private IResource[] removeDuplicateResources(IResource[] sourceResources) {
// ignore empty array
if (sourceResources == null || sourceResources.length == 0) {
return sourceResources;
}
ArrayList<IResource> result = new ArrayList<IResource>();
for (IResource source : sourceResources) {
if (result.size() == 0) {
result.add(source);
} else {
// check if the resource is parent of any item in the result
for (IResource existing : result) {
// if the resource is parent of an existing item in the
// result.
// remove the existing item, add the new one.
if (source.getFullPath().isPrefixOf(existing.getFullPath())) {
result.remove(existing);
result.add(source);
}
}
boolean noNeedAdded = false;
for (IResource existing : result) {
// if the resource is parent of an existing item in the
// result.
// remove the existing item, add the new one.
if (existing.getFullPath().isPrefixOf(source.getFullPath())) {
noNeedAdded = true;
}
}
// the source is not in the result after loop
if (!result.contains(source) && !noNeedAdded) {
result.add(source);
}
}
}
IResource[] ret = new IResource[result.size()];
return result.toArray(ret);
}
