com.mucommander.file.impl.tar
Class TarArchiveFile

java.lang.Object
  com.mucommander.file.AbstractFile
      com.mucommander.file.impl.ProxyFile
          com.mucommander.file.AbstractArchiveFile
              com.mucommander.file.AbstractROArchiveFile
                  com.mucommander.file.impl.tar.TarArchiveFile

All Implemented Interfaces:

PermissionAccesses, PermissionTypes

public class TarArchiveFile
extends AbstractROArchiveFile

TarArchiveFile provides read-only access to archives in the Tar/Tgz format.

The actual decompression work is performed by the Apache Ant library under the terms of the Apache Software License.

Author:

Maxence Bernard

See Also:

TarFormatProvider

Field Summary

Fields inherited from class com.mucommander.file.AbstractArchiveFile

entryTreeDate, entryTreeRoot

Fields inherited from class com.mucommander.file.impl.ProxyFile

file

Fields inherited from class com.mucommander.file.AbstractFile

DEFAULT_SEPARATOR, fileURL, IO_BUFFER_SIZE, MUST_HINT, MUST_NOT_HINT, SHOULD_HINT, SHOULD_NOT_HINT, windowsDriveRootPattern

Fields inherited from interface com.mucommander.file.PermissionTypes

EXECUTE_PERMISSION, READ_PERMISSION, WRITE_PERMISSION

Fields inherited from interface com.mucommander.file.PermissionAccesses

GROUP_ACCESS, OTHER_ACCESS, USER_ACCESS

Constructor Summary

TarArchiveFile(AbstractFile file)
Creates a TarArchiveFile on of the given file.

Method Summary

java.util.Vector	getEntries() Returns a Vector of ArchiveEntry, representing all the entries this archive file contains.
java.io.InputStream	getEntryInputStream(ArchiveEntry entry) Returns an InputStream to read from the given archive entry.

Methods inherited from class com.mucommander.file.AbstractROArchiveFile

isWritableArchive

Methods inherited from class com.mucommander.file.AbstractArchiveFile

addToEntriesTree, canRunProcess, checkEntriesTree, createEntriesTree, declareEntriesTreeUpToDate, getArchiveEntryFile, getArchiveEntryFile, getFreeSpace, isBrowsable, isDirectory, ls, ls, ls, ls, ls, removeFromEntriesTree, runProcess

Methods inherited from class com.mucommander.file.impl.ProxyFile

canChangeDate, canGetGroup, canGetOwner, changeDate, changePermission, changePermissions, copyStream, copyTo, delete, deleteRecursively, equals, exists, getAbsolutePath, getCanonicalFile, getCanonicalPath, getChangeablePermissions, getCopyToHint, getDate, getExtension, getGroup, getInputStream, getInputStream, getJavaNetURL, getMoveToHint, getName, getOutputStream, getOwner, getParent, getPermissions, getPermissionsString, getProxiedFile, getRandomAccessInputStream, getRandomAccessOutputStream, getRoot, getSeparator, getSize, getTotalSpace, getUnderlyingFileObject, getURL, hashCode, hasRandomAccessInputStream, hasRandomAccessOutputStream, importPermissions, importPermissions, isHidden, isRoot, isSymlink, mkdir, mkfile, moveTo, setParent, toString

Methods inherited from class com.mucommander.file.AbstractFile

addTrailingSeparator, calculateChecksum, calculateChecksum, calculateChecksum, changePermissions, checkCopyPrerequisites, copyRecursively, deleteRecursively, getAbsolutePath, getAncestor, getAncestor, getCanonicalPath, getChild, getChildSilently, getDirectChild, getExtension, getIcon, getIcon, getNameWithoutExtension, getParentArchive, getParentSilently, getTopAncestor, hasAncestor, hasAncestor, isParentOf, mkdir, mkdirs, mkfile, removeTrailingSeparator

Methods inherited from class java.lang.Object

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

Constructor Detail

TarArchiveFile

public TarArchiveFile(AbstractFile file)

Creates a TarArchiveFile on of the given file.

Parameters:

file - the underlying archive file

Method Detail

getEntries

public java.util.Vector getEntries()
                            throws java.io.IOException

Description copied from class: AbstractArchiveFile

Returns a Vector of ArchiveEntry, representing all the entries this archive file contains. This method will be called the first time one of the ls() is called. If will not be further called, unless the file's date has changed since the last time one of the ls() methods was called.

Specified by:

getEntries in class AbstractArchiveFile

Throws:

java.io.IOException

getEntryInputStream

public java.io.InputStream getEntryInputStream(ArchiveEntry entry)
                                        throws java.io.IOException

Description copied from class: AbstractArchiveFile

Returns an InputStream to read from the given archive entry. The specified ArchiveEntry instance is necessarily one of the entries that were returned by AbstractArchiveFile.getEntries().

Specified by:

getEntryInputStream in class AbstractArchiveFile

Throws:

java.io.IOException