Zend_Cache_Backend Class Reference

Public Member Functions
	__construct (array $options=array())
	Constructor.
	setDirectives ($directives)
	Set the frontend directives.
	setOption ($name, $value)
	Set an option.
	getOption ($name)
	Returns an option.
	getLifetime ($specificLifetime)
	Get the life time.
	isAutomaticCleaningAvailable ()
	Return true if the automatic cleaning is available for the backend.
	getTmpDir ()
	Determine system TMP directory and detect if we have read access.

Protected Member Functions
	_isGoodTmpDir ($dir)
	Verify if the given temporary directory is readable and writable.
	_loggerSanity ()
	Make sure if we enable logging that the Zend_Log class is available.
	_log ($message, $priority=4)
	Log a message at the WARN (4) priority.

Protected Attributes
	$_directives
	$_options = array()

Constructor & Destructor Documentation

__construct

(

array

$options = array()

)

Constructor.

Parameters

array

$options

Associative array of options

Exceptions

Zend_Cache_Exception

Returns

void

Member Function Documentation

_isGoodTmpDir (   $dir )

protected

Verify if the given temporary directory is readable and writable.

Parameters

string

$dir

temporary directory

Returns

boolean true if the directory is ok

_log (   $message,   $priority = 4  )

protected

Log a message at the WARN (4) priority.

Parameters

string

$message

Exceptions

Zend_Cache_Exception

Returns

void

_loggerSanity ( )

protected

Make sure if we enable logging that the Zend_Log class is available.

Create a default log object if none is set.

Exceptions

Zend_Cache_Exception

Returns

void

getLifetime

(

$specificLifetime

)

Get the life time.

if $specificLifetime is not false, the given specific life time is used else, the global lifetime is used

Parameters

int

$specificLifetime

Returns

int Cache life time

getOption

(

$name

)

Returns an option.

Parameters

string

$name

Optional, the options name to return

Exceptions

Zend_Cache_Exceptions

Returns

mixed

getTmpDir

(

)

Determine system TMP directory and detect if we have read access.

inspired from Zend_File_Transfer_Adapter_Abstract

Returns

string

Exceptions

Zend_Cache_Exception

if unable to determine directory

isAutomaticCleaningAvailable

(

)

Return true if the automatic cleaning is available for the backend.

DEPRECATED : use getCapabilities() instead

Deprecated:

Returns

boolean

setDirectives

(

$directives

)

Set the frontend directives.

Parameters

array

$directives

Assoc of directives

Exceptions

Zend_Cache_Exception

Returns

void

setOption	(		$name,
			$value
	)

Set an option.

Parameters

string	$name
mixed	$value

Exceptions

Zend_Cache_Exception

Returns

void

Member Data Documentation

$_directives

protected

Initial value:

= array(
        'lifetime' => 3600,
        'logging'  => false,
        'logger'   => null
    )

$_options = array()

protected