public HTMLText load(final PanelInstance instance) {
final List results = new ArrayList();
try {
new HibernateTxFragment() {
protected void txFragment(Session session) throws Exception {
FlushMode oldFlushMode = session.getFlushMode();
session.setFlushMode(FlushMode.NEVER);
Query query =
session.createQuery(
" from "
+ HTMLText.class.getName()
+ " as text where text.panelInstance = :instance");
query.setParameter("instance", instance);
query.setCacheable(true);
results.addAll(query.list());
session.setFlushMode(oldFlushMode);
}
}.execute();
HTMLText text = null;
if (results.size() > 0) text = (HTMLText) results.get(0);
else log.debug("Does not exist a html_text for HTML panel");
return text;
} catch (Exception e) {
log.error("Can't retrive a data for HTML panel ", e);
return null;
}
}
/**
* Determine the text being shown for given panel.
*
* @param panel
* @return The text shown, i18n.
*/
public Map getHtmlCode(Panel panel) {
PanelSession pSession = SessionManager.getPanelSession(panel);
Map m = (Map) pSession.getAttribute(ATTR_TEXT);
if (m != null) return m;
HTMLText text = load(panel.getInstance());
if (text != null) return text.getText();
try {
HTMLText textToCreate = new HTMLText();
textToCreate.setPanelInstance(panel.getInstance());
Locale[] locales = LocaleManager.lookup().getPlatformAvailableLocales();
for (int i = 0; i < locales.length; i++) {
Locale locale = locales[i];
ResourceBundle i18n =
localeManager.getBundle("org.jboss.dashboard.ui.panel.advancedHTML.messages", locale);
textToCreate.setText(locale.getLanguage(), i18n.getString("defaultContent"));
}
textToCreate.save();
} catch (Exception e) {
log.error("Error creating empty text for panel: ", e);
}
text = load(panel.getInstance());
if (text != null) return text.getText();
log.error("Current HTML code is null for panel " + panel);
return null;
}
/** Read instance content from given InputStream, which must not be closed. */
public void importContent(PanelInstance instance, InputStream is) throws Exception {
HTMLText currentText = new HTMLText();
currentText.setPanelInstance(instance);
ObjectInputStream ois = new ObjectInputStream(is);
Map text = (Map) ois.readObject();
if (log.isDebugEnabled()) log.debug("Importing content: " + text);
for (Iterator it = text.keySet().iterator(); it.hasNext(); ) {
String lang = (String) it.next();
String value = (String) text.get(lang);
currentText.setText(lang, value);
}
currentText.save();
}
/** Write instance content to given OutputStream, which must not be closed. */
public void exportContent(PanelInstance instance, OutputStream os) throws Exception {
HTMLText text = load(instance);
if (text == null) {
try {
text = new HTMLText();
text.setPanelInstance(instance);
text.save();
} catch (Exception e) {
log.error("Error creating empty HTMLText object", e);
}
}
ObjectOutputStream oos = new ObjectOutputStream(os);
if (log.isDebugEnabled()) log.debug("Exporting content: " + text.getText());
HashMap h = new HashMap(); // Avoids serializing a hibernate map
h.putAll(text.getText());
oos.writeObject(h);
}
/**
* Replicates panel data.
*
* @param src Source PanelInstance
* @param dest Destinaton PanelInstance
*/
public void replicateData(final PanelInstance src, PanelInstance dest) throws Exception {
super.replicateData(src, dest);
log.debug(
"HTMLDriver replicating Data from PanelInstance "
+ src.getDbid()
+ " to "
+ dest.getDbid()
+ ").");
if (src.equals(dest)) {
log.debug("Ignoring replication, panel instance is the same.");
return;
}
final HTMLText[] textArray = new HTMLText[1];
try {
new HibernateTxFragment() {
protected void txFragment(Session session) throws Exception {
log.debug("Getting text to duplicate for instance " + src.getDbid());
FlushMode oldMode = session.getFlushMode();
session.setFlushMode(
FlushMode
.COMMIT); // Avoids flushing, as we know the text was not modified in this
// transaction.
textArray[0] = load(src);
session.setFlushMode(oldMode);
log.debug("Got text to duplicate for instance " + src.getDbid());
}
}.execute();
} catch (Exception e) {
log.error("Error loading text for instance. ", e);
}
HTMLText text = textArray[0];
if (text == null) {
log.debug(
"Nothing to replicate from PanelInstance " + src.getDbid() + " to " + dest.getDbid());
return;
}
Map htmlSrc = text.getText();
log.debug("htmlCode to replicate = " + htmlSrc);
HTMLText htmlDest = new HTMLText();
htmlDest.setPanelInstance(dest.getInstance());
for (Iterator it = htmlSrc.keySet().iterator(); it.hasNext(); ) {
String key = (String) it.next();
String val = (String) htmlSrc.get(key);
htmlDest.setText(key, val);
}
try {
log.debug("Updating HTMLText: IDText " + htmlDest.getDbid() + " Text " + htmlDest.getText());
htmlDest.save();
} catch (Exception e) {
log.error("Replicating panel data", e);
}
}