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   *  regarding copyright ownership.  The ASF licenses this file
   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
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  package org.apache.cayenne.dbsync.merge;
  
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.Map;
  
  abstract class MergerDictionary<T> {
  
      private Map<String, T> dictionary = new HashMap<>();
  
      MergerDictionary() {
      }
  
      void init() {
          for(T entity : getAll()) {
              String name = getName(entity).toUpperCase();
              dictionary.put(name, entity);
          }
      }
  
      T getByName(String name) {
          return dictionary.get(name);
      }
  
      void remove(String name) {
          dictionary.remove(name);
      }
  
      Map<String, T> getDictionary() {
          return dictionary;
      }
  
      abstract String getName(T entity);
      abstract Collection<T> getAll();
  }
  