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org.apache.cocoon.components.repository.impl
Class WebDAVRepositoryTransactionHelper

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.cocoon.components.repository.impl.WebDAVRepositoryTransactionHelper

All Implemented Interfaces:

Disposable, Component, LogEnabled, Serviceable, RepositoryTransactionHelper

public class WebDAVRepositoryTransactionHelper
extends AbstractLogEnabled
implements RepositoryTransactionHelper, Serviceable, Disposable, Component

A transaction an locking helper class intended to be used by flowscripts or corresponding wrapper components.

Constructor Summary

WebDAVRepositoryTransactionHelper(CredentialsToken credentials, WebDAVRepository repo)
create a WebDAVRepositoryTransactionHelper

Method Summary

boolean	beginTran() beginning a transaction on the repository
boolean	commitTran() committing a transaction on the repository
void	dispose()
boolean	lock(String uri) lock the resource
boolean	lock(String uri, int timeout) lock the resource with explicit timeout in seconds
boolean	rollbackTran() rolling back a transaction on the repository
void	service(ServiceManager manager)
boolean	supportsLocking() checking wether the repository supports locking
boolean	supportsTransactions() checking wether the repository supports transactions
boolean	unlock(String uri) unlock resource

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Constructor Detail

WebDAVRepositoryTransactionHelper

public WebDAVRepositoryTransactionHelper(CredentialsToken credentials,
                                         WebDAVRepository repo)

create a WebDAVRepositoryTransactionHelper

Parameters:

credentials - the user credentials to be used against the WebDAV repository.

repo - a reference to the WebDAVRepository object.

Method Detail

service

public void service(ServiceManager manager)
             throws ServiceException

Specified by:

service in interface Serviceable

Throws:

ServiceException

dispose

public void dispose()

Specified by:

dispose in interface Disposable

beginTran

public boolean beginTran()

Description copied from interface: RepositoryTransactionHelper

beginning a transaction on the repository

Specified by:

beginTran in interface RepositoryTransactionHelper

Returns:

a boolean indicating success.

commitTran

public boolean commitTran()

Description copied from interface: RepositoryTransactionHelper

committing a transaction on the repository

Specified by:

commitTran in interface RepositoryTransactionHelper

Returns:

a boolean indicating success.

rollbackTran

public boolean rollbackTran()

Description copied from interface: RepositoryTransactionHelper

rolling back a transaction on the repository

Specified by:

rollbackTran in interface RepositoryTransactionHelper

Returns:

a boolean indicating success.

lock

public boolean lock(String uri)

Description copied from interface: RepositoryTransactionHelper

lock the resource

Specified by:

lock in interface RepositoryTransactionHelper

Parameters:

uri - the uri of the resource.

Returns:

a boolean indicating success.

lock

public boolean lock(String uri,
                    int timeout)

Description copied from interface: RepositoryTransactionHelper

lock the resource with explicit timeout in seconds

Specified by:

lock in interface RepositoryTransactionHelper

Parameters:

uri - the uri of the resource.

timeout - the lock timeout in seconds.

Returns:

a boolean indicating success.

unlock

public boolean unlock(String uri)

Description copied from interface: RepositoryTransactionHelper

unlock resource

Specified by:

unlock in interface RepositoryTransactionHelper

Parameters:

uri - the uri of the resource.

Returns:

a boolean indicating success.

supportsTransactions

public boolean supportsTransactions()

Description copied from interface: RepositoryTransactionHelper

checking wether the repository supports transactions

Specified by:

supportsTransactions in interface RepositoryTransactionHelper

Returns:

true if the repository supports transactions.

supportsLocking

public boolean supportsLocking()

Description copied from interface: RepositoryTransactionHelper

checking wether the repository supports locking

Specified by:

supportsLocking in interface RepositoryTransactionHelper

Returns:

true if the repository supports locking.