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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 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.onap.aai.util.genxsd;
import org.onap.aai.exceptions.AAIException;
import org.onap.aai.introspection.Version;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Attr;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
import javax.xml.parsers.ParserConfigurationException;
import java.io.File;
import java.io.IOException;
public class HTMLfromOXM extends OxmFileProcessor {
private static final Logger logger = LoggerFactory.getLogger("HTMLfromOXM.class");
Version v;
public HTMLfromOXM(File oxmFile, Version v) throws ParserConfigurationException, SAXException, IOException, AAIException {
super(oxmFile, v);
super.init();
this.v = v;
}
public HTMLfromOXM(String xml, Version v) throws ParserConfigurationException, SAXException, IOException, AAIException {
super(xml, v);
super.init();
this.v = v;
}
@Override
public String getDocumentHeader() {
StringBuffer sb = new StringBuffer();
logger.trace("processing starts");
sb.append("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n");
String namespace = "org.onap";
if (v.compareTo(Version.v11) < 0 || v.compareTo(Version.v12) < 0) {
namespace = "org.openecomp";
}
if ( versionUsesAnnotations(v.name()) ) {
sb.append("<xs:schema elementFormDefault=\"qualified\" version=\"1.0\" targetNamespace=\"http://" + namespace + ".aai.inventory/"
+ v.name() + "\" xmlns:tns=\"http://" + namespace + ".aai.inventory/" + v.name() + "\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\""
+ "\n"
+ "xmlns:jaxb=\"http://java.sun.com/xml/ns/jaxb\"\r\n" +
" jaxb:version=\"2.1\"\r\n" +
" xmlns:annox=\"http://annox.dev.java.net\"\r\n" +
" jaxb:extensionBindingPrefixes=\"annox\">\n\n");
} else {
sb.append("<xs:schema elementFormDefault=\"qualified\" version=\"1.0\" targetNamespace=\"http://" + namespace + ".aai.inventory/"
+ v.name() + "\" xmlns:tns=\"http://" + namespace + ".aai.inventory/" + v.name() + "\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\">\n\n");
}
return sb.toString();
}
@Override
public String process() throws AAIException {
StringBuilder sb = new StringBuilder();
sb.append(getDocumentHeader());
for ( int i = 0; i < javaTypeNodes.getLength(); ++ i ) {
XSDElement javaTypeElement = new XSDElement((Element)javaTypeNodes.item(i));
String javaTypeName = javaTypeElement.name();
if ( javaTypeName == null ) {
String msg = "Invalid OXM file: <java-type> has no name attribute in " + oxmFile;
logger.error(msg);
throw new AAIException(msg);
}
if ("Nodes".equals(javaTypeName)) {
logger.debug("skipping Nodes entry (temporary feature)");
continue;
}
//Skip any type that has already been processed(recursion could be the reason)
logger.debug(getXmlRootElementName(javaTypeName)+" vs "+ javaTypeName+":"+generatedJavaType.containsKey(getXmlRootElementName(javaTypeName)));
if ( generatedJavaType.containsKey(javaTypeName) ) {
continue;
}
generatedJavaType.put(javaTypeName, null);
sb.append(processJavaTypeElement( javaTypeName, javaTypeElement ));
}
sb.append("</xs:schema>\n");
return sb.toString();
}
public String processJavaTypeElement( String javaTypeName, Element javaType_Element) {
String xmlRootElementName = getXMLRootElementName(javaType_Element);
NodeList parentNodes = javaType_Element.getElementsByTagName("java-attributes");
StringBuffer sb = new StringBuffer();
if ( parentNodes.getLength() == 0 ) {
logger.trace( "no java-attributes for java-type " + javaTypeName);
return "";
}
Element parentElement = (Element)parentNodes.item(0);
NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
StringBuffer sb1 = new StringBuffer();
if ( xmlElementNodes.getLength() > 0 ) {
sb1.append(" <xs:element name=\"" + xmlRootElementName + "\">\n");
sb1.append(" <xs:complexType>\n");
XSDElement javaTypeElement = new XSDElement(javaType_Element);
logger.debug("XSDElement name: "+javaTypeElement.name());
if(versionUsesAnnotations(v.name())) {
sb1.append(javaTypeElement.getHTMLAnnotation("class", " "));
}
sb1.append(" <xs:sequence>\n");
for ( int i = 0; i < xmlElementNodes.getLength(); ++i ) {
XSDElement xmlElementElement = new XSDElement((Element)xmlElementNodes.item(i));
String elementName = xmlElementElement.getAttribute("name");
String elementType = xmlElementElement.getAttribute("type");
//No simple types; only AAI custom types
String addType = elementType.contains("." + v.name() + ".") ? elementType.substring(elementType.lastIndexOf('.')+1) : null;
if ( elementType.contains("." + v.name() + ".") && !generatedJavaType.containsKey(addType) ) {
generatedJavaType.put(addType, elementType);
sb.append(processJavaTypeElement( addType, getJavaTypeElement(addType) ));
}
if ("Nodes".equals(addType)) {
logger.trace("Skipping nodes, temporary testing");
continue;
}
//assembles the basic <element>
sb1.append(xmlElementElement.getHTMLElement(v, versionUsesAnnotations(v.name()), this));
}
sb1.append(" </xs:sequence>\n");
sb1.append(" </xs:complexType>\n");
sb1.append(" </xs:element>\n");
}
if ( xmlElementNodes.getLength() < 1 ) {
sb.append(" <xs:element name=\"" + xmlRootElementName + "\">\n");
sb.append(" <xs:complexType>\n");
sb.append(" <xs:sequence/>\n");
sb.append(" </xs:complexType>\n");
sb.append(" </xs:element>\n");
generatedJavaType.put(javaTypeName, null);
return sb.toString();
}
sb.append( sb1 );
return sb.toString();
}
private Element getJavaTypeElement( String javaTypeName )
{
String attrName, attrValue;
Attr attr;
Element javaTypeElement;
for ( int i = 0; i < javaTypeNodes.getLength(); ++ i ) {
javaTypeElement = (Element) javaTypeNodes.item(i);
NamedNodeMap attributes = javaTypeElement.getAttributes();
for ( int j = 0; j < attributes.getLength(); ++j ) {
attr = (Attr) attributes.item(j);
attrName = attr.getNodeName();
attrValue = attr.getNodeValue();
if ( attrName.equals("name") && attrValue.equals(javaTypeName))
return javaTypeElement;
}
}
logger.error( "oxm file format error, missing java-type " + javaTypeName);
return (Element) null;
}
private boolean versionUsesAnnotations( String version) {
if (new Integer(version.substring(1)).intValue() >= HTMLfromOXM.annotationsStartVersion ) {
return true;
}
return false;
}
}
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