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package redis.clients.jedis.resps;

import redis.clients.jedis.Builder;

import static redis.clients.jedis.BuilderFactory.STRING;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import redis.clients.jedis.util.KeyValue;

public class CommandDocument {

  private static final String SUMMARY_STR = "summary";
  private static final String SINCE_STR = "since";
  private static final String GROUP_STR = "group";
  private static final String COMPLEXITY_STR = "complexity";
  private static final String HISTORY_STR = "history";

  private final String summary;
  private final String since;
  private final String group;
  private final String complexity;
  private final List history;

  @Deprecated
  public CommandDocument(String summary, String since, String group, String complexity, List history) {
    this.summary = summary;
    this.since = since;
    this.group = group;
    this.complexity = complexity;
    this.history = (List) history;
  }

  public CommandDocument(Map map) {
    this.summary = (String) map.get(SUMMARY_STR);
    this.since = (String) map.get(SINCE_STR);
    this.group = (String) map.get(GROUP_STR);
    this.complexity = (String) map.get(COMPLEXITY_STR);

    List historyObject = (List) map.get(HISTORY_STR);
    if (historyObject == null) {
      this.history = null;
    } else if (historyObject.isEmpty()) {
      this.history = Collections.emptyList();
    } else if (historyObject.get(0) instanceof KeyValue) {
      this.history = historyObject.stream().map(o -> (KeyValue) o)
          .map(kv -> (String) kv.getKey() + ": " + (String) kv.getValue())
          .collect(Collectors.toList());
    } else {
      this.history = historyObject.stream().map(o -> (List) o)
          .map(l -> (String) l.get(0) + ": " + (String) l.get(1))
          .collect(Collectors.toList());
    }
  }

  public String getSummary() {
    return summary;
  }

  public String getSince() {
    return since;
  }

  public String getGroup() {
    return group;
  }

  public String getComplexity() {
    return complexity;
  }

  public List getHistory() {
    return history;
  }

  @Deprecated
  public static final Builder COMMAND_DOCUMENT_BUILDER = new Builder() {
    @Override
    public CommandDocument build(Object data) {
      List commandData = (List) data;
      String summary = STRING.build(commandData.get(1));
      String since = STRING.build(commandData.get(3));
      String group = STRING.build(commandData.get(5));
      String complexity = STRING.build(commandData.get(7));
      List history = null;
      if (STRING.build(commandData.get(8)).equals("history")) {
        List> rawHistory = (List>) commandData.get(9);
        history = new ArrayList<>(rawHistory.size());
        for (List timePoint : rawHistory) {
          history.add(STRING.build(timePoint.get(0)) + ": " + STRING.build(timePoint.get(1)));
        }
      }
      return new CommandDocument(summary, since, group, complexity, history);
    }
  };
}
    

    

    

            

    

            



    
    






    
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