Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
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16 | class BasicConsumeOk extends Frame |
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17 | { |
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18 | /** |
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19 | * @var string |
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20 | */ |
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21 | private $consumerTag; |
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22 | |||
23 | /** |
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24 | * @param int $channel |
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25 | * @param string $consumerTag |
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26 | */ |
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27 | public function __construct($channel, $consumerTag) |
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28 | { |
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29 | $this->consumerTag = $consumerTag; |
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30 | |||
31 | parent::__construct($channel); |
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32 | } |
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33 | |||
34 | /** |
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35 | * ConsumerTag. |
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36 | * |
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37 | * @return string |
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38 | */ |
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39 | public function getConsumerTag() |
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40 | { |
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41 | return $this->consumerTag; |
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42 | } |
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43 | |||
44 | /** |
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45 | * @return string |
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46 | */ |
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47 | public function encode() |
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48 | { |
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49 | $data = "\x00\x3C\x00\x15". |
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50 | Value\ShortStringValue::encode($this->consumerTag); |
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51 | |||
52 | return "\x01".pack('nN', $this->channel, strlen($data)).$data."\xCE"; |
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53 | } |
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54 | } |
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55 |