Package buildbot :: Package status :: Module persistent_queue :: Class IQueue

Class IQueue

zope.interface.Interface --+
                           |
                          IQueue

Abstraction of a queue.

Instance Methods

pushItem(item)
Adds an individual item to the end of the queue.

source code

insertBackChunk(items)
Adds a list of items as the oldest entries.

source code

popChunk(nbItems=None)
Pop many items at once.

source code

save()
Save the queue to storage if implemented.

source code

items()
Returns items in the queue.

source code

nbItems()
Returns the number of items in the queue.

source code

maxItems()
Returns the maximum number of items this queue can hold.

source code

Class Variables
	__bases__ = `(<InterfaceClass zope.interface.Interface>)`
	__identifier__ = `'buildbot.status.persistent_queue.IQueue'`
	__iro__ = `(<InterfaceClass buildbot.status.persistent_queue.IQ...`
	__name__ = `'IQueue'`
	__sro__ = `(<InterfaceClass buildbot.status.persistent_queue.IQ...`
	dependents = `<WeakKeyDictionary at 84175256>`

Method Details

pushItem(item)

source code

Adds an individual item to the end of the queue.

Returns an item if it was overflowed.

insertBackChunk(items)

source code

Adds a list of items as the oldest entries.

Normally called in case of failure to process the data, queue the data back so it can be retrieved at a later time.

Returns a list of items if it was overflowed.

popChunk(nbItems=None)

source code

Pop many items at once. Defaults to self.maxItems().

items()

source code

Returns items in the queue.

Warning: Can be extremely slow for queue on disk.

Class Variable Details

iro

Value:

(<InterfaceClass buildbot.status.persistent_queue.IQueue>,
 <InterfaceClass zope.interface.Interface>)

sro

Value:

(<InterfaceClass buildbot.status.persistent_queue.IQueue>,
 <InterfaceClass zope.interface.Interface>)

Class IQueue

pushItem(item)

insertBackChunk(items)

popChunk(nbItems=None)

items()

__iro__

__sro__

iro

sro