// return the resource as a stream
private InputStream mapResource(String publicId) {
if (publicId == null || id2resource == null) return null;
String resourceName = (String) id2resource.get(publicId);
ClassLoader loader = null;
if (resourceName == null) return null;
if (id2loader != null) loader = (ClassLoader) id2loader.get(publicId);
if (loader == null) return ClassLoader.getSystemResourceAsStream(resourceName);
return loader.getResourceAsStream(resourceName);
}
/**
* Reads the children of an XML element and matches them to properties of a bean.
*
* @param ob The bean to receive the values
* @param element The element the corresponds to the bean
* @throws IOException If there is an error reading the document
*/
public void readObject(Object ob, Element element) throws IOException {
// If the object is null, skip the element
if (ob == null) {
return;
}
try {
BeanInfo info = (BeanInfo) beanCache.get(ob.getClass());
if (info == null) {
// Get the bean info for the object
info = Introspector.getBeanInfo(ob.getClass(), Object.class);
beanCache.put(ob.getClass(), info);
}
// Get the object's properties
PropertyDescriptor[] props = info.getPropertyDescriptors();
// Get the attributes of the node
NamedNodeMap attrs = element.getAttributes();
// Get the children of the XML element
NodeList nodes = element.getChildNodes();
int numNodes = nodes.getLength();
for (int i = 0; i < props.length; i++) {
// Treat indexed properties a little differently
if (props[i] instanceof IndexedPropertyDescriptor) {
readIndexedProperty(ob, (IndexedPropertyDescriptor) props[i], nodes, attrs);
} else {
readProperty(ob, props[i], nodes, attrs);
}
}
} catch (IntrospectionException exc) {
throw new IOException(
"Error getting bean info for " + ob.getClass().getName() + ": " + exc.toString());
}
}
/** SAX entity resolver */
public InputSource resolveEntity(String name, String uri) throws IOException, SAXException {
InputSource retval;
String mappedURI = name2uri(name);
InputStream stream = mapResource(name);
// prefer explicit URI mappings, then bundled resources...
if (mappedURI != null) {
retval = new InputSource(mappedURI);
retval.setPublicId(name);
return retval;
} else if (stream != null) {
uri = "java:resource:" + (String) id2resource.get(name); // NOI18N
retval = new InputSource(stream);
retval.setPublicId(name);
return retval;
} else {
return null;
}
}
/**
* XML Circuit constructor
*
* @param file the file that contains the XML description of the circuit
* @param g the graphics that will paint the node
* @throws CircuitLoadingException if the internal circuit can not be loaded
*/
public CircuitUI(File file, Graphics g) throws CircuitLoadingException {
this("");
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder;
Document doc;
Element root;
Hashtable<Integer, Link> linkstable = new Hashtable<Integer, Link>();
try {
builder = factory.newDocumentBuilder();
doc = builder.parse(file);
} catch (SAXException sxe) {
throw new CircuitLoadingException("SAX exception raised, invalid XML file.");
} catch (ParserConfigurationException pce) {
throw new CircuitLoadingException(
"Parser exception raised, parser configuration is invalid.");
} catch (IOException ioe) {
throw new CircuitLoadingException("I/O exception, file cannot be loaded.");
}
root = (Element) doc.getElementsByTagName("Circuit").item(0);
this.setName(root.getAttribute("name"));
NodeList nl = root.getElementsByTagName("Node");
Element e;
Node n;
Class cl;
for (int i = 0; i < nl.getLength(); ++i) {
e = (Element) nl.item(i);
try {
cl = Class.forName(e.getAttribute("class"));
} catch (Exception exc) {
System.err.println(exc.getMessage());
throw new RuntimeException("Circuit creation from xml.");
}
try {
n = ((Node) cl.newInstance());
} catch (Exception exc) {
System.err.println(exc.getMessage());
throw new RuntimeException("Circuit creation from xml.");
}
this.nodes.add(n);
n.setLocation(new Integer(e.getAttribute("x")), new Integer(e.getAttribute("y")));
