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.appc.adapter.netconf;
26 import org.apache.commons.lang3.StringUtils;
27 import org.onap.appc.exceptions.APPCException;
28 import org.w3c.dom.Document;
29 import org.w3c.dom.Element;
30 import org.w3c.dom.Node;
31 import org.w3c.dom.NodeList;
32 import org.xml.sax.SAXException;
34 import javax.xml.parsers.DocumentBuilder;
35 import javax.xml.parsers.DocumentBuilderFactory;
36 import javax.xml.parsers.ParserConfigurationException;
37 import java.io.ByteArrayInputStream;
38 import java.io.IOException;
41 public class VNFOperationalStateValidatorImpl implements OperationalStateValidator {
42 private static final String OPERATIONAL_STATE_ELEMENT_NAME = "operationalState";
45 public VnfType getVnfType() {
50 public String getConfigurationFileName() {
51 String configFileName = OperationalStateValidatorFactory.configuration
52 .getProperty(this.getClass().getCanonicalName() + CONFIG_FILE_PROPERTY_SUFFIX);
53 configFileName = configFileName == null ? "VnfGetOperationalStates" : configFileName;
54 return configFileName;
58 public void validateResponse(String response) throws APPCException {
59 if(StringUtils.isEmpty(response)) {
60 throw new APPCException("empty response");
63 List<Map.Entry> operationalStateList = getOperationalStateList(response).orElseThrow(() ->
64 new APPCException("response without any "+OPERATIONAL_STATE_ELEMENT_NAME+" element"));
66 if(operationalStateList.stream().anyMatch(this::isNotEnabled)) {
67 throw new APPCException("at least one "+OPERATIONAL_STATE_ELEMENT_NAME+" is not in valid state. "
68 +operationalStateList.toString());
71 } catch (Exception e) {
72 throw new APPCException(e);
76 private boolean isNotEnabled(Map.Entry stateEntry) {
77 return !("ENABLED").equalsIgnoreCase((String)stateEntry.getValue());
80 private static Optional<List<Map.Entry>> getOperationalStateList(String xmlText) throws IOException, ParserConfigurationException, SAXException {
81 List<Map.Entry> entryList = null;
83 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
84 DocumentBuilder builder = factory.newDocumentBuilder();
85 Document document = builder.parse(new ByteArrayInputStream(xmlText.getBytes("UTF-8")));
87 if(document != null) {
88 Element rootElement = document.getDocumentElement();
89 NodeList nodeList = rootElement.getElementsByTagName(OPERATIONAL_STATE_ELEMENT_NAME);
90 if (nodeList != null && nodeList.getLength() > 0) {
91 entryList = new ArrayList<>();
92 for (int i = 0; i < nodeList.getLength(); i++) {
93 Node node = nodeList.item(i);
94 String text = node.getTextContent();
95 String id = getElementID(node);
96 Map.Entry entry = new AbstractMap.SimpleEntry<>(id, text);
101 return Optional.ofNullable(entryList);
104 private static String getElementID(Node node) {
106 Node parentNode = node.getParentNode();
107 if (parentNode != null) {
108 if (node.getNodeType() == Node.ELEMENT_NODE) {
109 NodeList nodeList = ((Element) parentNode).getElementsByTagName("id");
110 if (nodeList != null && nodeList.getLength() > 0) {
111 Node idNode = nodeList.item(0);
112 id = idNode != null ? idNode.getTextContent() : null;
115 id = parentNode.getNodeValue()+"|"+parentNode.getTextContent();
119 id = StringUtils.isEmpty(id) ? null : StringUtils.normalizeSpace(id);
120 id = StringUtils.isBlank(id) ? null : id;
121 id = id != null ? id : "unknown-id";