@Override
public void resultChanged(LookupEvent ev) {
TopComponent tc = ref.get();
if (tc == null) {
r.removeLookupListener(this);
synchronized (lookupListeners) {
lookupListeners.remove(this);
}
return;
}
if (LOG.isLoggable(Level.FINER)) {
LOG.log(Level.FINER, " looking result changed for {0} ", new Object[] {ref.get()});
}
DataObject tcDataObject = tc.getLookup().lookup(DataObject.class);
if (tcDataObject != null) {
try {
if (hasOpenedEditorPanes(tcDataObject)) {
addOpenedFiles(getFiles(tcDataObject));
}
} catch (InterruptedException ex) {
LOG.log(Level.WARNING, null, ex);
} catch (InvocationTargetException ex) {
LOG.log(Level.WARNING, null, ex);
}
r.removeLookupListener(this);
synchronized (lookupListeners) {
lookupListeners.remove(this);
}
}
}
private void removeOpenedFiles(List<File> files) {
if (files == null) {
return;
}
synchronized (openedFiles) {
for (File file : files) {
LOG.log(Level.FINE, " removing from opened files {0} ", new Object[] {file});
openedFiles.remove(file.getAbsolutePath());
}
}
}
private List<File> getFiles(DataObject tcDataObject) {
List<File> ret = new ArrayList<File>();
LOG.log(Level.FINER, " looking up files in dataobject {0} ", new Object[] {tcDataObject});
Set<FileObject> fos = tcDataObject.files();
if (fos != null) {
for (FileObject fo : fos) {
LOG.log(Level.FINER, " found file {0}", new Object[] {fo});
File f = FileUtil.toFile(fo);
if (f != null
&& !openedFiles.contains(f.getAbsolutePath())
&& !touchedFiles.contains(f.getAbsolutePath())) {
ret.add(f);
}
}
}
if (LOG.isLoggable(Level.FINER)) {
for (File f : ret) {
LOG.log(Level.FINER, " returning file {0} ", new Object[] {f});
}
}
return ret;
}
private List<File> getFiles(TopComponent tc) {
LOG.log(Level.FINER, " looking up files in tc {0} ", new Object[] {tc});
DataObject tcDataObject = tc.getLookup().lookup(DataObject.class);
if (tcDataObject == null) {
boolean alreadyListening = false;
Iterator<L> it = lookupListeners.iterator();
synchronized (lookupListeners) {
while (it.hasNext()) {
L l = it.next();
if (l.ref.get() == null) {
l.r.removeLookupListener(l);
it.remove();
}
if (l.ref.get() == tc) {
alreadyListening = true;
break;
}
}
}
if (!alreadyListening) {
addLookupListener(tc);
}
return Collections.EMPTY_LIST;
} else {
try {
return hasOpenedEditorPanes(tcDataObject)
? getFiles(tcDataObject)
: Collections.EMPTY_LIST;
} catch (InterruptedException ex) {
LOG.log(Level.WARNING, null, ex);
} catch (InvocationTargetException ex) {
LOG.log(Level.WARNING, null, ex);
}
}
return Collections.EMPTY_LIST;
}
private void addOpenedFiles(List<File> files) {
if (files == null) {
return;
}
synchronized (openedFiles) {
for (File file : files) {
LOG.log(Level.FINE, " adding to opened files : ", new Object[] {file});
openedFiles.add(file.getAbsolutePath());
}
for (File file : files) {
if (handleManaged(file)) {
break;
}
}
}
}