if (n instanceof giraffe.ui.Nameable) ((Nameable) n).setNodeName(e.getAttribute("node_name"));
if (n instanceof giraffe.ui.CompositeNode) {
try {
((CompositeNode) n)
.load(new File(file.getParent() + "/" + e.getAttribute("file_name")), g);
} catch (Exception exc) {
/* try to load from the lib */
((CompositeNode) n)
.load(new File(giraffe.Giraffe.PATH + "/lib/" + e.getAttribute("file_name")), g);
}
}
NodeList nlist = e.getElementsByTagName("Anchor");
Element el;
for (int j = 0; j < nlist.getLength(); ++j) {
el = (Element) nlist.item(j);
Anchor a = n.getAnchor(new Integer(el.getAttribute("id")));
NodeList linklist = el.getElementsByTagName("Link");
Element link;
Link l;
for (int k = 0; k < linklist.getLength(); ++k) {
link = (Element) linklist.item(k);
int id = new Integer(link.getAttribute("id"));
int index = new Integer(link.getAttribute("index"));
if (id >= this.linkID) linkID = id + 1;
if (linkstable.containsKey(id)) {
l = linkstable.get(id);
l.addLinkedAnchorAt(a, index);
a.addLink(l);
} else {
l = new Link(id);
l.addLinkedAnchorAt(a, index);
this.links.add(l);
linkstable.put(id, l);
a.addLink(l);
}
}
}
}
}
/* PROTECTED METHODS */
protected void getBeanElements(
Element parentElement, String objectName, String objectType, Object bean)
throws IntrospectionException, IllegalAccessException {
if (objectName == null) {
// Get just the class name by lopping off the package name
StringBuffer sb = new StringBuffer(bean.getClass().getName());
sb.delete(0, sb.lastIndexOf(".") + 1);
objectName = sb.toString();
}
// Check if the bean is a standard Java object type or a byte[] (encoded as a base 64 array)
Element element = getStandardObjectElement(document, bean, objectName);
// If the body element object is null then the bean is not a standard Java object type
if (element != null) {
if (includeNullValues
|| !element
.getAttribute(
NamespaceConstants.NSPREFIX_SCHEMA_XSI
+ ":"
+ org.apache.axis.Constants.ATTR_TYPE)
.equals("anyType")) {
if (!includeTypeInfo) {
element.removeAttribute(
NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + org.apache.axis.Constants.ATTR_TYPE);
element.removeAttribute(NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null");
}
parentElement.appendChild(element);
}
} else {
// Analyze the bean
Class classOfBean = null;
if (bean != null) classOfBean = bean.getClass();
// If the object is an array, then serialize each of the beans in the array.
if ((classOfBean != null) && (classOfBean.isArray())) {
String[] arrayInfo = getXsdSoapArrayInfo(classOfBean.getCanonicalName(), nsPrefix);
int arrayLen = Array.getLength(bean);
StringBuffer arrayType = new StringBuffer(arrayInfo[1]);
arrayType.insert(arrayType.indexOf("[]") + 1, arrayLen);
if (objectName.charAt(objectName.length() - 1) == ';')
objectName =
new StringBuffer(objectName).deleteCharAt(objectName.length() - 1).toString();
element = document.createElement(objectName);
parentElement.appendChild(element);
// Get the bean objects from the array and serialize each
for (int i = 0; i < arrayLen; i++) {
Object b = Array.get(bean, i);
if (b != null) {
String name = null;
if (objectName.charAt(objectName.length() - 1) == 's') {
name = formatName(objectName.substring(0, objectName.length() - 1));
}
getBeanElements(element, name, b.getClass().getName(), b);
} else {
// Array element is null, so don't include it and decrement the # elements in the array
int index = arrayType.indexOf("[");
arrayType.replace(index + 1, index + 2, String.valueOf(--arrayLen));
}
if (includeTypeInfo) {
element.setAttributeNS(
NamespaceConstants.NSURI_SCHEMA_XSI,
NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + Constants.ATTR_TYPE,
NamespaceConstants.NSPREFIX_SOAP_ENCODING + ":Array");
element.setAttributeNS(
NamespaceConstants.NSURI_SOAP_ENCODING,
NamespaceConstants.NSPREFIX_SOAP_ENCODING + ":" + Constants.ATTR_ARRAY_TYPE,
arrayInfo[0] + ":" + arrayType.toString());
}
}
} else {
int beanType = 0;
String beanName = null;
if (classOfBean != null) {
