/*
* 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 java.io.Serializable;
import org.apache.chemistry.opencmis.client.bindings.cache.Cache;
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.Session;
import org.apache.chemistry.opencmis.commons.SessionParameter;
import org.apache.chemistry.opencmis.commons.definitions.TypeDefinition;
/**
* A cache for type definition objects.
*/
public class TypeDefinitionCache implements Serializable {
private static final long serialVersionUID = 1L;
private static final int CACHE_SIZE_REPOSITORIES = 10;
private static final int CACHE_SIZE_TYPES = 100;
private Cache cache;
/**
* Constructor.
*
* @param session
* the session object
*/
public TypeDefinitionCache(Session session) {
int repCount = session.get(SessionParameter.CACHE_SIZE_REPOSITORIES, CACHE_SIZE_REPOSITORIES);
if (repCount < 1) {
repCount = CACHE_SIZE_REPOSITORIES;
}
int typeCount = session.get(SessionParameter.CACHE_SIZE_TYPES, CACHE_SIZE_TYPES);
if (typeCount < 1) {
typeCount = 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
});
}
/**
* Adds a type definition object to the cache.
*
* @param repositoryId
* the repository id
* @param typeDefinition
* the type definition object
*/
public void put(String repositoryId, TypeDefinition typeDefinition) {
if ((typeDefinition == null) || (typeDefinition.getId() == null)) {
return;
}
cache.put(typeDefinition, repositoryId, typeDefinition.getId());
}
/**
* Retrieves a type definition object from the cache.
*
* @param repositoryId
* the repository id
* @param typeId
* the type id
* @return the type definition object or <code>null</code> if the object is
* not in the cache
*/
public TypeDefinition get(String repositoryId, String typeId) {
return (TypeDefinition) cache.get(repositoryId, typeId);
}
/**
* Removes a type definition object from the cache.
*
* @param repositoryId
* the repository id
* @param typeId
* the type id
*/
public void remove(String repositoryId, String typeId) {
cache.remove(repositoryId, typeId);
}
/**
* Removes all type definition objects of a repository from the cache.
*
* @param repositoryId
* the repository id
*/
public void remove(String repositoryId) {
cache.remove(repositoryId);
}
@Override
public String toString() {
return cache.toString();
}
}