com.jalios.jcms
Class ChannelFile

java.lang.Object
  java.io.File
      com.jalios.jcms.ChannelFile

All Implemented Interfaces:

Serializable, Comparable<File>

public class ChannelFile
extends File

ChannelFile is the class of the files belonging to a channel upload tree.

Version:

$Revision: 24265 $

Author:

Cécile Le Pape

See Also:

Serialized Form

Field Summary

static String	BYTE_EXT
protected Channel	channel
static String	DEFAULT
static String	FOLDER
static String	ICON
static String	MIME
static String	PROP
static String	REVISION
static String	UNKNOWN_TYPE

Fields inherited from class java.io.File

pathSeparator, pathSeparatorChar, separator, separatorChar

Constructor Summary

ChannelFile(File parent, String filename)

ChannelFile(String pathname)

ChannelFile(String pathname, String filename)

Method Summary

static String	compactFile(int maxlength, String s) Compact a string, replacing extra characters with dots.
Channel	getChannel()
String	getChannelRelativePath()
static File	getCopyOfFile(File file, String copyPrefix) copy a File, adding a prefix to the new file name; Prefixes are indexed in case of multiples copies.
String	getExt()
String	getIconPath()
Date	getLastModified()
String	getLengthToString()
static Comparator	getModifiedComparator()
static Comparator	getNameComparator()
static Comparator	getSizeComparator()
String	getType()
static Comparator	getTypeComparator()
boolean	isImage()

Methods inherited from class java.io.File

canRead, canWrite, compareTo, createNewFile, createTempFile, createTempFile, delete, deleteOnExit, equals, exists, getAbsoluteFile, getAbsolutePath, getCanonicalFile, getCanonicalPath, getName, getParent, getParentFile, getPath, hashCode, isAbsolute, isDirectory, isFile, isHidden, lastModified, length, list, list, listFiles, listFiles, listFiles, listRoots, mkdir, mkdirs, renameTo, setLastModified, setReadOnly, toString, toURI, toURL

Methods inherited from class java.lang.Object

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

Field Detail

REVISION

public static final String REVISION

See Also:

Constant Field Values

FOLDER

public static final String FOLDER

See Also:

Constant Field Values

DEFAULT

public static final String DEFAULT

See Also:

Constant Field Values

UNKNOWN_TYPE

public static final String UNKNOWN_TYPE

See Also:

Constant Field Values

MIME

public static final String MIME

See Also:

Constant Field Values

ICON

public static final String ICON

See Also:

Constant Field Values

PROP

public static final String PROP

See Also:

Constant Field Values

BYTE_EXT

public static final String BYTE_EXT

See Also:

Constant Field Values

channel

protected Channel channel

Constructor Detail

ChannelFile

public ChannelFile(String pathname)

ChannelFile

public ChannelFile(String pathname,
                   String filename)

ChannelFile

public ChannelFile(File parent,
                   String filename)

Method Detail

getLengthToString

public String getLengthToString()

getIconPath

public String getIconPath()

Returns:

the file icon path relative to the channel path and based on its extension; a default icon path otherwise.

getExt

public String getExt()

Returns:

the file extension if there is one; an empty string otherwise.

isImage

public boolean isImage()

Returns:

true if the file is an image, based on its MIME type; false otherwise.

getType

public String getType()

Returns:

the MIME type of the file; ChannelFile.FOLDER if directory; ChannelFile.UNKNOWN_TYPE if the MIME type is unknown.

getLastModified

public Date getLastModified()

Returns:

the date of the file last modification.

getChannelRelativePath

public String getChannelRelativePath()

Returns:

the file path relative to the channel work directory; null if the channel work directory is invalid.

getChannel

public Channel getChannel()

getNameComparator

public static Comparator getNameComparator()

Returns:

a name comparator based on the String.compareTo(String) method.
Use only with ChannelFile objects.

getSizeComparator

public static Comparator getSizeComparator()

Returns:

a size comparator.
Use only with ChannelFile objects.

getModifiedComparator

public static Comparator getModifiedComparator()

Returns:

a last modified date comparator.
Use only with ChannelFile objects.

getTypeComparator

public static Comparator getTypeComparator()

Returns:

a MIME type comparator.
Use only with ChannelFile objects.

See Also:

getType()

compactFile

public static String compactFile(int maxlength,
                                 String s)

Compact a string, replacing extra characters with dots.

Parameters:

maxlength - the maximum length of the string

s - the string to compact

Returns:

the compacted string

getCopyOfFile

public static File getCopyOfFile(File file,
                                 String copyPrefix)

copy a File, adding a prefix to the new file name; Prefixes are indexed in case of multiples copies.

Parameters:

file - the file to copy

copyPrefix - the new file name prefix; must end with _ (example: copy_).