Package org.apache.commons.vfs2.provider.jar

Class JarFileObject

java.lang.Object

org.apache.commons.vfs2.provider.AbstractFileObject<ZipFileSystem>

org.apache.commons.vfs2.provider.zip.ZipFileObject

org.apache.commons.vfs2.provider.jar.JarFileObject

All Implemented Interfaces:

Closeable, AutoCloseable, Comparable<FileObject>, Iterable<FileObject>, FileObject

public class JarFileObject
extends ZipFileObject

A file in a Jar file system.

Field Summary

Fields

Modifier and Type	Field	Description
private Attributes	attributes
private final JarFileSystem	fs

Fields inherited from class org.apache.commons.vfs2.provider.zip.ZipFileObject

entry

Fields inherited from class org.apache.commons.vfs2.provider.AbstractFileObject

DEFAULT_BUFFER_SIZE

Fields inherited from interface org.apache.commons.vfs2.FileObject

EMPTY_ARRAY

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JarFileObject(AbstractFileName fileName, ZipEntry entry, JarFileSystem fileSystem, boolean zipExists)	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
private void	addAll(Attributes src, Map<String,Object> dest)	Adds the source attributes to the destination map.
protected Map<String,Object>	doGetAttributes()	Returns the value of an attribute.
protected Certificate[]	doGetCertificates()	Gets the certificates of this JarEntry.
(package private) Attributes	getAttributes()	Returns the attributes of this file.
(package private) Manifest	getManifest()	Returns the Jar manifest.

Methods inherited from class org.apache.commons.vfs2.provider.zip.ZipFileObject

attachChild, doAttach, doDetach, doGetContentSize, doGetInputStream, doGetLastModifiedTime, doGetType, doListChildren, isWriteable, setZipEntry

Methods inherited from class org.apache.commons.vfs2.provider.AbstractFileObject

canRenameTo, childrenChanged, close, compareTo, copyFrom, createFile, createFolder, delete, delete, deleteAll, doCreateFileContent, doCreateFolder, doDelete, doGetInputStream, doGetOutputStream, doGetRandomAccessContent, doIsExecutable, doIsHidden, doIsReadable, doIsSameFile, doIsSymbolicLink, doIsWriteable, doListChildrenResolved, doRemoveAttribute, doRename, doSetAttribute, doSetExecutable, doSetLastModifiedTime, doSetReadable, doSetWritable, endOutput, exists, finalize, findFiles, findFiles, getAbstractFileSystem, getChild, getChildren, getContent, getFileContentInfoFactory, getFileOperations, getFileSystem, getInputStream, getInputStream, getName, getOutputStream, getOutputStream, getParent, getPublicURIString, getRandomAccessContent, getType, getURL, handleChanged, handleCreate, handleDelete, holdObject, injectType, isAttached, isContentOpen, isExecutable, isFile, isFolder, isHidden, isReadable, isSameFile, isSymbolicLink, iterator, listFiles, moveTo, notifyAllStreamsClosed, onChange, onChildrenChanged, refresh, resolveFile, resolveFile, setExecutable, setReadable, setWritable, toString

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.commons.vfs2.FileObject

getPath, getURI

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Details

fs

private final JarFileSystem fs

attributes

private Attributes attributes

Constructor Details

JarFileObject

protected JarFileObject(AbstractFileName fileName,
 ZipEntry entry,
 JarFileSystem fileSystem,
 boolean zipExists)
                 throws FileSystemException

Constructs a new instance.

Parameters:

fileName - the file name.

entry - the zip entry.

fileSystem - the file system.

zipExists - Whether the zip file exists.

Throws:

FileSystemException - if a file system error occurs.

Method Details

addAll

private void addAll(Attributes src,
 Map<String,Object> dest)

Adds the source attributes to the destination map.

doGetAttributes

protected Map<String,Object> doGetAttributes()
                                      throws Exception

Returns the value of an attribute.

Overrides:

doGetAttributes in class AbstractFileObject<ZipFileSystem>

Returns:

The attributes of the file.

Throws:

Exception - if an error occurs.

doGetCertificates

protected Certificate[] doGetCertificates()

Gets the certificates of this JarEntry.

Overrides:

doGetCertificates in class AbstractFileObject<ZipFileSystem>

Returns:

The certificates used to sign the file.

getAttributes

Attributes getAttributes()
                  throws IOException

Returns the attributes of this file.

Throws:

IOException

getManifest

Manifest getManifest()
              throws IOException

Returns the Jar manifest.

Throws:

IOException