/**
Copyright (c) 2014, Francesco Malmignati, Selex Elsag
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of SEARCH-LAB Ltd. nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL SEARCH-LAB LTD. BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**/
package eu.aniketos.csstm.impl;
import org.apache.log4j.Logger;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.List;
import java.util.Vector;
import org.jdom2.Attribute;
import org.jdom2.Document;
import org.jdom2.Element;
import org.jdom2.JDOMException;
import org.jdom2.Namespace;
import org.jdom2.input.SAXBuilder;
/**
* @author Francesco Malmignati, Selex Elsag
*
*/
public class BPMNParser {
/**
* Logger for this class
*/
private static final Logger logger = Logger.getLogger(BPMNParser.class);
public static Document getDocument(String file){
SAXBuilder builder = new SAXBuilder();
Document doc = null;
try {
InputStream is = new ByteArrayInputStream(file.getBytes("UTF-8"));
doc = (Document) builder.build(is);
} catch (UnsupportedEncodingException e) {
logger.error(e);
} catch (JDOMException e) {
logger.error(e);
} catch (IOException e) {
logger.error(e);
}
return doc;
}
public static void addLocationField(Document document, String taskId, String location){
Element definitions = document.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> listServiceTask = process.getChildren("serviceTask", n);
for(Element serviceTask: listServiceTask){
if(serviceTask.getAttribute("id").getValue().equals(taskId)){
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
Element field = new Element("field", ns);
field.setAttribute("name", "location");
Element string = new Element("string",ns);
string.setText(location);
field.addContent(string);
if(extensionElements != null){
boolean newfield = true;
@SuppressWarnings("unchecked")
List<Element> listField = extensionElements.getChildren("field",ns);
for(Element testfield : listField){
if(testfield.getAttributeValue("name").equals("location")){
testfield.getChild("string",ns).setText(location);
newfield = false;
}
}
if (newfield)
extensionElements.addContent(field);
}
logger.debug("Location "+ location +" added in ServiceTask "+ taskId);
}
}
}
public static void addProviderField(Document document, String taskId, String provider){
Element definitions = document.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> listServiceTask = process.getChildren("serviceTask", n);
for(Element serviceTask: listServiceTask){
if(serviceTask.getAttribute("id").getValue().equals(taskId)){
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
Element field = new Element("field", ns);
field.setAttribute("name", "serviceProvider");
Element string = new Element("string",ns);
string.setText(provider);
field.addContent(string);
if(extensionElements != null){
extensionElements.addContent(field);
}
logger.debug("ServiceProvider "+ provider +" added in ServiceTask "+ taskId);
}
}
}
public static void addProcessId(Document document, String processId){
Element definitions = document.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
process.getAttribute("id").setValue(processId);
process.getAttribute("name").setValue(processId);
Namespace n1 = definitions.getNamespace("bpmndi");
Element BPMNDiagram = definitions.getChild("BPMNDiagram", n1);
Element BPMNPlane = BPMNDiagram.getChild("BPMNPlane", n1);
BPMNPlane.getAttribute("bpmnElement").setValue(processId);
}
public static String getProcessId(Document document){
Element definitions = document.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
String compositionPlanId = process.getAttribute("id").getValue();
return compositionPlanId;
}
public static List<String> getServicesList(String file){
SAXBuilder builder = new SAXBuilder();
Document doc = null;
try {
InputStream is = new ByteArrayInputStream(file.getBytes("UTF-8"));
doc = (Document) builder.build(is);
} catch (UnsupportedEncodingException e) {
logger.error(e);
} catch (JDOMException e) {
logger.error(e);
} catch (IOException e) {
logger.error(e);
}
Element definitions = doc.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> list = process.getChildren("serviceTask", n);
List<String> serviceList = new Vector<String>();
for(Element serviceTask : list){
