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/*-
* ============LICENSE_START=======================================================
* org.openecomp.aai
* ================================================================================
* Copyright (C) 2017 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.openecomp.aai.workarounds;
import com.google.common.base.CaseFormat;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.xml.XMLConstants;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpression;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
public class ModifyOXMProperties {
private static String[] versions = new String[]{"v8"};
/**
* The main method.
*
* @param args the arguments
* @throws SAXException the SAX exception
* @throws IOException Signals that an I/O exception has occurred.
* @throws ParserConfigurationException the parser configuration exception
* @throws XPathExpressionException the x path expression exception
* @throws TransformerException the transformer exception
*/
public static void main(String[] args)
throws SAXException, IOException, ParserConfigurationException, XPathExpressionException, TransformerException {
for (String version : versions) {
process(version);
}
}
/**
* Process.
*
* @param version the version
* @throws SAXException the SAX exception
* @throws IOException Signals that an I/O exception has occurred.
* @throws ParserConfigurationException the parser configuration exception
* @throws XPathExpressionException the x path expression exception
* @throws TransformerException the transformer exception
*/
private static void process(String version)
throws SAXException, IOException, ParserConfigurationException, XPathExpressionException, TransformerException {
String filepath = "bundleconfig-local/etc/oxm/aai_oxm_" + version + ".xml";
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
docFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
Document doc = docBuilder.parse(filepath);
XPath xpath = XPathFactory.newInstance().newXPath();
//Find namespaces - restrict to inventory
//XPathExpression expr = xpath.compile("//java-type[java-attributes[count(xml-element[contains(@type, 'aai.openecomp.org')])=count(./xml-element)][count(xml-element) > 1]]/xml-root-element");
XPathExpression expr = xpath.compile("//java-type[@name='Inventory']/java-attributes/xml-element/@name");
Object result = expr.evaluate(doc, XPathConstants.NODESET);
NodeList nodes = (NodeList) result;
List<String> itemsUnderInventory = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
itemsUnderInventory.add(nodes.item(i).getTextContent());
}
Map<String, String> namespaces = new HashMap<>();
itemsUnderInventory.remove("Search");
for (String item : itemsUnderInventory) {
expr = xpath.compile("//java-type[xml-root-element/@name='" + item + "']");
result = expr.evaluate(doc, XPathConstants.NODESET);
nodes = (NodeList) result;
handleItemsUnderInventory(nodes, namespaces, xpath, item);
}
//go through plurals
expr = xpath.compile(
"//java-type[java-attributes[count(xml-element) = 1]/xml-element[contains(@type, 'aai.openecomp.org')]]/xml-root-element");
result = expr.evaluate(doc, XPathConstants.NODESET);
nodes = (NodeList) result;
List<String> children = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
XPathExpression expr2 = xpath
.compile("../java-attributes/xml-element[1]/@type[contains(.,'aai.openecomp.org')]");
Object result2 = expr2.evaluate(nodes.item(i), XPathConstants.NODESET);
NodeList node2 = (NodeList) result2;
String[] temp = node2.item(0).getTextContent().split("\\.");
String containerName = nodes.item(i).getAttributes().getNamedItem("name").getTextContent();
String childrenTuple = containerName + "," + temp[temp.length - 1];
if (namespaces.containsKey(CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, containerName))) {
childrenTuple +=
"," + namespaces.get(CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, containerName));
}
children.add(childrenTuple);
}
//match types up with plurals
handleChildrenNodes(children, xpath, doc);
filepath = "bundleconfig-local/etc/oxm/aai_oxm_" + version + ".xml";
TransformerFactory transformerFactory = TransformerFactory.newInstance();
transformerFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
Transformer transformer = transformerFactory.newTransformer();
DOMSource source = new DOMSource(doc);
StreamResult file = new StreamResult(new File(filepath));
transformer.transform(source, file);
}
private static void handleItemsUnderInventory(NodeList nodes, Map<String, String> namespaces, XPath xpath,
String item) throws XPathExpressionException {
String[] temp;
for (int i = 0; i < nodes.getLength(); i++) {
String a = "java-attributes/xml-element/@type[contains(.,'aai.openecomp.org')]";
XPathExpression expr2 = xpath.compile(a);
Object result2 = expr2.evaluate(nodes.item(i), XPathConstants.NODESET);
NodeList node2 = (NodeList) result2;
for (int j = 0; j < node2.getLength(); j++) {
temp = node2.item(j).getTextContent().split("\\.");
namespaces.put(temp[temp.length - 1], item);
}
}
}
private static void handleChildrenNodes(List<String> children, XPath xpath, Document doc)
throws XPathExpressionException {
NodeList nodes;
XPathExpression expr;
Object result;
String[] split;
for (String s : children) {
split = s.split(",");
expr = xpath.compile("//java-type[@name='" + split[1] + "']/xml-properties");
result = expr.evaluate(doc, XPathConstants.NODESET);
nodes = (NodeList) result;
if (nodes.getLength() > 0) {
if (!hasChild(nodes.item(0), "name", "container")) {
Element property = doc.createElement("xml-property");
property.setAttribute("name", "container");
property.setAttribute("value", split[0]);
nodes.item(0).appendChild(property);
}
if (split.length == 3) {
Element property;
if (!hasChild(nodes.item(0), "name", "namespace")) {
property = doc.createElement("xml-property");
property.setAttribute("name", "namespace");
property.setAttribute("value", split[2]);
nodes.item(0).appendChild(property);
}
}
}
}
}
/**
* Checks for child.
*
* @param node the node
* @param name the name
* @param value the value
* @return true, if successful
*/
private static boolean hasChild(Node node, String name, String value) {
boolean result = false;
NodeList list = node.getChildNodes();
Node temp = null;
for (int i = 0; i < list.getLength(); i++) {
if (list.item(i).hasAttributes()) {
temp = list.item(i).getAttributes().getNamedItem(name);
}
if (temp != null && temp.getTextContent().equals(value)) {
result = true;
}
}
return result;
}
}
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