@Override
public boolean retainAll(Collection<?> c) {
if (null != dictionary && dictionary.isEditable()) {
List<Pointer> copy = new ArrayList<Pointer>(this);
boolean result = super.retainAll(c);
for (Object object : c) {
if (object instanceof Pointer) {
Pointer pointer = (Pointer) object;
if (!copy.contains(pointer)) {
// delete symmetric pointer from the target
if (null != pointer.getType().getSymmetricType()
&& dictionary.getManageSymmetricPointers()) {
for (Pointer p : pointer.getTargetSynset().getPointers()) {
if (offset == p.getTargetOffset()
&& pointer.getType().getSymmetricType().equals(p.getType())) {
pointer.getTargetSynset().getPointers().remove(p);
break;
}
}
}
}
}
}
return result;
} else {
return super.retainAll(c);
}
}
@Override
public Pointer remove(int index) {
Pointer result = super.remove(index);
if (null != dictionary
&& dictionary.isEditable()
&& dictionary.getManageSymmetricPointers()) {
// delete symmetric pointer from the target
Pointer pointer = get(index);
if (null != pointer.getType().getSymmetricType()) {
for (Pointer p : pointer.getTargetSynset().getPointers()) {
if (offset == p.getTargetOffset()
&& pointer.getType().getSymmetricType().equals(p.getType())) {
pointer.getTargetSynset().getPointers().remove(p);
break;
}
}
}
}
return result;
}
@Override
public void add(int index, Pointer pointer) {
if (null == pointer) {
throw new IllegalArgumentException(JWNL.resolveMessage("DICTIONARY_EXCEPTION_043"));
}
super.add(index, pointer);
if (null != dictionary
&& dictionary.isEditable()
&& dictionary.getManageSymmetricPointers()) {
if (null != pointer.getType().getSymmetricType()) {
Pointer symmetric =
new Pointer(
pointer.getType().getSymmetricType(), pointer.getTarget(), pointer.getSource());
if (!pointer.getTarget().getSynset().getPointers().contains(symmetric)) {
pointer.getTarget().getSynset().getPointers().add(symmetric);
}
}
}
}
@Override
protected void removeRange(int fromIndex, int toIndex) {
if (null != dictionary && dictionary.isEditable()) {
List<Pointer> copy = new ArrayList<Pointer>(super.subList(fromIndex, toIndex));
super.removeRange(fromIndex, toIndex);
for (Pointer pointer : copy) {
// delete symmetric pointer from the target
if (null != pointer.getType().getSymmetricType()
&& dictionary.getManageSymmetricPointers()) {
for (Pointer p : pointer.getTargetSynset().getPointers()) {
if (offset == p.getTargetOffset()
&& pointer.getType().getSymmetricType().equals(p.getType())) {
pointer.getTargetSynset().getPointers().remove(p);
break;
}
}
}
}
} else {
super.removeRange(fromIndex, toIndex);
}
}
@Override
public void clear() {
if (null != dictionary && dictionary.isEditable()) {
List<Pointer> copy = new ArrayList<Pointer>(this);
super.clear();
for (Pointer pointer : copy) {
// delete symmetric pointer from the target
if (null != pointer.getType().getSymmetricType()
&& dictionary.getManageSymmetricPointers()) {
for (Pointer p : pointer.getTargetSynset().getPointers()) {
if (offset == p.getTargetOffset()
&& pointer.getType().getSymmetricType().equals(p.getType())) {
pointer.getTargetSynset().getPointers().remove(p);
break;
}
}
}
}
} else {
super.clear();
}
}
@Override
public boolean remove(Object o) {
boolean result = super.remove(o);
if (null != dictionary
&& dictionary.isEditable()
&& dictionary.getManageSymmetricPointers()
&& o instanceof Pointer) {
Pointer pointer = (Pointer) o;
// delete symmetric pointer from the target
if (null != pointer.getType().getSymmetricType()) {
if (null != pointer.getTargetSynset()) {
for (Pointer p : pointer.getTargetSynset().getPointers()) {
if (offset == p.getTargetOffset()
&& pointer.getType().getSymmetricType().equals(p.getType())) {
pointer.getTargetSynset().getPointers().remove(p);
break;
}
}
}
}
}
return result;
}