VuFind API Documentation

AbstractBase
in package
implements CommandInterface

Abstract base command.

Tags
category

VuFind

author

Aleksi Peebles aleksi.peebles@helsinki.fi

license

http://opensource.org/licenses/gpl-2.0.php GNU General Public License

link
https://vufind.org

Interfaces, Classes, Traits and Enums

CommandInterface
Command interface definition.

Table of Contents

$backendId  : string
Search backend identifier
$context  : mixed
Command context
$executed  : bool
Was the command executed?
$params  : ParamBag
Search backend parameters
$result  : mixed
Result of executed operation
__construct()  : mixed
Constructor.
getContext()  : mixed
Return command context.
getResult()  : mixed
Return result of executed operation.
getSearchParameters()  : ParamBag
Return search parameters.
getTargetIdentifier()  : string
Return target backend identifier.
isExecuted()  : bool
Was the command executed?
setContext()  : void
Set command context.
setSearchParameters()  : void
Set search parameters.
setTargetIdentifier()  : void
Set target backend identifier.
finalizeExecution()  : CommandInterface
Save a result, flag the command as executed, and return the command object; useful as the final step in execute() implementations.
validateBackend()  : void
Validate that the provided backend matches the expected target identifier.

Properties

$backendId

Search backend identifier

protected string $backendId

$executed

Was the command executed?

protected bool $executed = false

$result

Result of executed operation

protected mixed $result

Methods

__construct()

Constructor.

public __construct(string $backendId, mixed $context[, ParamBag|null $params = null ]) : mixed
Parameters
$backendId : string

Search backend identifier

$context : mixed

Command context

$params : ParamBag|null = null

Search backend parameters

Return values
mixed

getContext()

Return command context.

public getContext() : mixed
Return values
mixed

getResult()

Return result of executed operation.

public getResult() : mixed
Tags
throws
LogicException

Command was not yet executed

Return values
mixed

getTargetIdentifier()

Return target backend identifier.

public getTargetIdentifier() : string
Return values
string

isExecuted()

Was the command executed?

public isExecuted() : bool
Return values
bool

setContext()

Set command context.

public setContext(mixed $context) : void
Parameters
$context : mixed

Context

Return values
void

setSearchParameters()

Set search parameters.

public setSearchParameters(ParamBag $params) : void
Parameters
$params : ParamBag

Params

Return values
void

setTargetIdentifier()

Set target backend identifier.

public setTargetIdentifier(string $identifier) : void
Parameters
$identifier : string

New identifier

Return values
void

finalizeExecution()

Save a result, flag the command as executed, and return the command object; useful as the final step in execute() implementations.

protected finalizeExecution(mixed $result) : CommandInterface
Parameters
$result : mixed

Result of execution.

Return values
CommandInterface

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