org.jgroups.blocks
Class GridFile

java.lang.Object
  java.io.File
      org.jgroups.blocks.GridFile

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<java.io.File>

public class GridFile
extends java.io.File

Subclass of File to iterate through directories and files in a grid

Author:

Bela Ban

See Also:

Serialized Form

Nested Class Summary

static class

GridFile.Metadata

Field Summary

Fields inherited from class java.io.File

pathSeparator, pathSeparatorChar, separator, separatorChar

Method Summary

protected java.lang.String[]	_list(java.lang.Object filter)
protected java.io.File[]	_listFiles(java.lang.Object filter)
protected boolean	checkParentDirs(java.lang.String path, boolean create_if_absent) Checks whether the parent directories are present (and are directories).
boolean	createNewFile()
boolean	delete()
boolean	delete(boolean synchronous)
boolean	exists()
protected static java.lang.String	filename(java.lang.String full_path)
int	getChunkSize()
java.lang.String	getName()
java.lang.String	getPath()
protected void	initMetadata()
protected static boolean	isChildOf(java.lang.String parent, java.lang.String child) Verifies whether child is a child (dir or file) of parent
boolean	isDirectory()
boolean	isFile()
long	length()
java.lang.String[]	list()
java.lang.String[]	list(java.io.FilenameFilter filter)
java.io.File[]	listFiles()
java.io.File[]	listFiles(java.io.FileFilter filter)
java.io.File[]	listFiles(java.io.FilenameFilter filter)
boolean	mkdir()
boolean	mkdirs()
protected static java.lang.String	trim(java.lang.String str)

Methods inherited from class java.io.File

canExecute, canRead, canWrite, compareTo, createTempFile, createTempFile, deleteOnExit, equals, getAbsoluteFile, getAbsolutePath, getCanonicalFile, getCanonicalPath, getFreeSpace, getParent, getParentFile, getTotalSpace, getUsableSpace, hashCode, isAbsolute, isHidden, lastModified, listRoots, renameTo, setExecutable, setExecutable, setLastModified, setReadable, setReadable, setReadOnly, setWritable, setWritable, toString, toURI, toURL

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getName

public java.lang.String getName()

Overrides:

getName in class java.io.File

getPath

public java.lang.String getPath()

Overrides:

getPath in class java.io.File

length

public long length()

Overrides:

length in class java.io.File

getChunkSize

public int getChunkSize()

createNewFile

public boolean createNewFile()
                      throws java.io.IOException

Overrides:

createNewFile in class java.io.File

Throws:

java.io.IOException

delete

public boolean delete()

Overrides:

delete in class java.io.File

delete

public boolean delete(boolean synchronous)

mkdir

public boolean mkdir()

Overrides:

mkdir in class java.io.File

mkdirs

public boolean mkdirs()

Overrides:

mkdirs in class java.io.File

exists

public boolean exists()

Overrides:

exists in class java.io.File

list

public java.lang.String[] list()

Overrides:

list in class java.io.File

list

public java.lang.String[] list(java.io.FilenameFilter filter)

Overrides:

list in class java.io.File

listFiles

public java.io.File[] listFiles()

Overrides:

listFiles in class java.io.File

listFiles

public java.io.File[] listFiles(java.io.FilenameFilter filter)

Overrides:

listFiles in class java.io.File

listFiles

public java.io.File[] listFiles(java.io.FileFilter filter)

Overrides:

listFiles in class java.io.File

isDirectory

public boolean isDirectory()

Overrides:

isDirectory in class java.io.File

isFile

public boolean isFile()

Overrides:

isFile in class java.io.File

initMetadata

protected void initMetadata()

_listFiles

protected java.io.File[] _listFiles(java.lang.Object filter)

_list

protected java.lang.String[] _list(java.lang.Object filter)

isChildOf

protected static boolean isChildOf(java.lang.String parent,
                                   java.lang.String child)

Verifies whether child is a child (dir or file) of parent

Parameters:

parent -

child -

Returns:

True if child is a child, false otherwise

filename

protected static java.lang.String filename(java.lang.String full_path)

checkParentDirs

protected boolean checkParentDirs(java.lang.String path,
                                  boolean create_if_absent)
                           throws java.io.IOException

Checks whether the parent directories are present (and are directories). If create_if_absent is true, creates missing dirs

Parameters:

path -

create_if_absent -

Returns:

Throws:

java.io.IOException

trim

protected static java.lang.String trim(java.lang.String str)