/**
* Appends a namespace declaration in the form of a xmlns attribute to an attribute list,
* crerating this latter if needed.
*
* @param atts <code>AttributeImpl</code> where to add the attribute.
* @param ns <code>Namespace</code> the namespace to declare.
* @return <code>AttributeImpl</code> the updated attribute list.
*/
private AttributesImpl addNsAttribute(AttributesImpl atts, Namespace ns) {
if (this.declareNamespaces) {
if (atts == null) {
atts = new AttributesImpl();
}
String prefix = ns.getPrefix();
if (prefix.equals("")) {
atts.addAttribute(
"", // namespace
"", // local name
"xmlns", // qualified name
"CDATA", // type
ns.getURI()); // value
} else {
atts.addAttribute(
"", // namespace
"", // local name
"xmlns:" + ns.getPrefix(), // qualified name
"CDATA", // type
ns.getURI()); // value
}
}
return atts;
}
/**
* This will invoke the <code>startElement</code> callback in the <code>ContentHandler</code>.
*
* @param element <code>Element</code> used in callbacks.
* @param nsAtts <code>List</code> of namespaces to declare with the element or <code>null</code>.
*/
private void startElement(Element element, Attributes nsAtts) throws JDOMException {
String namespaceURI = element.getNamespaceURI();
String localName = element.getName();
String rawName = element.getQualifiedName();
// Allocate attribute list.
AttributesImpl atts = (nsAtts != null) ? new AttributesImpl(nsAtts) : new AttributesImpl();
List attributes = element.getAttributes();
Iterator i = attributes.iterator();
while (i.hasNext()) {
Attribute a = (Attribute) i.next();
atts.addAttribute(
a.getNamespaceURI(),
a.getName(),
a.getQualifiedName(),
getAttributeTypeName(a.getAttributeType()),
a.getValue());
}
try {
contentHandler.startElement(namespaceURI, localName, rawName, atts);
} catch (SAXException se) {
throw new JDOMException("Exception in startElement", se);
}
}
@Override
protected void finishOpen() throws IOException {
try {
final AttributesImpl attrs = new AttributesImpl();
final int as = attributes.size();
for (int a = 0; a < as; a++) {
final byte[] name = attributes.name(a);
final String uri = string(namespaces.get(prefix(name)));
final String lname = string(local(name));
final String rname = string(name);
final String value = string(attributes.value(a));
attrs.addAttribute(uri, lname, rname, null, value);
}
final String uri = string(namespaces.get(elem.prefix()));
final String lname = string(elem.local());
final String rname = string(elem.string());
contentHandler.startElement(uri, lname, rname, attrs);
} catch (final SAXException ex) {
throw new IOException(ex);
}
}
/**
* Handles the creation of new XML files into a particular directory. Files are stored based on
* the user's unique userid. Each file contains the user's name, userid and resource IDs.
*
* @param userid
* @param locator
* @param name
* @param address
* @throws IOException
* @throws SAXException
*/
public void createFile(String userid, String locator, String name, String address)
throws IOException, SAXException {
// Where to create the XML file
String filename =
"/home/policygrid/apache-tomcat-6.0.18/webapps/ourspaces/users/" + userid + ".xml";
// Define a new filetype
File file = new File(filename);
FileOutputStream fos = new FileOutputStream(filename);
// Set the output of the filetype
OutputFormat of = new OutputFormat("XML", "ISO-8859-1", true);
of.setIndent(1);
of.setIndenting(true);
XMLSerializer serializer = new XMLSerializer(fos, of);
ContentHandler hd = serializer.asContentHandler();
hd.startDocument();
AttributesImpl atts = new AttributesImpl();
// Generate XML tags
hd.startElement("", "", "user", null);
hd.startElement("", "", "userid", null);
hd.characters(userid.toCharArray(), 0, userid.length());
hd.endElement("", "", "userid");
hd.startElement("", "", "locator", null);
hd.characters(locator.toCharArray(), 0, locator.length());
hd.endElement("", "", "locator");
hd.startElement("", "", "name", null);
hd.characters(name.toCharArray(), 0, name.length());
hd.endElement("", "", "name");
hd.startElement("", "", "address", null);
hd.characters(address.toCharArray(), 0, address.length());
hd.endElement("", "", "address");
hd.startElement("", "", "home", null);
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "myresources");
atts.addAttribute("", "", "column", "CDATA", "2");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "2");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "myprojects");
atts.addAttribute("", "", "column", "CDATA", "2");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "1");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "mytags");
atts.addAttribute("", "", "column", "CDATA", "1");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "2");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "mycontacts");
atts.addAttribute("", "", "column", "CDATA", "1");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "1");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "myblog");
atts.addAttribute("", "", "column", "CDATA", "3");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "1");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "ouractivities");
atts.addAttribute("", "", "column", "CDATA", "3");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "2");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
atts.clear();
atts.addAttribute("", "", "name", "CDATA", "myactivities");
atts.addAttribute("", "", "column", "CDATA", "3");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", "2");
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
hd.endElement("", "", "home");
hd.endElement("", "", "user");
hd.endDocument();
// Close the file
fos.close();
}
public void deleteBox(int id, String original, String remove)
throws ParserConfigurationException, SAXException, IOException {
// Open the correct file
String filename =
"/home/policygrid/apache-tomcat-6.0.18/webapps/ourspaces/users/" + id + ".xml";
/*
* Handle the tokenizing of the string. Remove the '&' symbol, then split into columns.
