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Feb 8th, 2016
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  1. package ru.ensemplix.storage;
  2.  
  3. import com.avaje.ebean.Ebean;
  4. import com.avaje.ebean.Query;
  5. import lombok.AllArgsConstructor;
  6.  
  7. import java.util.Map;
  8.  
  9. @AllArgsConstructor
  10. public class DatabaseStorage<V> implements Storage<V> {
  11.  
  12. private Class cls;
  13.  
  14. private String server;
  15.  
  16. public DatabaseStorage(Class cls) {
  17. this.cls = cls;
  18. }
  19.  
  20. @Override
  21. public void add(V value) {
  22. Ebean.save(value);
  23. }
  24.  
  25. @Override
  26. public void remove(V value) {
  27. Ebean.delete(value);
  28. }
  29.  
  30. @Override
  31. @SuppressWarnings("unchecked")
  32. public Map<String, V> get(String key) {
  33. Query query = Ebean.find(cls);
  34. query.setMapKey(key);
  35.  
  36. if(server != null) {
  37. query.where().eq("server", server);
  38. }
  39.  
  40. return query.findMap();
  41. }
  42. }
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