/**
* called when the jar loadingin hook has failed to find the jar this is never called in a GUI
* thread.
*/
@Override
public void update(Observable o, Object arg) {
if (arg != null && arg instanceof JarMissingEvent) {
final JarMissingEvent jarMissingEvent = (JarMissingEvent) arg;
// only show message box once par plugin, meaning that if user ignored it once, the bundle
// will not load
// properly anyway.
if (!bundlesAlreadyHandled.contains(jarMissingEvent.getBundleId())) {
bundlesAlreadyHandled.add(jarMissingEvent.getBundleId());
showMissingModuleDialog(jarMissingEvent);
} // else already handled so ignors it.
} else { // notification is not expected so log it
IllegalArgumentException illegalArgumentException =
new IllegalArgumentException(
"was expecting a type :" + JarMissingEvent.class.getCanonicalName()); // $NON-NLS-1$
illegalArgumentException.fillInStackTrace();
log.error(
"Could not find the proper JarMissing values", illegalArgumentException); // $NON-NLS-1$
}
}
/**
* look for all the required modules for a given bundle, and let the user decide to download it.
* this method is blocked until the dialog box is closed.
*
* @param jarMissingEvent, must never be null
*/
protected void showMissingModuleDialog(final JarMissingEvent jarMissingEvent) {
if (allModulesNeededExtensionsForPlugin == null) {
this.allModulesNeededExtensionsForPlugin =
ModulesNeededProvider.getAllModulesNeededExtensionsForPlugin();
}
List<ModuleNeeded> requiredModulesForBundle =
ModulesNeededProvider.filterRequiredModulesForBundle(
jarMissingEvent.getBundleSymbolicName(), allModulesNeededExtensionsForPlugin);
final List<String> requiredJars = new ArrayList<String>(requiredModulesForBundle.size());
// filter the jar that are already installed
for (ModuleNeeded module : requiredModulesForBundle) {
String moduleName = module.getModuleName();
// if jar does not exist at expected folder then check if it is registered in the Studio
if (!new File(jarMissingEvent.getExpectedLibFolder(), moduleName).exists()) {
// check that library is already available and registered but not deployed to lib/java.
try {
if (librariesService != null
&& (librariesService.getLibraryStatus(moduleName)
== ELibraryInstallStatus.INSTALLED)) {
// lib exist so deploy it
List<ModuleNeeded> allModuleNeeded =
ModulesNeededProvider.getModulesNeededForName(moduleName);
for (ModuleNeeded sameModule : allModuleNeeded) {
String moduleLocation = sameModule.getModuleLocaion();
if (sameModule.getStatus() == ELibraryInstallStatus.INSTALLED
&& moduleLocation != null
&& !moduleLocation.isEmpty()) {
URI uri = new URI(moduleLocation);
URL url = FileLocator.toFileURL(uri.toURL());
if ("file".equals(url.getProtocol())) { // $NON-NLS-1$
libraryManagerService.deploy(url.toURI(), null);
} // else not a file so keep going
break;
} // else not an installed module or no url so keep so keep looking
}
} // else no installed so keep going and ask the user
} catch (BusinessException e) {
log.warn("Could not get installade status for library:" + moduleName, e);
} catch (URISyntaxException e) {
log.warn("Could not get installade status for library:" + moduleName, e);
} catch (IOException e) {
log.warn("Could not get installade status for library:" + moduleName, e);
}
}
if (!new File(jarMissingEvent.getExpectedLibFolder(), moduleName).exists()) {
requiredJars.add(moduleName);
} // else jar already installed to filter it by ignoring it.
}
if (!requiredJars.isEmpty()) {
Display.getDefault()
.syncExec(
new Runnable() {
@Override
public void run() {
ExternalModulesInstallDialogWithProgress dialog =
new ExternalModulesInstallDialogWithProgress(
PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
Messages.getString(
"ExternalModulesInstallDialog_Title_Missing_jars_for_plugin"), //$NON-NLS-1$
Messages.getString(
"ExternalModulesInstallDialog_description_jars_to_be_installed_in"),
SWT.APPLICATION_MODAL); //$NON-NLS-1$
dialog.showDialog(true, requiredJars.toArray(new String[requiredJars.size()]));
}
});
} // else there is not extension point defining the required bundles so do not ask the user
// ignor.
}