RecordingCommandBus::subscribe()   A
last analyzed

Complexity

Conditions 2
Paths 2

Size

Total Lines 6
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 6

Importance

Changes 1
Bugs 1 Features 0
Metric Value
c 1
b 1
f 0
dl 0
loc 6
ccs 0
cts 5
cp 0
rs 9.4286
cc 2
eloc 3
nc 2
nop 2
crap 6
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<?php
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/*
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 * The software is based on the Axon Framework project which is
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 * licensed under the Apache 2.0 license. For more information on the Axon Framework
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 * see <http://www.axonframework.org/>.
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 *
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 * This software consists of voluntary contributions made by many individuals
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 * and is licensed under the MIT license. For more information, see
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 * <http://www.governor-framework.org/>.
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 */
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namespace Governor\Framework\Test\Utils;
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use Governor\Framework\CommandHandling\CommandBusInterface;
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use Governor\Framework\CommandHandling\CommandCallbackInterface;
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use Governor\Framework\CommandHandling\CommandHandlerInterface;
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use Governor\Framework\CommandHandling\CommandMessageInterface;
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class RecordingCommandBus implements CommandBusInterface
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{
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    /**
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     * @var array
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     */
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    private $subscriptions;
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    /**
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     * @var array
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     */
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    private $dispatchedCommands = [];
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    /**
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     * @var CallbackBehaviorInterface
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     */
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    private $callbackBehavior;
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    function __construct()
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Best Practice introduced by
It is generally recommended to explicitly declare the visibility for methods.

Adding explicit visibility (private, protected, or public) is generally recommend to communicate to other developers how, and from where this method is intended to be used.

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    {
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        $this->callbackBehavior = new DefaultCallbackBehavior();
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        $this->subscriptions = [];
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    }
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    public function dispatch(
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        CommandMessageInterface $command,
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        CommandCallbackInterface $callback = null
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    ) {
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        $this->dispatchedCommands[] = $command;
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        try {
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            if (null !== $callback) {
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                $callback->onSuccess($this->callbackBehavior->handle($command->getPayload(), $command->getMetaData()));
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            }
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        } catch (\Exception $ex) {
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            if (null !== $callback) {
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                $callback->onFailure($ex);
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            }
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        }
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function subscribe($commandName, CommandHandlerInterface $handler)
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    {
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        if (!array_key_exists($commandName, $this->subscriptions)) {
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            $this->subscriptions[$commandName] = $handler;
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        }
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function unsubscribe($commandName, CommandHandlerInterface $handler)
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    {
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        if (array_key_exists($commandName, $this->subscriptions)) {
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            unset($this->subscriptions[$commandName]);
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        }
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    }
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    /**
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     * Clears all the commands recorded by this Command Bus.
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     */
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    public function clearCommands()
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    {
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        $this->dispatchedCommands = [];
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    }
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    /**
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     * Clears all subscribed handlers on this command bus.
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     */
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    public function clearSubscriptions()
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    {
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        $this->subscriptions = array();
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    }
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    /**
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     * Indicates whether the given <code>commandHandler</code> is subscribed to this command bus.
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     *
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     * @param CommandHandlerInterface $commandHandler The command handler to verify the subscription for
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     * @return boolean <code>true</code> if the handler is subscribed, otherwise <code>false</code>.
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     */
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    public function isSubscribed(CommandHandlerInterface $commandHandler)
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    {
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        foreach ($this->subscriptions as $cmd => $handler) {
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            if ($commandHandler == $handler) {
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                return true;
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            }
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        }
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        return false;
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    }
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    /**
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     * Returns a Map will all Command Names and their Command Handler that have been subscribed to this command bus.
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     *
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     * @return array a Map will all Command Names and their Command Handler
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     */
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    public function getSubscriptions()
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    {
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        return $this->subscriptions;
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    }
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    /**
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     * Returns a list with all commands that have been dispatched by this command bus.
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     *
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     * @return array a list with all commands that have been dispatched
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     */
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    public function getDispatchedCommands()
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    {
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        return $this->dispatchedCommands;
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    }
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    /**
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     * Sets the instance that defines the behavior of the Command Bus when a command is dispatched with a callback.
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     *
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     * @param CallbackBehaviorInterface $callbackBehavior The instance deciding to how the callback should be invoked.
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     */
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    public function setCallbackBehavior(CallbackBehaviorInterface $callbackBehavior)
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    {
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        $this->callbackBehavior = $callbackBehavior;
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    }
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}