/*
* 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 static org.apache.chemistry.opencmis.commons.impl.CollectionsHelper.isNotEmpty;
import java.io.Serializable;
import java.math.BigInteger;
import java.util.List;
import org.apache.chemistry.opencmis.client.bindings.cache.TypeDefinitionCache;
import org.apache.chemistry.opencmis.client.bindings.spi.BindingSession;
import org.apache.chemistry.opencmis.client.bindings.spi.CmisSpi;
import org.apache.chemistry.opencmis.commons.data.ExtensionsData;
import org.apache.chemistry.opencmis.commons.data.RepositoryInfo;
import org.apache.chemistry.opencmis.commons.definitions.TypeDefinition;
import org.apache.chemistry.opencmis.commons.definitions.TypeDefinitionContainer;
import org.apache.chemistry.opencmis.commons.definitions.TypeDefinitionList;
import org.apache.chemistry.opencmis.commons.spi.ExtendedRepositoryService;
import org.apache.chemistry.opencmis.commons.spi.RepositoryService;
/**
* Repository Service implementation.
*
* Passes requests to the SPI and handles caching.
*/
public class RepositoryServiceImpl implements RepositoryService, ExtendedRepositoryService, Serializable {
private static final long serialVersionUID = 1L;
private final BindingSession session;
/**
* Constructor.
*/
public RepositoryServiceImpl(BindingSession session) {
assert session != null;
this.session = session;
}
@Override
public RepositoryInfo getRepositoryInfo(String repositoryId, ExtensionsData extension) {
RepositoryInfo result = null;
boolean hasExtension = (extension != null) && isNotEmpty(extension.getExtensions());
RepositoryInfoCache cache = CmisBindingsHelper.getRepositoryInfoCache(session);
// if extension is not set, check the cache first
if (!hasExtension) {
result = cache.get(repositoryId);
if (result != null) {
return result;
}
}
// it was not in the cache -> get the SPI and fetch the repository info
CmisSpi spi = CmisBindingsHelper.getSPI(session);
result = spi.getRepositoryService().getRepositoryInfo(repositoryId, extension);
// put it into the cache
if (!hasExtension) {
cache.put(result);
}
return result;
}
@Override
public List<RepositoryInfo> getRepositoryInfos(ExtensionsData extension) {
List<RepositoryInfo> result = null;
boolean hasExtension = (extension != null) && isNotEmpty(extension.getExtensions());
// get the SPI and fetch the repository infos
CmisSpi spi = CmisBindingsHelper.getSPI(session);
result = spi.getRepositoryService().getRepositoryInfos(extension);
// put it into the cache
if (!hasExtension && (result != null)) {
RepositoryInfoCache cache = CmisBindingsHelper.getRepositoryInfoCache(session);
for (RepositoryInfo rid : result) {
cache.put(rid);
}
}
return result;
}
@Override
public TypeDefinitionList getTypeChildren(String repositoryId, String typeId, Boolean includePropertyDefinitions,
BigInteger maxItems, BigInteger skipCount, ExtensionsData extension) {
TypeDefinitionList result = null;
boolean hasExtension = (extension != null) && isNotEmpty(extension.getExtensions());
boolean propDefs = (includePropertyDefinitions == null ? false : includePropertyDefinitions.booleanValue());
// get the SPI and fetch the type definitions
CmisSpi spi = CmisBindingsHelper.getSPI(session);
result = spi.getRepositoryService().getTypeChildren(repositoryId, typeId, includePropertyDefinitions, maxItems,
skipCount, extension);
// put it into the cache
if (!hasExtension && propDefs && (result != null)) {
TypeDefinitionCache cache = CmisBindingsHelper.getTypeDefinitionCache(session);
for (TypeDefinition tdd : result.getList()) {
cache.put(repositoryId, tdd);
}
}
return result;
}
@Override
public TypeDefinition getTypeDefinition(String repositoryId, String typeId, ExtensionsData extension) {
return getTypeDefinition(repositoryId, typeId, extension, true);
}
@Override
public TypeDefinition getTypeDefinition(String repositoryId, String typeId, ExtensionsData extension,
boolean useCache) {
TypeDefinition result = null;
boolean hasExtension = (extension != null) && isNotEmpty(extension.getExtensions());
TypeDefinitionCache cache = CmisBindingsHelper.getTypeDefinitionCache(session);
// if the cache should be used and the extension is not set,
// check the cache first
if (useCache && !hasExtension) {
result = cache.get(repositoryId, typeId);
if (result != null) {
return result;
}
}
// it was not in the cache -> get the SPI and fetch the type definition
CmisSpi spi = CmisBindingsHelper.getSPI(session);
result = spi.getRepositoryService().getTypeDefinition(repositoryId, typeId, extension);
// put it into the cache
if (!hasExtension && (result != null)) {
cache.put(repositoryId, result);
}
return result;
}
@Override
public List<TypeDefinitionContainer> getTypeDescendants(String repositoryId, String typeId, BigInteger depth,
Boolean includePropertyDefinitions, ExtensionsData extension) {
List<TypeDefinitionContainer> result = null;
boolean hasExtension = (extension != null) && isNotEmpty(extension.getExtensions());
boolean propDefs = includePropertyDefinitions == null ? false : includePropertyDefinitions.booleanValue();
// get the SPI and fetch the type definitions
CmisSpi spi = CmisBindingsHelper.getSPI(session);
result = spi.getRepositoryService().getTypeDescendants(repositoryId, typeId, depth, includePropertyDefinitions,
extension);
// put it into the cache
if (!hasExtension && propDefs && (result != null)) {
TypeDefinitionCache cache = CmisBindingsHelper.getTypeDefinitionCache(session);
addToTypeCache(cache, repositoryId, result);
}
return result;
}
private void addToTypeCache(TypeDefinitionCache cache, String repositoryId, List<TypeDefinitionContainer> containers) {
if (containers == null) {
return;
}
for (TypeDefinitionContainer container : containers) {
cache.put(repositoryId, container.getTypeDefinition());
addToTypeCache(cache, repositoryId, container.getChildren());
}
}
@Override
public TypeDefinition createType(String repositoryId, TypeDefinition type, ExtensionsData extension) {
// get the SPI and create the type definitions
CmisSpi spi = CmisBindingsHelper.getSPI(session);
TypeDefinition result = spi.getRepositoryService().createType(repositoryId, type, extension);
// add the type to cache
TypeDefinitionCache cache = CmisBindingsHelper.getTypeDefinitionCache(session);
cache.put(repositoryId, result);
return result;
}
@Override
public TypeDefinition updateType(String repositoryId, TypeDefinition type, ExtensionsData extension) {
// get the SPI and update the type definitions
CmisSpi spi = CmisBindingsHelper.getSPI(session);
TypeDefinition result = spi.getRepositoryService().updateType(repositoryId, type, extension);
// update the type in cache
TypeDefinitionCache cache = CmisBindingsHelper.getTypeDefinitionCache(session);
cache.put(repositoryId, result);
return result;
}
@Override
public void deleteType(String repositoryId, String typeId, ExtensionsData extension) {
// get the SPI and delete the type definitions
CmisSpi spi = CmisBindingsHelper.getSPI(session);
spi.getRepositoryService().deleteType(repositoryId, typeId, extension);
// remove the type from cache
TypeDefinitionCache cache = CmisBindingsHelper.getTypeDefinitionCache(session);
cache.remove(repositoryId, typeId);
}
}