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<?php |
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namespace BitWasp\Bitcoin\Transaction\Mutator; |
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use BitWasp\Bitcoin\Transaction\TransactionOutputInterface; |
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class OutputCollectionMutator extends AbstractCollectionMutator |
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{ |
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/** |
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* @param TransactionOutputInterface[] $outputs |
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*/ |
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public function __construct(array $outputs) |
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{ |
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/** @var OutputMutator[] $set */ |
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$this->set = new \SplFixedArray(count($outputs)); |
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foreach ($outputs as $i => $output) { |
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/** @var int $i */ |
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$this->set[$i] = new OutputMutator($output); |
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} |
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} |
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/** |
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* @return OutputMutator |
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*/ |
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public function current() |
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{ |
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return $this->set->current(); |
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} |
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/** |
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* @param int $offset |
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* @return OutputMutator |
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*/ |
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public function offsetGet($offset) |
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{ |
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if (!$this->set->offsetExists($offset)) { |
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throw new \OutOfRangeException('Nothing found at this offset'); |
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} |
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return $this->set->offsetGet($offset); |
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} |
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/** |
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* @return TransactionOutputInterface[] |
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*/ |
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public function done() |
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{ |
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$set = []; |
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foreach ($this->set as $mutator) { |
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$set[] = $mutator->done(); |
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} |
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return $set; |
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} |
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/** |
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* @param int $start |
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* @param int $length |
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* @return $this |
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*/ |
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public function slice($start, $length) |
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{ |
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$end = count($this->set); |
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if ($start > $end || $length > $end) { |
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throw new \RuntimeException('Invalid start or length'); |
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} |
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$this->set = \SplFixedArray::fromArray(array_slice($this->set->toArray(), $start, $length), false); |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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public function null() |
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{ |
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$this->slice(0, 0); |
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return $this; |
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} |
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/** |
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* @param TransactionOutputInterface $output |
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* @return $this |
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*/ |
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public function add(TransactionOutputInterface $output) |
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{ |
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$size = $this->set->getSize(); |
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$this->set->setSize($size + 1); |
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$this->set[$size] = new OutputMutator($output); |
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return $this; |
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} |
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/** |
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* @param int $i |
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* @param TransactionOutputInterface $output |
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* @return $this |
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*/ |
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public function set($i, TransactionOutputInterface $output) |
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{ |
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$this->set[$i] = new OutputMutator($output); |
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return $this; |
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} |
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} |
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Bit-Wasp /
bitcoin-php
