org.apache.aries.util.filesystem.impl
Class NestedZipFile

java.lang.Object
  org.apache.aries.util.filesystem.impl.NestedZipFile

All Implemented Interfaces:

IFile

Direct Known Subclasses:

NestedZipDirectory

public class NestedZipFile
extends Object
implements IFile

Field Summary

protected IFile	archive
protected NestedCloseableDirectory	cache

Constructor Summary

NestedZipFile(IFile archive)

NestedZipFile(IFile archive, String pathInZip, NestedZipDirectory parent, NestedCloseableDirectory cache)

NestedZipFile(IFile archive, ZipEntry entry, NestedZipDirectory parent, NestedCloseableDirectory cache)
Construct a nested zip file

NestedZipFile(NestedZipFile other, NestedCloseableDirectory cache)

Method Summary

IDirectory	convert()
IDirectory	convertNested()
boolean	equals(Object obj)
long	getLastModified()
String	getName()
String	getNameInZip()
IDirectory	getParent()
IDirectory	getRoot()
long	getSize()
int	hashCode()
boolean	isDirectory()
boolean	isFile()
InputStream	open() The input stream returned by this method should always be closed after use.
String	toString()
URL	toURL()

Methods inherited from class java.lang.Object

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

Field Detail

archive

protected final IFile archive

cache

protected final NestedCloseableDirectory cache

Constructor Detail

NestedZipFile

public NestedZipFile(IFile archive,
                     ZipEntry entry,
                     NestedZipDirectory parent,
                     NestedCloseableDirectory cache)

Construct a nested zip file

Parameters:

archive -

entry -

parent -

NestedZipFile

public NestedZipFile(IFile archive,
                     String pathInZip,
                     NestedZipDirectory parent,
                     NestedCloseableDirectory cache)

NestedZipFile

public NestedZipFile(IFile archive)

NestedZipFile

public NestedZipFile(NestedZipFile other,
                     NestedCloseableDirectory cache)

Method Detail

getNameInZip

public String getNameInZip()

getName

public String getName()

Specified by:

getName in interface IFile

Returns:

the name of the file relative to the root of the virtual FS. This will return a '/' separated path indepedent of underlying filesystem

isDirectory

public boolean isDirectory()

Specified by:

isDirectory in interface IFile

Returns:

true iff this IFile is also an IDirectory

isFile

public boolean isFile()

Specified by:

isFile in interface IFile

Returns:

true iff this IFile is not an IDirectory

getLastModified

public long getLastModified()

Specified by:

getLastModified in interface IFile

Returns:

the last modified date of the file.

getSize

public long getSize()

Specified by:

getSize in interface IFile

Returns:

the size of the file.

convert

public IDirectory convert()

Specified by:

convert in interface IFile

Returns:

if this is a directory return this as an IDirectory, otherwise return null.

convertNested

public IDirectory convertNested()

Specified by:

convertNested in interface IFile

Returns:

if this is a directory or an archive, returns the opened IDirectory

getParent

public IDirectory getParent()

Specified by:

getParent in interface IFile

Returns:

returns the parent directory of this IFile, or null if this is the root.

open

public InputStream open()
                 throws IOException,
                        UnsupportedOperationException

Description copied from interface: IFile

The input stream returned by this method should always be closed after use.

Specified by:

open in interface IFile

Returns:

An InputStream to read the file from.

Throws:

IOException

UnsupportedOperationException - If the IFile is also an IDirectory.

getRoot

public IDirectory getRoot()

Specified by:

getRoot in interface IFile

Returns:

the root of this file system.

toURL

public URL toURL()
          throws MalformedURLException

Specified by:

toURL in interface IFile

Returns:

a URL that can be used to get at this file at a later date.

Throws:

MalformedURLException

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object