TypeMethodDescriptionboolean
accept
(FileSelectInfo fileSelectInfo) Checks to see if the size of the file is favorable.toString()
Provide a String representation of this file filter.
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Field Details
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serialVersionUID
private static final long serialVersionUID- See Also:
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acceptLarger
private final boolean acceptLargerWhether the files accepted will be larger or smaller. -
size
private final long sizeThe size threshold.
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Constructor Details
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SizeFileFilter
public SizeFileFilter(long size) Constructs a new size file filter for files equal to or larger than a certain size.- Parameters:
size
- the threshold size of the files - Must be non-negative.
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SizeFileFilter
public SizeFileFilter(long size, boolean acceptLarger) Constructs a new size file filter for files based on a certain size threshold.- Parameters:
size
- the threshold size of the files - Must be non-negative.acceptLarger
- if true, files equal to or larger are accepted, otherwise smaller ones (but not equal to)
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Method Details
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accept
Checks to see if the size of the file is favorable.If size equals threshold and smaller files are required, file IS NOT selected. If size equals threshold and larger files are required, file IS selected.
Non-existing files return always false (will never be accepted).
- Specified by:
accept
in interfaceFileFilter
- Parameters:
fileSelectInfo
- the File to check- Returns:
- true if the file name matches
- Throws:
FileSystemException
- Thrown for file system errors.
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toString
Provide a String representation of this file filter.
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