helma.framework.repository
Class ZipRepository

java.lang.Object
  helma.framework.repository.AbstractRepository
      helma.framework.repository.ZipRepository

All Implemented Interfaces:

Repository

public final class ZipRepository
extends AbstractRepository

Constructor Summary

ZipRepository(java.io.File file)
Constructs a ZipRespository using the given argument

ZipRepository(java.io.File file, Repository parent)
Constructs a ZipRepository using the given zip file as top-level repository

ZipRepository(java.lang.String initArgs)
Constructs a ZipRespository using the given argument

Method Summary

void	create() Creates the repository if does not exist yet
protected Resource	createResource(java.lang.String name) Called to create a child resource for this repository
boolean	equals(java.lang.Object obj)
boolean	exists() Checks wether the repository actually (or still) exists
long	getChecksum() Checksum of the repository and all its content.
protected java.util.zip.ZipFile	getZipFile() Returns a java.util.zip.ZipFile for this repository.
int	hashCode()
boolean	isScriptRoot() Checks wether the repository is to be considered a top-level repository from a scripting point of view.
long	lastModified() Returns the date the repository was last modified.
java.lang.String	toString() Returns the repositories full name as string representation.
void	update() Called to check the repository's content.

Methods inherited from class helma.framework.repository.AbstractRepository

getAllResources, getName, getParentRepository, getRepositories, getResource, getResources, getRootRepository, getShortName

Methods inherited from class java.lang.Object

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

Constructor Detail

ZipRepository

public ZipRepository(java.lang.String initArgs)

Constructs a ZipRespository using the given argument

Parameters:

initArgs - absolute path to the zip file

ZipRepository

public ZipRepository(java.io.File file)

Constructs a ZipRespository using the given argument

Parameters:

file - zip file

ZipRepository

public ZipRepository(java.io.File file,
                     Repository parent)

Constructs a ZipRepository using the given zip file as top-level repository

Parameters:

file - a zip file

parent - the parent repository, or null

Method Detail

getZipFile

protected java.util.zip.ZipFile getZipFile()
                                    throws java.io.IOException

Returns a java.util.zip.ZipFile for this repository. It is the caller's responsability to call close() in it when it is no longer needed.

Returns:

a ZipFile for reading

Throws:

java.io.IOException

update

public void update()

Description copied from class: AbstractRepository

Called to check the repository's content.

Specified by:

update in class AbstractRepository

createResource

protected Resource createResource(java.lang.String name)

Called to create a child resource for this repository

Specified by:

createResource in class AbstractRepository

getChecksum

public long getChecksum()

Description copied from interface: Repository

Checksum of the repository and all its content. Implementations should make sure

Returns:

checksum

exists

public boolean exists()

Description copied from interface: Repository

Checks wether the repository actually (or still) exists

Returns:

true if the repository exists

create

public void create()

Description copied from interface: Repository

Creates the repository if does not exist yet

isScriptRoot

public boolean isScriptRoot()

Checks wether the repository is to be considered a top-level repository from a scripting point of view. For example, a zip file within a file repository is not a root repository from a physical point of view, but from the scripting point of view it is.

Returns:

true if the repository is to be considered a top-level script repository

lastModified

public long lastModified()

Description copied from interface: Repository

Returns the date the repository was last modified.

Returns:

last modified date

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Description copied from class: AbstractRepository

Returns the repositories full name as string representation.

Overrides:

toString in class AbstractRepository

See Also:

{getName()}