/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * 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
    * with the License.  You may obtain a copy of the License at
    *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.chemistry.opencmis.client.bindings.impl;
  
  import org.apache.chemistry.opencmis.client.bindings.cache.Cache;
  import org.apache.chemistry.opencmis.client.bindings.cache.TypeDefinitionCache;
  import org.apache.chemistry.opencmis.client.bindings.cache.impl.CacheImpl;
  import org.apache.chemistry.opencmis.client.bindings.cache.impl.LruCacheLevelImpl;
  import org.apache.chemistry.opencmis.client.bindings.cache.impl.MapCacheLevelImpl;
  import org.apache.chemistry.opencmis.client.bindings.spi.BindingSession;
  import org.apache.chemistry.opencmis.commons.SessionParameter;
  import org.apache.chemistry.opencmis.commons.SessionParameterDefaults;
  import org.apache.chemistry.opencmis.commons.definitions.TypeDefinition;
  
  /**
   * A cache for type definition objects.
   */
  public class TypeDefinitionCacheImpl implements TypeDefinitionCache {
  
      private static final long serialVersionUID = 1L;
  
      private Cache cache;
  
      /**
       * Constructor.
       */
      public TypeDefinitionCacheImpl() {
  
      }
  
      @Override
      public void initialize(BindingSession session) {
          assert session != null;
  
          int repCount = session.get(SessionParameter.CACHE_SIZE_REPOSITORIES,
                  SessionParameterDefaults.CACHE_SIZE_REPOSITORIES);
          if (repCount < 1) {
              repCount = SessionParameterDefaults.CACHE_SIZE_REPOSITORIES;
          }
  
          int typeCount = session.get(SessionParameter.CACHE_SIZE_TYPES, SessionParameterDefaults.CACHE_SIZE_TYPES);
          if (typeCount < 1) {
              typeCount = SessionParameterDefaults.CACHE_SIZE_TYPES;
          }
  
          cache = new CacheImpl("Type Definition Cache");
          cache.initialize(new String[] {
                  MapCacheLevelImpl.class.getName() + " " + MapCacheLevelImpl.CAPACITY + "=" + repCount, // repository
                  LruCacheLevelImpl.class.getName() + " " + LruCacheLevelImpl.MAX_ENTRIES + "=" + typeCount // type
          });
      }
  
      @Override
      public void put(String repositoryId, TypeDefinition typeDefinition) {
          if (repositoryId == null || typeDefinition == null || typeDefinition.getId() == null) {
              return;
          }
  
          cache.put(typeDefinition, repositoryId, typeDefinition.getId());
      }
  
      @Override
      public TypeDefinition get(String repositoryId, String typeId) {
          if(repositoryId == null || typeId == null) {
              throw new IllegalArgumentException("Invalid repository ot type ID!");
          }
          
          return (TypeDefinition) cache.get(repositoryId, typeId);
      }
  
      @Override
      public void remove(String repositoryId, String typeId) {
          cache.remove(repositoryId, typeId);
      }
  
      @Override
      public void remove(String repositoryId) {
          cache.remove(repositoryId);
      }
  
      @Override
      public void removeAll() {
          cache.removeAll();
     }
 
     @Override
     public String toString() {
         return cache.toString();
     }
 
 }