if (classOfBean == Vector.class) {
beanType = 1;
beanName = "Vector";
} else if (classOfBean == ArrayList.class) {
beanType = 2;
beanName = "ArrayList";
} else if (classOfBean == LinkedList.class) {
beanType = 3;
beanName = "LinkedList";
} else if (classOfBean == Hashtable.class) {
beanType = 4;
beanName = "Hashtable";
} else if (classOfBean == Properties.class) {
beanType = 5;
beanName = "Properties";
} else if ((classOfBean == HashMap.class) || (classOfBean == SortedMap.class)) {
beanType = 6;
beanName = "Map";
}
}
if (beanType > 0) {
String prefix = null;
if ((beanType == 1) || (beanType == 5))
prefix = NamespaceConstants.NSPREFIX_SOAP_ENCODING;
if (beanType == 6) prefix = Constants.NS_PREFIX_XMLSOAP;
else prefix = DEFAULT_NS_PREFIX;
element = document.createElement(objectName);
if (includeTypeInfo) {
element.setAttributeNS(
NamespaceConstants.NSURI_SCHEMA_XSI,
NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + Constants.ATTR_TYPE,
prefix + ":" + beanName);
if (bean == null)
element.setAttributeNS(
NamespaceConstants.NSURI_SCHEMA_XSI,
NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null",
"true");
}
parentElement.appendChild(element);
if ((beanType >= 1) && (beanType <= 3)) {
AbstractCollection collection = (AbstractCollection) bean;
// Get the bean objects from the vector and serialize each
Iterator it = collection.iterator();
while (it.hasNext()) {
Object b = it.next();
String name = null;
if (b != null) {
if (objectName.charAt(objectName.length() - 1) == 's') {
name = formatName(objectName.substring(0, objectName.length() - 1));
} else name = "item";
}
getBeanElements(element, name, b.getClass().getName(), b);
}
} else if ((beanType == 4) || (beanType == 5)) {
Hashtable hashtable = (Hashtable) bean;
// Get the bean objects from the hashtable or properties and serialize each
Enumeration en = hashtable.keys();
while (en.hasMoreElements()) {
Object key = en.nextElement();
String keyClassName = key.getClass().getName();
Object value = hashtable.get(key);
String beanClassName = null;
if (value != null) beanClassName = value.getClass().getName();
Element itemElement = document.createElement("item");
element.appendChild(itemElement);
getBeanElements(itemElement, "key", keyClassName, key);
getBeanElements(itemElement, "value", beanClassName, value);
}
} else if (beanType == 6) {
Map map = null;
if (classOfBean == HashMap.class) map = (HashMap) bean;
else if (classOfBean == SortedMap.class) map = (SortedMap) bean;
// Get the bean objects from the hashmap and serialize each
Set set = map.keySet();
Iterator it = set.iterator();
while (it.hasNext()) {
Object key = it.next();
String keyClassName = key.getClass().getName();
Object value = map.get(key);
String beanClassName = null;
if (value != null) beanClassName = value.getClass().getName();
Element itemElement = document.createElement("item");
element.appendChild(itemElement);
getBeanElements(itemElement, "key", keyClassName, key);
getBeanElements(itemElement, "value", beanClassName, value);
}
}
} else {
// Create a parent element for this bean's properties
if (objectName.charAt(objectName.length() - 1) == ';')
objectName =
new StringBuffer(objectName).deleteCharAt(objectName.length() - 1).toString();
objectName = formatName(objectName);
element = document.createElement(objectName);
parentElement.appendChild(element);
if (includeTypeInfo) {
StringBuffer className = new StringBuffer(objectType);
element.setAttributeNS(
NamespaceConstants.NSURI_SCHEMA_XSI,
NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + Constants.ATTR_TYPE,
nsPrefix + ":" + className.delete(0, className.lastIndexOf(".") + 1).toString());
}
if (classOfBean != null) {
// Get an array of property descriptors
BeanInfo bi = Introspector.getBeanInfo(classOfBean);
PropertyDescriptor[] pds = bi.getPropertyDescriptors();
// For each property of the bean, get a SOAPBodyElement that
// represents the individual property. Append that SOAPBodyElement
// to the class name element of the SOAP body.
