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General cleanup and removal of all unnecessary references
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@ -8,30 +8,30 @@ class HashMap
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private $_hashToValue = array();
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private $_hashToKey = array();
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public function &getValue(&$key)
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public function getValue($key)
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{
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$hash = self::getHash($key);
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$hashValue = &$this->_hashToValue[$hash];
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$hashValue = $this->_hashToValue[$hash];
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return $hashValue;
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}
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public function setValue(&$key, &$value)
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public function setValue($key, $value)
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{
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$hash = self::getHash($key);
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$this->_hashToKey[$hash] = &$key;
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$this->_hashToValue[$hash] = &$value;
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$this->_hashToKey[$hash] = $key;
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$this->_hashToValue[$hash] = $value;
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return $this;
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}
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public function &getAllKeys()
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public function getAllKeys()
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{
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$keys = &array_values($this->_hashToKey);
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$keys = array_values($this->_hashToKey);
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return $keys;
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}
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public function getAllValues()
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{
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$values = &array_values($this->_hashToValue);
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$values = array_values($this->_hashToValue);
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return $values;
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}
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@ -40,7 +40,7 @@ class HashMap
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return count($this->_hashToKey);
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}
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private static function getHash(&$key)
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private static function getHash($key)
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{
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if (is_object($key)) {
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return spl_object_hash($key);
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