2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.openecomp.appc.adapter.netconf;
24 import org.apache.commons.lang3.StringUtils;
25 import org.openecomp.appc.configuration.Configuration;
26 import org.openecomp.appc.configuration.ConfigurationFactory;
27 import org.openecomp.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;
39 import java.io.StringReader;
42 public class VNFOperationalStateValidatorImpl implements OperationalStateValidator {
43 private static final String OPERATIONAL_STATE_ELEMENT_NAME = "operationalState";
45 public VnfType getVnfType() {
50 public String getConfigurationFileName() {
51 String configFileName = OperationalStateValidatorFactory.configuration.getProperty(this.getClass().getCanonicalName() + CONFIG_FILE_PROPERTY_SUFFIX);
52 configFileName = configFileName == null? "VnfGetOperationalStates" : configFileName;
53 return configFileName;
57 public void validateResponse(String response) throws APPCException {
58 if(StringUtils.isEmpty(response)) {
59 throw new APPCException("empty response");
62 boolean isValid = false;
63 String errorMsg = "unexpected response";
65 List<Map.Entry> operationalStateList = getOperationalStateList(response);
66 if(operationalStateList != null && !operationalStateList.isEmpty()) {
67 for (Map.Entry stateEntry : operationalStateList) {
68 if(!((String)stateEntry.getValue()).equalsIgnoreCase("ENABLED")){
69 errorMsg = "at least one "+OPERATIONAL_STATE_ELEMENT_NAME+" is not in valid satae. "+operationalStateList.toString();
77 errorMsg = "response without any "+OPERATIONAL_STATE_ELEMENT_NAME+" element";
79 } catch (Exception e ) {
81 errorMsg = e.toString();
83 if(!isValid) throw new APPCException(errorMsg);
86 private static List<Map.Entry> getOperationalStateList(String xmlText) throws IOException, ParserConfigurationException, SAXException {
87 List<Map.Entry> entryList = null;
88 if(StringUtils.isNotEmpty(xmlText)) {
89 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
90 DocumentBuilder builder = factory.newDocumentBuilder();
92 Document document = builder.parse(new ByteArrayInputStream(xmlText.getBytes("UTF-8")));
93 if(document != null) {
94 Element rootElement = document.getDocumentElement();
95 NodeList nodeList = rootElement.getElementsByTagName(OPERATIONAL_STATE_ELEMENT_NAME);
96 if (nodeList != null && nodeList.getLength() > 0) {
97 for (int i = 0; i < nodeList.getLength(); i++) {
98 Node node = nodeList.item(i);
99 String text = node.getTextContent();
100 String id = getElementID(node);
101 entryList = (entryList == null) ? new ArrayList<Map.Entry>() : entryList;
102 Map.Entry entry = new AbstractMap.SimpleEntry<String, String>(id, text);
103 entryList.add(entry);
111 private static String getElementID(Node node) {
113 Node parentNode = node.getParentNode();
114 if (parentNode != null) {
115 if (node.getNodeType() == Node.ELEMENT_NODE) {
116 NodeList nodeList = ((Element) parentNode).getElementsByTagName("id");
117 if (nodeList != null && nodeList.getLength() > 0) {
118 Node idNode = nodeList.item(0);
119 id = idNode != null ? idNode.getTextContent() : null;
122 id = parentNode.getNodeValue()+"|"+parentNode.getTextContent();
126 id = StringUtils.isEmpty(id) ? null : StringUtils.normalizeSpace(id);
127 id = StringUtils.isBlank(id) ? null : id;
128 id = id != null ? id : "unknown-id";