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Eclipse Platform
Release 3.5
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org.eclipse.core.filesystem.provider
Class FileInfo


java.lang.Object
  extended by 
org.eclipse.core.filesystem.provider.FileInfo
All Implemented Interfaces:
Cloneable, Comparable, IFileInfo 
public class FileInfo

extends 
Object

implements 
IFileInfo

This class should be used by file system providers in their implementation of API methods that return IFileInfo objects.

Since:
org.eclipse.core.filesystem 1.0
Restriction:
This class is not intended to be subclassed by clients.

Constructor Summary
FileInfo ()
          Creates a new file information object with default values.
FileInfo ( String name)
          Creates a new file information object.
 
Method Summary
  Object clone ()
           
 int compareTo ( Object o)
           
 boolean exists ()
          Returns whether this file or directory exists.
 boolean getAttribute (int attribute)
          Returns the value of the specified attribute for this file.
 long getLastModified ()
          Returns the last modified time for this file, or EFS.NONE if the file does not exist or the last modified time could not be computed.
 long getLength ()
          Returns the length of this file, or EFS.NONE if the file does not exist, or the length could not be computed.
  String getName ()
          Returns the name of this file.
  String getStringAttribute (int attribute)
          Returns the value of the specified attribute for this file.
 boolean isDirectory ()
          Returns whether this file is a directory, or false if this file does not exist.
 void setAttribute (int attribute, boolean value)
          Sets the value of the specified attribute for this file info.
 void setDirectory (boolean value)
          Sets whether this is a file or directory.
 void setExists (boolean value)
          Sets whether this file or directory exists.
 void setLastModified (long value)
          Sets the last modified time for this file.
 void setLength (long value)
          Sets the length of this file.
 void setName ( String name)
          Sets the name of this file.
 void setStringAttribute (int attribute, String value)
          Sets or clears a String attribute, e.g. symbolic link target.
  String toString ()
          For debugging purposes only.
 
Methods inherited from class java.lang. Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

FileInfo

public FileInfo()
Creates a new file information object with default values.

FileInfo

public FileInfo(
String name)
Creates a new file information object. All values except the file name will have default values.

Parameters:
name - The name of this file
Method Detail

clone

public 
Object clone()
Overrides:
clone in class Object

compareTo

public int compareTo(
Object o)
Specified by:
compareTo in interface Comparable

exists

public boolean exists()
Description copied from interface: IFileInfo
Returns whether this file or directory exists.

Specified by:
exists in interface IFileInfo
Returns:
true if this file exists, and false otherwise.

getAttribute

public boolean getAttribute(int attribute)
Description copied from interface: IFileInfo
Returns the value of the specified attribute for this file. The attribute must be one of the EFS#ATTRIBUTE_* constants. Returns false if this file does not exist, could not be accessed, or the provided attribute does not apply to this file system.

Specified by:
getAttribute in interface IFileInfo
Parameters:
attribute - The attribute to retrieve the value for
Returns:
the value of the specified attribute for this file.
See Also:
IFileSystem.attributes()

getStringAttribute

public 
String getStringAttribute(int attribute)
Description copied from interface: IFileInfo
Returns the value of the specified attribute for this file. The attribute must be one of the EFS#ATTRIBUTE_* constants. Returns null if this file does not exist, could not be accessed, or the provided attribute does not apply to this file system.

Specified by:
getStringAttribute in interface IFileInfo
Parameters:
attribute - The kind of attribute to return. Currently only EFS.ATTRIBUTE_LINK_TARGET is supported.
Returns:
the value of the extended String attribute for this file.
See Also:
IFileSystem.attributes()

getLastModified

public long getLastModified()
Description copied from interface: IFileInfo
Returns the last modified time for this file, or EFS.NONE if the file does not exist or the last modified time could not be computed.

The time is represented as the number of Universal Time (UT) milliseconds since the epoch (00:00:00 GMT, January 1, 1970).

Specified by:
getLastModified in interface IFileInfo
Returns:
the last modified time for this file, or EFS.NONE

getLength

public long getLength()
Description copied from interface: IFileInfo
Returns the length of this file, or EFS.NONE if the file does not exist, or the length could not be computed. For directories, the return value is unspecified.

Specified by:
getLength in interface IFileInfo
Returns:
the length of this file, or EFS.NONE

getName

public 
String getName()
Description copied from interface: IFileInfo
Returns the name of this file.

Specified by:
getName in interface IFileInfo
Returns:
the name of this file.

isDirectory

public boolean isDirectory()
Description copied from interface: IFileInfo
Returns whether this file is a directory, or false if this file does not exist.

Specified by:
isDirectory in interface IFileInfo
Returns:
true if this file is a directory, and false otherwise.

setAttribute

public void setAttribute(int attribute,
                         boolean value)
Description copied from interface: IFileInfo
Sets the value of the specified attribute for this file info. The attribute must be one of the EFS#ATTRIBUTE_* constants. Note that not all attributes are applicable in a given file system.

Users must call IFileStore.putInfo(IFileInfo, int, IProgressMonitor) before changes made to this info take effect in an underlying file.

Specified by:
setAttribute in interface IFileInfo
Parameters:
attribute - The attribute to set the value for
value - the value of the specified attribute for this file.
See Also:
IFileSystem.attributes()

setDirectory

public void setDirectory(boolean value)
Sets whether this is a file or directory.

Parameters:
value - true if this is a directory, and false if this is a file.

setExists

public void setExists(boolean value)
Sets whether this file or directory exists.

Parameters:
value - true if this file exists, and false otherwise.

setLastModified

public void setLastModified(long value)
Description copied from interface: IFileInfo
Sets the last modified time for this file. A value of EFS.NONE indicates the file does not exist or the last modified time could not be computed.

Users must call IFileStore.putInfo(IFileInfo, int, IProgressMonitor) before changes made to this info take effect in an underlying file.

Specified by:
setLastModified in interface IFileInfo
Parameters:
value - the last modified time for this file, or EFS.NONE

setLength

public void setLength(long value)
Sets the length of this file. A value of EFS.NONE indicates the file does not exist, is a directory, or the length could not be computed.

Parameters:
value - the length of this file, or EFS.NONE

setName

public void setName(
String name)
Sets the name of this file.

Parameters:
name - The file name

setStringAttribute

public void setStringAttribute(int attribute,
                               
String value)
Sets or clears a String attribute, e.g. symbolic link target.

Parameters:
attribute - The kind of attribute to set. Currently only EFS.ATTRIBUTE_LINK_TARGET is supported.
value - The String attribute, or null to clear the attribute
Since:
org.eclipse.core.filesystem 1.1

toString

public 
String toString()
For debugging purposes only.

Overrides:
toString in class Object
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