/**
* @brief Dao层CacheProxy的具体处理逻辑
*
* @param $func 用户传入的函数名
* @param $args 传递给$func函数的参数
* @return 从cache中拿到的数据或者是$func调用拿到的数据
* @retval 同$func对应函数返回数据类型一致
* @author chenyijie
* @date 2012/09/27 20:32:42
**/
public function __call($func, $args)
{
if (!parent::_isCacheOpen('daocache/Global/cache')) {
//不用cache 则直接调用类指定的方法
return parent::_getFunctionCall($func, $args);
}
return true;
}
/**
* @brief DataService层CacheProxy的具体处理逻辑
*
* @param $func 用户传入的函数名
* @param $args 传递给$func函数的参数
* @return 从cache中拿到的数据或者是$func调用拿到的数据
* @retval 同$func对应函数返回数据类型一致
* @author chenyijie
* @date 2012/09/27 20:32:42
**/
public function __call($func, $args)
{
$this->cacheKeyConfPath = 'dscache/funcToKey/' . $this->objClassName . '/' . $func;
$result = parent::_init('dscache', $func, $args);
if ($this->initState === false) {
//CacheProxyAbstract::_init()方法中如果有return的情况 则把return的值传递到上层
return $result;
}
//Key的生成规则：APP名(或者用户指定)_配置文件中指定key_参数值
$key = $this->firstKeySection . $this->linkSign;
$key = $key . $this->cacheKeyFromConf['key'] . $this->linkSign;
$callable = method_exists($this->objClass, 'getKey');
if ($callable === true) {
$key = $key . strval($this->objClass->getKey($func, $args));
} else {
$key = $key . $args[0];
}
$arrErr = array('caller' => 'DsCacheProxy', 'class' => get_class($this->objClass), 'function' => $func, 'key' => $key);
if ($this->cacheKeyFromConf['type'] === 'get') {
$value = $this->objCacheClient->get($key);
if ($value === false) {
Bd_Log::trace("Get data from cache failed, call user func to get data from Database", parent::GET_DATA_FAILED, $arrErr);
$value = parent::_getFunctionCall($func, $args);
$cacheKeyDisableTime = parent::_getKeyDisableTime('dscache/Global/KeyDisableTime');
$this->objCacheClient->add($key, $value, $cacheKeyDisableTime);
//add操作失败则不进行任何操作
}
Bd_Log::trace("Get data from cache success.", 0, $arrErr);
return $value;
} else {
if ($this->cacheKeyFromConf['type'] === 'set') {
$value = parent::_getFunctionCall($func, $args);
$cacheKeyDisableTime = parent::_getKeyDisableTime('dscache/Global/KeyDisableTime');
$state = $this->objCacheClient->delete($key);
if ($state === false) {
Bd_Log::trace("Delete data in cache failed.", parent::DELETE_DATA_FAILED, $arrErr);
return false;
}
$this->objCacheClient->add($key, $value, $cacheKeyDisableTime);
//add操作失败则不进行任何操作
Bd_Log::trace("Set data in cache success.", 0, $arrErr);
return true;
} else {
$value = parent::_getFunctionCall($func, $args);
Bd_Log::warning('Get config failed, can not get correct function cache operation type.', parent::GET_CONF_FAILED, $arrErr);
return $value;
}
}
}
