2 * Copyright © 2016-2017 European Support Limited
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.openecomp.core.impl;
19 import org.apache.commons.collections4.CollectionUtils;
20 import org.openecomp.core.converter.errors.CreateToscaObjectErrorBuilder;
21 import org.openecomp.sdc.common.errors.CoreException;
22 import org.openecomp.sdc.common.utils.CommonUtil;
23 import org.openecomp.sdc.logging.api.Logger;
24 import org.openecomp.sdc.logging.api.LoggerFactory;
26 import java.util.HashSet;
28 import java.util.Objects;
29 import java.util.Optional;
31 import java.util.stream.Collectors;
32 import java.util.stream.Stream;
34 public class ToscaConverterUtil {
36 private static final String DEFAULT = "default";
37 private static final String DEFAULT_CAPITAL = "Default";
38 private static final Set<String> DEFAULT_VALUE_KEYS;
42 Stream.of(DEFAULT, DEFAULT_CAPITAL).collect(Collectors.toSet());
45 private ToscaConverterUtil() {
46 // static utility methods only, prevent instantiation
49 static <T> Optional<T> createObjectFromClass(String objectId,
50 Object objectCandidate,
51 Class<T> classToCreate) {
53 return CommonUtil.createObjectUsingSetters(objectCandidate, classToCreate);
54 } catch (Exception ex) {
55 throw new CoreException(
56 new CreateToscaObjectErrorBuilder(classToCreate.getSimpleName(), objectId)
62 static Optional<Object> getDefaultValue(Object entryValue,
63 Object objectToAssignDefaultValue) {
64 if (!(entryValue instanceof Map)
65 || Objects.isNull(objectToAssignDefaultValue)) {
66 return Optional.empty();
69 return Optional.ofNullable(getDefaultParameterValue((Map<String, Object>) entryValue));
72 private static Object getDefaultParameterValue(Map<String, Object> entryValue) {
73 Object defaultValue = null;
74 Set<String> keys = new HashSet<>(entryValue.keySet());
75 keys.retainAll(DEFAULT_VALUE_KEYS);
77 if (CollectionUtils.isNotEmpty(keys)) {
78 defaultValue = entryValue.get(keys.iterator().next());