for (int i = 0; i < pds.length; i++) {
PropertyDescriptor pd = pds[i];
getBeanElementProperties(element, bean, pd);
}
} else {
if (includeTypeInfo)
element.setAttributeNS(
NamespaceConstants.NSURI_SCHEMA_XSI,
NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null",
"true");
}
}
}
}
}
public Track getTrack(String key) {
return (Track) hash.get(key);
}
public static PetriNet convert(ConfigurableEPC baseEPC) {
HashMap<EPCFunction, Transition> functionActivityMapping;
HashMap<EPCConnector, Place> xorconnectorChoiceMapping;
// HV: Initialize the mappings.
functionActivityMapping = new HashMap<EPCFunction, Transition>();
xorconnectorChoiceMapping = new HashMap<EPCConnector, Place>();
// Check to use the weights if necessary
// HV: Add both mappings. On completion, these will be filledd.
PetriNet petrinet =
EPCToPetriNetConverter.convert(
baseEPC, new HashMap(), functionActivityMapping, xorconnectorChoiceMapping);
HashSet visible = new HashSet();
// HV: The next block is taken care of by the functionActivityMapping
// below.
/*
* Iterator it = petrinet.getTransitions().iterator(); while
* (it.hasNext()) { Transition t = (Transition) it.next(); if (t.object
* instanceof EPCFunction) { // if (t.getLogEvent() != null) { // Add
* transitions with LogEvent (i.e. referring to functions)
* visible.add(t); } }
*/
// HV: Prevent the places mapped onto from being reduced.
visible.addAll(functionActivityMapping.values());
visible.addAll(xorconnectorChoiceMapping.values());
Message.add(visible.toString(), Message.DEBUG);
Iterator it = petrinet.getPlaces().iterator();
while (it.hasNext()) {
Place p = (Place) it.next();
if (p.inDegree() * p.outDegree() == 0) {
// Add Initial and final places to visible, i.e. places that
// refer to in and output events
visible.add(p);
}
}
// Reduce the PetriNet with Murata rules, while keeping the visible ones
PetriNetReduction pnred = new PetriNetReduction();
pnred.setNonReducableNodes(visible);
HashMap pnMap = new HashMap(); // Used to map pre-reduction nodes to
// post-reduction nodes.
PetriNet reduced = pnred.reduce(petrinet, pnMap);
if (reduced != petrinet) {
// Update both mappings from pre-reduction nodes to post-reduction
// nodes.
HashMap<EPCFunction, Transition> newFunctionActivityMapping =
new HashMap<EPCFunction, Transition>();
for (EPCFunction function : functionActivityMapping.keySet()) {
Transition transition = (Transition) functionActivityMapping.get(function);
if (pnMap.keySet().contains(transition)) {
newFunctionActivityMapping.put(function, (Transition) pnMap.get(transition));
}
}
functionActivityMapping = newFunctionActivityMapping;
HashMap<EPCConnector, Place> newXorconnectorChoiceMapping =
new HashMap<EPCConnector, Place>();
for (EPCConnector connector : xorconnectorChoiceMapping.keySet()) {
Place place = (Place) xorconnectorChoiceMapping.get(connector);
if (pnMap.keySet().contains(place)) {
newXorconnectorChoiceMapping.put(connector, (Place) pnMap.get(place));
}
}
xorconnectorChoiceMapping = newXorconnectorChoiceMapping;
}
reduced.makeClusters();
// filter the \nunknown:normal
ArrayList<Transition> alTrans = reduced.getVisibleTasks();
for (int i = 0; i < alTrans.size(); i++) {
Transition t = alTrans.get(i);
String id = t.getIdentifier();
int idx = id.indexOf("\\nunknown:normal");
if (idx > 0) {
id = id.substring(0, idx);
}
// �˴������ֵ��ѯ�滻���е�label
String mappedId = htDict.get(id);
if (mappedId != null) {
t.setIdentifier(mappedId);
} else {
t.setIdentifier(id);
}
}
return reduced;
}
// maps the public ID to an alternate URI, if one is registered
private String name2uri(String publicId) {
if (publicId == null || id2uri == null) return null;
return (String) id2uri.get(publicId);
}