*/
String pattern = "&";
String newString = original.substring(0, original.length() - 1);
String[] fields = newString.split("&");
ArrayList lft = new ArrayList();
ArrayList mid = new ArrayList();
ArrayList rht = new ArrayList();
for (int i = 0; i < fields.length; i++) {
if (fields[i].charAt(11) == '0') {
lft.add(fields[i].split("widget_col_0="));
}
if (fields[i].charAt(11) == '1') {
mid.add(fields[i].split("widget_col_1="));
}
if (fields[i].charAt(11) == '2') {
rht.add(fields[i].split("widget_col_2="));
}
}
for (int i = 0; i < lft.size(); i++) {
String[] tmp = (String[]) lft.get(i);
String name2 = (String) tmp[1];
if (name2.equals(remove)) lft.remove(i);
}
for (int i = 0; i < mid.size(); i++) {
String[] tmp = (String[]) mid.get(i);
String name2 = (String) tmp[1];
if (name2.equals(remove)) mid.remove(i);
}
for (int i = 0; i < rht.size(); i++) {
String[] tmp = (String[]) rht.get(i);
String name2 = (String) tmp[1];
if (name2.equals(remove)) rht.remove(i);
}
// Initialise the DOM parser
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
Document dom;
DocumentBuilder db = dbf.newDocumentBuilder();
// Parse the file
dom = db.parse(filename);
Element docEle = dom.getDocumentElement();
// Retrieve the previous tags from the parsed file so they can be re-added.
String userid = getTextValue(docEle, "userid");
String locator = getTextValue(docEle, "locator");
String name = getTextValue(docEle, "name");
String address = getTextValue(docEle, "address");
File file = new File(filename);
FileOutputStream fos = new FileOutputStream(filename);
// Set the output of the filetype
OutputFormat of = new OutputFormat("XML", "ISO-8859-1", true);
of.setIndent(1);
of.setIndenting(true);
XMLSerializer serializer = new XMLSerializer(fos, of);
ContentHandler hd = serializer.asContentHandler();
hd.startDocument();
AttributesImpl atts = new AttributesImpl();
// Generate new XML tags
hd.startElement("", "", "user", null);
hd.startElement("", "", "userid", null);
hd.characters(userid.toCharArray(), 0, userid.length());
hd.endElement("", "", "userid");
hd.startElement("", "", "locator", null);
hd.characters(locator.toCharArray(), 0, locator.length());
hd.endElement("", "", "locator");
hd.startElement("", "", "name", null);
hd.characters(name.toCharArray(), 0, name.length());
hd.endElement("", "", "name");
hd.startElement("", "", "address", null);
hd.characters(address.toCharArray(), 0, address.length());
hd.endElement("", "", "address");
hd.startElement("", "", "home", null);
for (int j = 0; j < lft.size(); j++) {
String[] tmp = (String[]) lft.get(j);
String name2 = (String) tmp[1];
Integer pos = j + 1;
String position = pos.toString();
atts.clear();
atts.addAttribute("", "", "name", "CDATA", getTagName(name2));
atts.addAttribute("", "", "column", "CDATA", "1");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", position);
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
}
for (int j = 0; j < mid.size(); j++) {
String[] tmp = (String[]) mid.get(j);
String name2 = (String) tmp[1];
Integer pos = j + 1;
String position = pos.toString();
atts.clear();
atts.addAttribute("", "", "name", "CDATA", getTagName(name2));
atts.addAttribute("", "", "column", "CDATA", "2");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", position);
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
}
for (int j = 0; j < rht.size(); j++) {
String[] tmp = (String[]) rht.get(j);
String name2 = (String) tmp[1];
Integer pos = j + 1;
String position = pos.toString();
atts.clear();
atts.addAttribute("", "", "name", "CDATA", getTagName(name2));
atts.addAttribute("", "", "column", "CDATA", "3");
atts.addAttribute("", "", "status", "CDATA", "1");
atts.addAttribute("", "", "position", "CDATA", position);
hd.startElement("", "", "box", atts);
hd.endElement("", "", "box");
}
hd.endElement("", "", "home");
hd.endElement("", "", "user");
hd.endDocument();
// Close the file
fos.close();
}