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
List<Element> listField = extensionElements.getChildren("field",ns);
for(Element field : listField){
if(field.getAttributeValue("name").equals("id")){
String serviceId = field.getChild("string",ns).getValue();
serviceList.add(serviceId);
}
}
}
return serviceList;
}
public static void addServiceId(Document document, String taskId, String serviceId){
Element definitions = document.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> listServiceTask = process.getChildren("serviceTask", n);
for(Element serviceTask: listServiceTask){
if(serviceTask.getAttribute("id").getValue().equals(taskId)){
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
Element field = new Element("field", ns);
field.setAttribute("name", "id");
Element string = new Element("string",ns);
string.setText(serviceId);
field.addContent(string);
if(extensionElements != null){
boolean newfield = true;
@SuppressWarnings("unchecked")
List<Element> listField = extensionElements.getChildren("field",ns);
for(Element testfield : listField){
if(testfield.getAttributeValue("name").equals("id")){
testfield.getChild("string",ns).setText(serviceId);
newfield = false;
}
}
if (newfield)
extensionElements.addContent(field);
}
logger.debug("ServiceId "+ serviceId +" added in ServiceTask "+ taskId);
}
}
}
public static Element addPortTypeName(Document document, String portTypeName){
Element definitions = document.getRootElement();
Namespace n1 = Namespace.getNamespace(portTypeName.toLowerCase(), "http://webservice.activiti.org/");
definitions.addNamespaceDeclaration(n1);
Namespace n = definitions.getNamespace();
Element interfaceElement = new Element("interface", n);
interfaceElement.setAttribute(new Attribute("name",portTypeName+" Interface"));
interfaceElement.setAttribute(new Attribute("implementationRef",portTypeName.toLowerCase()+":"+portTypeName));
definitions.addContent(interfaceElement);
return interfaceElement;
}
public static void addOperation(Document document, Element interfaceElement, String portTypeName, String operation, List<String> listInputOutput){
Element definitions = document.getRootElement();
Namespace n = definitions.getNamespace();
Element operationElement = new Element("operation", n);
operationElement.setAttribute(new Attribute("id",operation+"Operation"));
operationElement.setAttribute(new Attribute("name",operation+" Operation"));
operationElement.setAttribute(new Attribute("implementationRef",portTypeName.toLowerCase()+":"+operation));
interfaceElement.addContent(operationElement);
Element inMessageRef = new Element("inMessageRef", n);
inMessageRef.setText("tns:"+operation+"RequestMessage");
Element outMessageRef = new Element("outMessageRef", n);
outMessageRef.setText("tns:"+operation+"ResponseMessage");
operationElement.addContent(inMessageRef);
operationElement.addContent(outMessageRef);
Element messageRequest = new Element("message");
messageRequest.setAttribute(new Attribute("id",operation+"RequestMessage"));
messageRequest.setAttribute(new Attribute("itemRef","tns:"+operation+"RequestItem"));
definitions.addContent(messageRequest);
Element messageResponse = new Element("message");
messageResponse.setAttribute(new Attribute("id",operation+"ResponseMessage"));
messageResponse.setAttribute(new Attribute("itemRef","tns:"+operation+"ResponseItem"));
definitions.addContent(messageResponse);
Element itemDefinitionRequest = new Element("itemDefinition");
itemDefinitionRequest.setAttribute(new Attribute("id",operation+"RequestItem"));
itemDefinitionRequest.setAttribute(new Attribute("structureRef",portTypeName.toLowerCase()+":"+listInputOutput.get(0)));
definitions.addContent(itemDefinitionRequest);
Element itemDefinitionResponse = new Element("itemDefinition");
itemDefinitionResponse.setAttribute(new Attribute("id",operation+"ResponseItem"));
itemDefinitionResponse.setAttribute(new Attribute("structureRef",portTypeName.toLowerCase()+":"+listInputOutput.get(1)));
definitions.addContent(itemDefinitionResponse);
}
// extract service task IDs from the BPMN
public static List<String> getServiceTaskList(String file){
SAXBuilder builder = new SAXBuilder();
Document doc = null;
try {
