Method getRunningAndCompleteStats

src/stats/QueryStats.java:398–429

Builds a serializable map from the running and cached query maps to be returned to a caller. @return A map for serialization

()

   * @return A map for serialization
   */
  public static Map<String, Object> getRunningAndCompleteStats() {
    Map<String, Object> root = new TreeMap<String, Object>();
    
    if (running_queries.isEmpty()) {
      root.put("running", Collections.emptyList());
    } else {
      final List<Object> running = new ArrayList<Object>(running_queries.size());
      root.put("running", running);
      
      // don't need to lock the map beyond what the iterator will do implicitly
      for (final QueryStats stats : running_queries.values()) {
        final Map<String, Object> obj = new HashMap<String, Object>(10);
        obj.put("query", stats.query);
        obj.put("remote", stats.remote_address);
        obj.put("user", stats.user);
        obj.put("headers", stats.headers);
        obj.put("queryStart", stats.query_start_ms);
        obj.put("elapsed", DateTime.msFromNanoDiff(DateTime.nanoTime(), 
            stats.query_start_ns));
        running.add(obj);
      }
    }
    
    final Map<Integer, QueryStats> completed = completed_queries.asMap();
    if (completed.isEmpty()) {
      root.put("completed", Collections.emptyList());
    } else {
      root.put("completed", completed.values());
    }
    
    return root;
  }
  
  /**
   * Fetches data about the running queries and status of queries in the cache