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/*-
* ============LICENSE_START=======================================================
* ONAP CLAMP
* ================================================================================
* Copyright (C) 2020 AT&T Intellectual Property. All rights
* reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END============================================
* ===================================================================
*
*/
package org.onap.clamp.tosca;
import com.google.common.collect.Sets;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
import javax.persistence.EntityNotFoundException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class DictionaryService {
private final DictionaryRepository dictionaryRepository;
private final DictionaryElementsRepository dictionaryElementsRepository;
/**
* Constructor.
*/
@Autowired
public DictionaryService(DictionaryRepository dictionaryRepository,
DictionaryElementsRepository dictionaryElementsRepository) {
this.dictionaryRepository = dictionaryRepository;
this.dictionaryElementsRepository = dictionaryElementsRepository;
}
public Dictionary saveOrUpdateDictionary(Dictionary dictionary) {
return dictionaryRepository.saveAndFlush(dictionary);
}
/**
* Creates or Updates Dictionary Element.
*
* @param dictionaryName The Dictionary name
* @param dictionary The Dictionary object with dictionary elements
* @return updated Dictionary object with all dictionary elements
*/
public Dictionary saveOrUpdateDictionaryElement(String dictionaryName, Dictionary dictionary) {
Dictionary dict = getDictionary(dictionaryName);
Set<DictionaryElement> newDictionaryElements = dictionary.getDictionaryElements();
if (newDictionaryElements != null && !newDictionaryElements.isEmpty()) {
Set<DictionaryElement> updatedDictionaryElements = newDictionaryElements.stream()
.map(dictionaryElement -> getAndUpdateDictionaryElement(dict, dictionaryElement))
.collect(Collectors.toSet());
dict.getDictionaryElements().forEach(dictElement -> {
if (!updatedDictionaryElements.contains(dictElement)) {
updatedDictionaryElements.add(dictElement);
}
});
dict.setDictionaryElements(updatedDictionaryElements);
}
return dictionaryRepository.saveAndFlush(dict);
}
private DictionaryElement getAndUpdateDictionaryElement(Dictionary dictionary,
DictionaryElement element) {
return dictionaryElementsRepository
.save(dictionaryElementsRepository.findById(element.getShortName())
.map(p -> updateDictionaryElement(p, element, dictionary))
.orElse(new DictionaryElement(element.getName(), element.getShortName(),
element.getDescription(), element.getType(), element.getSubDictionary(),
Sets.newHashSet(dictionary))));
}
public void deleteDictionary(Dictionary dictionary) {
dictionaryRepository.delete(dictionary);
}
public void deleteDictionary(String dictionaryName) {
dictionaryRepository.deleteById(dictionaryName);
}
public List<Dictionary> getAllDictionaries() {
return dictionaryRepository.findAll();
}
public List<String> getAllSecondaryLevelDictionaryNames() {
return dictionaryRepository.getAllSecondaryLevelDictionaryNames();
}
public Dictionary getDictionary(String dictionaryName) {
return dictionaryRepository.findById(dictionaryName).orElseThrow(
() -> new EntityNotFoundException("Couldn't find Dictionary named: " + dictionaryName));
}
/**
* Deletes a dictionary element from Dictionary by shortName.
*
* @param dictionaryName The dictionary name
* @param dictionaryElementShortName the dictionary Element Short name
*/
public void deleteDictionaryElement(String dictionaryName, String dictionaryElementShortName) {
if (dictionaryRepository.existsById(dictionaryName)) {
DictionaryElement element =
dictionaryElementsRepository.findById(dictionaryElementShortName).orElse(null);
if (element != null) {
Dictionary dict = getDictionary(dictionaryName);
dict.removeDictionaryElement(element);
dictionaryRepository.saveAndFlush(dict);
}
}
}
private DictionaryElement updateDictionaryElement(DictionaryElement oldDictionaryElement,
DictionaryElement newDictionaryElement, Dictionary dictionary) {
oldDictionaryElement.setName(newDictionaryElement.getName());
oldDictionaryElement.setDescription(newDictionaryElement.getDescription());
oldDictionaryElement.setType(newDictionaryElement.getType());
oldDictionaryElement.setSubDictionary(newDictionaryElement.getSubDictionary());
oldDictionaryElement.getUsedByDictionaries().add(dictionary);
return oldDictionaryElement;
}
}
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