org.glassfish.api.deployment.archive
Class ReadableArchiveAdapter

java.lang.Object
  org.glassfish.api.deployment.archive.ReadableArchiveAdapter

All Implemented Interfaces:

Archive, ReadableArchive

public abstract class ReadableArchiveAdapter
extends Object
implements ReadableArchive

A lot of methods need to be written in order to implement ReadableArchive. The no-op methods are implemented here to make ScatteredWar easier to understand.

Author:

Byron Nevins

Constructor Summary

ReadableArchiveAdapter()

Method Summary

void	close() closes this archive and releases all resources
boolean	delete() deletes the archive
Enumeration<String>	entries() Returns an enumeration of the module file entries.
Enumeration<String>	entries(String prefix) Returns an enumeration of the module file entries with the specified prefix.
boolean	exists()
long	getArchiveSize() Returns the size of the archive.
Collection<String>	getDirectories() Returns the enumeration of first level directories in this archive
long	getEntrySize(String arg0) Returns the entry size for a given entry name or 0 if not known
<U> U	getExtraData(Class<U> dataType) Returns any data that could have been calculated as part of the descriptor loading.
ReadableArchive	getParentArchive() get the parent archive of this archive
ReadableArchive	getSubArchive(String arg0) Returns an instance of this archive abstraction for an embedded archive within this archive.
boolean	isDirectory(String name) Returns true if the entry is a directory or a plain file
void	open(URI arg0) Open an abstract archive
<U> void	removeExtraData(Class<U> dataType)
boolean	renameTo(String arg0) rename the archive
<U> void	setExtraData(Class<U> dataType, U instance)
void	setParentArchive(ReadableArchive parentArchive) set the parent archive for this archive

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.glassfish.api.deployment.archive.ReadableArchive

exists, getEntry

Methods inherited from interface org.glassfish.api.deployment.archive.Archive

getManifest, getName, getURI

Constructor Detail

ReadableArchiveAdapter

public ReadableArchiveAdapter()

Method Detail

getEntrySize

public long getEntrySize(String arg0)

Description copied from interface: ReadableArchive

Returns the entry size for a given entry name or 0 if not known

Specified by:

getEntrySize in interface ReadableArchive

Parameters:

arg0 - the entry name

Returns:

the entry size

open

public void open(URI arg0)
          throws IOException

Description copied from interface: ReadableArchive

Open an abstract archive

Specified by:

open in interface ReadableArchive

Parameters:

arg0 - path to the archive

Throws:

IOException

getSubArchive

public ReadableArchive getSubArchive(String arg0)
                              throws IOException

Description copied from interface: ReadableArchive

Returns an instance of this archive abstraction for an embedded archive within this archive.

Specified by:

getSubArchive in interface ReadableArchive

Parameters:

arg0 - is the entry name relative to the root for the archive

Returns:

the Archive instance for this abstraction, or null if no such entry exists.

Throws:

IOException

delete

public boolean delete()

Description copied from interface: ReadableArchive

deletes the archive

Specified by:

delete in interface ReadableArchive

renameTo

public boolean renameTo(String arg0)

Description copied from interface: ReadableArchive

rename the archive

Specified by:

renameTo in interface ReadableArchive

Parameters:

arg0 - the archive name

close

public void close()
           throws IOException

Description copied from interface: Archive

closes this archive and releases all resources

Specified by:

close in interface Archive

Throws:

IOException

getArchiveSize

public long getArchiveSize()
                    throws SecurityException

Description copied from interface: Archive

Returns the size of the archive.

Specified by:

getArchiveSize in interface Archive

Returns:

long indicating the size of the archive

Throws:

SecurityException

exists

public boolean exists()

Specified by:

exists in interface ReadableArchive

Returns:

true if this archive exists

entries

public Enumeration<String> entries()

Description copied from interface: Archive

Returns an enumeration of the module file entries. All elements in the enumeration are of type String. Each String represents a file name relative to the root of the module.

Specified by:

entries in interface Archive

Returns:

an enumeration of the archive file entries.

entries

public Enumeration<String> entries(String prefix)

Description copied from interface: Archive

Returns an enumeration of the module file entries with the specified prefix. All elements in the enumeration are of type String. Each String represents a file name relative to the root of the module.

Specified by:

entries in interface Archive

Parameters:

prefix - the prefix of entries to be included

Returns:

an enumeration of the archive file entries.

getDirectories

public Collection<String> getDirectories()
                                  throws IOException

Description copied from interface: Archive

Returns the enumeration of first level directories in this archive

Specified by:

getDirectories in interface Archive

Returns:

enumeration of directories under the root of this archive

Throws:

IOException

isDirectory

public boolean isDirectory(String name)

Description copied from interface: Archive

Returns true if the entry is a directory or a plain file

Specified by:

isDirectory in interface Archive

Parameters:

name - name is one of the entries returned by Archive.entries()

Returns:

true if the entry denoted by the passed name is a directory

setParentArchive

public void setParentArchive(ReadableArchive parentArchive)

Description copied from interface: ReadableArchive

set the parent archive for this archive

Specified by:

setParentArchive in interface ReadableArchive

Parameters:

parentArchive - the parent archive

getParentArchive

public ReadableArchive getParentArchive()

Description copied from interface: ReadableArchive

get the parent archive of this archive

Specified by:

getParentArchive in interface ReadableArchive

Returns:

the parent archive

getExtraData

public <U> U getExtraData(Class<U> dataType)

Description copied from interface: ReadableArchive

Returns any data that could have been calculated as part of the descriptor loading.

Specified by:

getExtraData in interface ReadableArchive

Parameters:

dataType - the type of the extra data

Returns:

the extra data or null if there are not an instance of type dataType registered.

setExtraData

public <U> void setExtraData(Class<U> dataType,
                             U instance)

Specified by:

setExtraData in interface ReadableArchive

removeExtraData

public <U> void removeExtraData(Class<U> dataType)

Specified by:

removeExtraData in interface ReadableArchive