be/src/runtime/runtime-filter.inline.h

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#ifndef IMPALA_RUNTIME_RUNTIME_FILTER_INLINE_H
#define IMPALA_RUNTIME_RUNTIME_FILTER_INLINE_H

#include "runtime/runtime-filter.h"

#include <boost/thread.hpp>

#include "runtime/raw-value.inline.h"
#include "util/bloom-filter.h"
#include "util/time.h"

namespace impala {

inline const RuntimeFilter* RuntimeFilterBank::GetRuntimeFilter(int32_t filter_id) {
  boost::lock_guard<boost::mutex> l(runtime_filter_lock_);
  RuntimeFilterMap::iterator it = consumed_filters_.find(filter_id);
  if (it == consumed_filters_.end()) return NULL;
  return it->second;
}

inline void RuntimeFilter::SetBloomFilter(BloomFilter* bloom_filter) {
  DCHECK(bloom_filter_ == NULL);
  // TODO: Barrier required here to ensure compiler does not both inline and re-order
  // this assignment. Not an issue for correctness (as assignment is atomic), but
  // potentially confusing.
  bloom_filter_ = bloom_filter;
  arrival_time_ = MonotonicMillis();
}

inline bool RuntimeFilter::AlwaysTrue() const  {
  return HasBloomFilter() && bloom_filter_ == BloomFilter::ALWAYS_TRUE_FILTER;
}

}

#endif