/* (non-Javadoc)
* @see org.eclipse.ui.internal.wizards.preferences.WizardPreferencesPage#getTransfers()
*/
protected PreferenceTransferElement[] getTransfers() {
if (validFromFile()) {
FileInputStream fis;
try {
fis = new FileInputStream(getDestinationValue());
} catch (FileNotFoundException e) {
WorkbenchPlugin.log(e.getMessage(), e);
return new PreferenceTransferElement[0];
}
IPreferencesService service = Platform.getPreferencesService();
try {
IExportedPreferences prefs;
prefs = service.readPreferences(fis);
PreferenceTransferElement[] transfers = super.getTransfers();
IPreferenceFilter[] filters = new IPreferenceFilter[transfers.length];
for (int i = 0; i < transfers.length; i++) {
PreferenceTransferElement transfer = transfers[i];
filters[i] = transfer.getFilter();
}
IPreferenceFilter[] matches = service.matches(prefs, filters);
PreferenceTransferElement[] returnTransfers = new PreferenceTransferElement[matches.length];
int index = 0;
for (int i = 0; i < matches.length; i++) {
IPreferenceFilter filter = matches[i];
for (int j = 0; j < transfers.length; j++) {
PreferenceTransferElement element = transfers[j];
if (element.getFilter().equals(filter)) {
returnTransfers[index++] = element;
}
}
}
PreferenceTransferElement[] destTransfers = new PreferenceTransferElement[index];
System.arraycopy(returnTransfers, 0, destTransfers, 0, index);
return destTransfers;
} catch (CoreException e) {
// Do not log core exceptions, they indicate the chosen file is not valid
// WorkbenchPlugin.log(e.getMessage(), e);
} finally {
try {
fis.close();
} catch (IOException e) {
WorkbenchPlugin.log(e.getMessage(), e);
}
}
}
return new PreferenceTransferElement[0];
}
/**
* @param filters
* @return <code>true</code> if the transfer was succesful, and <code>false</code> otherwise
*/
protected boolean transfer(IPreferenceFilter[] filters) {
File importFile = new File(getDestinationValue());
FileInputStream fis = null;
try {
if (filters.length > 0) {
try {
fis = new FileInputStream(importFile);
} catch (FileNotFoundException e) {
WorkbenchPlugin.log(e.getMessage(), e);
MessageDialog.open(
MessageDialog.ERROR,
getControl().getShell(),
new String(),
e.getLocalizedMessage(),
SWT.SHEET);
return false;
}
IPreferencesService service = Platform.getPreferencesService();
try {
IExportedPreferences prefs = service.readPreferences(fis);
service.applyPreferences(prefs, filters);
} catch (CoreException e) {
WorkbenchPlugin.log(e.getMessage(), e);
MessageDialog.open(
MessageDialog.ERROR,
getControl().getShell(),
new String(),
e.getLocalizedMessage(),
SWT.SHEET);
return false;
}
}
} finally {
if (fis != null) {
try {
fis.close();
} catch (IOException e) {
WorkbenchPlugin.log(e.getMessage(), e);
MessageDialog.open(
MessageDialog.ERROR,
getControl().getShell(),
new String(),
e.getLocalizedMessage(),
SWT.SHEET);
}
}
}
return true;
}
