/** Map publicid to a resource accessible by a classloader. */
public void registerCatalogEntry(String publicId, String resourceName, ClassLoader loader) {
if (id2resource == null) id2resource = new Hashtable(17);
id2resource.put(publicId, resourceName);
if (loader != null) {
if (id2loader == null) id2loader = new Hashtable(17);
id2loader.put(publicId, loader);
}
}
public Track add(Track track) {
synchronized (this) {
Track copy;
if ((copy = getTrack(track)) == null) {
copy = new Track((Element) doc.importNode(track.getElement(), false));
docElt.appendChild(copy.getElement());
tracks.add(copy);
hash.put(copy.getKey(), copy);
}
return copy;
}
}
public void load(InputStream is) throws IOException, ParserConfigurationException, SAXException {
doc = db.parse(is);
docElt = doc.getDocumentElement();
if (docElt.getTagName().equals(docElementName)) {
NodeList nl = docElt.getElementsByTagName(trackElementName);
for (int i = 0; i < nl.getLength(); i++) {
Element elt = (Element) nl.item(i);
Track track = new Track(elt);
tracks.add(track);
hash.put(track.getKey(), track);
}
}
}
public static void loadDict(String strDict) {
try {
BufferedReader br = new BufferedReader(new FileReader(strDict));
String line = null;
while ((line = br.readLine()) != null) {
int idx = line.indexOf(',');
if (idx > 0) {
htDict.put(line.substring(0, idx), line.substring(idx + 1));
}
}
} catch (FileNotFoundException fnfe) {
fnfe.printStackTrace(System.out);
} catch (IOException ioe) {
ioe.printStackTrace(System.out);
}
}
/**
* 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());
}
}
/**
* 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);
}
}
}
}
}
public void registerCatalogEntry(String publicId, String uri) {
if (id2uri == null) id2uri = new Hashtable(17);
id2uri.put(publicId, uri);
}
