private void processEntryChanges(
IResourceDelta projectDelta, Map<IProject, Boolean> projectsToSave) {
// check each resource with user-set encoding to see if it has
// been moved/deleted or if derived state has been changed
IProject currentProject = (IProject) projectDelta.getResource();
Preferences projectRegularPrefs = getPreferences(currentProject, false, false, true);
Preferences projectDerivedPrefs = getPreferences(currentProject, false, true, true);
Map<Boolean, String[]> affectedResourcesMap = new HashMap<>();
try {
// no regular preferences for this project
if (projectRegularPrefs == null) affectedResourcesMap.put(Boolean.FALSE, new String[0]);
else affectedResourcesMap.put(Boolean.FALSE, projectRegularPrefs.keys());
// no derived preferences for this project
if (projectDerivedPrefs == null) affectedResourcesMap.put(Boolean.TRUE, new String[0]);
else affectedResourcesMap.put(Boolean.TRUE, projectDerivedPrefs.keys());
} catch (BackingStoreException e) {
// problems with the project scope... we will miss the changes (but will log)
String message = Messages.resources_readingEncoding;
Policy.log(
new ResourceStatus(
IResourceStatus.FAILED_GETTING_CHARSET, currentProject.getFullPath(), message, e));
return;
}
for (Iterator<Boolean> it = affectedResourcesMap.keySet().iterator(); it.hasNext(); ) {
Boolean isDerived = it.next();
String[] affectedResources = affectedResourcesMap.get(isDerived);
Preferences projectPrefs =
isDerived.booleanValue() ? projectDerivedPrefs : projectRegularPrefs;
for (int i = 0; i < affectedResources.length; i++) {
IResourceDelta memberDelta = projectDelta.findMember(new Path(affectedResources[i]));
// no changes for the given resource
if (memberDelta == null) continue;
if (memberDelta.getKind() == IResourceDelta.REMOVED) {
boolean shouldDisableCharsetDeltaJobForCurrentProject = false;
// remove the setting for the original location - save its value though
String currentValue = projectPrefs.get(affectedResources[i], null);
projectPrefs.remove(affectedResources[i]);
if ((memberDelta.getFlags() & IResourceDelta.MOVED_TO) != 0) {
IPath movedToPath = memberDelta.getMovedToPath();
IResource resource = workspace.getRoot().findMember(movedToPath);
if (resource != null) {
Preferences encodingSettings =
getPreferences(
resource.getProject(), true, resource.isDerived(IResource.CHECK_ANCESTORS));
if (currentValue == null || currentValue.trim().length() == 0)
encodingSettings.remove(getKeyFor(movedToPath));
else encodingSettings.put(getKeyFor(movedToPath), currentValue);
IProject targetProject = workspace.getRoot().getProject(movedToPath.segment(0));
if (targetProject.equals(currentProject))
// if the file was moved inside the same project disable charset listener
shouldDisableCharsetDeltaJobForCurrentProject = true;
else projectsToSave.put(targetProject, Boolean.FALSE);
}
}
projectsToSave.put(
currentProject, Boolean.valueOf(shouldDisableCharsetDeltaJobForCurrentProject));
}
}
if (moveSettingsIfDerivedChanged(
projectDelta, currentProject, projectPrefs, affectedResources)) {
// if settings were moved between preferences files disable charset listener so we don't
// react to changes made by ourselves
projectsToSave.put(currentProject, Boolean.TRUE);
}
}
}