InputStream is = new ByteArrayInputStream(file.getBytes("UTF-8"));
doc = (Document) builder.build(is);
} catch (UnsupportedEncodingException e) {
logger.error(e);
} catch (JDOMException e) {
logger.error(e);
} catch (IOException e) {
logger.error(e);
}
Element definitions = doc.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> list = process.getChildren("serviceTask", n);
List<String> serviceTaskList = new Vector<String>();
for(Element serviceTask : list){
String serviceTaskID = serviceTask.getAttribute("id").getValue();
serviceTaskList.add(serviceTaskID);
}
return serviceTaskList;
}
public static String getServiceType(String file, String serviceTaskID)
{
SAXBuilder builder = new SAXBuilder();
Document doc = null;
String serviceType = null;
try {
InputStream is = new ByteArrayInputStream(file.getBytes("UTF-8"));
doc = (Document) builder.build(is);
} catch (UnsupportedEncodingException e) {
logger.error(e);
} catch (JDOMException e) {
logger.error(e);
} catch (IOException e) {
logger.error(e);
}
Element definitions = doc.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> list = process.getChildren("serviceTask", n);
List<String> serviceList = new Vector<String>();
for(Element serviceTask : list){
String taskID = serviceTask.getAttribute("id").getValue();
if (taskID.equals(serviceTaskID))
{
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
List<Element> listField = extensionElements.getChildren("field",ns);
for(Element field : listField){
if(field.getAttributeValue("name").equals("type")){
serviceType = field.getChild("string",ns).getValue();
}
}
}
}
return serviceType;
}
// extract Services from the BPMN
public static List<Service> getServices(String file){
SAXBuilder builder = new SAXBuilder();
Document doc = null;
try {
InputStream is = new ByteArrayInputStream(file.getBytes("UTF-8"));
doc = (Document) builder.build(is);
} catch (UnsupportedEncodingException e) {
logger.error(e);
} catch (JDOMException e) {
logger.error(e);
} catch (IOException e) {
logger.error(e);
}
Element definitions = doc.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> list = process.getChildren("serviceTask", n);
List<Service> serviceList = new Vector<Service>();
for(Element serviceTask : list){
String serviceId = null;
String serviceLocation = null;
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
List<Element> listField = extensionElements.getChildren("field",ns);
for(Element field : listField){
if(field.getAttributeValue("name").equals("id")){
serviceId = field.getChild("string",ns).getValue();
}
else if (field.getAttributeValue("name").equals("location")){
serviceLocation = field.getChild("string",ns).getValue();
}
}
Service service = new Service (serviceId, serviceLocation);
serviceList.add(service);
}
return serviceList;
}
// extract Service from the BPMN based on serviceTask
public static Service getService(String file, String serviceTaskID){
SAXBuilder builder = new SAXBuilder();
Document doc = null;
try {
InputStream is = new ByteArrayInputStream(file.getBytes("UTF-8"));
doc = (Document) builder.build(is);
} catch (UnsupportedEncodingException e) {
logger.error(e);
} catch (JDOMException e) {
logger.error(e);
} catch (IOException e) {
logger.error(e);
}
Element definitions = doc.getRootElement();
Namespace n = definitions.getNamespace();
Element process = definitions.getChild("process", n);
@SuppressWarnings("unchecked")
List<Element> list = process.getChildren("serviceTask", n);
String serviceId = null;
String serviceLocation = null;
for(Element serviceTask : list){
String taskID = serviceTask.getAttribute("id").getValue();
if (taskID.equals(serviceTaskID))
{
Element extensionElements = serviceTask.getChild("extensionElements", n);
Namespace ns = Namespace.getNamespace("activiti", "http://activiti.org/bpmn");
List<Element> listField = extensionElements.getChildren("field",ns);
for(Element field : listField){
if(field.getAttributeValue("name").equals("id")){
serviceId = field.getChild("string",ns).getValue();
}
else if(field.getAttributeValue("name").equals("location")){
serviceLocation = field.getChild("string",ns).getValue();
}
}
}
}
Service service = new Service (serviceId, serviceLocation);
return service;
}
}