2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * ============LICENSE_END=========================================================
24 package org.onap.ccsdk.sli.adaptors.netconf;
26 import java.io.ByteArrayInputStream;
27 import java.io.IOException;
28 import java.nio.charset.StandardCharsets;
29 import java.util.AbstractMap;
30 import java.util.ArrayList;
31 import java.util.List;
33 import java.util.Optional;
34 import javax.xml.parsers.DocumentBuilder;
35 import javax.xml.parsers.DocumentBuilderFactory;
36 import javax.xml.parsers.ParserConfigurationException;
37 import org.apache.commons.lang3.StringUtils;
38 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
39 import org.w3c.dom.Document;
40 import org.w3c.dom.Element;
41 import org.w3c.dom.Node;
42 import org.w3c.dom.NodeList;
43 import org.xml.sax.SAXException;
45 public class VNFOperationalStateValidatorImpl implements OperationalStateValidator {
46 private static final String OPERATIONAL_STATE_ELEMENT_NAME = "operationalState";
49 public VnfType getVnfType() {
54 public String getConfigurationFileName() {
55 String configFileName = OperationalStateValidatorFactory.configuration
56 .getProperty(this.getClass().getCanonicalName() + CONFIG_FILE_PROPERTY_SUFFIX);
57 configFileName = configFileName == null ? "VnfGetOperationalStates" : configFileName;
58 return configFileName;
62 public void validateResponse(String response) throws SvcLogicException {
63 if(StringUtils.isEmpty(response)) {
64 throw new SvcLogicException("empty response");
67 List<Map.Entry> operationalStateList = getOperationalStateList(response).orElseThrow(() ->
68 new SvcLogicException("response without any "+OPERATIONAL_STATE_ELEMENT_NAME+" element"));
70 if(operationalStateList.stream().anyMatch(this::isNotEnabled)) {
71 throw new SvcLogicException("at least one "+OPERATIONAL_STATE_ELEMENT_NAME+" is not in valid state. "
72 +operationalStateList.toString());
75 } catch (Exception e) {
76 throw new SvcLogicException(e.toString());
80 private boolean isNotEnabled(Map.Entry stateEntry) {
81 return !("ENABLED").equalsIgnoreCase((String)stateEntry.getValue());
84 private static Optional<List<Map.Entry>> getOperationalStateList(String xmlText) throws IOException, ParserConfigurationException, SAXException {
85 List<Map.Entry> entryList = null;
87 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
88 DocumentBuilder builder = factory.newDocumentBuilder();
89 Document document = builder.parse(new ByteArrayInputStream(xmlText.getBytes(StandardCharsets.UTF_8)));
91 if(document != null) {
92 Element rootElement = document.getDocumentElement();
93 NodeList nodeList = rootElement.getElementsByTagName(OPERATIONAL_STATE_ELEMENT_NAME);
94 if (nodeList != null && nodeList.getLength() > 0) {
95 entryList = new ArrayList<>();
96 for (int i = 0; i < nodeList.getLength(); i++) {
97 Node node = nodeList.item(i);
98 String text = node.getTextContent();
99 String id = getElementID(node);
100 Map.Entry entry = new AbstractMap.SimpleEntry<>(id, text);
101 entryList.add(entry);
105 return Optional.ofNullable(entryList);
108 private static String getElementID(Node node) {
110 Node parentNode = node.getParentNode();
111 if (parentNode != null) {
112 if (node.getNodeType() == Node.ELEMENT_NODE) {
113 NodeList nodeList = ((Element) parentNode).getElementsByTagName("id");
114 if (nodeList != null && nodeList.getLength() > 0) {
115 Node idNode = nodeList.item(0);
116 id = idNode != null ? idNode.getTextContent() : null;
119 id = parentNode.getNodeValue()+"|"+parentNode.getTextContent();
123 id = StringUtils.isEmpty(id) ? null : StringUtils.normalizeSpace(id);
124 id = StringUtils.isBlank(id) ? null : id;
125 id = id != null ? id : "unknown-id";